fix signal table cleanup

androidextras/androidextras.go

@@ -7,6 +7,8 @@ package androidextras
 //#include "androidextras_android.h"
 import "C"
 import (
+	"fmt"
+	"github.com/therecipe/qt"
 	"unsafe"
 )
 
@@ -50,6 +52,7 @@ func NewQAndroidActivityResultReceiverFromPointer(ptr unsafe.Pointer) *QAndroidA
 
 func (ptr *QAndroidActivityResultReceiver) DestroyQAndroidActivityResultReceiver() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 

androidextras/androidextras_android.go

@@ -53,6 +53,7 @@ func NewQAndroidActivityResultReceiverFromPointer(ptr unsafe.Pointer) *QAndroidA
 
 func (ptr *QAndroidActivityResultReceiver) DestroyQAndroidActivityResultReceiver() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 

bluetooth/bluetooth.go

@@ -339,7 +339,7 @@ func NewQBluetoothDeviceDiscoveryAgent(parent core.QObject_ITF) *QBluetoothDevic
 
 	var tmpValue = NewQBluetoothDeviceDiscoveryAgentFromPointer(C.QBluetoothDeviceDiscoveryAgent_NewQBluetoothDeviceDiscoveryAgent(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -349,7 +349,7 @@ func NewQBluetoothDeviceDiscoveryAgent2(deviceAdapter QBluetoothAddress_ITF, par
 
 	var tmpValue = NewQBluetoothDeviceDiscoveryAgentFromPointer(C.QBluetoothDeviceDiscoveryAgent_NewQBluetoothDeviceDiscoveryAgent2(PointerFromQBluetoothAddress(deviceAdapter), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1745,7 +1745,7 @@ func NewQBluetoothLocalDevice(parent core.QObject_ITF) *QBluetoothLocalDevice {
 
 	var tmpValue = NewQBluetoothLocalDeviceFromPointer(C.QBluetoothLocalDevice_NewQBluetoothLocalDevice(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1755,7 +1755,7 @@ func NewQBluetoothLocalDevice2(address QBluetoothAddress_ITF, parent core.QObjec
 
 	var tmpValue = NewQBluetoothLocalDeviceFromPointer(C.QBluetoothLocalDevice_NewQBluetoothLocalDevice2(PointerFromQBluetoothAddress(address), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2328,7 +2328,7 @@ func NewQBluetoothServer(serverType QBluetoothServiceInfo__Protocol, parent core
 
 	var tmpValue = NewQBluetoothServerFromPointer(C.QBluetoothServer_NewQBluetoothServer(C.longlong(serverType), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2496,7 +2496,7 @@ func (ptr *QBluetoothServer) NextPendingConnection() *QBluetoothSocket {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQBluetoothSocketFromPointer(C.QBluetoothServer_NextPendingConnection(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3153,7 +3153,7 @@ func NewQBluetoothServiceDiscoveryAgent(parent core.QObject_ITF) *QBluetoothServ
 
 	var tmpValue = NewQBluetoothServiceDiscoveryAgentFromPointer(C.QBluetoothServiceDiscoveryAgent_NewQBluetoothServiceDiscoveryAgent(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3163,7 +3163,7 @@ func NewQBluetoothServiceDiscoveryAgent2(deviceAdapter QBluetoothAddress_ITF, pa
 
 	var tmpValue = NewQBluetoothServiceDiscoveryAgentFromPointer(C.QBluetoothServiceDiscoveryAgent_NewQBluetoothServiceDiscoveryAgent2(PointerFromQBluetoothAddress(deviceAdapter), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4285,7 +4285,7 @@ func NewQBluetoothSocket(socketType QBluetoothServiceInfo__Protocol, parent core
 
 	var tmpValue = NewQBluetoothSocketFromPointer(C.QBluetoothSocket_NewQBluetoothSocket(C.longlong(socketType), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4295,7 +4295,7 @@ func NewQBluetoothSocket2(parent core.QObject_ITF) *QBluetoothSocket {
 
 	var tmpValue = NewQBluetoothSocketFromPointer(C.QBluetoothSocket_NewQBluetoothSocket2(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5618,7 +5618,7 @@ func (ptr *QBluetoothTransferManager) Put(request QBluetoothTransferRequest_ITF,
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQBluetoothTransferReplyFromPointer(C.QBluetoothTransferManager_Put(ptr.Pointer(), PointerFromQBluetoothTransferRequest(request), core.PointerFromQIODevice(data)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5630,7 +5630,7 @@ func NewQBluetoothTransferManager(parent core.QObject_ITF) *QBluetoothTransferMa
 
 	var tmpValue = NewQBluetoothTransferManagerFromPointer(C.QBluetoothTransferManager_NewQBluetoothTransferManager(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6206,7 +6206,7 @@ func NewQBluetoothTransferReply(parent core.QObject_ITF) *QBluetoothTransferRepl
 
 	var tmpValue = NewQBluetoothTransferReplyFromPointer(C.QBluetoothTransferReply_NewQBluetoothTransferReply(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6441,7 +6441,7 @@ func (ptr *QBluetoothTransferReply) Manager() *QBluetoothTransferManager {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQBluetoothTransferManagerFromPointer(C.QBluetoothTransferReply_Manager(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8621,7 +8621,7 @@ func (ptr *QLowEnergyController) AddService(service QLowEnergyServiceData_ITF, p
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQLowEnergyServiceFromPointer(C.QLowEnergyController_AddService(ptr.Pointer(), PointerFromQLowEnergyServiceData(service), core.PointerFromQObject(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8641,7 +8641,7 @@ func QLowEnergyController_CreateCentral(remoteDevice QBluetoothDeviceInfo_ITF, p
 
 	var tmpValue = NewQLowEnergyControllerFromPointer(C.QLowEnergyController_QLowEnergyController_CreateCentral(PointerFromQBluetoothDeviceInfo(remoteDevice), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -8651,7 +8651,7 @@ func (ptr *QLowEnergyController) CreateCentral(remoteDevice QBluetoothDeviceInfo
 
 	var tmpValue = NewQLowEnergyControllerFromPointer(C.QLowEnergyController_QLowEnergyController_CreateCentral(PointerFromQBluetoothDeviceInfo(remoteDevice), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -8661,7 +8661,7 @@ func QLowEnergyController_CreatePeripheral(parent core.QObject_ITF) *QLowEnergyC
 
 	var tmpValue = NewQLowEnergyControllerFromPointer(C.QLowEnergyController_QLowEnergyController_CreatePeripheral(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -8671,7 +8671,7 @@ func (ptr *QLowEnergyController) CreatePeripheral(parent core.QObject_ITF) *QLow
 
 	var tmpValue = NewQLowEnergyControllerFromPointer(C.QLowEnergyController_QLowEnergyController_CreatePeripheral(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -8682,7 +8682,7 @@ func (ptr *QLowEnergyController) CreateServiceObject(serviceUuid QBluetoothUuid_
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQLowEnergyServiceFromPointer(C.QLowEnergyController_CreateServiceObject(ptr.Pointer(), PointerFromQBluetoothUuid(serviceUuid), core.PointerFromQObject(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

dbus/dbus.go

@@ -58,7 +58,7 @@ func NewQDBusAbstractAdaptor(obj core.QObject_ITF) *QDBusAbstractAdaptor {
 
 	var tmpValue = NewQDBusAbstractAdaptorFromPointer(C.QDBusAbstractAdaptor_NewQDBusAbstractAdaptor(core.PointerFromQObject(obj)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1730,7 +1730,7 @@ func (ptr *QDBusConnection) Interface() *QDBusConnectionInterface {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDBusConnectionInterfaceFromPointer(C.QDBusConnection_Interface(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1786,7 +1786,7 @@ func (ptr *QDBusConnection) ObjectRegisteredAt(path string) *core.QObject {
 		defer C.free(unsafe.Pointer(pathC))
 		var tmpValue = core.NewQObjectFromPointer(C.QDBusConnection_ObjectRegisteredAt(ptr.Pointer(), pathC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1942,6 +1942,7 @@ func NewQDBusConnectionInterfaceFromPointer(ptr unsafe.Pointer) *QDBusConnection
 
 func (ptr *QDBusConnectionInterface) DestroyQDBusConnectionInterface() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -2784,7 +2785,7 @@ func NewQDBusInterface(service string, path string, interfa string, connection Q
 	defer C.free(unsafe.Pointer(interfaC))
 	var tmpValue = NewQDBusInterfaceFromPointer(C.QDBusInterface_NewQDBusInterface(serviceC, pathC, interfaC, PointerFromQDBusConnection(connection), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3873,7 +3874,7 @@ func NewQDBusPendingCallWatcher(call QDBusPendingCall_ITF, parent core.QObject_I
 
 	var tmpValue = NewQDBusPendingCallWatcherFromPointer(C.QDBusPendingCallWatcher_NewQDBusPendingCallWatcher(PointerFromQDBusPendingCall(call), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4478,7 +4479,7 @@ func NewQDBusServer2(parent core.QObject_ITF) *QDBusServer {
 
 	var tmpValue = NewQDBusServerFromPointer(C.QDBusServer_NewQDBusServer2(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4490,7 +4491,7 @@ func NewQDBusServer(address string, parent core.QObject_ITF) *QDBusServer {
 	defer C.free(unsafe.Pointer(addressC))
 	var tmpValue = NewQDBusServerFromPointer(C.QDBusServer_NewQDBusServer(addressC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5071,7 +5072,7 @@ func NewQDBusServiceWatcher(parent core.QObject_ITF) *QDBusServiceWatcher {
 
 	var tmpValue = NewQDBusServiceWatcherFromPointer(C.QDBusServiceWatcher_NewQDBusServiceWatcher(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5083,7 +5084,7 @@ func NewQDBusServiceWatcher2(service string, connection QDBusConnection_ITF, wat
 	defer C.free(unsafe.Pointer(serviceC))
 	var tmpValue = NewQDBusServiceWatcherFromPointer(C.QDBusServiceWatcher_NewQDBusServiceWatcher2(serviceC, PointerFromQDBusConnection(connection), C.longlong(watchMode), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6059,7 +6060,7 @@ func NewQDBusVirtualObject(parent core.QObject_ITF) *QDBusVirtualObject {
 
 	var tmpValue = NewQDBusVirtualObjectFromPointer(C.QDBusVirtualObject_NewQDBusVirtualObject(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

designer/designer.go

@@ -93,7 +93,7 @@ func (ptr *QAbstractExtensionFactory) Extension(object core.QObject_ITF, iid str
 		defer C.free(unsafe.Pointer(iidC))
 		var tmpValue = core.NewQObjectFromPointer(C.QAbstractExtensionFactory_Extension(ptr.Pointer(), core.PointerFromQObject(object), iidC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -185,7 +185,7 @@ func (ptr *QAbstractExtensionManager) Extension(object core.QObject_ITF, iid str
 		defer C.free(unsafe.Pointer(iidC))
 		var tmpValue = core.NewQObjectFromPointer(C.QAbstractExtensionManager_Extension(ptr.Pointer(), core.PointerFromQObject(object), iidC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -351,7 +351,7 @@ func (ptr *QAbstractFormBuilder) Load(device core.QIODevice_ITF, parent widgets.
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QAbstractFormBuilder_Load(ptr.Pointer(), core.PointerFromQIODevice(device), widgets.PointerFromQWidget(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -364,7 +364,7 @@ func (ptr *QAbstractFormBuilder) LoadDefault(device core.QIODevice_ITF, parent w
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QAbstractFormBuilder_LoadDefault(ptr.Pointer(), core.PointerFromQIODevice(device), widgets.PointerFromQWidget(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -505,7 +505,7 @@ func NewQDesignerActionEditorInterface(parent widgets.QWidget_ITF, flags core.Qt
 
 	var tmpValue = NewQDesignerActionEditorInterfaceFromPointer(C.QDesignerActionEditorInterface_NewQDesignerActionEditorInterface(widgets.PointerFromQWidget(parent), C.longlong(flags)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -545,7 +545,7 @@ func (ptr *QDesignerActionEditorInterface) Core() *QDesignerFormEditorInterface
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormEditorInterfaceFromPointer(C.QDesignerActionEditorInterface_Core(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -558,7 +558,7 @@ func (ptr *QDesignerActionEditorInterface) CoreDefault() *QDesignerFormEditorInt
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormEditorInterfaceFromPointer(C.QDesignerActionEditorInterface_CoreDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3863,7 +3863,7 @@ func (ptr *QDesignerContainerExtension) Widget(index int) *widgets.QWidget {
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QDesignerContainerExtension_Widget(ptr.Pointer(), C.int(int32(index))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4047,7 +4047,7 @@ func (ptr *QDesignerCustomWidgetInterface) CreateWidget(parent widgets.QWidget_I
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QDesignerCustomWidgetInterface_CreateWidget(ptr.Pointer(), widgets.PointerFromQWidget(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4756,7 +4756,7 @@ func NewQDesignerFormEditorInterface(parent core.QObject_ITF) *QDesignerFormEdit
 
 	var tmpValue = NewQDesignerFormEditorInterfaceFromPointer(C.QDesignerFormEditorInterface_NewQDesignerFormEditorInterface(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4767,7 +4767,7 @@ func (ptr *QDesignerFormEditorInterface) ActionEditor() *QDesignerActionEditorIn
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerActionEditorInterfaceFromPointer(C.QDesignerFormEditorInterface_ActionEditor(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4780,7 +4780,7 @@ func (ptr *QDesignerFormEditorInterface) ExtensionManager() *QExtensionManager {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQExtensionManagerFromPointer(C.QDesignerFormEditorInterface_ExtensionManager(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4793,7 +4793,7 @@ func (ptr *QDesignerFormEditorInterface) FormWindowManager() *QDesignerFormWindo
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormWindowManagerInterfaceFromPointer(C.QDesignerFormEditorInterface_FormWindowManager(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4806,7 +4806,7 @@ func (ptr *QDesignerFormEditorInterface) ObjectInspector() *QDesignerObjectInspe
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerObjectInspectorInterfaceFromPointer(C.QDesignerFormEditorInterface_ObjectInspector(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4819,7 +4819,7 @@ func (ptr *QDesignerFormEditorInterface) PropertyEditor() *QDesignerPropertyEdit
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerPropertyEditorInterfaceFromPointer(C.QDesignerFormEditorInterface_PropertyEditor(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4864,7 +4864,7 @@ func (ptr *QDesignerFormEditorInterface) TopLevel() *widgets.QWidget {
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QDesignerFormEditorInterface_TopLevel(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4877,7 +4877,7 @@ func (ptr *QDesignerFormEditorInterface) WidgetBox() *QDesignerWidgetBoxInterfac
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerWidgetBoxInterfaceFromPointer(C.QDesignerFormEditorInterface_WidgetBox(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5405,7 +5405,7 @@ func (ptr *QDesignerFormWindowCursorInterface) Current() *widgets.QWidget {
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QDesignerFormWindowCursorInterface_Current(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5447,7 +5447,7 @@ func (ptr *QDesignerFormWindowCursorInterface) FormWindow() *QDesignerFormWindow
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormWindowInterfaceFromPointer(C.QDesignerFormWindowCursorInterface_FormWindow(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5650,7 +5650,7 @@ func (ptr *QDesignerFormWindowCursorInterface) SelectedWidget(index int) *widget
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QDesignerFormWindowCursorInterface_SelectedWidget(ptr.Pointer(), C.int(int32(index))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5842,7 +5842,7 @@ func (ptr *QDesignerFormWindowCursorInterface) Widget(index int) *widgets.QWidge
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QDesignerFormWindowCursorInterface_Widget(ptr.Pointer(), C.int(int32(index))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5959,7 +5959,7 @@ func QDesignerFormWindowInterface_FindFormWindow2(object core.QObject_ITF) *QDes
 
 	var tmpValue = NewQDesignerFormWindowInterfaceFromPointer(C.QDesignerFormWindowInterface_QDesignerFormWindowInterface_FindFormWindow2(core.PointerFromQObject(object)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5969,7 +5969,7 @@ func (ptr *QDesignerFormWindowInterface) FindFormWindow2(object core.QObject_ITF
 
 	var tmpValue = NewQDesignerFormWindowInterfaceFromPointer(C.QDesignerFormWindowInterface_QDesignerFormWindowInterface_FindFormWindow2(core.PointerFromQObject(object)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5979,7 +5979,7 @@ func QDesignerFormWindowInterface_FindFormWindow(widget widgets.QWidget_ITF) *QD
 
 	var tmpValue = NewQDesignerFormWindowInterfaceFromPointer(C.QDesignerFormWindowInterface_QDesignerFormWindowInterface_FindFormWindow(widgets.PointerFromQWidget(widget)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5989,7 +5989,7 @@ func (ptr *QDesignerFormWindowInterface) FindFormWindow(widget widgets.QWidget_I
 
 	var tmpValue = NewQDesignerFormWindowInterfaceFromPointer(C.QDesignerFormWindowInterface_QDesignerFormWindowInterface_FindFormWindow(widgets.PointerFromQWidget(widget)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6452,7 +6452,7 @@ func (ptr *QDesignerFormWindowInterface) Core() *QDesignerFormEditorInterface {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormEditorInterfaceFromPointer(C.QDesignerFormWindowInterface_Core(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6465,7 +6465,7 @@ func (ptr *QDesignerFormWindowInterface) CoreDefault() *QDesignerFormEditorInter
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormEditorInterfaceFromPointer(C.QDesignerFormWindowInterface_CoreDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6769,7 +6769,7 @@ func (ptr *QDesignerFormWindowInterface) FormContainer() *widgets.QWidget {
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QDesignerFormWindowInterface_FormContainer(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11066,7 +11066,7 @@ func (ptr *QDesignerFormWindowManagerInterface) Action(action QDesignerFormWindo
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQActionFromPointer(C.QDesignerFormWindowManagerInterface_Action(ptr.Pointer(), C.longlong(action)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11108,7 +11108,7 @@ func (ptr *QDesignerFormWindowManagerInterface) ActionGroup(actionGroup QDesigne
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQActionGroupFromPointer(C.QDesignerFormWindowManagerInterface_ActionGroup(ptr.Pointer(), C.longlong(actionGroup)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11150,7 +11150,7 @@ func (ptr *QDesignerFormWindowManagerInterface) ActiveFormWindow() *QDesignerFor
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormWindowInterfaceFromPointer(C.QDesignerFormWindowManagerInterface_ActiveFormWindow(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11300,7 +11300,7 @@ func (ptr *QDesignerFormWindowManagerInterface) Core() *QDesignerFormEditorInter
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormEditorInterfaceFromPointer(C.QDesignerFormWindowManagerInterface_Core(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11342,7 +11342,7 @@ func (ptr *QDesignerFormWindowManagerInterface) CreateFormWindow(parent widgets.
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormWindowInterfaceFromPointer(C.QDesignerFormWindowManagerInterface_CreateFormWindow(ptr.Pointer(), widgets.PointerFromQWidget(parent), C.longlong(flags)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11424,7 +11424,7 @@ func (ptr *QDesignerFormWindowManagerInterface) FormWindow(index int) *QDesigner
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormWindowInterfaceFromPointer(C.QDesignerFormWindowManagerInterface_FormWindow(ptr.Pointer(), C.int(int32(index))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -12693,7 +12693,7 @@ func NewQDesignerObjectInspectorInterface(parent widgets.QWidget_ITF, flags core
 
 	var tmpValue = NewQDesignerObjectInspectorInterfaceFromPointer(C.QDesignerObjectInspectorInterface_NewQDesignerObjectInspectorInterface(widgets.PointerFromQWidget(parent), C.longlong(flags)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -12733,7 +12733,7 @@ func (ptr *QDesignerObjectInspectorInterface) Core() *QDesignerFormEditorInterfa
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormEditorInterfaceFromPointer(C.QDesignerObjectInspectorInterface_Core(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -12746,7 +12746,7 @@ func (ptr *QDesignerObjectInspectorInterface) CoreDefault() *QDesignerFormEditor
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormEditorInterfaceFromPointer(C.QDesignerObjectInspectorInterface_CoreDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15635,7 +15635,7 @@ func NewQDesignerPropertyEditorInterface(parent widgets.QWidget_ITF, flags core.
 
 	var tmpValue = NewQDesignerPropertyEditorInterfaceFromPointer(C.QDesignerPropertyEditorInterface_NewQDesignerPropertyEditorInterface(widgets.PointerFromQWidget(parent), C.longlong(flags)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -15675,7 +15675,7 @@ func (ptr *QDesignerPropertyEditorInterface) Core() *QDesignerFormEditorInterfac
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormEditorInterfaceFromPointer(C.QDesignerPropertyEditorInterface_Core(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15688,7 +15688,7 @@ func (ptr *QDesignerPropertyEditorInterface) CoreDefault() *QDesignerFormEditorI
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDesignerFormEditorInterfaceFromPointer(C.QDesignerPropertyEditorInterface_CoreDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15806,7 +15806,7 @@ func (ptr *QDesignerPropertyEditorInterface) Object() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QDesignerPropertyEditorInterface_Object(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -19498,7 +19498,7 @@ func (ptr *QDesignerTaskMenuExtension) PreferredEditAction() *widgets.QAction {
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQActionFromPointer(C.QDesignerTaskMenuExtension_PreferredEditAction(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -19511,7 +19511,7 @@ func (ptr *QDesignerTaskMenuExtension) PreferredEditActionDefault() *widgets.QAc
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQActionFromPointer(C.QDesignerTaskMenuExtension_PreferredEditActionDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -22566,6 +22566,7 @@ func NewQExtensionFactoryFromPointer(ptr unsafe.Pointer) *QExtensionFactory {
 
 func (ptr *QExtensionFactory) DestroyQExtensionFactory() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -22574,7 +22575,7 @@ func NewQExtensionFactory(parent QExtensionManager_ITF) *QExtensionFactory {
 
 	var tmpValue = NewQExtensionFactoryFromPointer(C.QExtensionFactory_NewQExtensionFactory(PointerFromQExtensionManager(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -22616,7 +22617,7 @@ func (ptr *QExtensionFactory) CreateExtension(object core.QObject_ITF, iid strin
 		defer C.free(unsafe.Pointer(iidC))
 		var tmpValue = core.NewQObjectFromPointer(C.QExtensionFactory_CreateExtension(ptr.Pointer(), core.PointerFromQObject(object), iidC, core.PointerFromQObject(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -22631,7 +22632,7 @@ func (ptr *QExtensionFactory) CreateExtensionDefault(object core.QObject_ITF, ii
 		defer C.free(unsafe.Pointer(iidC))
 		var tmpValue = core.NewQObjectFromPointer(C.QExtensionFactory_CreateExtensionDefault(ptr.Pointer(), core.PointerFromQObject(object), iidC, core.PointerFromQObject(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -22675,7 +22676,7 @@ func (ptr *QExtensionFactory) Extension(object core.QObject_ITF, iid string) *co
 		defer C.free(unsafe.Pointer(iidC))
 		var tmpValue = core.NewQObjectFromPointer(C.QExtensionFactory_Extension(ptr.Pointer(), core.PointerFromQObject(object), iidC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -22690,7 +22691,7 @@ func (ptr *QExtensionFactory) ExtensionDefault(object core.QObject_ITF, iid stri
 		defer C.free(unsafe.Pointer(iidC))
 		var tmpValue = core.NewQObjectFromPointer(C.QExtensionFactory_ExtensionDefault(ptr.Pointer(), core.PointerFromQObject(object), iidC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -22703,7 +22704,7 @@ func (ptr *QExtensionFactory) ExtensionManager() *QExtensionManager {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQExtensionManagerFromPointer(C.QExtensionFactory_ExtensionManager(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -23171,7 +23172,7 @@ func NewQExtensionManager(parent core.QObject_ITF) *QExtensionManager {
 
 	var tmpValue = NewQExtensionManagerFromPointer(C.QExtensionManager_NewQExtensionManager(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -23213,7 +23214,7 @@ func (ptr *QExtensionManager) Extension(object core.QObject_ITF, iid string) *co
 		defer C.free(unsafe.Pointer(iidC))
 		var tmpValue = core.NewQObjectFromPointer(C.QExtensionManager_Extension(ptr.Pointer(), core.PointerFromQObject(object), iidC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -23228,7 +23229,7 @@ func (ptr *QExtensionManager) ExtensionDefault(object core.QObject_ITF, iid stri
 		defer C.free(unsafe.Pointer(iidC))
 		var tmpValue = core.NewQObjectFromPointer(C.QExtensionManager_ExtensionDefault(ptr.Pointer(), core.PointerFromQObject(object), iidC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -23886,7 +23887,7 @@ func (ptr *QFormBuilder) Load(device core.QIODevice_ITF, parent widgets.QWidget_
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QFormBuilder_Load(ptr.Pointer(), core.PointerFromQIODevice(device), widgets.PointerFromQWidget(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -23899,7 +23900,7 @@ func (ptr *QFormBuilder) LoadDefault(device core.QIODevice_ITF, parent widgets.Q
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QFormBuilder_LoadDefault(ptr.Pointer(), core.PointerFromQIODevice(device), widgets.PointerFromQWidget(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

gamepad/gamepad.go

@@ -317,7 +317,7 @@ func NewQGamepad(deviceId int, parent core.QObject_ITF) *QGamepad {
 
 	var tmpValue = NewQGamepadFromPointer(C.QGamepad_NewQGamepad(C.int(int32(deviceId)), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

gui/gui.go

@@ -95,6 +95,7 @@ func NewQAbstractTextDocumentLayoutFromPointer(ptr unsafe.Pointer) *QAbstractTex
 
 func (ptr *QAbstractTextDocumentLayout) DestroyQAbstractTextDocumentLayout() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -153,7 +154,7 @@ func (ptr *QAbstractTextDocumentLayout) Document() *QTextDocument {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextDocumentFromPointer(C.QAbstractTextDocumentLayout_Document(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1934,7 +1935,7 @@ func (ptr *QAccessibleEvent) Object() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QAccessibleEvent_Object(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1974,7 +1975,7 @@ func (ptr *QAccessibleEvent) M_object() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QAccessibleEvent_M_object(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2473,7 +2474,7 @@ func (ptr *QAccessibleInterface) Object() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QAccessibleInterface_Object(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2743,7 +2744,7 @@ func (ptr *QAccessibleInterface) Window() *QWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWindowFromPointer(C.QAccessibleInterface_Window(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2756,7 +2757,7 @@ func (ptr *QAccessibleInterface) WindowDefault() *QWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWindowFromPointer(C.QAccessibleInterface_WindowDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2941,7 +2942,7 @@ func (ptr *QAccessibleObject) Object() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QAccessibleObject_Object(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2954,7 +2955,7 @@ func (ptr *QAccessibleObject) ObjectDefault() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QAccessibleObject_ObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3530,7 +3531,7 @@ func (ptr *QAccessibleObject) Window() *QWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWindowFromPointer(C.QAccessibleObject_Window(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3543,7 +3544,7 @@ func (ptr *QAccessibleObject) WindowDefault() *QWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWindowFromPointer(C.QAccessibleObject_WindowDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3593,7 +3594,7 @@ func NewQAccessiblePlugin(parent core.QObject_ITF) *QAccessiblePlugin {
 
 	var tmpValue = NewQAccessiblePluginFromPointer(C.QAccessiblePlugin_NewQAccessiblePlugin(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -7518,7 +7519,7 @@ func (ptr *QBackingStore) Window() *QWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWindowFromPointer(C.QBackingStore_Window(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8072,6 +8073,7 @@ func NewQClipboardFromPointer(ptr unsafe.Pointer) *QClipboard {
 
 func (ptr *QClipboard) DestroyQClipboard() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -8089,7 +8091,7 @@ func (ptr *QClipboard) MimeData(mode QClipboard__Mode) *core.QMimeData {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQMimeDataFromPointer(C.QClipboard_MimeData(ptr.Pointer(), C.longlong(mode)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -10520,7 +10522,7 @@ func NewQDoubleValidator(parent core.QObject_ITF) *QDoubleValidator {
 
 	var tmpValue = NewQDoubleValidatorFromPointer(C.QDoubleValidator_NewQDoubleValidator(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -10530,7 +10532,7 @@ func NewQDoubleValidator2(bottom float64, top float64, decimals int, parent core
 
 	var tmpValue = NewQDoubleValidatorFromPointer(C.QDoubleValidator_NewQDoubleValidator2(C.double(bottom), C.double(top), C.int(int32(decimals)), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -11124,7 +11126,7 @@ func NewQDrag(dragSource core.QObject_ITF) *QDrag {
 
 	var tmpValue = NewQDragFromPointer(C.QDrag_NewQDrag(core.PointerFromQObject(dragSource)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -11232,7 +11234,7 @@ func (ptr *QDrag) MimeData() *core.QMimeData {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQMimeDataFromPointer(C.QDrag_MimeData(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11288,7 +11290,7 @@ func (ptr *QDrag) Source() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QDrag_Source(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11310,7 +11312,7 @@ func (ptr *QDrag) Target() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QDrag_Target(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -12091,7 +12093,7 @@ func (ptr *QDropEvent) MimeData() *core.QMimeData {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQMimeDataFromPointer(C.QDropEvent_MimeData(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -12151,7 +12153,7 @@ func (ptr *QDropEvent) Source() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QDropEvent_Source(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -12215,7 +12217,7 @@ func (ptr *QDropEvent) Mdata() *core.QMimeData {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQMimeDataFromPointer(C.QDropEvent_Mdata(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -14712,7 +14714,7 @@ func NewQGenericPlugin(parent core.QObject_ITF) *QGenericPlugin {
 
 	var tmpValue = NewQGenericPluginFromPointer(C.QGenericPlugin_NewQGenericPlugin(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -14756,7 +14758,7 @@ func (ptr *QGenericPlugin) Create(key string, specification string) *core.QObjec
 		defer C.free(unsafe.Pointer(specificationC))
 		var tmpValue = core.NewQObjectFromPointer(C.QGenericPlugin_Create(ptr.Pointer(), keyC, specificationC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15240,7 +15242,7 @@ func QGenericPluginFactory_Create(key string, specification string) *core.QObjec
 	defer C.free(unsafe.Pointer(specificationC))
 	var tmpValue = core.NewQObjectFromPointer(C.QGenericPluginFactory_QGenericPluginFactory_Create(keyC, specificationC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -15254,7 +15256,7 @@ func (ptr *QGenericPluginFactory) Create(key string, specification string) *core
 	defer C.free(unsafe.Pointer(specificationC))
 	var tmpValue = core.NewQObjectFromPointer(C.QGenericPluginFactory_QGenericPluginFactory_Create(keyC, specificationC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -15763,7 +15765,7 @@ func QGuiApplication_PrimaryScreen() *QScreen {
 
 	var tmpValue = NewQScreenFromPointer(C.QGuiApplication_QGuiApplication_PrimaryScreen())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -15773,7 +15775,7 @@ func (ptr *QGuiApplication) PrimaryScreen() *QScreen {
 
 	var tmpValue = NewQScreenFromPointer(C.QGuiApplication_QGuiApplication_PrimaryScreen())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -15935,7 +15937,7 @@ func NewQGuiApplication(argc int, argv []string) *QGuiApplication {
 	defer C.free(unsafe.Pointer(argvC))
 	var tmpValue = NewQGuiApplicationFromPointer(C.QGuiApplication_NewQGuiApplication(C.int(int32(argc)), argvC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -15993,7 +15995,7 @@ func QGuiApplication_Clipboard() *QClipboard {
 
 	var tmpValue = NewQClipboardFromPointer(C.QGuiApplication_QGuiApplication_Clipboard())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16003,7 +16005,7 @@ func (ptr *QGuiApplication) Clipboard() *QClipboard {
 
 	var tmpValue = NewQClipboardFromPointer(C.QGuiApplication_QGuiApplication_Clipboard())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16055,7 +16057,7 @@ func QGuiApplication_FocusObject() *core.QObject {
 
 	var tmpValue = core.NewQObjectFromPointer(C.QGuiApplication_QGuiApplication_FocusObject())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16065,7 +16067,7 @@ func (ptr *QGuiApplication) FocusObject() *core.QObject {
 
 	var tmpValue = core.NewQObjectFromPointer(C.QGuiApplication_QGuiApplication_FocusObject())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16111,7 +16113,7 @@ func QGuiApplication_FocusWindow() *QWindow {
 
 	var tmpValue = NewQWindowFromPointer(C.QGuiApplication_QGuiApplication_FocusWindow())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16121,7 +16123,7 @@ func (ptr *QGuiApplication) FocusWindow() *QWindow {
 
 	var tmpValue = NewQWindowFromPointer(C.QGuiApplication_QGuiApplication_FocusWindow())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16219,7 +16221,7 @@ func QGuiApplication_InputMethod() *QInputMethod {
 
 	var tmpValue = NewQInputMethodFromPointer(C.QGuiApplication_QGuiApplication_InputMethod())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16229,7 +16231,7 @@ func (ptr *QGuiApplication) InputMethod() *QInputMethod {
 
 	var tmpValue = NewQInputMethodFromPointer(C.QGuiApplication_QGuiApplication_InputMethod())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16359,7 +16361,7 @@ func QGuiApplication_ModalWindow() *QWindow {
 
 	var tmpValue = NewQWindowFromPointer(C.QGuiApplication_QGuiApplication_ModalWindow())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16369,7 +16371,7 @@ func (ptr *QGuiApplication) ModalWindow() *QWindow {
 
 	var tmpValue = NewQWindowFromPointer(C.QGuiApplication_QGuiApplication_ModalWindow())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16599,7 +16601,7 @@ func QGuiApplication_StyleHints() *QStyleHints {
 
 	var tmpValue = NewQStyleHintsFromPointer(C.QGuiApplication_QGuiApplication_StyleHints())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16609,7 +16611,7 @@ func (ptr *QGuiApplication) StyleHints() *QStyleHints {
 
 	var tmpValue = NewQStyleHintsFromPointer(C.QGuiApplication_QGuiApplication_StyleHints())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16631,7 +16633,7 @@ func QGuiApplication_TopLevelAt(pos core.QPoint_ITF) *QWindow {
 
 	var tmpValue = NewQWindowFromPointer(C.QGuiApplication_QGuiApplication_TopLevelAt(core.PointerFromQPoint(pos)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16641,7 +16643,7 @@ func (ptr *QGuiApplication) TopLevelAt(pos core.QPoint_ITF) *QWindow {
 
 	var tmpValue = NewQWindowFromPointer(C.QGuiApplication_QGuiApplication_TopLevelAt(core.PointerFromQPoint(pos)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -18274,7 +18276,7 @@ func NewQIconEnginePlugin(parent core.QObject_ITF) *QIconEnginePlugin {
 
 	var tmpValue = NewQIconEnginePluginFromPointer(C.QIconEnginePlugin_NewQIconEnginePlugin(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -19892,7 +19894,7 @@ func (ptr *QImageIOHandler) Device() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QImageIOHandler_Device(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -20461,7 +20463,7 @@ func NewQImageIOPlugin(parent core.QObject_ITF) *QImageIOPlugin {
 
 	var tmpValue = NewQImageIOPluginFromPointer(C.QImageIOPlugin_NewQImageIOPlugin(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -21133,7 +21135,7 @@ func (ptr *QImageReader) Device() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QImageReader_Device(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -21594,7 +21596,7 @@ func (ptr *QImageWriter) Device() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QImageWriter_Device(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -21961,6 +21963,7 @@ func NewQInputMethodFromPointer(ptr unsafe.Pointer) *QInputMethod {
 
 func (ptr *QInputMethod) DestroyQInputMethod() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -23337,7 +23340,7 @@ func NewQIntValidator(parent core.QObject_ITF) *QIntValidator {
 
 	var tmpValue = NewQIntValidatorFromPointer(C.QIntValidator_NewQIntValidator(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -23347,7 +23350,7 @@ func NewQIntValidator2(minimum int, maximum int, parent core.QObject_ITF) *QIntV
 
 	var tmpValue = NewQIntValidatorFromPointer(C.QIntValidator_NewQIntValidator2(C.int(int32(minimum)), C.int(int32(maximum)), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -25363,7 +25366,7 @@ func NewQMovie2(device core.QIODevice_ITF, format string, parent core.QObject_IT
 	defer C.free(unsafe.Pointer(formatC))
 	var tmpValue = NewQMovieFromPointer(C.QMovie_NewQMovie2(core.PointerFromQIODevice(device), formatC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -25373,7 +25376,7 @@ func NewQMovie(parent core.QObject_ITF) *QMovie {
 
 	var tmpValue = NewQMovieFromPointer(C.QMovie_NewQMovie(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -25387,7 +25390,7 @@ func NewQMovie3(fileName string, format string, parent core.QObject_ITF) *QMovie
 	defer C.free(unsafe.Pointer(formatC))
 	var tmpValue = NewQMovieFromPointer(C.QMovie_NewQMovie3(fileNameC, formatC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -25440,7 +25443,7 @@ func (ptr *QMovie) Device() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QMovie_Device(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -26698,7 +26701,7 @@ func NewQOffscreenSurface(targetScreen QScreen_ITF) *QOffscreenSurface {
 
 	var tmpValue = NewQOffscreenSurfaceFromPointer(C.QOffscreenSurface_NewQOffscreenSurface(PointerFromQScreen(targetScreen)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -26796,7 +26799,7 @@ func (ptr *QOffscreenSurface) Screen() *QScreen {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQScreenFromPointer(C.QOffscreenSurface_Screen(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -31422,6 +31425,7 @@ func NewQPaintDeviceWindowFromPointer(ptr unsafe.Pointer) *QPaintDeviceWindow {
 
 func (ptr *QPaintDeviceWindow) DestroyQPaintDeviceWindow() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -32240,7 +32244,7 @@ func (ptr *QPaintDeviceWindow) FocusObject() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QPaintDeviceWindow_FocusObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -32253,7 +32257,7 @@ func (ptr *QPaintDeviceWindow) FocusObjectDefault() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QPaintDeviceWindow_FocusObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -38316,7 +38320,7 @@ func NewQPdfWriter2(device core.QIODevice_ITF) *QPdfWriter {
 
 	var tmpValue = NewQPdfWriterFromPointer(C.QPdfWriter_NewQPdfWriter2(core.PointerFromQIODevice(device)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -38328,7 +38332,7 @@ func NewQPdfWriter(filename string) *QPdfWriter {
 	defer C.free(unsafe.Pointer(filenameC))
 	var tmpValue = NewQPdfWriterFromPointer(C.QPdfWriter_NewQPdfWriter(filenameC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -40956,6 +40960,7 @@ func NewQPlatformSystemTrayIconFromPointer(ptr unsafe.Pointer) *QPlatformSystemT
 
 func (ptr *QPlatformSystemTrayIcon) DestroyQPlatformSystemTrayIcon() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -41950,7 +41955,7 @@ func NewQRasterWindow(parent QWindow_ITF) *QRasterWindow {
 
 	var tmpValue = NewQRasterWindowFromPointer(C.QRasterWindow_NewQRasterWindow(PointerFromQWindow(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -42763,7 +42768,7 @@ func (ptr *QRasterWindow) FocusObject() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QRasterWindow_FocusObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -42776,7 +42781,7 @@ func (ptr *QRasterWindow) FocusObjectDefault() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QRasterWindow_FocusObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -44958,7 +44963,7 @@ func NewQRegExpValidator(parent core.QObject_ITF) *QRegExpValidator {
 
 	var tmpValue = NewQRegExpValidatorFromPointer(C.QRegExpValidator_NewQRegExpValidator(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -44968,7 +44973,7 @@ func NewQRegExpValidator2(rx core.QRegExp_ITF, parent core.QObject_ITF) *QRegExp
 
 	var tmpValue = NewQRegExpValidatorFromPointer(C.QRegExpValidator_NewQRegExpValidator2(core.PointerFromQRegExp(rx), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -45898,7 +45903,7 @@ func NewQRegularExpressionValidator(parent core.QObject_ITF) *QRegularExpression
 
 	var tmpValue = NewQRegularExpressionValidatorFromPointer(C.QRegularExpressionValidator_NewQRegularExpressionValidator(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -45908,7 +45913,7 @@ func NewQRegularExpressionValidator2(re core.QRegularExpression_ITF, parent core
 
 	var tmpValue = NewQRegularExpressionValidatorFromPointer(C.QRegularExpressionValidator_NewQRegularExpressionValidator2(core.PointerFromQRegularExpression(re), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -49259,7 +49264,7 @@ func (ptr *QStandardItem) Model() *QStandardItemModel {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQStandardItemModelFromPointer(C.QStandardItem_Model(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -49780,7 +49785,7 @@ func NewQStandardItemModel(parent core.QObject_ITF) *QStandardItemModel {
 
 	var tmpValue = NewQStandardItemModelFromPointer(C.QStandardItemModel_NewQStandardItemModel(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -49790,7 +49795,7 @@ func NewQStandardItemModel2(rows int, columns int, parent core.QObject_ITF) *QSt
 
 	var tmpValue = NewQStandardItemModelFromPointer(C.QStandardItemModel_NewQStandardItemModel2(C.int(int32(rows)), C.int(int32(columns)), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -51465,6 +51470,7 @@ func NewQStyleHintsFromPointer(ptr unsafe.Pointer) *QStyleHints {
 
 func (ptr *QStyleHints) DestroyQStyleHints() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -53004,7 +53010,7 @@ func NewQSyntaxHighlighter(parent core.QObject_ITF) *QSyntaxHighlighter {
 
 	var tmpValue = NewQSyntaxHighlighterFromPointer(C.QSyntaxHighlighter_NewQSyntaxHighlighter(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -53014,7 +53020,7 @@ func NewQSyntaxHighlighter2(parent QTextDocument_ITF) *QSyntaxHighlighter {
 
 	var tmpValue = NewQSyntaxHighlighterFromPointer(C.QSyntaxHighlighter_NewQSyntaxHighlighter2(PointerFromQTextDocument(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -53054,7 +53060,7 @@ func (ptr *QSyntaxHighlighter) Document() *QTextDocument {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextDocumentFromPointer(C.QSyntaxHighlighter_Document(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -54065,7 +54071,7 @@ func (ptr *QTextBlock) Document() *QTextDocument {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextDocumentFromPointer(C.QTextBlock_Document(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -54221,7 +54227,7 @@ func (ptr *QTextBlock) TextList() *QTextList {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextListFromPointer(C.QTextBlock_TextList(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -54549,7 +54555,7 @@ func NewQTextBlockGroup(document QTextDocument_ITF) *QTextBlockGroup {
 
 	var tmpValue = NewQTextBlockGroupFromPointer(C.QTextBlockGroup_NewQTextBlockGroup(PointerFromQTextDocument(document)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -55821,7 +55827,7 @@ func (ptr *QTextCursor) InsertTable2(rows int, columns int) *QTextTable {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextTableFromPointer(C.QTextCursor_InsertTable2(ptr.Pointer(), C.int(int32(rows)), C.int(int32(columns))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -55834,7 +55840,7 @@ func (ptr *QTextCursor) InsertTable(rows int, columns int, format QTextTableForm
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextTableFromPointer(C.QTextCursor_InsertTable(ptr.Pointer(), C.int(int32(rows)), C.int(int32(columns)), PointerFromQTextTableFormat(format)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -55996,7 +56002,7 @@ func (ptr *QTextCursor) CreateList2(style QTextListFormat__Style) *QTextList {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextListFromPointer(C.QTextCursor_CreateList2(ptr.Pointer(), C.longlong(style)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56009,7 +56015,7 @@ func (ptr *QTextCursor) CreateList(format QTextListFormat_ITF) *QTextList {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextListFromPointer(C.QTextCursor_CreateList(ptr.Pointer(), PointerFromQTextListFormat(format)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56022,7 +56028,7 @@ func (ptr *QTextCursor) CurrentFrame() *QTextFrame {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextFrameFromPointer(C.QTextCursor_CurrentFrame(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56035,7 +56041,7 @@ func (ptr *QTextCursor) CurrentList() *QTextList {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextListFromPointer(C.QTextCursor_CurrentList(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56048,7 +56054,7 @@ func (ptr *QTextCursor) CurrentTable() *QTextTable {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextTableFromPointer(C.QTextCursor_CurrentTable(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56077,7 +56083,7 @@ func (ptr *QTextCursor) Document() *QTextDocument {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextDocumentFromPointer(C.QTextCursor_Document(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56140,7 +56146,7 @@ func (ptr *QTextCursor) InsertFrame(format QTextFrameFormat_ITF) *QTextFrame {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextFrameFromPointer(C.QTextCursor_InsertFrame(ptr.Pointer(), PointerFromQTextFrameFormat(format)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56199,7 +56205,7 @@ func (ptr *QTextCursor) InsertList2(style QTextListFormat__Style) *QTextList {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextListFromPointer(C.QTextCursor_InsertList2(ptr.Pointer(), C.longlong(style)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56212,7 +56218,7 @@ func (ptr *QTextCursor) InsertList(format QTextListFormat_ITF) *QTextList {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextListFromPointer(C.QTextCursor_InsertList(ptr.Pointer(), PointerFromQTextListFormat(format)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56588,7 +56594,7 @@ func (ptr *QTextDocument) CreateObject(format QTextFormat_ITF) *QTextObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextObjectFromPointer(C.QTextDocument_CreateObject(ptr.Pointer(), PointerFromQTextFormat(format)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56601,7 +56607,7 @@ func (ptr *QTextDocument) CreateObjectDefault(format QTextFormat_ITF) *QTextObje
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextObjectFromPointer(C.QTextDocument_CreateObjectDefault(ptr.Pointer(), PointerFromQTextFormat(format)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -56830,7 +56836,7 @@ func NewQTextDocument(parent core.QObject_ITF) *QTextDocument {
 
 	var tmpValue = NewQTextDocumentFromPointer(C.QTextDocument_NewQTextDocument(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -56842,7 +56848,7 @@ func NewQTextDocument2(text string, parent core.QObject_ITF) *QTextDocument {
 	defer C.free(unsafe.Pointer(textC))
 	var tmpValue = NewQTextDocumentFromPointer(C.QTextDocument_NewQTextDocument2(textC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -57032,7 +57038,7 @@ func (ptr *QTextDocument) Clone(parent core.QObject_ITF) *QTextDocument {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextDocumentFromPointer(C.QTextDocument_Clone(ptr.Pointer(), core.PointerFromQObject(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -57184,7 +57190,7 @@ func (ptr *QTextDocument) DocumentLayout() *QAbstractTextDocumentLayout {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAbstractTextDocumentLayoutFromPointer(C.QTextDocument_DocumentLayout(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -57505,7 +57511,7 @@ func (ptr *QTextDocument) Object(objectIndex int) *QTextObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextObjectFromPointer(C.QTextDocument_Object(ptr.Pointer(), C.int(int32(objectIndex))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -57518,7 +57524,7 @@ func (ptr *QTextDocument) ObjectForFormat(f QTextFormat_ITF) *QTextObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextObjectFromPointer(C.QTextDocument_ObjectForFormat(ptr.Pointer(), PointerFromQTextFormat(f)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -57648,7 +57654,7 @@ func (ptr *QTextDocument) RootFrame() *QTextFrame {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextFrameFromPointer(C.QTextDocument_RootFrame(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -58535,7 +58541,7 @@ func (ptr *QTextDocumentWriter) Device() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QTextDocumentWriter_Device(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -59295,7 +59301,7 @@ func NewQTextFrame(document QTextDocument_ITF) *QTextFrame {
 
 	var tmpValue = NewQTextFrameFromPointer(C.QTextFrame_NewQTextFrame(PointerFromQTextDocument(document)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -59346,7 +59352,7 @@ func (ptr *QTextFrame) ParentFrame() *QTextFrame {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextFrameFromPointer(C.QTextFrame_ParentFrame(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -62066,7 +62072,7 @@ func NewQTextObject(document QTextDocument_ITF) *QTextObject {
 
 	var tmpValue = NewQTextObjectFromPointer(C.QTextObject_NewQTextObject(PointerFromQTextDocument(document)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -62077,7 +62083,7 @@ func (ptr *QTextObject) Document() *QTextDocument {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTextDocumentFromPointer(C.QTextObject_Document(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -64116,7 +64122,7 @@ func (ptr *QTouchEvent) Target() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QTouchEvent_Target(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -64138,7 +64144,7 @@ func (ptr *QTouchEvent) Window() *QWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWindowFromPointer(C.QTouchEvent_Window(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -64177,7 +64183,7 @@ func (ptr *QTouchEvent) _target() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QTouchEvent__target(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -64215,7 +64221,7 @@ func (ptr *QTouchEvent) _window() *QWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWindowFromPointer(C.QTouchEvent__window(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -64907,7 +64913,7 @@ func NewQValidator(parent core.QObject_ITF) *QValidator {
 
 	var tmpValue = NewQValidatorFromPointer(C.QValidator_NewQValidator(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -67108,7 +67114,7 @@ func NewQWindow(targetScreen QScreen_ITF) *QWindow {
 
 	var tmpValue = NewQWindowFromPointer(C.QWindow_NewQWindow(PointerFromQScreen(targetScreen)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -67118,7 +67124,7 @@ func NewQWindow2(parent QWindow_ITF) *QWindow {
 
 	var tmpValue = NewQWindowFromPointer(C.QWindow_NewQWindow2(PointerFromQWindow(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -67497,7 +67503,7 @@ func (ptr *QWindow) FocusObject() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QWindow_FocusObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -67510,7 +67516,7 @@ func (ptr *QWindow) FocusObjectDefault() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QWindow_FocusObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -67687,7 +67693,7 @@ func QWindow_FromWinId(id uintptr) *QWindow {
 
 	var tmpValue = NewQWindowFromPointer(C.QWindow_QWindow_FromWinId(C.uintptr_t(id)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -67697,7 +67703,7 @@ func (ptr *QWindow) FromWinId(id uintptr) *QWindow {
 
 	var tmpValue = NewQWindowFromPointer(C.QWindow_QWindow_FromWinId(C.uintptr_t(id)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -68588,7 +68594,7 @@ func (ptr *QWindow) Parent() *QWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWindowFromPointer(C.QWindow_Parent(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -68792,7 +68798,7 @@ func (ptr *QWindow) Screen() *QScreen {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQScreenFromPointer(C.QWindow_Screen(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -69437,7 +69443,7 @@ func (ptr *QWindow) TransientParent() *QWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWindowFromPointer(C.QWindow_TransientParent(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

help/help.go

@@ -1967,6 +1967,7 @@ func NewQHelpContentWidgetFromPointer(ptr unsafe.Pointer) *QHelpContentWidget {
 
 func (ptr *QHelpContentWidget) DestroyQHelpContentWidget() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -7206,7 +7207,7 @@ func NewQHelpEngine(collectionFile string, parent core.QObject_ITF) *QHelpEngine
 	defer C.free(unsafe.Pointer(collectionFileC))
 	var tmpValue = NewQHelpEngineFromPointer(C.QHelpEngine_NewQHelpEngine(collectionFileC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -7217,7 +7218,7 @@ func (ptr *QHelpEngine) ContentModel() *QHelpContentModel {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQHelpContentModelFromPointer(C.QHelpEngine_ContentModel(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7230,7 +7231,7 @@ func (ptr *QHelpEngine) ContentWidget() *QHelpContentWidget {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQHelpContentWidgetFromPointer(C.QHelpEngine_ContentWidget(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7243,7 +7244,7 @@ func (ptr *QHelpEngine) IndexModel() *QHelpIndexModel {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQHelpIndexModelFromPointer(C.QHelpEngine_IndexModel(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7256,7 +7257,7 @@ func (ptr *QHelpEngine) IndexWidget() *QHelpIndexWidget {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQHelpIndexWidgetFromPointer(C.QHelpEngine_IndexWidget(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7269,7 +7270,7 @@ func (ptr *QHelpEngine) SearchEngine() *QHelpSearchEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQHelpSearchEngineFromPointer(C.QHelpEngine_SearchEngine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7798,7 +7799,7 @@ func NewQHelpEngineCore(collectionFile string, parent core.QObject_ITF) *QHelpEn
 	defer C.free(unsafe.Pointer(collectionFileC))
 	var tmpValue = NewQHelpEngineCoreFromPointer(C.QHelpEngineCore_NewQHelpEngineCore(collectionFileC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -8672,6 +8673,7 @@ func NewQHelpIndexModelFromPointer(ptr unsafe.Pointer) *QHelpIndexModel {
 
 func (ptr *QHelpIndexModel) DestroyQHelpIndexModel() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -10667,6 +10669,7 @@ func NewQHelpIndexWidgetFromPointer(ptr unsafe.Pointer) *QHelpIndexWidget {
 
 func (ptr *QHelpIndexWidget) DestroyQHelpIndexWidget() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -15341,7 +15344,7 @@ func NewQHelpSearchEngine(helpEngine QHelpEngineCore_ITF, parent core.QObject_IT
 
 	var tmpValue = NewQHelpSearchEngineFromPointer(C.QHelpSearchEngine_NewQHelpSearchEngine(PointerFromQHelpEngineCore(helpEngine), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -15505,7 +15508,7 @@ func (ptr *QHelpSearchEngine) QueryWidget() *QHelpSearchQueryWidget {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQHelpSearchQueryWidgetFromPointer(C.QHelpSearchEngine_QueryWidget(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15554,7 +15557,7 @@ func (ptr *QHelpSearchEngine) ResultWidget() *QHelpSearchResultWidget {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQHelpSearchResultWidgetFromPointer(C.QHelpSearchEngine_ResultWidget(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -16219,7 +16222,7 @@ func NewQHelpSearchQueryWidget(parent widgets.QWidget_ITF) *QHelpSearchQueryWidg
 
 	var tmpValue = NewQHelpSearchQueryWidgetFromPointer(C.QHelpSearchQueryWidget_NewQHelpSearchQueryWidget(widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

internal/binding/templater/function_go.go

@@ -154,7 +154,7 @@ return tmpValue%v`, body,
 							if class, exists := parser.ClassMap[out]; exists && classIsSupported(class) && class.IsQObjectSubClass() {
 								return fmt.Sprintf(`var tmpValue = %v
 if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-tmpValue.ConnectDestroyed(func(%v){})
+tmpValue.ConnectDestroyed(func(%v){ tmpValue.SetPointer(nil) })
 }
 return tmpValue`, body, func() string {
 									if parser.ClassMap[function.Class()].Module == "QtCore" {

internal/binding/templater/template_go.go

@@ -119,11 +119,16 @@ return n
 			if classNeedsDestructor(class) {
 				fmt.Fprintf(bb, `
 func (ptr *%v) Destroy%v() {
-C.free(ptr.Pointer())
+C.free(ptr.Pointer())%v
 ptr.SetPointer(nil)
 }
 
-`, class.Name, class.Name)
+`, class.Name, class.Name, func() string {
+					if needsCallbackFunctions(class) {
+						return "\nqt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))"
+					}
+					return ""
+				}())
 			}
 		}
 

internal/examples/quick/bridge/moc.go

@@ -209,7 +209,7 @@ func NewQmlBridge(parent core.QObject_ITF) *QmlBridge {
 
 	var tmpValue = NewQmlBridgeFromPointer(C.QmlBridge_NewQmlBridge(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

internal/examples/quick/bridge2/moc.go

@@ -129,7 +129,7 @@ func NewQmlBridge(parent core.QObject_ITF) *QmlBridge {
 
 	var tmpValue = NewQmlBridgeFromPointer(C.QmlBridge_NewQmlBridge(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

internal/examples/widgets/dropsite/moc.go

@@ -91,7 +91,7 @@ func NewDropArea(parent widgets.QWidget_ITF, f core.Qt__WindowType) *DropArea {
 
 	var tmpValue = NewDropAreaFromPointer(C.DropArea_NewDropArea(widgets.PointerFromQWidget(parent), C.longlong(f)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3249,7 +3249,7 @@ func NewDropSiteWindow(parent widgets.QWidget_ITF, f core.Qt__WindowType) *DropS
 
 	var tmpValue = NewDropSiteWindowFromPointer(C.DropSiteWindow_NewDropSiteWindow(widgets.PointerFromQWidget(parent), C.longlong(f)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

internal/examples/widgets/table/moc.go

@@ -53,7 +53,7 @@ func NewDelegate(parent core.QObject_ITF) *Delegate {
 
 	var tmpValue = NewDelegateFromPointer(C.Delegate_NewDelegate(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -102,7 +102,7 @@ func (ptr *Delegate) CreateEditor(parent widgets.QWidget_ITF, option widgets.QSt
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.Delegate_CreateEditor(ptr.Pointer(), widgets.PointerFromQWidget(parent), widgets.PointerFromQStyleOptionViewItem(option), core.PointerFromQModelIndex(index)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -115,7 +115,7 @@ func (ptr *Delegate) CreateEditorDefault(parent widgets.QWidget_ITF, option widg
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.Delegate_CreateEditorDefault(ptr.Pointer(), widgets.PointerFromQWidget(parent), widgets.PointerFromQStyleOptionViewItem(option), core.PointerFromQModelIndex(index)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

location/location.go

@@ -589,7 +589,7 @@ func NewQGeoRouteReply(error QGeoRouteReply__Error, errorString string, parent c
 	defer C.free(unsafe.Pointer(errorStringC))
 	var tmpValue = NewQGeoRouteReplyFromPointer(C.QGeoRouteReply_NewQGeoRouteReply(C.longlong(error), errorStringC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -599,7 +599,7 @@ func NewQGeoRouteReply2(request QGeoRouteRequest_ITF, parent core.QObject_ITF) *
 
 	var tmpValue = NewQGeoRouteReplyFromPointer(C.QGeoRouteReply_NewQGeoRouteReply2(PointerFromQGeoRouteRequest(request), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1618,7 +1618,7 @@ func (ptr *QGeoRoutingManager) CalculateRoute(request QGeoRouteRequest_ITF) *QGe
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoRouteReplyFromPointer(C.QGeoRoutingManager_CalculateRoute(ptr.Pointer(), PointerFromQGeoRouteRequest(request)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1813,7 +1813,7 @@ func (ptr *QGeoRoutingManager) UpdateRoute(route QGeoRoute_ITF, position positio
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoRouteReplyFromPointer(C.QGeoRoutingManager_UpdateRoute(ptr.Pointer(), PointerFromQGeoRoute(route), positioning.PointerFromQGeoCoordinate(position)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2319,7 +2319,7 @@ func (ptr *QGeoRoutingManagerEngine) CalculateRoute(request QGeoRouteRequest_ITF
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoRouteReplyFromPointer(C.QGeoRoutingManagerEngine_CalculateRoute(ptr.Pointer(), PointerFromQGeoRouteRequest(request)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2591,7 +2591,7 @@ func (ptr *QGeoRoutingManagerEngine) UpdateRoute(route QGeoRoute_ITF, position p
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoRouteReplyFromPointer(C.QGeoRoutingManagerEngine_UpdateRoute(ptr.Pointer(), PointerFromQGeoRoute(route), positioning.PointerFromQGeoCoordinate(position)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2604,7 +2604,7 @@ func (ptr *QGeoRoutingManagerEngine) UpdateRouteDefault(route QGeoRoute_ITF, pos
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoRouteReplyFromPointer(C.QGeoRoutingManagerEngine_UpdateRouteDefault(ptr.Pointer(), PointerFromQGeoRoute(route), positioning.PointerFromQGeoCoordinate(position)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3231,7 +3231,7 @@ func (ptr *QGeoServiceProvider) RoutingManager() *QGeoRoutingManager {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoRoutingManagerFromPointer(C.QGeoServiceProvider_RoutingManager(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

macextras/macextras.go

@@ -313,7 +313,7 @@ func NewQMacToolBar(parent core.QObject_ITF) *QMacToolBar {
 
 	var tmpValue = NewQMacToolBarFromPointer(C.QMacToolBar_NewQMacToolBar(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -325,7 +325,7 @@ func NewQMacToolBar2(identifier string, parent core.QObject_ITF) *QMacToolBar {
 	defer C.free(unsafe.Pointer(identifierC))
 	var tmpValue = NewQMacToolBarFromPointer(C.QMacToolBar_NewQMacToolBar2(identifierC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -338,7 +338,7 @@ func (ptr *QMacToolBar) AddAllowedItem(icon gui.QIcon_ITF, text string) *QMacToo
 		defer C.free(unsafe.Pointer(textC))
 		var tmpValue = NewQMacToolBarItemFromPointer(C.QMacToolBar_AddAllowedItem(ptr.Pointer(), gui.PointerFromQIcon(icon), textC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -353,7 +353,7 @@ func (ptr *QMacToolBar) AddItem(icon gui.QIcon_ITF, text string) *QMacToolBarIte
 		defer C.free(unsafe.Pointer(textC))
 		var tmpValue = NewQMacToolBarItemFromPointer(C.QMacToolBar_AddItem(ptr.Pointer(), gui.PointerFromQIcon(icon), textC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -858,7 +858,7 @@ func NewQMacToolBarItem(parent core.QObject_ITF) *QMacToolBarItem {
 
 	var tmpValue = NewQMacToolBarItemFromPointer(C.QMacToolBarItem_NewQMacToolBarItem(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

multimedia/multimedia.go

@@ -546,6 +546,7 @@ func NewQAbstractVideoFilterFromPointer(ptr unsafe.Pointer) *QAbstractVideoFilte
 
 func (ptr *QAbstractVideoFilter) DestroyQAbstractVideoFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -571,7 +572,7 @@ func NewQAbstractVideoFilter(parent core.QObject_ITF) *QAbstractVideoFilter {
 
 	var tmpValue = NewQAbstractVideoFilterFromPointer(C.QAbstractVideoFilter_NewQAbstractVideoFilter(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2334,7 +2335,7 @@ func NewQAudioDecoder(parent core.QObject_ITF) *QAudioDecoder {
 
 	var tmpValue = NewQAudioDecoderFromPointer(C.QAudioDecoder_NewQAudioDecoder(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2737,7 +2738,7 @@ func (ptr *QAudioDecoder) SourceDevice() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QAudioDecoder_SourceDevice(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3047,7 +3048,7 @@ func (ptr *QAudioDecoder) Service() *QMediaService {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaServiceFromPointer(C.QAudioDecoder_Service(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3060,7 +3061,7 @@ func (ptr *QAudioDecoder) ServiceDefault() *QMediaService {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaServiceFromPointer(C.QAudioDecoder_ServiceDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3570,7 +3571,7 @@ func NewQAudioDecoderControl(parent core.QObject_ITF) *QAudioDecoderControl {
 
 	var tmpValue = NewQAudioDecoderControlFromPointer(C.QAudioDecoderControl_NewQAudioDecoderControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4204,7 +4205,7 @@ func (ptr *QAudioDecoderControl) SourceDevice() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QAudioDecoderControl_SourceDevice(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6087,7 +6088,7 @@ func NewQAudioInput2(audioDevice QAudioDeviceInfo_ITF, format QAudioFormat_ITF,
 
 	var tmpValue = NewQAudioInputFromPointer(C.QAudioInput_NewQAudioInput2(PointerFromQAudioDeviceInfo(audioDevice), PointerFromQAudioFormat(format), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6097,7 +6098,7 @@ func NewQAudioInput(format QAudioFormat_ITF, parent core.QObject_ITF) *QAudioInp
 
 	var tmpValue = NewQAudioInputFromPointer(C.QAudioInput_NewQAudioInput(PointerFromQAudioFormat(format), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6222,7 +6223,7 @@ func (ptr *QAudioInput) Start2() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QAudioInput_Start2(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7467,7 +7468,7 @@ func NewQAudioOutput2(audioDevice QAudioDeviceInfo_ITF, format QAudioFormat_ITF,
 
 	var tmpValue = NewQAudioOutputFromPointer(C.QAudioOutput_NewQAudioOutput2(PointerFromQAudioDeviceInfo(audioDevice), PointerFromQAudioFormat(format), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -7477,7 +7478,7 @@ func NewQAudioOutput(format QAudioFormat_ITF, parent core.QObject_ITF) *QAudioOu
 
 	var tmpValue = NewQAudioOutputFromPointer(C.QAudioOutput_NewQAudioOutput(PointerFromQAudioFormat(format), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -7621,7 +7622,7 @@ func (ptr *QAudioOutput) Start2() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QAudioOutput_Start2(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8866,7 +8867,7 @@ func NewQAudioProbe(parent core.QObject_ITF) *QAudioProbe {
 
 	var tmpValue = NewQAudioProbeFromPointer(C.QAudioProbe_NewQAudioProbe(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -9438,7 +9439,7 @@ func NewQAudioRecorder(parent core.QObject_ITF) *QAudioRecorder {
 
 	var tmpValue = NewQAudioRecorderFromPointer(C.QAudioRecorder_NewQAudioRecorder(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -9728,7 +9729,7 @@ func (ptr *QAudioRecorder) MediaObject() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QAudioRecorder_MediaObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -9741,7 +9742,7 @@ func (ptr *QAudioRecorder) MediaObjectDefault() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QAudioRecorder_MediaObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11144,7 +11145,7 @@ func NewQCamera4(position QCamera__Position, parent core.QObject_ITF) *QCamera {
 
 	var tmpValue = NewQCameraFromPointer(C.QCamera_NewQCamera4(C.longlong(position), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -11154,7 +11155,7 @@ func NewQCamera(parent core.QObject_ITF) *QCamera {
 
 	var tmpValue = NewQCameraFromPointer(C.QCamera_NewQCamera(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -11166,7 +11167,7 @@ func NewQCamera2(deviceName string, parent core.QObject_ITF) *QCamera {
 	defer C.free(unsafe.Pointer(deviceNameC))
 	var tmpValue = NewQCameraFromPointer(C.QCamera_NewQCamera2(deviceNameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -11176,7 +11177,7 @@ func NewQCamera3(cameraInfo QCameraInfo_ITF, parent core.QObject_ITF) *QCamera {
 
 	var tmpValue = NewQCameraFromPointer(C.QCamera_NewQCamera3(PointerFromQCameraInfo(cameraInfo), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -11324,7 +11325,7 @@ func (ptr *QCamera) Exposure() *QCameraExposure {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQCameraExposureFromPointer(C.QCamera_Exposure(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11337,7 +11338,7 @@ func (ptr *QCamera) Focus() *QCameraFocus {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQCameraFocusFromPointer(C.QCamera_Focus(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11350,7 +11351,7 @@ func (ptr *QCamera) ImageProcessing() *QCameraImageProcessing {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQCameraImageProcessingFromPointer(C.QCamera_ImageProcessing(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -12052,7 +12053,7 @@ func (ptr *QCamera) Service() *QMediaService {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaServiceFromPointer(C.QCamera_Service(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -12065,7 +12066,7 @@ func (ptr *QCamera) ServiceDefault() *QMediaService {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaServiceFromPointer(C.QCamera_ServiceDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -13149,7 +13150,7 @@ func NewQCameraCaptureDestinationControl(parent core.QObject_ITF) *QCameraCaptur
 
 	var tmpValue = NewQCameraCaptureDestinationControlFromPointer(C.QCameraCaptureDestinationControl_NewQCameraCaptureDestinationControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -13781,7 +13782,7 @@ func NewQCameraControl(parent core.QObject_ITF) *QCameraControl {
 
 	var tmpValue = NewQCameraControlFromPointer(C.QCameraControl_NewQCameraControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -14713,6 +14714,7 @@ func NewQCameraExposureFromPointer(ptr unsafe.Pointer) *QCameraExposure {
 
 func (ptr *QCameraExposure) DestroyQCameraExposure() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -16702,7 +16704,7 @@ func NewQCameraFeedbackControl(parent core.QObject_ITF) *QCameraFeedbackControl
 
 	var tmpValue = NewQCameraFeedbackControlFromPointer(C.QCameraFeedbackControl_NewQCameraFeedbackControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -17365,7 +17367,7 @@ func NewQCameraFlashControl(parent core.QObject_ITF) *QCameraFlashControl {
 
 	var tmpValue = NewQCameraFlashControlFromPointer(C.QCameraFlashControl_NewQCameraFlashControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -18044,6 +18046,7 @@ func NewQCameraFocusFromPointer(ptr unsafe.Pointer) *QCameraFocus {
 
 func (ptr *QCameraFocus) DestroyQCameraFocus() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -19849,7 +19852,7 @@ func NewQCameraImageCapture(mediaObject QMediaObject_ITF, parent core.QObject_IT
 
 	var tmpValue = NewQCameraImageCaptureFromPointer(C.QCameraImageCapture_NewQCameraImageCapture(PointerFromQMediaObject(mediaObject), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -20344,7 +20347,7 @@ func (ptr *QCameraImageCapture) MediaObject() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QCameraImageCapture_MediaObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -20357,7 +20360,7 @@ func (ptr *QCameraImageCapture) MediaObjectDefault() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QCameraImageCapture_MediaObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -20948,7 +20951,7 @@ func NewQCameraImageCaptureControl(parent core.QObject_ITF) *QCameraImageCapture
 
 	var tmpValue = NewQCameraImageCaptureControlFromPointer(C.QCameraImageCaptureControl_NewQCameraImageCaptureControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -22539,7 +22542,7 @@ func NewQCameraImageProcessingControl(parent core.QObject_ITF) *QCameraImageProc
 
 	var tmpValue = NewQCameraImageProcessingControlFromPointer(C.QCameraImageProcessingControl_NewQCameraImageProcessingControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -23297,7 +23300,7 @@ func NewQCameraInfoControl(parent core.QObject_ITF) *QCameraInfoControl {
 
 	var tmpValue = NewQCameraInfoControlFromPointer(C.QCameraInfoControl_NewQCameraInfoControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -23850,7 +23853,7 @@ func NewQCameraLocksControl(parent core.QObject_ITF) *QCameraLocksControl {
 
 	var tmpValue = NewQCameraLocksControlFromPointer(C.QCameraLocksControl_NewQCameraLocksControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -24507,7 +24510,7 @@ func NewQCameraViewfinder(parent widgets.QWidget_ITF) *QCameraViewfinder {
 
 	var tmpValue = NewQCameraViewfinderFromPointer(C.QCameraViewfinder_NewQCameraViewfinder(widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -24547,7 +24550,7 @@ func (ptr *QCameraViewfinder) MediaObject() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QCameraViewfinder_MediaObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -24560,7 +24563,7 @@ func (ptr *QCameraViewfinder) MediaObjectDefault() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QCameraViewfinder_MediaObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -27650,7 +27653,7 @@ func NewQCameraViewfinderSettingsControl(parent core.QObject_ITF) *QCameraViewfi
 
 	var tmpValue = NewQCameraViewfinderSettingsControlFromPointer(C.QCameraViewfinderSettingsControl_NewQCameraViewfinderSettingsControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -28777,7 +28780,7 @@ func NewQCameraZoomControl(parent core.QObject_ITF) *QCameraZoomControl {
 
 	var tmpValue = NewQCameraZoomControlFromPointer(C.QCameraZoomControl_NewQCameraZoomControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -29770,7 +29773,7 @@ func NewQGraphicsVideoItem(parent widgets.QGraphicsItem_ITF) *QGraphicsVideoItem
 
 	var tmpValue = NewQGraphicsVideoItemFromPointer(C.QGraphicsVideoItem_NewQGraphicsVideoItem(widgets.PointerFromQGraphicsItem(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -29830,7 +29833,7 @@ func (ptr *QGraphicsVideoItem) MediaObject() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QGraphicsVideoItem_MediaObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -29843,7 +29846,7 @@ func (ptr *QGraphicsVideoItem) MediaObjectDefault() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QGraphicsVideoItem_MediaObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -32591,7 +32594,7 @@ func NewQMediaAudioProbeControl(parent core.QObject_ITF) *QMediaAudioProbeContro
 
 	var tmpValue = NewQMediaAudioProbeControlFromPointer(C.QMediaAudioProbeControl_NewQMediaAudioProbeControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -33136,7 +33139,7 @@ func NewQMediaAvailabilityControl(parent core.QObject_ITF) *QMediaAvailabilityCo
 
 	var tmpValue = NewQMediaAvailabilityControlFromPointer(C.QMediaAvailabilityControl_NewQMediaAvailabilityControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -33713,7 +33716,7 @@ func (ptr *QMediaBindableInterface) MediaObject() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QMediaBindableInterface_MediaObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -33811,7 +33814,7 @@ func NewQMediaContainerControl(parent core.QObject_ITF) *QMediaContainerControl
 
 	var tmpValue = NewQMediaContainerControlFromPointer(C.QMediaContainerControl_NewQMediaContainerControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -34528,7 +34531,7 @@ func (ptr *QMediaContent) Playlist() *QMediaPlaylist {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaPlaylistFromPointer(C.QMediaContent_Playlist(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -34587,7 +34590,7 @@ func NewQMediaControl(parent core.QObject_ITF) *QMediaControl {
 
 	var tmpValue = NewQMediaControlFromPointer(C.QMediaControl_NewQMediaControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -35057,7 +35060,7 @@ func NewQMediaGaplessPlaybackControl(parent core.QObject_ITF) *QMediaGaplessPlay
 
 	var tmpValue = NewQMediaGaplessPlaybackControlFromPointer(C.QMediaGaplessPlaybackControl_NewQMediaGaplessPlaybackControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -36383,7 +36386,7 @@ func NewQMediaObject(parent core.QObject_ITF, service QMediaService_ITF) *QMedia
 
 	var tmpValue = NewQMediaObjectFromPointer(C.QMediaObject_NewQMediaObject(core.PointerFromQObject(parent), PointerFromQMediaService(service)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -36833,7 +36836,7 @@ func (ptr *QMediaObject) Service() *QMediaService {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaServiceFromPointer(C.QMediaObject_Service(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -36846,7 +36849,7 @@ func (ptr *QMediaObject) ServiceDefault() *QMediaService {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaServiceFromPointer(C.QMediaObject_ServiceDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -37525,7 +37528,7 @@ func (ptr *QMediaPlayer) Playlist() *QMediaPlaylist {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaPlaylistFromPointer(C.QMediaPlayer_Playlist(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -37768,7 +37771,7 @@ func NewQMediaPlayer(parent core.QObject_ITF, flags QMediaPlayer__Flag) *QMediaP
 
 	var tmpValue = NewQMediaPlayerFromPointer(C.QMediaPlayer_NewQMediaPlayer(core.PointerFromQObject(parent), C.longlong(flags)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -38154,7 +38157,7 @@ func (ptr *QMediaPlayer) MediaStream() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QMediaPlayer_MediaStream(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -38740,7 +38743,7 @@ func (ptr *QMediaPlayer) Service() *QMediaService {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaServiceFromPointer(C.QMediaPlayer_Service(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -38753,7 +38756,7 @@ func (ptr *QMediaPlayer) ServiceDefault() *QMediaService {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaServiceFromPointer(C.QMediaPlayer_ServiceDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -39263,7 +39266,7 @@ func NewQMediaPlayerControl(parent core.QObject_ITF) *QMediaPlayerControl {
 
 	var tmpValue = NewQMediaPlayerControlFromPointer(C.QMediaPlayerControl_NewQMediaPlayerControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -39903,7 +39906,7 @@ func (ptr *QMediaPlayerControl) MediaStream() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QMediaPlayerControl_MediaStream(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -41112,7 +41115,7 @@ func NewQMediaPlaylist(parent core.QObject_ITF) *QMediaPlaylist {
 
 	var tmpValue = NewQMediaPlaylistFromPointer(C.QMediaPlaylist_NewQMediaPlaylist(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -41573,7 +41576,7 @@ func (ptr *QMediaPlaylist) MediaObject() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QMediaPlaylist_MediaObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -41586,7 +41589,7 @@ func (ptr *QMediaPlaylist) MediaObjectDefault() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QMediaPlaylist_MediaObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -42575,7 +42578,7 @@ func NewQMediaRecorder(mediaObject QMediaObject_ITF, parent core.QObject_ITF) *Q
 
 	var tmpValue = NewQMediaRecorderFromPointer(C.QMediaRecorder_NewQMediaRecorder(PointerFromQMediaObject(mediaObject), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -42882,7 +42885,7 @@ func (ptr *QMediaRecorder) MediaObject() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QMediaRecorder_MediaObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -42895,7 +42898,7 @@ func (ptr *QMediaRecorder) MediaObjectDefault() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QMediaRecorder_MediaObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -43941,7 +43944,7 @@ func NewQMediaRecorderControl(parent core.QObject_ITF) *QMediaRecorderControl {
 
 	var tmpValue = NewQMediaRecorderControlFromPointer(C.QMediaRecorderControl_NewQMediaRecorderControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -45371,7 +45374,7 @@ func NewQMediaService(parent core.QObject_ITF) *QMediaService {
 
 	var tmpValue = NewQMediaServiceFromPointer(C.QMediaService_NewQMediaService(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -45449,7 +45452,7 @@ func (ptr *QMediaService) RequestControl(interfa string) *QMediaControl {
 		defer C.free(unsafe.Pointer(interfaC))
 		var tmpValue = NewQMediaControlFromPointer(C.QMediaService_RequestControl(ptr.Pointer(), interfaC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -46194,6 +46197,7 @@ func NewQMediaServiceProviderPluginFromPointer(ptr unsafe.Pointer) *QMediaServic
 
 func (ptr *QMediaServiceProviderPlugin) DestroyQMediaServiceProviderPlugin() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -46234,7 +46238,7 @@ func (ptr *QMediaServiceProviderPlugin) Create(key string) *QMediaService {
 		defer C.free(unsafe.Pointer(keyC))
 		var tmpValue = NewQMediaServiceFromPointer(C.QMediaServiceProviderPlugin_Create(ptr.Pointer(), keyC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -46964,7 +46968,7 @@ func NewQMediaStreamsControl(parent core.QObject_ITF) *QMediaStreamsControl {
 
 	var tmpValue = NewQMediaStreamsControlFromPointer(C.QMediaStreamsControl_NewQMediaStreamsControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -48005,7 +48009,7 @@ func NewQMediaVideoProbeControl(parent core.QObject_ITF) *QMediaVideoProbeContro
 
 	var tmpValue = NewQMediaVideoProbeControlFromPointer(C.QMediaVideoProbeControl_NewQMediaVideoProbeControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -48550,7 +48554,7 @@ func NewQMetaDataReaderControl(parent core.QObject_ITF) *QMetaDataReaderControl
 
 	var tmpValue = NewQMetaDataReaderControlFromPointer(C.QMetaDataReaderControl_NewQMetaDataReaderControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -49251,7 +49255,7 @@ func NewQMetaDataWriterControl(parent core.QObject_ITF) *QMetaDataWriterControl
 
 	var tmpValue = NewQMetaDataWriterControlFromPointer(C.QMetaDataWriterControl_NewQMetaDataWriterControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -50305,7 +50309,7 @@ func NewQRadioData(mediaObject QMediaObject_ITF, parent core.QObject_ITF) *QRadi
 
 	var tmpValue = NewQRadioDataFromPointer(C.QRadioData_NewQRadioData(PointerFromQMediaObject(mediaObject), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -50444,7 +50448,7 @@ func (ptr *QRadioData) MediaObject() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QRadioData_MediaObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -50457,7 +50461,7 @@ func (ptr *QRadioData) MediaObjectDefault() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QRadioData_MediaObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -51167,7 +51171,7 @@ func NewQRadioDataControl(parent core.QObject_ITF) *QRadioDataControl {
 
 	var tmpValue = NewQRadioDataControlFromPointer(C.QRadioDataControl_NewQRadioDataControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -52341,7 +52345,7 @@ func (ptr *QRadioTuner) RadioData() *QRadioData {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQRadioDataFromPointer(C.QRadioTuner_RadioData(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -52469,7 +52473,7 @@ func NewQRadioTuner(parent core.QObject_ITF) *QRadioTuner {
 
 	var tmpValue = NewQRadioTunerFromPointer(C.QRadioTuner_NewQRadioTuner(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -53382,7 +53386,7 @@ func (ptr *QRadioTuner) Service() *QMediaService {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaServiceFromPointer(C.QRadioTuner_Service(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -53395,7 +53399,7 @@ func (ptr *QRadioTuner) ServiceDefault() *QMediaService {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaServiceFromPointer(C.QRadioTuner_ServiceDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -55721,7 +55725,7 @@ func NewQSound(filename string, parent core.QObject_ITF) *QSound {
 	defer C.free(unsafe.Pointer(filenameC))
 	var tmpValue = NewQSoundFromPointer(C.QSound_NewQSound(filenameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -56437,7 +56441,7 @@ func NewQSoundEffect(parent core.QObject_ITF) *QSoundEffect {
 
 	var tmpValue = NewQSoundEffectFromPointer(C.QSoundEffect_NewQSoundEffect(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -57341,7 +57345,7 @@ func NewQVideoDeviceSelectorControl(parent core.QObject_ITF) *QVideoDeviceSelect
 
 	var tmpValue = NewQVideoDeviceSelectorControlFromPointer(C.QVideoDeviceSelectorControl_NewQVideoDeviceSelectorControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -58980,6 +58984,7 @@ func NewQVideoFilterRunnableFromPointer(ptr unsafe.Pointer) *QVideoFilterRunnabl
 
 func (ptr *QVideoFilterRunnable) DestroyQVideoFilterRunnable() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -59492,7 +59497,7 @@ func NewQVideoProbe(parent core.QObject_ITF) *QVideoProbe {
 
 	var tmpValue = NewQVideoProbeFromPointer(C.QVideoProbe_NewQVideoProbe(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -60064,7 +60069,7 @@ func NewQVideoRendererControl(parent core.QObject_ITF) *QVideoRendererControl {
 
 	var tmpValue = NewQVideoRendererControlFromPointer(C.QVideoRendererControl_NewQVideoRendererControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -60140,7 +60145,7 @@ func (ptr *QVideoRendererControl) Surface() *QAbstractVideoSurface {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAbstractVideoSurfaceFromPointer(C.QVideoRendererControl_Surface(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -60977,7 +60982,7 @@ func (ptr *QVideoWidget) MediaObject() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QVideoWidget_MediaObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -60990,7 +60995,7 @@ func (ptr *QVideoWidget) MediaObjectDefault() *QMediaObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMediaObjectFromPointer(C.QVideoWidget_MediaObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -61227,7 +61232,7 @@ func NewQVideoWidget(parent widgets.QWidget_ITF) *QVideoWidget {
 
 	var tmpValue = NewQVideoWidgetFromPointer(C.QVideoWidget_NewQVideoWidget(widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -64098,7 +64103,7 @@ func NewQVideoWidgetControl(parent core.QObject_ITF) *QVideoWidgetControl {
 
 	var tmpValue = NewQVideoWidgetControlFromPointer(C.QVideoWidgetControl_NewQVideoWidgetControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -64762,7 +64767,7 @@ func (ptr *QVideoWidgetControl) VideoWidget() *widgets.QWidget {
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QVideoWidgetControl_VideoWidget(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -65237,7 +65242,7 @@ func NewQVideoWindowControl(parent core.QObject_ITF) *QVideoWindowControl {
 
 	var tmpValue = NewQVideoWindowControlFromPointer(C.QVideoWindowControl_NewQVideoWindowControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

network/network.go

@@ -59,7 +59,7 @@ func NewQAbstractNetworkCache(parent core.QObject_ITF) *QAbstractNetworkCache {
 
 	var tmpValue = NewQAbstractNetworkCacheFromPointer(C.QAbstractNetworkCache_NewQAbstractNetworkCache(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -173,7 +173,7 @@ func (ptr *QAbstractNetworkCache) Data(url core.QUrl_ITF) *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QAbstractNetworkCache_Data(ptr.Pointer(), core.PointerFromQUrl(url)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -291,7 +291,7 @@ func (ptr *QAbstractNetworkCache) Prepare(metaData QNetworkCacheMetaData_ITF) *c
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QAbstractNetworkCache_Prepare(ptr.Pointer(), PointerFromQNetworkCacheMetaData(metaData)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -933,7 +933,7 @@ func NewQAbstractSocket(socketType QAbstractSocket__SocketType, parent core.QObj
 
 	var tmpValue = NewQAbstractSocketFromPointer(C.QAbstractSocket_NewQAbstractSocket(C.longlong(socketType), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2960,7 +2960,7 @@ func NewQDnsLookup3(ty QDnsLookup__Type, name string, nameserver QHostAddress_IT
 	defer C.free(unsafe.Pointer(nameC))
 	var tmpValue = NewQDnsLookupFromPointer(C.QDnsLookup_NewQDnsLookup3(C.longlong(ty), nameC, PointerFromQHostAddress(nameserver), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3043,7 +3043,7 @@ func NewQDnsLookup(parent core.QObject_ITF) *QDnsLookup {
 
 	var tmpValue = NewQDnsLookupFromPointer(C.QDnsLookup_NewQDnsLookup(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3055,7 +3055,7 @@ func NewQDnsLookup2(ty QDnsLookup__Type, name string, parent core.QObject_ITF) *
 	defer C.free(unsafe.Pointer(nameC))
 	var tmpValue = NewQDnsLookupFromPointer(C.QDnsLookup_NewQDnsLookup2(C.longlong(ty), nameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4529,7 +4529,7 @@ func NewQHttpMultiPart2(contentType QHttpMultiPart__ContentType, parent core.QOb
 
 	var tmpValue = NewQHttpMultiPartFromPointer(C.QHttpMultiPart_NewQHttpMultiPart2(C.longlong(contentType), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4539,7 +4539,7 @@ func NewQHttpMultiPart(parent core.QObject_ITF) *QHttpMultiPart {
 
 	var tmpValue = NewQHttpMultiPartFromPointer(C.QHttpMultiPart_NewQHttpMultiPart(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5171,7 +5171,7 @@ func NewQLocalServer(parent core.QObject_ITF) *QLocalServer {
 
 	var tmpValue = NewQLocalServerFromPointer(C.QLocalServer_NewQLocalServer(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5394,7 +5394,7 @@ func (ptr *QLocalServer) NextPendingConnection() *QLocalSocket {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQLocalSocketFromPointer(C.QLocalServer_NextPendingConnection(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5407,7 +5407,7 @@ func (ptr *QLocalServer) NextPendingConnectionDefault() *QLocalSocket {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQLocalSocketFromPointer(C.QLocalServer_NextPendingConnectionDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6017,7 +6017,7 @@ func NewQLocalSocket(parent core.QObject_ITF) *QLocalSocket {
 
 	var tmpValue = NewQLocalSocketFromPointer(C.QLocalSocket_NewQLocalSocket(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -7386,7 +7386,7 @@ func NewQNetworkAccessManager(parent core.QObject_ITF) *QNetworkAccessManager {
 
 	var tmpValue = NewQNetworkAccessManagerFromPointer(C.QNetworkAccessManager_NewQNetworkAccessManager(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -7444,7 +7444,7 @@ func (ptr *QNetworkAccessManager) Cache() *QAbstractNetworkCache {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAbstractNetworkCacheFromPointer(C.QNetworkAccessManager_Cache(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7496,7 +7496,7 @@ func (ptr *QNetworkAccessManager) CookieJar() *QNetworkCookieJar {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkCookieJarFromPointer(C.QNetworkAccessManager_CookieJar(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7538,7 +7538,7 @@ func (ptr *QNetworkAccessManager) CreateRequest(op QNetworkAccessManager__Operat
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_CreateRequest(ptr.Pointer(), C.longlong(op), PointerFromQNetworkRequest(req), core.PointerFromQIODevice(outgoingData)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7551,7 +7551,7 @@ func (ptr *QNetworkAccessManager) CreateRequestDefault(op QNetworkAccessManager_
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_CreateRequestDefault(ptr.Pointer(), C.longlong(op), PointerFromQNetworkRequest(req), core.PointerFromQIODevice(outgoingData)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7564,7 +7564,7 @@ func (ptr *QNetworkAccessManager) DeleteResource(request QNetworkRequest_ITF) *Q
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_DeleteResource(ptr.Pointer(), PointerFromQNetworkRequest(request)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7649,7 +7649,7 @@ func (ptr *QNetworkAccessManager) Get(request QNetworkRequest_ITF) *QNetworkRepl
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_Get(ptr.Pointer(), PointerFromQNetworkRequest(request)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7662,7 +7662,7 @@ func (ptr *QNetworkAccessManager) Head(request QNetworkRequest_ITF) *QNetworkRep
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_Head(ptr.Pointer(), PointerFromQNetworkRequest(request)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7720,7 +7720,7 @@ func (ptr *QNetworkAccessManager) Post3(request QNetworkRequest_ITF, multiPart Q
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_Post3(ptr.Pointer(), PointerFromQNetworkRequest(request), PointerFromQHttpMultiPart(multiPart)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7733,7 +7733,7 @@ func (ptr *QNetworkAccessManager) Post(request QNetworkRequest_ITF, data core.QI
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_Post(ptr.Pointer(), PointerFromQNetworkRequest(request), core.PointerFromQIODevice(data)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7748,7 +7748,7 @@ func (ptr *QNetworkAccessManager) Post2(request QNetworkRequest_ITF, data string
 		defer C.free(unsafe.Pointer(dataC))
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_Post2(ptr.Pointer(), PointerFromQNetworkRequest(request), dataC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7844,7 +7844,7 @@ func (ptr *QNetworkAccessManager) Put3(request QNetworkRequest_ITF, multiPart QH
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_Put3(ptr.Pointer(), PointerFromQNetworkRequest(request), PointerFromQHttpMultiPart(multiPart)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7857,7 +7857,7 @@ func (ptr *QNetworkAccessManager) Put(request QNetworkRequest_ITF, data core.QIO
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_Put(ptr.Pointer(), PointerFromQNetworkRequest(request), core.PointerFromQIODevice(data)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7872,7 +7872,7 @@ func (ptr *QNetworkAccessManager) Put2(request QNetworkRequest_ITF, data string)
 		defer C.free(unsafe.Pointer(dataC))
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_Put2(ptr.Pointer(), PointerFromQNetworkRequest(request), dataC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7887,7 +7887,7 @@ func (ptr *QNetworkAccessManager) SendCustomRequest(request QNetworkRequest_ITF,
 		defer C.free(unsafe.Pointer(verbC))
 		var tmpValue = NewQNetworkReplyFromPointer(C.QNetworkAccessManager_SendCustomRequest(ptr.Pointer(), PointerFromQNetworkRequest(request), verbC, core.PointerFromQIODevice(data)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8976,7 +8976,7 @@ func NewQNetworkConfigurationManager(parent core.QObject_ITF) *QNetworkConfigura
 
 	var tmpValue = NewQNetworkConfigurationManagerFromPointer(C.QNetworkConfigurationManager_NewQNetworkConfigurationManager(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -9953,7 +9953,7 @@ func NewQNetworkCookieJar(parent core.QObject_ITF) *QNetworkCookieJar {
 
 	var tmpValue = NewQNetworkCookieJarFromPointer(C.QNetworkCookieJar_NewQNetworkCookieJar(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -10614,7 +10614,7 @@ func NewQNetworkDiskCache(parent core.QObject_ITF) *QNetworkDiskCache {
 
 	var tmpValue = NewQNetworkDiskCacheFromPointer(C.QNetworkDiskCache_NewQNetworkDiskCache(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -10755,7 +10755,7 @@ func (ptr *QNetworkDiskCache) Data(url core.QUrl_ITF) *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QNetworkDiskCache_Data(ptr.Pointer(), core.PointerFromQUrl(url)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -10768,7 +10768,7 @@ func (ptr *QNetworkDiskCache) DataDefault(url core.QUrl_ITF) *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QNetworkDiskCache_DataDefault(ptr.Pointer(), core.PointerFromQUrl(url)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -10975,7 +10975,7 @@ func (ptr *QNetworkDiskCache) Prepare(metaData QNetworkCacheMetaData_ITF) *core.
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QNetworkDiskCache_Prepare(ptr.Pointer(), PointerFromQNetworkCacheMetaData(metaData)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -10988,7 +10988,7 @@ func (ptr *QNetworkDiskCache) PrepareDefault(metaData QNetworkCacheMetaData_ITF)
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QNetworkDiskCache_PrepareDefault(ptr.Pointer(), PointerFromQNetworkCacheMetaData(metaData)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -12887,7 +12887,7 @@ func (ptr *QNetworkReply) Manager() *QNetworkAccessManager {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQNetworkAccessManagerFromPointer(C.QNetworkReply_Manager(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -14487,7 +14487,7 @@ func (ptr *QNetworkRequest) OriginatingObject() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QNetworkRequest_OriginatingObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -14696,7 +14696,7 @@ func NewQNetworkSession(connectionConfig QNetworkConfiguration_ITF, parent core.
 
 	var tmpValue = NewQNetworkSessionFromPointer(C.QNetworkSession_NewQNetworkSession(PointerFromQNetworkConfiguration(connectionConfig), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -17080,7 +17080,7 @@ func NewQSslSocket(parent core.QObject_ITF) *QSslSocket {
 
 	var tmpValue = NewQSslSocketFromPointer(C.QSslSocket_NewQSslSocket(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -18864,7 +18864,7 @@ func NewQTcpServer(parent core.QObject_ITF) *QTcpServer {
 
 	var tmpValue = NewQTcpServerFromPointer(C.QTcpServer_NewQTcpServer(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -19075,7 +19075,7 @@ func (ptr *QTcpServer) NextPendingConnection() *QTcpSocket {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTcpSocketFromPointer(C.QTcpServer_NextPendingConnection(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -19088,7 +19088,7 @@ func (ptr *QTcpServer) NextPendingConnectionDefault() *QTcpSocket {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTcpSocketFromPointer(C.QTcpServer_NextPendingConnectionDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -19644,7 +19644,7 @@ func NewQTcpSocket(parent core.QObject_ITF) *QTcpSocket {
 
 	var tmpValue = NewQTcpSocketFromPointer(C.QTcpSocket_NewQTcpSocket(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -20771,7 +20771,7 @@ func NewQUdpSocket(parent core.QObject_ITF) *QUdpSocket {
 
 	var tmpValue = NewQUdpSocketFromPointer(C.QUdpSocket_NewQUdpSocket(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

nfc/nfc.go

@@ -965,7 +965,7 @@ func NewQNearFieldManager(parent core.QObject_ITF) *QNearFieldManager {
 
 	var tmpValue = NewQNearFieldManagerFromPointer(C.QNearFieldManager_NewQNearFieldManager(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1601,7 +1601,7 @@ func NewQNearFieldShareManager(parent core.QObject_ITF) *QNearFieldShareManager
 
 	var tmpValue = NewQNearFieldShareManagerFromPointer(C.QNearFieldShareManager_NewQNearFieldShareManager(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2836,7 +2836,7 @@ func NewQNearFieldTarget(parent core.QObject_ITF) *QNearFieldTarget {
 
 	var tmpValue = NewQNearFieldTargetFromPointer(C.QNearFieldTarget_NewQNearFieldTarget(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3659,7 +3659,7 @@ func NewQQmlNdefRecord(parent core.QObject_ITF) *QQmlNdefRecord {
 
 	var tmpValue = NewQQmlNdefRecordFromPointer(C.QQmlNdefRecord_NewQQmlNdefRecord(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3669,7 +3669,7 @@ func NewQQmlNdefRecord2(record QNdefRecord_ITF, parent core.QObject_ITF) *QQmlNd
 
 	var tmpValue = NewQQmlNdefRecordFromPointer(C.QQmlNdefRecord_NewQQmlNdefRecord2(PointerFromQNdefRecord(record), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

positioning/positioning.go

@@ -576,7 +576,7 @@ func QGeoAreaMonitorSource_CreateDefaultSource(parent core.QObject_ITF) *QGeoAre
 
 	var tmpValue = NewQGeoAreaMonitorSourceFromPointer(C.QGeoAreaMonitorSource_QGeoAreaMonitorSource_CreateDefaultSource(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -586,7 +586,7 @@ func (ptr *QGeoAreaMonitorSource) CreateDefaultSource(parent core.QObject_ITF) *
 
 	var tmpValue = NewQGeoAreaMonitorSourceFromPointer(C.QGeoAreaMonitorSource_QGeoAreaMonitorSource_CreateDefaultSource(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -598,7 +598,7 @@ func QGeoAreaMonitorSource_CreateSource(sourceName string, parent core.QObject_I
 	defer C.free(unsafe.Pointer(sourceNameC))
 	var tmpValue = NewQGeoAreaMonitorSourceFromPointer(C.QGeoAreaMonitorSource_QGeoAreaMonitorSource_CreateSource(sourceNameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -610,7 +610,7 @@ func (ptr *QGeoAreaMonitorSource) CreateSource(sourceName string, parent core.QO
 	defer C.free(unsafe.Pointer(sourceNameC))
 	var tmpValue = NewQGeoAreaMonitorSourceFromPointer(C.QGeoAreaMonitorSource_QGeoAreaMonitorSource_CreateSource(sourceNameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -760,7 +760,7 @@ func (ptr *QGeoAreaMonitorSource) PositionInfoSource() *QGeoPositionInfoSource {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoPositionInfoSourceFromPointer(C.QGeoAreaMonitorSource_PositionInfoSource(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -773,7 +773,7 @@ func (ptr *QGeoAreaMonitorSource) PositionInfoSourceDefault() *QGeoPositionInfoS
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoPositionInfoSourceFromPointer(C.QGeoAreaMonitorSource_PositionInfoSourceDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2090,7 +2090,7 @@ func NewQGeoPositionInfoSource(parent core.QObject_ITF) *QGeoPositionInfoSource
 
 	var tmpValue = NewQGeoPositionInfoSourceFromPointer(C.QGeoPositionInfoSource_NewQGeoPositionInfoSource(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2112,7 +2112,7 @@ func QGeoPositionInfoSource_CreateDefaultSource(parent core.QObject_ITF) *QGeoPo
 
 	var tmpValue = NewQGeoPositionInfoSourceFromPointer(C.QGeoPositionInfoSource_QGeoPositionInfoSource_CreateDefaultSource(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2122,7 +2122,7 @@ func (ptr *QGeoPositionInfoSource) CreateDefaultSource(parent core.QObject_ITF)
 
 	var tmpValue = NewQGeoPositionInfoSourceFromPointer(C.QGeoPositionInfoSource_QGeoPositionInfoSource_CreateDefaultSource(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2134,7 +2134,7 @@ func QGeoPositionInfoSource_CreateSource(sourceName string, parent core.QObject_
 	defer C.free(unsafe.Pointer(sourceNameC))
 	var tmpValue = NewQGeoPositionInfoSourceFromPointer(C.QGeoPositionInfoSource_QGeoPositionInfoSource_CreateSource(sourceNameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2146,7 +2146,7 @@ func (ptr *QGeoPositionInfoSource) CreateSource(sourceName string, parent core.Q
 	defer C.free(unsafe.Pointer(sourceNameC))
 	var tmpValue = NewQGeoPositionInfoSourceFromPointer(C.QGeoPositionInfoSource_QGeoPositionInfoSource_CreateSource(sourceNameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3073,7 +3073,7 @@ func (ptr *QGeoPositionInfoSourceFactory) AreaMonitor(parent core.QObject_ITF) *
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoAreaMonitorSourceFromPointer(C.QGeoPositionInfoSourceFactory_AreaMonitor(ptr.Pointer(), core.PointerFromQObject(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3115,7 +3115,7 @@ func (ptr *QGeoPositionInfoSourceFactory) PositionInfoSource(parent core.QObject
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoPositionInfoSourceFromPointer(C.QGeoPositionInfoSourceFactory_PositionInfoSource(ptr.Pointer(), core.PointerFromQObject(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3157,7 +3157,7 @@ func (ptr *QGeoPositionInfoSourceFactory) SatelliteInfoSource(parent core.QObjec
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGeoSatelliteInfoSourceFromPointer(C.QGeoPositionInfoSourceFactory_SatelliteInfoSource(ptr.Pointer(), core.PointerFromQObject(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3719,7 +3719,7 @@ func NewQGeoSatelliteInfoSource(parent core.QObject_ITF) *QGeoSatelliteInfoSourc
 
 	var tmpValue = NewQGeoSatelliteInfoSourceFromPointer(C.QGeoSatelliteInfoSource_NewQGeoSatelliteInfoSource(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3741,7 +3741,7 @@ func QGeoSatelliteInfoSource_CreateDefaultSource(parent core.QObject_ITF) *QGeoS
 
 	var tmpValue = NewQGeoSatelliteInfoSourceFromPointer(C.QGeoSatelliteInfoSource_QGeoSatelliteInfoSource_CreateDefaultSource(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3751,7 +3751,7 @@ func (ptr *QGeoSatelliteInfoSource) CreateDefaultSource(parent core.QObject_ITF)
 
 	var tmpValue = NewQGeoSatelliteInfoSourceFromPointer(C.QGeoSatelliteInfoSource_QGeoSatelliteInfoSource_CreateDefaultSource(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3763,7 +3763,7 @@ func QGeoSatelliteInfoSource_CreateSource(sourceName string, parent core.QObject
 	defer C.free(unsafe.Pointer(sourceNameC))
 	var tmpValue = NewQGeoSatelliteInfoSourceFromPointer(C.QGeoSatelliteInfoSource_QGeoSatelliteInfoSource_CreateSource(sourceNameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3775,7 +3775,7 @@ func (ptr *QGeoSatelliteInfoSource) CreateSource(sourceName string, parent core.
 	defer C.free(unsafe.Pointer(sourceNameC))
 	var tmpValue = NewQGeoSatelliteInfoSourceFromPointer(C.QGeoSatelliteInfoSource_QGeoSatelliteInfoSource_CreateSource(sourceNameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4656,7 +4656,7 @@ func NewQNmeaPositionInfoSource(updateMode QNmeaPositionInfoSource__UpdateMode,
 
 	var tmpValue = NewQNmeaPositionInfoSourceFromPointer(C.QNmeaPositionInfoSource_NewQNmeaPositionInfoSource(C.longlong(updateMode), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4667,7 +4667,7 @@ func (ptr *QNmeaPositionInfoSource) Device() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QNmeaPositionInfoSource_Device(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

printsupport/printsupport.go

@@ -83,6 +83,7 @@ func NewQAbstractPrintDialogFromPointer(ptr unsafe.Pointer) *QAbstractPrintDialo
 
 func (ptr *QAbstractPrintDialog) DestroyQAbstractPrintDialog() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -91,7 +92,7 @@ func NewQAbstractPrintDialog(printer QPrinter_ITF, parent widgets.QWidget_ITF) *
 
 	var tmpValue = NewQAbstractPrintDialogFromPointer(C.QAbstractPrintDialog_NewQAbstractPrintDialog(PointerFromQPrinter(printer), widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3217,7 +3218,7 @@ func NewQPageSetupDialog(printer QPrinter_ITF, parent widgets.QWidget_ITF) *QPag
 
 	var tmpValue = NewQPageSetupDialogFromPointer(C.QPageSetupDialog_NewQPageSetupDialog(PointerFromQPrinter(printer), widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3227,7 +3228,7 @@ func NewQPageSetupDialog2(parent widgets.QWidget_ITF) *QPageSetupDialog {
 
 	var tmpValue = NewQPageSetupDialogFromPointer(C.QPageSetupDialog_NewQPageSetupDialog2(widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6178,7 +6179,7 @@ func NewQPrintDialog(printer QPrinter_ITF, parent widgets.QWidget_ITF) *QPrintDi
 
 	var tmpValue = NewQPrintDialogFromPointer(C.QPrintDialog_NewQPrintDialog(PointerFromQPrinter(printer), widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6188,7 +6189,7 @@ func NewQPrintDialog2(parent widgets.QWidget_ITF) *QPrintDialog {
 
 	var tmpValue = NewQPrintDialogFromPointer(C.QPrintDialog_NewQPrintDialog2(widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -9406,7 +9407,7 @@ func NewQPrintPreviewDialog2(parent widgets.QWidget_ITF, flags core.Qt__WindowTy
 
 	var tmpValue = NewQPrintPreviewDialogFromPointer(C.QPrintPreviewDialog_NewQPrintPreviewDialog2(widgets.PointerFromQWidget(parent), C.longlong(flags)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -9416,7 +9417,7 @@ func NewQPrintPreviewDialog(printer QPrinter_ITF, parent widgets.QWidget_ITF, fl
 
 	var tmpValue = NewQPrintPreviewDialogFromPointer(C.QPrintPreviewDialog_NewQPrintPreviewDialog(PointerFromQPrinter(printer), widgets.PointerFromQWidget(parent), C.longlong(flags)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -12401,7 +12402,7 @@ func NewQPrintPreviewWidget(printer QPrinter_ITF, parent widgets.QWidget_ITF, fl
 
 	var tmpValue = NewQPrintPreviewWidgetFromPointer(C.QPrintPreviewWidget_NewQPrintPreviewWidget(PointerFromQPrinter(printer), widgets.PointerFromQWidget(parent), C.longlong(flags)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -12411,7 +12412,7 @@ func NewQPrintPreviewWidget2(parent widgets.QWidget_ITF, flags core.Qt__WindowTy
 
 	var tmpValue = NewQPrintPreviewWidgetFromPointer(C.QPrintPreviewWidget_NewQPrintPreviewWidget2(widgets.PointerFromQWidget(parent), C.longlong(flags)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

purchasing/purchasing.go

@@ -63,6 +63,7 @@ func NewQInAppProductFromPointer(ptr unsafe.Pointer) *QInAppProduct {
 
 func (ptr *QInAppProduct) DestroyQInAppProduct() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -605,7 +606,7 @@ func NewQInAppStore(parent core.QObject_ITF) *QInAppStore {
 
 	var tmpValue = NewQInAppStoreFromPointer(C.QInAppStore_NewQInAppStore(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -702,7 +703,7 @@ func (ptr *QInAppStore) RegisteredProduct(identifier string) *QInAppProduct {
 		defer C.free(unsafe.Pointer(identifierC))
 		var tmpValue = NewQInAppProductFromPointer(C.QInAppStore_RegisteredProduct(ptr.Pointer(), identifierC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1250,6 +1251,7 @@ func NewQInAppTransactionFromPointer(ptr unsafe.Pointer) *QInAppTransaction {
 
 func (ptr *QInAppTransaction) DestroyQInAppTransaction() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -1400,7 +1402,7 @@ func (ptr *QInAppTransaction) Product() *QInAppProduct {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQInAppProductFromPointer(C.QInAppTransaction_Product(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

qml/qml.go

@@ -70,7 +70,7 @@ func NewQJSEngine() *QJSEngine {
 
 	var tmpValue = NewQJSEngineFromPointer(C.QJSEngine_NewQJSEngine())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -80,7 +80,7 @@ func NewQJSEngine2(parent core.QObject_ITF) *QJSEngine {
 
 	var tmpValue = NewQJSEngineFromPointer(C.QJSEngine_NewQJSEngine2(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -987,7 +987,7 @@ func (ptr *QJSValue) ToQObject() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QJSValue_ToQObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1218,7 +1218,7 @@ func NewQQmlApplicationEngine(parent core.QObject_ITF) *QQmlApplicationEngine {
 
 	var tmpValue = NewQQmlApplicationEngineFromPointer(C.QQmlApplicationEngine_NewQQmlApplicationEngine(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1230,7 +1230,7 @@ func NewQQmlApplicationEngine3(filePath string, parent core.QObject_ITF) *QQmlAp
 	defer C.free(unsafe.Pointer(filePathC))
 	var tmpValue = NewQQmlApplicationEngineFromPointer(C.QQmlApplicationEngine_NewQQmlApplicationEngine3(filePathC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1240,7 +1240,7 @@ func NewQQmlApplicationEngine2(url core.QUrl_ITF, parent core.QObject_ITF) *QQml
 
 	var tmpValue = NewQQmlApplicationEngineFromPointer(C.QQmlApplicationEngine_NewQQmlApplicationEngine2(core.PointerFromQUrl(url), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1908,7 +1908,7 @@ func NewQQmlComponent(engine QQmlEngine_ITF, parent core.QObject_ITF) *QQmlCompo
 
 	var tmpValue = NewQQmlComponentFromPointer(C.QQmlComponent_NewQQmlComponent(PointerFromQQmlEngine(engine), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1920,7 +1920,7 @@ func NewQQmlComponent4(engine QQmlEngine_ITF, fileName string, mode QQmlComponen
 	defer C.free(unsafe.Pointer(fileNameC))
 	var tmpValue = NewQQmlComponentFromPointer(C.QQmlComponent_NewQQmlComponent4(PointerFromQQmlEngine(engine), fileNameC, C.longlong(mode), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1932,7 +1932,7 @@ func NewQQmlComponent3(engine QQmlEngine_ITF, fileName string, parent core.QObje
 	defer C.free(unsafe.Pointer(fileNameC))
 	var tmpValue = NewQQmlComponentFromPointer(C.QQmlComponent_NewQQmlComponent3(PointerFromQQmlEngine(engine), fileNameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1942,7 +1942,7 @@ func NewQQmlComponent6(engine QQmlEngine_ITF, url core.QUrl_ITF, mode QQmlCompon
 
 	var tmpValue = NewQQmlComponentFromPointer(C.QQmlComponent_NewQQmlComponent6(PointerFromQQmlEngine(engine), core.PointerFromQUrl(url), C.longlong(mode), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1952,7 +1952,7 @@ func NewQQmlComponent5(engine QQmlEngine_ITF, url core.QUrl_ITF, parent core.QOb
 
 	var tmpValue = NewQQmlComponentFromPointer(C.QQmlComponent_NewQQmlComponent5(PointerFromQQmlEngine(engine), core.PointerFromQUrl(url), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1992,7 +1992,7 @@ func (ptr *QQmlComponent) BeginCreate(publicContext QQmlContext_ITF) *core.QObje
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlComponent_BeginCreate(ptr.Pointer(), PointerFromQQmlContext(publicContext)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2005,7 +2005,7 @@ func (ptr *QQmlComponent) BeginCreateDefault(publicContext QQmlContext_ITF) *cor
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlComponent_BeginCreateDefault(ptr.Pointer(), PointerFromQQmlContext(publicContext)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2092,7 +2092,7 @@ func (ptr *QQmlComponent) Create(context QQmlContext_ITF) *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlComponent_Create(ptr.Pointer(), PointerFromQQmlContext(context)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2105,7 +2105,7 @@ func (ptr *QQmlComponent) CreateDefault(context QQmlContext_ITF) *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlComponent_CreateDefault(ptr.Pointer(), PointerFromQQmlContext(context)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2126,7 +2126,7 @@ func (ptr *QQmlComponent) CreationContext() *QQmlContext {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQmlContextFromPointer(C.QQmlComponent_CreationContext(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2819,7 +2819,7 @@ func NewQQmlContext2(parentContext QQmlContext_ITF, parent core.QObject_ITF) *QQ
 
 	var tmpValue = NewQQmlContextFromPointer(C.QQmlContext_NewQQmlContext2(PointerFromQQmlContext(parentContext), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2829,7 +2829,7 @@ func NewQQmlContext(engine QQmlEngine_ITF, parent core.QObject_ITF) *QQmlContext
 
 	var tmpValue = NewQQmlContextFromPointer(C.QQmlContext_NewQQmlContext(PointerFromQQmlEngine(engine), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2851,7 +2851,7 @@ func (ptr *QQmlContext) ContextObject() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlContext_ContextObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2877,7 +2877,7 @@ func (ptr *QQmlContext) Engine() *QQmlEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQmlEngineFromPointer(C.QQmlContext_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2908,7 +2908,7 @@ func (ptr *QQmlContext) ParentContext() *QQmlContext {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQmlContextFromPointer(C.QQmlContext_ParentContext(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3457,7 +3457,7 @@ func NewQQmlEngine(parent core.QObject_ITF) *QQmlEngine {
 
 	var tmpValue = NewQQmlEngineFromPointer(C.QQmlEngine_NewQQmlEngine(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3516,7 +3516,7 @@ func QQmlEngine_ContextForObject(object core.QObject_ITF) *QQmlContext {
 
 	var tmpValue = NewQQmlContextFromPointer(C.QQmlEngine_QQmlEngine_ContextForObject(core.PointerFromQObject(object)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3526,7 +3526,7 @@ func (ptr *QQmlEngine) ContextForObject(object core.QObject_ITF) *QQmlContext {
 
 	var tmpValue = NewQQmlContextFromPointer(C.QQmlEngine_QQmlEngine_ContextForObject(core.PointerFromQObject(object)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3613,7 +3613,7 @@ func (ptr *QQmlEngine) NetworkAccessManager() *network.QNetworkAccessManager {
 	if ptr.Pointer() != nil {
 		var tmpValue = network.NewQNetworkAccessManagerFromPointer(C.QQmlEngine_NetworkAccessManager(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3711,7 +3711,7 @@ func (ptr *QQmlEngine) RootContext() *QQmlContext {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQmlContextFromPointer(C.QQmlEngine_RootContext(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4281,7 +4281,7 @@ func (ptr *QQmlError) Object() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlError_Object(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4393,7 +4393,7 @@ func NewQQmlExpression() *QQmlExpression {
 
 	var tmpValue = NewQQmlExpressionFromPointer(C.QQmlExpression_NewQQmlExpression())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4405,7 +4405,7 @@ func NewQQmlExpression2(ctxt QQmlContext_ITF, scope core.QObject_ITF, expression
 	defer C.free(unsafe.Pointer(expressionC))
 	var tmpValue = NewQQmlExpressionFromPointer(C.QQmlExpression_NewQQmlExpression2(PointerFromQQmlContext(ctxt), core.PointerFromQObject(scope), expressionC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4415,7 +4415,7 @@ func NewQQmlExpression3(script QQmlScriptString_ITF, ctxt QQmlContext_ITF, scope
 
 	var tmpValue = NewQQmlExpressionFromPointer(C.QQmlExpression_NewQQmlExpression3(PointerFromQQmlScriptString(script), PointerFromQQmlContext(ctxt), core.PointerFromQObject(scope), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4443,7 +4443,7 @@ func (ptr *QQmlExpression) Context() *QQmlContext {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQmlContextFromPointer(C.QQmlExpression_Context(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4456,7 +4456,7 @@ func (ptr *QQmlExpression) Engine() *QQmlEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQmlEngineFromPointer(C.QQmlExpression_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4527,7 +4527,7 @@ func (ptr *QQmlExpression) ScopeObject() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlExpression_ScopeObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5073,6 +5073,7 @@ func NewQQmlExtensionPluginFromPointer(ptr unsafe.Pointer) *QQmlExtensionPlugin
 
 func (ptr *QQmlExtensionPlugin) DestroyQQmlExtensionPlugin() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -5130,7 +5131,7 @@ func NewQQmlExtensionPlugin(parent core.QObject_ITF) *QQmlExtensionPlugin {
 
 	var tmpValue = NewQQmlExtensionPluginFromPointer(C.QQmlExtensionPlugin_NewQQmlExtensionPlugin(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5642,7 +5643,7 @@ func NewQQmlFileSelector(engine QQmlEngine_ITF, parent core.QObject_ITF) *QQmlFi
 
 	var tmpValue = NewQQmlFileSelectorFromPointer(C.QQmlFileSelector_NewQQmlFileSelector(PointerFromQQmlEngine(engine), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5652,7 +5653,7 @@ func QQmlFileSelector_Get(engine QQmlEngine_ITF) *QQmlFileSelector {
 
 	var tmpValue = NewQQmlFileSelectorFromPointer(C.QQmlFileSelector_QQmlFileSelector_Get(PointerFromQQmlEngine(engine)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5662,7 +5663,7 @@ func (ptr *QQmlFileSelector) Get(engine QQmlEngine_ITF) *QQmlFileSelector {
 
 	var tmpValue = NewQQmlFileSelectorFromPointer(C.QQmlFileSelector_QQmlFileSelector_Get(PointerFromQQmlEngine(engine)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5673,7 +5674,7 @@ func (ptr *QQmlFileSelector) Selector() *core.QFileSelector {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQFileSelectorFromPointer(C.QQmlFileSelector_Selector(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6188,6 +6189,7 @@ func NewQQmlImageProviderBaseFromPointer(ptr unsafe.Pointer) *QQmlImageProviderB
 
 func (ptr *QQmlImageProviderBase) DestroyQQmlImageProviderBase() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -6307,6 +6309,7 @@ func NewQQmlIncubationControllerFromPointer(ptr unsafe.Pointer) *QQmlIncubationC
 
 func (ptr *QQmlIncubationController) DestroyQQmlIncubationController() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -6324,7 +6327,7 @@ func (ptr *QQmlIncubationController) Engine() *QQmlEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQmlEngineFromPointer(C.QQmlIncubationController_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6452,6 +6455,7 @@ func NewQQmlIncubatorFromPointer(ptr unsafe.Pointer) *QQmlIncubator {
 
 func (ptr *QQmlIncubator) DestroyQQmlIncubator() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -6530,7 +6534,7 @@ func (ptr *QQmlIncubator) Object() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlIncubator_Object(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6755,7 +6759,7 @@ func (ptr *QQmlListReference) At(index int) *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlListReference_At(ptr.Pointer(), C.int(int32(index))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6858,7 +6862,7 @@ func (ptr *QQmlListReference) Object() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlListReference_Object(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6938,7 +6942,7 @@ func (ptr *QQmlNetworkAccessManagerFactory) Create(parent core.QObject_ITF) *net
 	if ptr.Pointer() != nil {
 		var tmpValue = network.NewQNetworkAccessManagerFromPointer(C.QQmlNetworkAccessManagerFactory_Create(ptr.Pointer(), core.PointerFromQObject(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6995,6 +6999,7 @@ func NewQQmlParserStatusFromPointer(ptr unsafe.Pointer) *QQmlParserStatus {
 
 func (ptr *QQmlParserStatus) DestroyQQmlParserStatus() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -7329,7 +7334,7 @@ func (ptr *QQmlProperty) Object() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQmlProperty_Object(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7552,7 +7557,7 @@ func NewQQmlPropertyMap(parent core.QObject_ITF) *QQmlPropertyMap {
 
 	var tmpValue = NewQQmlPropertyMapFromPointer(C.QQmlPropertyMap_NewQQmlPropertyMap(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

qt.go

@@ -26,7 +26,7 @@ func ExistsSignal(name, signal string) bool {
 }
 
 func GetSignal(name, signal string) interface{} {
-	if strings.HasSuffix(signal, ":destroyed") || strings.HasSuffix(signal, ":deleteLater") {
+	if strings.HasSuffix(signal, ":destroyed") || strings.HasSuffix(signal, ":deleteLater") || strings.Contains(signal, ":~") {
 		defer DisconnectAllSignals(name)
 	}
 	var s interface{}

quick/quick.go

@@ -112,7 +112,7 @@ func (ptr *QQuickAsyncImageProvider) RequestImageResponse(id string, requestedSi
 		defer C.free(unsafe.Pointer(idC))
 		var tmpValue = NewQQuickImageResponseFromPointer(C.QQuickAsyncImageProvider_RequestImageResponse(ptr.Pointer(), idC, core.PointerFromQSize(requestedSize)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -266,7 +266,7 @@ func (ptr *QQuickAsyncImageProvider) RequestTexture(id string, size core.QSize_I
 		defer C.free(unsafe.Pointer(idC))
 		var tmpValue = NewQQuickTextureFactoryFromPointer(C.QQuickAsyncImageProvider_RequestTexture(ptr.Pointer(), idC, core.PointerFromQSize(size), core.PointerFromQSize(requestedSize)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -281,7 +281,7 @@ func (ptr *QQuickAsyncImageProvider) RequestTextureDefault(id string, size core.
 		defer C.free(unsafe.Pointer(idC))
 		var tmpValue = NewQQuickTextureFactoryFromPointer(C.QQuickAsyncImageProvider_RequestTextureDefault(ptr.Pointer(), idC, core.PointerFromQSize(size), core.PointerFromQSize(requestedSize)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -329,6 +329,7 @@ func NewQQuickFramebufferObjectFromPointer(ptr unsafe.Pointer) *QQuickFramebuffe
 
 func (ptr *QQuickFramebufferObject) DestroyQQuickFramebufferObject() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -565,7 +566,7 @@ func (ptr *QQuickFramebufferObject) TextureProvider() *QSGTextureProvider {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureProviderFromPointer(C.QQuickFramebufferObject_TextureProvider(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -578,7 +579,7 @@ func (ptr *QQuickFramebufferObject) TextureProviderDefault() *QSGTextureProvider
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureProviderFromPointer(C.QQuickFramebufferObject_TextureProviderDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2344,7 +2345,7 @@ func (ptr *QQuickImageProvider) RequestTexture(id string, size core.QSize_ITF, r
 		defer C.free(unsafe.Pointer(idC))
 		var tmpValue = NewQQuickTextureFactoryFromPointer(C.QQuickImageProvider_RequestTexture(ptr.Pointer(), idC, core.PointerFromQSize(size), core.PointerFromQSize(requestedSize)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2359,7 +2360,7 @@ func (ptr *QQuickImageProvider) RequestTextureDefault(id string, size core.QSize
 		defer C.free(unsafe.Pointer(idC))
 		var tmpValue = NewQQuickTextureFactoryFromPointer(C.QQuickImageProvider_RequestTextureDefault(ptr.Pointer(), idC, core.PointerFromQSize(size), core.PointerFromQSize(requestedSize)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2419,7 +2420,7 @@ func NewQQuickImageResponse() *QQuickImageResponse {
 
 	var tmpValue = NewQQuickImageResponseFromPointer(C.QQuickImageResponse_NewQQuickImageResponse())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2587,7 +2588,7 @@ func (ptr *QQuickImageResponse) TextureFactory() *QQuickTextureFactory {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickTextureFactoryFromPointer(C.QQuickImageResponse_TextureFactory(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3107,7 +3108,7 @@ func NewQQuickItem(parent QQuickItem_ITF) *QQuickItem {
 
 	var tmpValue = NewQQuickItemFromPointer(C.QQuickItem_NewQQuickItem(PointerFromQQuickItem(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3275,7 +3276,7 @@ func (ptr *QQuickItem) ParentItem() *QQuickItem {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickItemFromPointer(C.QQuickItem_ParentItem(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3555,7 +3556,7 @@ func (ptr *QQuickItem) TextureProvider() *QSGTextureProvider {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureProviderFromPointer(C.QQuickItem_TextureProvider(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3568,7 +3569,7 @@ func (ptr *QQuickItem) TextureProviderDefault() *QSGTextureProvider {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureProviderFromPointer(C.QQuickItem_TextureProviderDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3644,7 +3645,7 @@ func (ptr *QQuickItem) ChildAt(x float64, y float64) *QQuickItem {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickItemFromPointer(C.QQuickItem_ChildAt(ptr.Pointer(), C.double(x), C.double(y)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4863,7 +4864,7 @@ func (ptr *QQuickItem) NextItemInFocusChain(forward bool) *QQuickItem {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickItemFromPointer(C.QQuickItem_NextItemInFocusChain(ptr.Pointer(), C.char(int8(qt.GoBoolToInt(forward)))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4929,7 +4930,7 @@ func (ptr *QQuickItem) ScopedFocusItem() *QQuickItem {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickItemFromPointer(C.QQuickItem_ScopedFocusItem(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5279,7 +5280,7 @@ func (ptr *QQuickItem) Window() *QQuickWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickWindowFromPointer(C.QQuickItem_Window(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5741,6 +5742,7 @@ func NewQQuickItemGrabResultFromPointer(ptr unsafe.Pointer) *QQuickItemGrabResul
 
 func (ptr *QQuickItemGrabResult) DestroyQQuickItemGrabResult() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -6378,7 +6380,7 @@ func NewQQuickPaintedItem(parent QQuickItem_ITF) *QQuickPaintedItem {
 
 	var tmpValue = NewQQuickPaintedItemFromPointer(C.QQuickPaintedItem_NewQQuickPaintedItem(PointerFromQQuickItem(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6766,7 +6768,7 @@ func (ptr *QQuickPaintedItem) TextureProvider() *QSGTextureProvider {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureProviderFromPointer(C.QQuickPaintedItem_TextureProvider(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6779,7 +6781,7 @@ func (ptr *QQuickPaintedItem) TextureProviderDefault() *QSGTextureProvider {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureProviderFromPointer(C.QQuickPaintedItem_TextureProviderDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8386,7 +8388,7 @@ func NewQQuickRenderControl(parent core.QObject_ITF) *QQuickRenderControl {
 
 	var tmpValue = NewQQuickRenderControlFromPointer(C.QQuickRenderControl_NewQQuickRenderControl(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -8513,7 +8515,7 @@ func (ptr *QQuickRenderControl) RenderWindow(offset core.QPoint_ITF) *gui.QWindo
 	if ptr.Pointer() != nil {
 		var tmpValue = gui.NewQWindowFromPointer(C.QQuickRenderControl_RenderWindow(ptr.Pointer(), core.PointerFromQPoint(offset)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8526,7 +8528,7 @@ func (ptr *QQuickRenderControl) RenderWindowDefault(offset core.QPoint_ITF) *gui
 	if ptr.Pointer() != nil {
 		var tmpValue = gui.NewQWindowFromPointer(C.QQuickRenderControl_RenderWindowDefault(ptr.Pointer(), core.PointerFromQPoint(offset)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8538,7 +8540,7 @@ func QQuickRenderControl_RenderWindowFor(win QQuickWindow_ITF, offset core.QPoin
 
 	var tmpValue = gui.NewQWindowFromPointer(C.QQuickRenderControl_QQuickRenderControl_RenderWindowFor(PointerFromQQuickWindow(win), core.PointerFromQPoint(offset)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -8548,7 +8550,7 @@ func (ptr *QQuickRenderControl) RenderWindowFor(win QQuickWindow_ITF, offset cor
 
 	var tmpValue = gui.NewQWindowFromPointer(C.QQuickRenderControl_QQuickRenderControl_RenderWindowFor(PointerFromQQuickWindow(win), core.PointerFromQPoint(offset)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -9072,7 +9074,7 @@ func NewQQuickTextDocument(parent QQuickItem_ITF) *QQuickTextDocument {
 
 	var tmpValue = NewQQuickTextDocumentFromPointer(C.QQuickTextDocument_NewQQuickTextDocument(PointerFromQQuickItem(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -9083,7 +9085,7 @@ func (ptr *QQuickTextDocument) TextDocument() *gui.QTextDocument {
 	if ptr.Pointer() != nil {
 		var tmpValue = gui.NewQTextDocumentFromPointer(C.QQuickTextDocument_TextDocument(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -9598,7 +9600,7 @@ func NewQQuickTextureFactory() *QQuickTextureFactory {
 
 	var tmpValue = NewQQuickTextureFactoryFromPointer(C.QQuickTextureFactory_NewQQuickTextureFactory())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -9638,7 +9640,7 @@ func (ptr *QQuickTextureFactory) CreateTexture(window QQuickWindow_ITF) *QSGText
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QQuickTextureFactory_CreateTexture(ptr.Pointer(), PointerFromQQuickWindow(window)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -9688,7 +9690,7 @@ func QQuickTextureFactory_TextureFactoryForImage(image gui.QImage_ITF) *QQuickTe
 
 	var tmpValue = NewQQuickTextureFactoryFromPointer(C.QQuickTextureFactory_QQuickTextureFactory_TextureFactoryForImage(gui.PointerFromQImage(image)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -9698,7 +9700,7 @@ func (ptr *QQuickTextureFactory) TextureFactoryForImage(image gui.QImage_ITF) *Q
 
 	var tmpValue = NewQQuickTextureFactoryFromPointer(C.QQuickTextureFactory_QQuickTextureFactory_TextureFactoryForImage(gui.PointerFromQImage(image)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -10255,7 +10257,7 @@ func NewQQuickView2(engine qml.QQmlEngine_ITF, parent gui.QWindow_ITF) *QQuickVi
 
 	var tmpValue = NewQQuickViewFromPointer(C.QQuickView_NewQQuickView2(qml.PointerFromQQmlEngine(engine), gui.PointerFromQWindow(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -10265,7 +10267,7 @@ func NewQQuickView(parent gui.QWindow_ITF) *QQuickView {
 
 	var tmpValue = NewQQuickViewFromPointer(C.QQuickView_NewQQuickView(gui.PointerFromQWindow(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -10275,7 +10277,7 @@ func NewQQuickView3(source core.QUrl_ITF, parent gui.QWindow_ITF) *QQuickView {
 
 	var tmpValue = NewQQuickViewFromPointer(C.QQuickView_NewQQuickView3(core.PointerFromQUrl(source), gui.PointerFromQWindow(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -10286,7 +10288,7 @@ func (ptr *QQuickView) Engine() *qml.QQmlEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = qml.NewQQmlEngineFromPointer(C.QQuickView_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -10350,7 +10352,7 @@ func (ptr *QQuickView) RootContext() *qml.QQmlContext {
 	if ptr.Pointer() != nil {
 		var tmpValue = qml.NewQQmlContextFromPointer(C.QQuickView_RootContext(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -10363,7 +10365,7 @@ func (ptr *QQuickView) RootObject() *QQuickItem {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickItemFromPointer(C.QQuickView_RootObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11134,7 +11136,7 @@ func (ptr *QQuickView) FocusObject() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQuickView_FocusObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11147,7 +11149,7 @@ func (ptr *QQuickView) FocusObjectDefault() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQuickView_FocusObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -12394,7 +12396,7 @@ func NewQQuickWidget2(engine qml.QQmlEngine_ITF, parent widgets.QWidget_ITF) *QQ
 
 	var tmpValue = NewQQuickWidgetFromPointer(C.QQuickWidget_NewQQuickWidget2(qml.PointerFromQQmlEngine(engine), widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -12404,7 +12406,7 @@ func NewQQuickWidget(parent widgets.QWidget_ITF) *QQuickWidget {
 
 	var tmpValue = NewQQuickWidgetFromPointer(C.QQuickWidget_NewQQuickWidget(widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -12414,7 +12416,7 @@ func NewQQuickWidget3(source core.QUrl_ITF, parent widgets.QWidget_ITF) *QQuickW
 
 	var tmpValue = NewQQuickWidgetFromPointer(C.QQuickWidget_NewQQuickWidget3(core.PointerFromQUrl(source), widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -12605,7 +12607,7 @@ func (ptr *QQuickWidget) Engine() *qml.QQmlEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = qml.NewQQmlEngineFromPointer(C.QQuickWidget_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -13065,7 +13067,7 @@ func (ptr *QQuickWidget) QuickWindow() *QQuickWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickWindowFromPointer(C.QQuickWidget_QuickWindow(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -13078,7 +13080,7 @@ func (ptr *QQuickWidget) RootContext() *qml.QQmlContext {
 	if ptr.Pointer() != nil {
 		var tmpValue = qml.NewQQmlContextFromPointer(C.QQuickWidget_RootContext(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -13091,7 +13093,7 @@ func (ptr *QQuickWidget) RootObject() *QQuickItem {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickItemFromPointer(C.QQuickWidget_RootObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15527,7 +15529,7 @@ func (ptr *QQuickWindow) ActiveFocusItem() *QQuickItem {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickItemFromPointer(C.QQuickWindow_ActiveFocusItem(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15551,7 +15553,7 @@ func (ptr *QQuickWindow) ContentItem() *QQuickItem {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickItemFromPointer(C.QQuickWindow_ContentItem(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15571,7 +15573,7 @@ func NewQQuickWindow(parent gui.QWindow_ITF) *QQuickWindow {
 
 	var tmpValue = NewQQuickWindowFromPointer(C.QQuickWindow_NewQQuickWindow(gui.PointerFromQWindow(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -15852,7 +15854,7 @@ func (ptr *QQuickWindow) CreateTextureFromId(id uint, size core.QSize_ITF, optio
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QQuickWindow_CreateTextureFromId(ptr.Pointer(), C.uint(uint32(id)), core.PointerFromQSize(size), C.longlong(options)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15865,7 +15867,7 @@ func (ptr *QQuickWindow) CreateTextureFromImage2(image gui.QImage_ITF) *QSGTextu
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QQuickWindow_CreateTextureFromImage2(ptr.Pointer(), gui.PointerFromQImage(image)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15878,7 +15880,7 @@ func (ptr *QQuickWindow) CreateTextureFromImage(image gui.QImage_ITF, options QQ
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QQuickWindow_CreateTextureFromImage(ptr.Pointer(), gui.PointerFromQImage(image), C.longlong(options)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -16060,7 +16062,7 @@ func (ptr *QQuickWindow) MouseGrabberItem() *QQuickItem {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQQuickItemFromPointer(C.QQuickWindow_MouseGrabberItem(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -17075,7 +17077,7 @@ func (ptr *QQuickWindow) FocusObject() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQuickWindow_FocusObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -17088,7 +17090,7 @@ func (ptr *QQuickWindow) FocusObjectDefault() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QQuickWindow_FocusObjectDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -18298,6 +18300,7 @@ func NewQSGAbstractRendererFromPointer(ptr unsafe.Pointer) *QSGAbstractRenderer
 
 func (ptr *QSGAbstractRenderer) DestroyQSGAbstractRenderer() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -19247,6 +19250,7 @@ func NewQSGDynamicTextureFromPointer(ptr unsafe.Pointer) *QSGDynamicTexture {
 
 func (ptr *QSGDynamicTexture) DestroyQSGDynamicTexture() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -19534,7 +19538,7 @@ func (ptr *QSGDynamicTexture) RemovedFromAtlas() *QSGTexture {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QSGDynamicTexture_RemovedFromAtlas(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -19547,7 +19551,7 @@ func (ptr *QSGDynamicTexture) RemovedFromAtlasDefault() *QSGTexture {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QSGDynamicTexture_RemovedFromAtlasDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -20100,7 +20104,7 @@ func NewQSGEngine(parent core.QObject_ITF) *QSGEngine {
 
 	var tmpValue = NewQSGEngineFromPointer(C.QSGEngine_NewQSGEngine(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -20111,7 +20115,7 @@ func (ptr *QSGEngine) CreateRenderer() *QSGAbstractRenderer {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGAbstractRendererFromPointer(C.QSGEngine_CreateRenderer(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -20124,7 +20128,7 @@ func (ptr *QSGEngine) CreateTextureFromId(id uint, size core.QSize_ITF, options
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QSGEngine_CreateTextureFromId(ptr.Pointer(), C.uint(uint32(id)), core.PointerFromQSize(size), C.longlong(options)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -20137,7 +20141,7 @@ func (ptr *QSGEngine) CreateTextureFromImage(image gui.QImage_ITF, options QSGEn
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QSGEngine_CreateTextureFromImage(ptr.Pointer(), gui.PointerFromQImage(image), C.longlong(options)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -21306,6 +21310,7 @@ func NewQSGMaterialFromPointer(ptr unsafe.Pointer) *QSGMaterial {
 
 func (ptr *QSGMaterial) DestroyQSGMaterial() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -21489,6 +21494,7 @@ func NewQSGMaterialShaderFromPointer(ptr unsafe.Pointer) *QSGMaterialShader {
 
 func (ptr *QSGMaterialShader) DestroyQSGMaterialShader() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -22463,7 +22469,7 @@ func (ptr *QSGOpaqueTextureMaterial) Texture() *QSGTexture {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QSGOpaqueTextureMaterial_Texture(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -22485,7 +22491,7 @@ func (ptr *QSGOpaqueTextureMaterial) M_texture() *QSGTexture {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QSGOpaqueTextureMaterial_M_texture(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -22726,6 +22732,7 @@ func NewQSGSimpleMaterialShaderFromPointer(ptr unsafe.Pointer) *QSGSimpleMateria
 
 func (ptr *QSGSimpleMaterialShader) DestroyQSGSimpleMaterialShader() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -23092,7 +23099,7 @@ func (ptr *QSGSimpleTextureNode) Texture() *QSGTexture {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QSGSimpleTextureNode_Texture(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -23269,7 +23276,7 @@ func NewQSGTexture() *QSGTexture {
 
 	var tmpValue = NewQSGTextureFromPointer(C.QSGTexture_NewQSGTexture())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -23557,7 +23564,7 @@ func (ptr *QSGTexture) RemovedFromAtlas() *QSGTexture {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QSGTexture_RemovedFromAtlas(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -23570,7 +23577,7 @@ func (ptr *QSGTexture) RemovedFromAtlasDefault() *QSGTexture {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QSGTexture_RemovedFromAtlasDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -24355,6 +24362,7 @@ func NewQSGTextureProviderFromPointer(ptr unsafe.Pointer) *QSGTextureProvider {
 
 func (ptr *QSGTextureProvider) DestroyQSGTextureProvider() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -24393,7 +24401,7 @@ func (ptr *QSGTextureProvider) Texture() *QSGTexture {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSGTextureFromPointer(C.QSGTextureProvider_Texture(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

sailfish/sailfish_sailfish.go

@@ -67,7 +67,7 @@ func SailfishApp_Application(argc int, argv []string) *gui.QGuiApplication {
 	defer C.free(unsafe.Pointer(argvC))
 	var tmpValue = gui.NewQGuiApplicationFromPointer(C.SailfishApp_SailfishApp_Application(C.int(int32(argc)), argvC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -79,7 +79,7 @@ func (ptr *SailfishApp) Application(argc int, argv []string) *gui.QGuiApplicatio
 	defer C.free(unsafe.Pointer(argvC))
 	var tmpValue = gui.NewQGuiApplicationFromPointer(C.SailfishApp_SailfishApp_Application(C.int(int32(argc)), argvC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -105,7 +105,7 @@ func SailfishApp_CreateView() *quick.QQuickView {
 
 	var tmpValue = quick.NewQQuickViewFromPointer(C.SailfishApp_SailfishApp_CreateView())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -115,7 +115,7 @@ func (ptr *SailfishApp) CreateView() *quick.QQuickView {
 
 	var tmpValue = quick.NewQQuickViewFromPointer(C.SailfishApp_SailfishApp_CreateView())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

script/script.go

@@ -82,7 +82,7 @@ func (ptr *QScriptClass) Engine() *QScriptEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQScriptEngineFromPointer(C.QScriptClass_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -695,7 +695,7 @@ func (ptr *QScriptContext) Engine() *QScriptEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQScriptEngineFromPointer(C.QScriptContext_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1048,7 +1048,7 @@ func NewQScriptEngine() *QScriptEngine {
 
 	var tmpValue = NewQScriptEngineFromPointer(C.QScriptEngine_NewQScriptEngine())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1058,7 +1058,7 @@ func NewQScriptEngine2(parent core.QObject_ITF) *QScriptEngine {
 
 	var tmpValue = NewQScriptEngineFromPointer(C.QScriptEngine_NewQScriptEngine2(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2105,7 +2105,7 @@ func (ptr *QScriptEngineAgent) Engine() *QScriptEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQScriptEngineFromPointer(C.QScriptEngineAgent_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2586,7 +2586,7 @@ func NewQScriptExtensionPlugin(parent core.QObject_ITF) *QScriptExtensionPlugin
 
 	var tmpValue = NewQScriptExtensionPluginFromPointer(C.QScriptExtensionPlugin_NewQScriptExtensionPlugin(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3587,7 +3587,7 @@ func (ptr *QScriptValue) Engine() *QScriptEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQScriptEngineFromPointer(C.QScriptValue_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3934,7 +3934,7 @@ func (ptr *QScriptValue) ToQObject() *core.QObject {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQObjectFromPointer(C.QScriptValue_ToQObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4115,7 +4115,7 @@ func (ptr *QScriptable) Engine() *QScriptEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQScriptEngineFromPointer(C.QScriptable_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

scripttools/scripttools.go

@@ -102,7 +102,7 @@ func NewQScriptEngineDebugger(parent core.QObject_ITF) *QScriptEngineDebugger {
 
 	var tmpValue = NewQScriptEngineDebuggerFromPointer(C.QScriptEngineDebugger_NewQScriptEngineDebugger(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -113,7 +113,7 @@ func (ptr *QScriptEngineDebugger) Action(action QScriptEngineDebugger__DebuggerA
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQActionFromPointer(C.QScriptEngineDebugger_Action(ptr.Pointer(), C.longlong(action)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -143,7 +143,7 @@ func (ptr *QScriptEngineDebugger) CreateStandardMenu(parent widgets.QWidget_ITF)
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQMenuFromPointer(C.QScriptEngineDebugger_CreateStandardMenu(ptr.Pointer(), widgets.PointerFromQWidget(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -156,7 +156,7 @@ func (ptr *QScriptEngineDebugger) CreateStandardToolBar(parent widgets.QWidget_I
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQToolBarFromPointer(C.QScriptEngineDebugger_CreateStandardToolBar(ptr.Pointer(), widgets.PointerFromQWidget(parent)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -257,7 +257,7 @@ func (ptr *QScriptEngineDebugger) StandardWindow() *widgets.QMainWindow {
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQMainWindowFromPointer(C.QScriptEngineDebugger_StandardWindow(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -279,7 +279,7 @@ func (ptr *QScriptEngineDebugger) Widget(widget QScriptEngineDebugger__DebuggerW
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QScriptEngineDebugger_Widget(ptr.Pointer(), C.longlong(widget)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

scxml/scxml.go

@@ -57,6 +57,7 @@ func NewQScxmlCppDataModelFromPointer(ptr unsafe.Pointer) *QScxmlCppDataModel {
 
 func (ptr *QScxmlCppDataModel) DestroyQScxmlCppDataModel() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -705,6 +706,7 @@ func NewQScxmlDataModelFromPointer(ptr unsafe.Pointer) *QScxmlDataModel {
 
 func (ptr *QScxmlDataModel) DestroyQScxmlDataModel() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -882,7 +884,7 @@ func (ptr *QScxmlDataModel) StateMachine() *QScxmlStateMachine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQScxmlStateMachineFromPointer(C.QScxmlDataModel_StateMachine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1381,6 +1383,7 @@ func NewQScxmlEcmaScriptDataModelFromPointer(ptr unsafe.Pointer) *QScxmlEcmaScri
 
 func (ptr *QScxmlEcmaScriptDataModel) DestroyQScxmlEcmaScriptDataModel() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -1389,7 +1392,7 @@ func NewQScxmlEcmaScriptDataModel(parent core.QObject_ITF) *QScxmlEcmaScriptData
 
 	var tmpValue = NewQScxmlEcmaScriptDataModelFromPointer(C.QScxmlEcmaScriptDataModel_NewQScxmlEcmaScriptDataModel(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1400,7 +1403,7 @@ func (ptr *QScxmlEcmaScriptDataModel) Engine() *qml.QJSEngine {
 	if ptr.Pointer() != nil {
 		var tmpValue = qml.NewQJSEngineFromPointer(C.QScxmlEcmaScriptDataModel_Engine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2556,6 +2559,7 @@ func NewQScxmlNullDataModelFromPointer(ptr unsafe.Pointer) *QScxmlNullDataModel
 
 func (ptr *QScxmlNullDataModel) DestroyQScxmlNullDataModel() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -2564,7 +2568,7 @@ func NewQScxmlNullDataModel(parent core.QObject_ITF) *QScxmlNullDataModel {
 
 	var tmpValue = NewQScxmlNullDataModelFromPointer(C.QScxmlNullDataModel_NewQScxmlNullDataModel(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3277,7 +3281,7 @@ func (ptr *QScxmlParser) InstantiateStateMachine() *QScxmlStateMachine {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQScxmlStateMachineFromPointer(C.QScxmlParser_InstantiateStateMachine(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3377,6 +3381,7 @@ func NewQScxmlStateMachineFromPointer(ptr unsafe.Pointer) *QScxmlStateMachine {
 
 func (ptr *QScxmlStateMachine) DestroyQScxmlStateMachine() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -3423,7 +3428,7 @@ func (ptr *QScxmlStateMachine) DataModel() *QScxmlDataModel {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQScxmlDataModelFromPointer(C.QScxmlStateMachine_DataModel(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3581,7 +3586,7 @@ func QScxmlStateMachine_FromData(data core.QIODevice_ITF, fileName string) *QScx
 	defer C.free(unsafe.Pointer(fileNameC))
 	var tmpValue = NewQScxmlStateMachineFromPointer(C.QScxmlStateMachine_QScxmlStateMachine_FromData(core.PointerFromQIODevice(data), fileNameC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3593,7 +3598,7 @@ func (ptr *QScxmlStateMachine) FromData(data core.QIODevice_ITF, fileName string
 	defer C.free(unsafe.Pointer(fileNameC))
 	var tmpValue = NewQScxmlStateMachineFromPointer(C.QScxmlStateMachine_QScxmlStateMachine_FromData(core.PointerFromQIODevice(data), fileNameC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3605,7 +3610,7 @@ func QScxmlStateMachine_FromFile(fileName string) *QScxmlStateMachine {
 	defer C.free(unsafe.Pointer(fileNameC))
 	var tmpValue = NewQScxmlStateMachineFromPointer(C.QScxmlStateMachine_QScxmlStateMachine_FromFile(fileNameC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3617,7 +3622,7 @@ func (ptr *QScxmlStateMachine) FromFile(fileName string) *QScxmlStateMachine {
 	defer C.free(unsafe.Pointer(fileNameC))
 	var tmpValue = NewQScxmlStateMachineFromPointer(C.QScxmlStateMachine_QScxmlStateMachine_FromFile(fileNameC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

sensors/sensors.go

@@ -78,7 +78,7 @@ func (ptr *QAccelerometer) Reading() *QAccelerometerReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAccelerometerReadingFromPointer(C.QAccelerometer_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -90,7 +90,7 @@ func NewQAccelerometer(parent core.QObject_ITF) *QAccelerometer {
 
 	var tmpValue = NewQAccelerometerFromPointer(C.QAccelerometer_NewQAccelerometer(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -709,6 +709,7 @@ func NewQAccelerometerFilterFromPointer(ptr unsafe.Pointer) *QAccelerometerFilte
 
 func (ptr *QAccelerometerFilter) DestroyQAccelerometerFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -1302,7 +1303,7 @@ func (ptr *QAltimeter) Reading() *QAltimeterReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAltimeterReadingFromPointer(C.QAltimeter_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1314,7 +1315,7 @@ func NewQAltimeter(parent core.QObject_ITF) *QAltimeter {
 
 	var tmpValue = NewQAltimeterFromPointer(C.QAltimeter_NewQAltimeter(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1886,6 +1887,7 @@ func NewQAltimeterFilterFromPointer(ptr unsafe.Pointer) *QAltimeterFilter {
 
 func (ptr *QAltimeterFilter) DestroyQAltimeterFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -2442,6 +2444,7 @@ func NewQAmbientLightFilterFromPointer(ptr unsafe.Pointer) *QAmbientLightFilter
 
 func (ptr *QAmbientLightFilter) DestroyQAmbientLightFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -3013,7 +3016,7 @@ func (ptr *QAmbientLightSensor) Reading() *QAmbientLightReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAmbientLightReadingFromPointer(C.QAmbientLightSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3025,7 +3028,7 @@ func NewQAmbientLightSensor(parent core.QObject_ITF) *QAmbientLightSensor {
 
 	var tmpValue = NewQAmbientLightSensorFromPointer(C.QAmbientLightSensor_NewQAmbientLightSensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3600,6 +3603,7 @@ func NewQAmbientTemperatureFilterFromPointer(ptr unsafe.Pointer) *QAmbientTemper
 
 func (ptr *QAmbientTemperatureFilter) DestroyQAmbientTemperatureFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -4159,7 +4163,7 @@ func (ptr *QAmbientTemperatureSensor) Reading() *QAmbientTemperatureReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAmbientTemperatureReadingFromPointer(C.QAmbientTemperatureSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4171,7 +4175,7 @@ func NewQAmbientTemperatureSensor(parent core.QObject_ITF) *QAmbientTemperatureS
 
 	var tmpValue = NewQAmbientTemperatureSensorFromPointer(C.QAmbientTemperatureSensor_NewQAmbientTemperatureSensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4746,7 +4750,7 @@ func (ptr *QCompass) Reading() *QCompassReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQCompassReadingFromPointer(C.QCompass_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4758,7 +4762,7 @@ func NewQCompass(parent core.QObject_ITF) *QCompass {
 
 	var tmpValue = NewQCompassFromPointer(C.QCompass_NewQCompass(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5333,6 +5337,7 @@ func NewQCompassFilterFromPointer(ptr unsafe.Pointer) *QCompassFilter {
 
 func (ptr *QCompassFilter) DestroyQCompassFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -5906,6 +5911,7 @@ func NewQDistanceFilterFromPointer(ptr unsafe.Pointer) *QDistanceFilter {
 
 func (ptr *QDistanceFilter) DestroyQDistanceFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -6465,7 +6471,7 @@ func (ptr *QDistanceSensor) Reading() *QDistanceReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQDistanceReadingFromPointer(C.QDistanceSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6477,7 +6483,7 @@ func NewQDistanceSensor(parent core.QObject_ITF) *QDistanceSensor {
 
 	var tmpValue = NewQDistanceSensorFromPointer(C.QDistanceSensor_NewQDistanceSensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -7052,7 +7058,7 @@ func (ptr *QGyroscope) Reading() *QGyroscopeReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQGyroscopeReadingFromPointer(C.QGyroscope_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -7064,7 +7070,7 @@ func NewQGyroscope(parent core.QObject_ITF) *QGyroscope {
 
 	var tmpValue = NewQGyroscopeFromPointer(C.QGyroscope_NewQGyroscope(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -7639,6 +7645,7 @@ func NewQGyroscopeFilterFromPointer(ptr unsafe.Pointer) *QGyroscopeFilter {
 
 func (ptr *QGyroscopeFilter) DestroyQGyroscopeFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -8229,6 +8236,7 @@ func NewQHolsterFilterFromPointer(ptr unsafe.Pointer) *QHolsterFilter {
 
 func (ptr *QHolsterFilter) DestroyQHolsterFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -8788,7 +8796,7 @@ func (ptr *QHolsterSensor) Reading() *QHolsterReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQHolsterReadingFromPointer(C.QHolsterSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8800,7 +8808,7 @@ func NewQHolsterSensor(parent core.QObject_ITF) *QHolsterSensor {
 
 	var tmpValue = NewQHolsterSensorFromPointer(C.QHolsterSensor_NewQHolsterSensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -9372,6 +9380,7 @@ func NewQIRProximityFilterFromPointer(ptr unsafe.Pointer) *QIRProximityFilter {
 
 func (ptr *QIRProximityFilter) DestroyQIRProximityFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -9931,7 +9940,7 @@ func (ptr *QIRProximitySensor) Reading() *QIRProximityReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQIRProximityReadingFromPointer(C.QIRProximitySensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -9943,7 +9952,7 @@ func NewQIRProximitySensor(parent core.QObject_ITF) *QIRProximitySensor {
 
 	var tmpValue = NewQIRProximitySensorFromPointer(C.QIRProximitySensor_NewQIRProximitySensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -10518,6 +10527,7 @@ func NewQLightFilterFromPointer(ptr unsafe.Pointer) *QLightFilter {
 
 func (ptr *QLightFilter) DestroyQLightFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -11086,7 +11096,7 @@ func (ptr *QLightSensor) Reading() *QLightReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQLightReadingFromPointer(C.QLightSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11098,7 +11108,7 @@ func NewQLightSensor(parent core.QObject_ITF) *QLightSensor {
 
 	var tmpValue = NewQLightSensorFromPointer(C.QLightSensor_NewQLightSensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -11720,7 +11730,7 @@ func (ptr *QMagnetometer) Reading() *QMagnetometerReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMagnetometerReadingFromPointer(C.QMagnetometer_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -11749,7 +11759,7 @@ func NewQMagnetometer(parent core.QObject_ITF) *QMagnetometer {
 
 	var tmpValue = NewQMagnetometerFromPointer(C.QMagnetometer_NewQMagnetometer(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -12360,6 +12370,7 @@ func NewQMagnetometerFilterFromPointer(ptr unsafe.Pointer) *QMagnetometerFilter
 
 func (ptr *QMagnetometerFilter) DestroyQMagnetometerFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -12967,6 +12978,7 @@ func NewQOrientationFilterFromPointer(ptr unsafe.Pointer) *QOrientationFilter {
 
 func (ptr *QOrientationFilter) DestroyQOrientationFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -13539,7 +13551,7 @@ func (ptr *QOrientationSensor) Reading() *QOrientationReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQOrientationReadingFromPointer(C.QOrientationSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -13551,7 +13563,7 @@ func NewQOrientationSensor(parent core.QObject_ITF) *QOrientationSensor {
 
 	var tmpValue = NewQOrientationSensorFromPointer(C.QOrientationSensor_NewQOrientationSensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -14126,6 +14138,7 @@ func NewQPressureFilterFromPointer(ptr unsafe.Pointer) *QPressureFilter {
 
 func (ptr *QPressureFilter) DestroyQPressureFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -14702,7 +14715,7 @@ func (ptr *QPressureSensor) Reading() *QPressureReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQPressureReadingFromPointer(C.QPressureSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -14714,7 +14727,7 @@ func NewQPressureSensor(parent core.QObject_ITF) *QPressureSensor {
 
 	var tmpValue = NewQPressureSensorFromPointer(C.QPressureSensor_NewQPressureSensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -15286,6 +15299,7 @@ func NewQProximityFilterFromPointer(ptr unsafe.Pointer) *QProximityFilter {
 
 func (ptr *QProximityFilter) DestroyQProximityFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -15845,7 +15859,7 @@ func (ptr *QProximitySensor) Reading() *QProximityReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQProximityReadingFromPointer(C.QProximitySensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -15857,7 +15871,7 @@ func NewQProximitySensor(parent core.QObject_ITF) *QProximitySensor {
 
 	var tmpValue = NewQProximitySensorFromPointer(C.QProximitySensor_NewQProximitySensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -16432,6 +16446,7 @@ func NewQRotationFilterFromPointer(ptr unsafe.Pointer) *QRotationFilter {
 
 func (ptr *QRotationFilter) DestroyQRotationFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -17018,7 +17033,7 @@ func (ptr *QRotationSensor) Reading() *QRotationReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQRotationReadingFromPointer(C.QRotationSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -17030,7 +17045,7 @@ func NewQRotationSensor(parent core.QObject_ITF) *QRotationSensor {
 
 	var tmpValue = NewQRotationSensorFromPointer(C.QRotationSensor_NewQRotationSensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -17802,7 +17817,7 @@ func (ptr *QSensor) Reading() *QSensorReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSensorReadingFromPointer(C.QSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -17909,7 +17924,7 @@ func NewQSensor(ty string, parent core.QObject_ITF) *QSensor {
 	defer C.free(unsafe.Pointer(tyC))
 	var tmpValue = NewQSensorFromPointer(C.QSensor_NewQSensor(tyC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -19040,6 +19055,7 @@ func NewQSensorBackendFromPointer(ptr unsafe.Pointer) *QSensorBackend {
 
 func (ptr *QSensorBackend) DestroyQSensorBackend() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -19136,7 +19152,7 @@ func (ptr *QSensorBackend) Reading() *QSensorReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSensorReadingFromPointer(C.QSensorBackend_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -19149,7 +19165,7 @@ func (ptr *QSensorBackend) Sensor() *QSensor {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSensorFromPointer(C.QSensorBackend_Sensor(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -19709,6 +19725,7 @@ func NewQSensorBackendFactoryFromPointer(ptr unsafe.Pointer) *QSensorBackendFact
 
 func (ptr *QSensorBackendFactory) DestroyQSensorBackendFactory() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -19747,7 +19764,7 @@ func (ptr *QSensorBackendFactory) CreateBackend(sensor QSensor_ITF) *QSensorBack
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSensorBackendFromPointer(C.QSensorBackendFactory_CreateBackend(ptr.Pointer(), PointerFromQSensor(sensor)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -19794,6 +19811,7 @@ func NewQSensorChangesInterfaceFromPointer(ptr unsafe.Pointer) *QSensorChangesIn
 
 func (ptr *QSensorChangesInterface) DestroyQSensorChangesInterface() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -19925,7 +19943,7 @@ func (ptr *QSensorFilter) M_sensor() *QSensor {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSensorFromPointer(C.QSensorFilter_M_sensor(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -19985,7 +20003,7 @@ func NewQSensorGesture(ids []string, parent core.QObject_ITF) *QSensorGesture {
 	defer C.free(unsafe.Pointer(idsC))
 	var tmpValue = NewQSensorGestureFromPointer(C.QSensorGesture_NewQSensorGesture(idsC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -20548,7 +20566,7 @@ func NewQSensorGestureManager(parent core.QObject_ITF) *QSensorGestureManager {
 
 	var tmpValue = NewQSensorGestureManagerFromPointer(C.QSensorGestureManager_NewQSensorGestureManager(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -20625,7 +20643,7 @@ func QSensorGestureManager_SensorGestureRecognizer(id string) *QSensorGestureRec
 	defer C.free(unsafe.Pointer(idC))
 	var tmpValue = NewQSensorGestureRecognizerFromPointer(C.QSensorGestureManager_QSensorGestureManager_SensorGestureRecognizer(idC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -20637,7 +20655,7 @@ func (ptr *QSensorGestureManager) SensorGestureRecognizer(id string) *QSensorGes
 	defer C.free(unsafe.Pointer(idC))
 	var tmpValue = NewQSensorGestureRecognizerFromPointer(C.QSensorGestureManager_QSensorGestureManager_SensorGestureRecognizer(idC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -21234,7 +21252,7 @@ func NewQSensorGestureRecognizer(parent core.QObject_ITF) *QSensorGestureRecogni
 
 	var tmpValue = NewQSensorGestureRecognizerFromPointer(C.QSensorGestureRecognizer_NewQSensorGestureRecognizer(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -21971,7 +21989,7 @@ func QSensorManager_CreateBackend(sensor QSensor_ITF) *QSensorBackend {
 
 	var tmpValue = NewQSensorBackendFromPointer(C.QSensorManager_QSensorManager_CreateBackend(PointerFromQSensor(sensor)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -21981,7 +21999,7 @@ func (ptr *QSensorManager) CreateBackend(sensor QSensor_ITF) *QSensorBackend {
 
 	var tmpValue = NewQSensorBackendFromPointer(C.QSensorManager_QSensorManager_CreateBackend(PointerFromQSensor(sensor)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -22106,6 +22124,7 @@ func NewQSensorPluginInterfaceFromPointer(ptr unsafe.Pointer) *QSensorPluginInte
 
 func (ptr *QSensorPluginInterface) DestroyQSensorPluginInterface() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -22680,6 +22699,7 @@ func NewQTapFilterFromPointer(ptr unsafe.Pointer) *QTapFilter {
 
 func (ptr *QTapFilter) DestroyQTapFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -23275,7 +23295,7 @@ func (ptr *QTapSensor) Reading() *QTapReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTapReadingFromPointer(C.QTapSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -23304,7 +23324,7 @@ func NewQTapSensor(parent core.QObject_ITF) *QTapSensor {
 
 	var tmpValue = NewQTapSensorFromPointer(C.QTapSensor_NewQTapSensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -23915,6 +23935,7 @@ func NewQTiltFilterFromPointer(ptr unsafe.Pointer) *QTiltFilter {
 
 func (ptr *QTiltFilter) DestroyQTiltFilter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -24490,7 +24511,7 @@ func NewQTiltSensor(parent core.QObject_ITF) *QTiltSensor {
 
 	var tmpValue = NewQTiltSensorFromPointer(C.QTiltSensor_NewQTiltSensor(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -24501,7 +24522,7 @@ func (ptr *QTiltSensor) Reading() *QTiltReading {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQTiltReadingFromPointer(C.QTiltSensor_Reading(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

serialbus/serialbus.go

@@ -69,7 +69,7 @@ func (ptr *QCanBus) CreateDevice(plugin string, interfaceName string) *QCanBusDe
 		defer C.free(unsafe.Pointer(interfaceNameC))
 		var tmpValue = NewQCanBusDeviceFromPointer(C.QCanBus_CreateDevice(ptr.Pointer(), pluginC, interfaceNameC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -81,7 +81,7 @@ func QCanBus_Instance() *QCanBus {
 
 	var tmpValue = NewQCanBusFromPointer(C.QCanBus_QCanBus_Instance())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -91,7 +91,7 @@ func (ptr *QCanBus) Instance() *QCanBus {
 
 	var tmpValue = NewQCanBusFromPointer(C.QCanBus_QCanBus_Instance())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -585,6 +585,7 @@ func NewQCanBusDeviceFromPointer(ptr unsafe.Pointer) *QCanBusDevice {
 
 func (ptr *QCanBusDevice) DestroyQCanBusDevice() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -611,7 +612,7 @@ func NewQCanBusDevice(parent core.QObject_ITF) *QCanBusDevice {
 
 	var tmpValue = NewQCanBusDeviceFromPointer(C.QCanBusDevice_NewQCanBusDevice(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1500,6 +1501,7 @@ func NewQCanBusFactoryFromPointer(ptr unsafe.Pointer) *QCanBusFactory {
 
 func (ptr *QCanBusFactory) DestroyQCanBusFactory() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -1540,7 +1542,7 @@ func (ptr *QCanBusFactory) CreateDevice(interfaceName string) *QCanBusDevice {
 		defer C.free(unsafe.Pointer(interfaceNameC))
 		var tmpValue = NewQCanBusDeviceFromPointer(C.QCanBusFactory_CreateDevice(ptr.Pointer(), interfaceNameC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1774,6 +1776,7 @@ func NewQModbusClientFromPointer(ptr unsafe.Pointer) *QModbusClient {
 
 func (ptr *QModbusClient) DestroyQModbusClient() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -1791,7 +1794,7 @@ func NewQModbusClient(parent core.QObject_ITF) *QModbusClient {
 
 	var tmpValue = NewQModbusClientFromPointer(C.QModbusClient_NewQModbusClient(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -1811,7 +1814,7 @@ func (ptr *QModbusClient) SendRawRequest(request QModbusRequest_ITF, serverAddre
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQModbusReplyFromPointer(C.QModbusClient_SendRawRequest(ptr.Pointer(), PointerFromQModbusRequest(request), C.int(int32(serverAddress))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1824,7 +1827,7 @@ func (ptr *QModbusClient) SendReadRequest(read QModbusDataUnit_ITF, serverAddres
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQModbusReplyFromPointer(C.QModbusClient_SendReadRequest(ptr.Pointer(), PointerFromQModbusDataUnit(read), C.int(int32(serverAddress))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1837,7 +1840,7 @@ func (ptr *QModbusClient) SendReadWriteRequest(read QModbusDataUnit_ITF, write Q
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQModbusReplyFromPointer(C.QModbusClient_SendReadWriteRequest(ptr.Pointer(), PointerFromQModbusDataUnit(read), PointerFromQModbusDataUnit(write), C.int(int32(serverAddress))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1850,7 +1853,7 @@ func (ptr *QModbusClient) SendWriteRequest(write QModbusDataUnit_ITF, serverAddr
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQModbusReplyFromPointer(C.QModbusClient_SendWriteRequest(ptr.Pointer(), PointerFromQModbusDataUnit(write), C.int(int32(serverAddress))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2730,7 +2733,7 @@ func NewQModbusDevice(parent core.QObject_ITF) *QModbusDevice {
 
 	var tmpValue = NewQModbusDeviceFromPointer(C.QModbusDevice_NewQModbusDevice(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3580,6 +3583,7 @@ func NewQModbusExceptionResponseFromPointer(ptr unsafe.Pointer) *QModbusExceptio
 
 func (ptr *QModbusExceptionResponse) DestroyQModbusExceptionResponse() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -3944,6 +3948,7 @@ func NewQModbusReplyFromPointer(ptr unsafe.Pointer) *QModbusReply {
 
 func (ptr *QModbusReply) DestroyQModbusReply() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -3952,7 +3957,7 @@ func NewQModbusReply(ty QModbusReply__ReplyType, serverAddress int, parent core.
 
 	var tmpValue = NewQModbusReplyFromPointer(C.QModbusReply_NewQModbusReply(C.longlong(ty), C.int(int32(serverAddress)), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4816,7 +4821,7 @@ func NewQModbusRtuSerialMaster(parent core.QObject_ITF) *QModbusRtuSerialMaster
 
 	var tmpValue = NewQModbusRtuSerialMasterFromPointer(C.QModbusRtuSerialMaster_NewQModbusRtuSerialMaster(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5480,7 +5485,7 @@ func NewQModbusRtuSerialSlave(parent core.QObject_ITF) *QModbusRtuSerialSlave {
 
 	var tmpValue = NewQModbusRtuSerialSlaveFromPointer(C.QModbusRtuSerialSlave_NewQModbusRtuSerialSlave(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6342,6 +6347,7 @@ func NewQModbusServerFromPointer(ptr unsafe.Pointer) *QModbusServer {
 
 func (ptr *QModbusServer) DestroyQModbusServer() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -6350,7 +6356,7 @@ func NewQModbusServer(parent core.QObject_ITF) *QModbusServer {
 
 	var tmpValue = NewQModbusServerFromPointer(C.QModbusServer_NewQModbusServer(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -7263,7 +7269,7 @@ func NewQModbusTcpClient(parent core.QObject_ITF) *QModbusTcpClient {
 
 	var tmpValue = NewQModbusTcpClientFromPointer(C.QModbusTcpClient_NewQModbusTcpClient(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -7919,7 +7925,7 @@ func NewQModbusTcpServer(parent core.QObject_ITF) *QModbusTcpServer {
 
 	var tmpValue = NewQModbusTcpServerFromPointer(C.QModbusTcpServer_NewQModbusTcpServer(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

serialport/serialport.go

@@ -322,7 +322,7 @@ func NewQSerialPort(parent core.QObject_ITF) *QSerialPort {
 
 	var tmpValue = NewQSerialPortFromPointer(C.QSerialPort_NewQSerialPort(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -332,7 +332,7 @@ func NewQSerialPort3(serialPortInfo QSerialPortInfo_ITF, parent core.QObject_ITF
 
 	var tmpValue = NewQSerialPortFromPointer(C.QSerialPort_NewQSerialPort3(PointerFromQSerialPortInfo(serialPortInfo), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -344,7 +344,7 @@ func NewQSerialPort2(name string, parent core.QObject_ITF) *QSerialPort {
 	defer C.free(unsafe.Pointer(nameC))
 	var tmpValue = NewQSerialPortFromPointer(C.QSerialPort_NewQSerialPort2(nameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

sql/sql.go

@@ -249,7 +249,7 @@ func (ptr *QSqlDatabase) Driver() *QSqlDriver {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSqlDriverFromPointer(C.QSqlDatabase_Driver(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -664,7 +664,7 @@ func NewQSqlDriver(parent core.QObject_ITF) *QSqlDriver {
 
 	var tmpValue = NewQSqlDriverFromPointer(C.QSqlDriver_NewQSqlDriver(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2284,6 +2284,7 @@ func NewQSqlDriverCreatorFromPointer(ptr unsafe.Pointer) *QSqlDriverCreator {
 
 func (ptr *QSqlDriverCreator) DestroyQSqlDriverCreator() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -2360,7 +2361,7 @@ func (ptr *QSqlDriverCreatorBase) CreateObject() *QSqlDriver {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSqlDriverFromPointer(C.QSqlDriverCreatorBase_CreateObject(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2420,7 +2421,7 @@ func NewQSqlDriverPlugin(parent core.QObject_ITF) *QSqlDriverPlugin {
 
 	var tmpValue = NewQSqlDriverPluginFromPointer(C.QSqlDriverPlugin_NewQSqlDriverPlugin(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2462,7 +2463,7 @@ func (ptr *QSqlDriverPlugin) Create(key string) *QSqlDriver {
 		defer C.free(unsafe.Pointer(keyC))
 		var tmpValue = NewQSqlDriverFromPointer(C.QSqlDriverPlugin_Create(ptr.Pointer(), keyC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3547,7 +3548,7 @@ func (ptr *QSqlQuery) Driver() *QSqlDriver {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSqlDriverFromPointer(C.QSqlQuery_Driver(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3883,7 +3884,7 @@ func NewQSqlQueryModel(parent core.QObject_ITF) *QSqlQueryModel {
 
 	var tmpValue = NewQSqlQueryModelFromPointer(C.QSqlQueryModel_NewQSqlQueryModel(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6064,7 +6065,7 @@ func (ptr *QSqlRelationalDelegate) CreateEditor(parent widgets.QWidget_ITF, opti
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QSqlRelationalDelegate_CreateEditor(ptr.Pointer(), widgets.PointerFromQWidget(parent), widgets.PointerFromQStyleOptionViewItem(option), core.PointerFromQModelIndex(index)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6139,7 +6140,7 @@ func NewQSqlRelationalTableModel(parent core.QObject_ITF, db QSqlDatabase_ITF) *
 
 	var tmpValue = NewQSqlRelationalTableModelFromPointer(C.QSqlRelationalTableModel_NewQSqlRelationalTableModel(core.PointerFromQObject(parent), PointerFromQSqlDatabase(db)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -6329,7 +6330,7 @@ func (ptr *QSqlRelationalTableModel) RelationModel(column int) *QSqlTableModel {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSqlTableModelFromPointer(C.QSqlRelationalTableModel_RelationModel(ptr.Pointer(), C.int(int32(column))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6342,7 +6343,7 @@ func (ptr *QSqlRelationalTableModel) RelationModelDefault(column int) *QSqlTable
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSqlTableModelFromPointer(C.QSqlRelationalTableModel_RelationModelDefault(ptr.Pointer(), C.int(int32(column))))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8436,7 +8437,7 @@ func (ptr *QSqlResult) Driver() *QSqlDriver {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSqlDriverFromPointer(C.QSqlResult_Driver(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -9525,7 +9526,7 @@ func NewQSqlTableModel(parent core.QObject_ITF, db QSqlDatabase_ITF) *QSqlTableM
 
 	var tmpValue = NewQSqlTableModelFromPointer(C.QSqlTableModel_NewQSqlTableModel(core.PointerFromQObject(parent), PointerFromQSqlDatabase(db)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

svg/svg.go

@@ -58,6 +58,7 @@ func NewQGraphicsSvgItemFromPointer(ptr unsafe.Pointer) *QGraphicsSvgItem {
 
 func (ptr *QGraphicsSvgItem) DestroyQGraphicsSvgItem() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -66,7 +67,7 @@ func NewQGraphicsSvgItem(parent widgets.QGraphicsItem_ITF) *QGraphicsSvgItem {
 
 	var tmpValue = NewQGraphicsSvgItemFromPointer(C.QGraphicsSvgItem_NewQGraphicsSvgItem(widgets.PointerFromQGraphicsItem(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -78,7 +79,7 @@ func NewQGraphicsSvgItem2(fileName string, parent widgets.QGraphicsItem_ITF) *QG
 	defer C.free(unsafe.Pointer(fileNameC))
 	var tmpValue = NewQGraphicsSvgItemFromPointer(C.QGraphicsSvgItem_NewQGraphicsSvgItem2(fileNameC, widgets.PointerFromQGraphicsItem(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -205,7 +206,7 @@ func (ptr *QGraphicsSvgItem) Renderer() *QSvgRenderer {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSvgRendererFromPointer(C.QGraphicsSvgItem_Renderer(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2101,7 +2102,7 @@ func (ptr *QSvgGenerator) OutputDevice() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QSvgGenerator_OutputDevice(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2351,7 +2352,7 @@ func NewQSvgRenderer(parent core.QObject_ITF) *QSvgRenderer {
 
 	var tmpValue = NewQSvgRendererFromPointer(C.QSvgRenderer_NewQSvgRenderer(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2361,7 +2362,7 @@ func NewQSvgRenderer4(contents core.QXmlStreamReader_ITF, parent core.QObject_IT
 
 	var tmpValue = NewQSvgRendererFromPointer(C.QSvgRenderer_NewQSvgRenderer4(core.PointerFromQXmlStreamReader(contents), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2373,7 +2374,7 @@ func NewQSvgRenderer3(contents string, parent core.QObject_ITF) *QSvgRenderer {
 	defer C.free(unsafe.Pointer(contentsC))
 	var tmpValue = NewQSvgRendererFromPointer(C.QSvgRenderer_NewQSvgRenderer3(contentsC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2385,7 +2386,7 @@ func NewQSvgRenderer2(filename string, parent core.QObject_ITF) *QSvgRenderer {
 	defer C.free(unsafe.Pointer(filenameC))
 	var tmpValue = NewQSvgRendererFromPointer(C.QSvgRenderer_NewQSvgRenderer2(filenameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3186,7 +3187,7 @@ func NewQSvgWidget(parent widgets.QWidget_ITF) *QSvgWidget {
 
 	var tmpValue = NewQSvgWidgetFromPointer(C.QSvgWidget_NewQSvgWidget(widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3198,7 +3199,7 @@ func NewQSvgWidget2(file string, parent widgets.QWidget_ITF) *QSvgWidget {
 	defer C.free(unsafe.Pointer(fileC))
 	var tmpValue = NewQSvgWidgetFromPointer(C.QSvgWidget_NewQSvgWidget2(fileC, widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3293,7 +3294,7 @@ func (ptr *QSvgWidget) Renderer() *QSvgRenderer {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQSvgRendererFromPointer(C.QSvgWidget_Renderer(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

testlib/testlib.go

@@ -69,7 +69,7 @@ func NewQSignalSpy(object core.QObject_ITF, sign string) *QSignalSpy {
 	defer C.free(unsafe.Pointer(signC))
 	var tmpValue = NewQSignalSpyFromPointer(C.QSignalSpy_NewQSignalSpy(core.PointerFromQObject(object), signC))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

uitools/uitools.go

@@ -59,7 +59,7 @@ func NewQUiLoader(parent core.QObject_ITF) *QUiLoader {
 
 	var tmpValue = NewQUiLoaderFromPointer(C.QUiLoader_NewQUiLoader(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -137,7 +137,7 @@ func (ptr *QUiLoader) CreateAction(parent core.QObject_ITF, name string) *widget
 		defer C.free(unsafe.Pointer(nameC))
 		var tmpValue = widgets.NewQActionFromPointer(C.QUiLoader_CreateAction(ptr.Pointer(), core.PointerFromQObject(parent), nameC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -152,7 +152,7 @@ func (ptr *QUiLoader) CreateActionDefault(parent core.QObject_ITF, name string)
 		defer C.free(unsafe.Pointer(nameC))
 		var tmpValue = widgets.NewQActionFromPointer(C.QUiLoader_CreateActionDefault(ptr.Pointer(), core.PointerFromQObject(parent), nameC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -196,7 +196,7 @@ func (ptr *QUiLoader) CreateActionGroup(parent core.QObject_ITF, name string) *w
 		defer C.free(unsafe.Pointer(nameC))
 		var tmpValue = widgets.NewQActionGroupFromPointer(C.QUiLoader_CreateActionGroup(ptr.Pointer(), core.PointerFromQObject(parent), nameC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -211,7 +211,7 @@ func (ptr *QUiLoader) CreateActionGroupDefault(parent core.QObject_ITF, name str
 		defer C.free(unsafe.Pointer(nameC))
 		var tmpValue = widgets.NewQActionGroupFromPointer(C.QUiLoader_CreateActionGroupDefault(ptr.Pointer(), core.PointerFromQObject(parent), nameC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -257,7 +257,7 @@ func (ptr *QUiLoader) CreateLayout(className string, parent core.QObject_ITF, na
 		defer C.free(unsafe.Pointer(nameC))
 		var tmpValue = widgets.NewQLayoutFromPointer(C.QUiLoader_CreateLayout(ptr.Pointer(), classNameC, core.PointerFromQObject(parent), nameC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -274,7 +274,7 @@ func (ptr *QUiLoader) CreateLayoutDefault(className string, parent core.QObject_
 		defer C.free(unsafe.Pointer(nameC))
 		var tmpValue = widgets.NewQLayoutFromPointer(C.QUiLoader_CreateLayoutDefault(ptr.Pointer(), classNameC, core.PointerFromQObject(parent), nameC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -320,7 +320,7 @@ func (ptr *QUiLoader) CreateWidget(className string, parent widgets.QWidget_ITF,
 		defer C.free(unsafe.Pointer(nameC))
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QUiLoader_CreateWidget(ptr.Pointer(), classNameC, widgets.PointerFromQWidget(parent), nameC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -337,7 +337,7 @@ func (ptr *QUiLoader) CreateWidgetDefault(className string, parent widgets.QWidg
 		defer C.free(unsafe.Pointer(nameC))
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QUiLoader_CreateWidgetDefault(ptr.Pointer(), classNameC, widgets.PointerFromQWidget(parent), nameC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -368,7 +368,7 @@ func (ptr *QUiLoader) Load(device core.QIODevice_ITF, parentWidget widgets.QWidg
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QUiLoader_Load(ptr.Pointer(), core.PointerFromQIODevice(device), widgets.PointerFromQWidget(parentWidget)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

webchannel/webchannel.go

@@ -73,7 +73,7 @@ func NewQWebChannel(parent core.QObject_ITF) *QWebChannel {
 
 	var tmpValue = NewQWebChannelFromPointer(C.QWebChannel_NewQWebChannel(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -672,7 +672,7 @@ func NewQWebChannelAbstractTransport(parent core.QObject_ITF) *QWebChannelAbstra
 
 	var tmpValue = NewQWebChannelAbstractTransportFromPointer(C.QWebChannelAbstractTransport_NewQWebChannelAbstractTransport(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }

webengine/webengine.go

@@ -79,6 +79,7 @@ func NewQQuickWebEngineProfileFromPointer(ptr unsafe.Pointer) *QQuickWebEnginePr
 
 func (ptr *QQuickWebEngineProfile) DestroyQQuickWebEngineProfile() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -250,7 +251,7 @@ func NewQQuickWebEngineProfile(parent core.QObject_ITF) *QQuickWebEngineProfile
 
 	var tmpValue = NewQQuickWebEngineProfileFromPointer(C.QQuickWebEngineProfile_NewQQuickWebEngineProfile(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -305,7 +306,7 @@ func (ptr *QQuickWebEngineProfile) CookieStore() *QWebEngineCookieStore {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWebEngineCookieStoreFromPointer(C.QQuickWebEngineProfile_CookieStore(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -317,7 +318,7 @@ func QQuickWebEngineProfile_DefaultProfile() *QQuickWebEngineProfile {
 
 	var tmpValue = NewQQuickWebEngineProfileFromPointer(C.QQuickWebEngineProfile_QQuickWebEngineProfile_DefaultProfile())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -327,7 +328,7 @@ func (ptr *QQuickWebEngineProfile) DefaultProfile() *QQuickWebEngineProfile {
 
 	var tmpValue = NewQQuickWebEngineProfileFromPointer(C.QQuickWebEngineProfile_QQuickWebEngineProfile_DefaultProfile())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -672,7 +673,7 @@ func (ptr *QQuickWebEngineProfile) UrlSchemeHandler(scheme string) *QWebEngineUr
 		defer C.free(unsafe.Pointer(schemeC))
 		var tmpValue = NewQWebEngineUrlSchemeHandlerFromPointer(C.QQuickWebEngineProfile_UrlSchemeHandler(ptr.Pointer(), schemeC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -1985,6 +1986,7 @@ func NewQWebEngineDownloadItemFromPointer(ptr unsafe.Pointer) *QWebEngineDownloa
 
 func (ptr *QWebEngineDownloadItem) DestroyQWebEngineDownloadItem() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -3200,7 +3202,7 @@ func NewQWebEnginePage(parent core.QObject_ITF) *QWebEnginePage {
 
 	var tmpValue = NewQWebEnginePageFromPointer(C.QWebEnginePage_NewQWebEnginePage(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -3258,7 +3260,7 @@ func (ptr *QWebEnginePage) Action(action QWebEnginePage__WebAction) *widgets.QAc
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQActionFromPointer(C.QWebEnginePage_Action(ptr.Pointer(), C.longlong(action)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3395,7 +3397,7 @@ func (ptr *QWebEnginePage) CreateStandardContextMenu() *widgets.QMenu {
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQMenuFromPointer(C.QWebEnginePage_CreateStandardContextMenu(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3437,7 +3439,7 @@ func (ptr *QWebEnginePage) CreateWindow(ty QWebEnginePage__WebWindowType) *QWebE
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWebEnginePageFromPointer(C.QWebEnginePage_CreateWindow(ptr.Pointer(), C.longlong(ty)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3450,7 +3452,7 @@ func (ptr *QWebEnginePage) CreateWindowDefault(ty QWebEnginePage__WebWindowType)
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWebEnginePageFromPointer(C.QWebEnginePage_CreateWindowDefault(ptr.Pointer(), C.longlong(ty)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3936,7 +3938,7 @@ func (ptr *QWebEnginePage) View() *widgets.QWidget {
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQWidgetFromPointer(C.QWebEnginePage_View(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3967,7 +3969,7 @@ func NewQWebEnginePage2(profile QWebEngineProfile_ITF, parent core.QObject_ITF)
 
 	var tmpValue = NewQWebEnginePageFromPointer(C.QWebEnginePage_NewQWebEnginePage2(PointerFromQWebEngineProfile(profile), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -4488,7 +4490,7 @@ func (ptr *QWebEnginePage) Profile() *QWebEngineProfile {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWebEngineProfileFromPointer(C.QWebEnginePage_Profile(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4773,7 +4775,7 @@ func (ptr *QWebEnginePage) WebChannel() *webchannel.QWebChannel {
 	if ptr.Pointer() != nil {
 		var tmpValue = webchannel.NewQWebChannelFromPointer(C.QWebEnginePage_WebChannel(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5243,6 +5245,7 @@ func NewQWebEngineProfileFromPointer(ptr unsafe.Pointer) *QWebEngineProfile {
 
 func (ptr *QWebEngineProfile) DestroyQWebEngineProfile() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -5251,7 +5254,7 @@ func NewQWebEngineProfile(parent core.QObject_ITF) *QWebEngineProfile {
 
 	var tmpValue = NewQWebEngineProfileFromPointer(C.QWebEngineProfile_NewQWebEngineProfile(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5263,7 +5266,7 @@ func NewQWebEngineProfile2(storageName string, parent core.QObject_ITF) *QWebEng
 	defer C.free(unsafe.Pointer(storageNameC))
 	var tmpValue = NewQWebEngineProfileFromPointer(C.QWebEngineProfile_NewQWebEngineProfile2(storageNameC, core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5299,7 +5302,7 @@ func (ptr *QWebEngineProfile) CookieStore() *QWebEngineCookieStore {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWebEngineCookieStoreFromPointer(C.QWebEngineProfile_CookieStore(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -5311,7 +5314,7 @@ func QWebEngineProfile_DefaultProfile() *QWebEngineProfile {
 
 	var tmpValue = NewQWebEngineProfileFromPointer(C.QWebEngineProfile_QWebEngineProfile_DefaultProfile())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5321,7 +5324,7 @@ func (ptr *QWebEngineProfile) DefaultProfile() *QWebEngineProfile {
 
 	var tmpValue = NewQWebEngineProfileFromPointer(C.QWebEngineProfile_QWebEngineProfile_DefaultProfile())
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -5568,7 +5571,7 @@ func (ptr *QWebEngineProfile) UrlSchemeHandler(scheme string) *QWebEngineUrlSche
 		defer C.free(unsafe.Pointer(schemeC))
 		var tmpValue = NewQWebEngineUrlSchemeHandlerFromPointer(C.QWebEngineProfile_UrlSchemeHandler(ptr.Pointer(), schemeC))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -6715,6 +6718,7 @@ func NewQWebEngineUrlRequestInterceptorFromPointer(ptr unsafe.Pointer) *QWebEngi
 
 func (ptr *QWebEngineUrlRequestInterceptor) DestroyQWebEngineUrlRequestInterceptor() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -7691,7 +7695,7 @@ func NewQWebEngineUrlSchemeHandler(parent core.QObject_ITF) *QWebEngineUrlScheme
 
 	var tmpValue = NewQWebEngineUrlSchemeHandlerFromPointer(C.QWebEngineUrlSchemeHandler_NewQWebEngineUrlSchemeHandler(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -8200,7 +8204,7 @@ func NewQWebEngineView(parent widgets.QWidget_ITF) *QWebEngineView {
 
 	var tmpValue = NewQWebEngineViewFromPointer(C.QWebEngineView_NewQWebEngineView(widgets.PointerFromQWidget(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -8276,7 +8280,7 @@ func (ptr *QWebEngineView) CreateWindow(ty QWebEnginePage__WebWindowType) *QWebE
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWebEngineViewFromPointer(C.QWebEngineView_CreateWindow(ptr.Pointer(), C.longlong(ty)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8289,7 +8293,7 @@ func (ptr *QWebEngineView) CreateWindowDefault(ty QWebEnginePage__WebWindowType)
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWebEngineViewFromPointer(C.QWebEngineView_CreateWindowDefault(ptr.Pointer(), C.longlong(ty)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8386,7 +8390,7 @@ func (ptr *QWebEngineView) Page() *QWebEnginePage {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWebEnginePageFromPointer(C.QWebEngineView_Page(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -8399,7 +8403,7 @@ func (ptr *QWebEngineView) PageAction(action QWebEnginePage__WebAction) *widgets
 	if ptr.Pointer() != nil {
 		var tmpValue = widgets.NewQActionFromPointer(C.QWebEngineView_PageAction(ptr.Pointer(), C.longlong(action)))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

websockets/websockets.go

@@ -59,7 +59,7 @@ func NewQMaskGenerator(parent core.QObject_ITF) *QMaskGenerator {
 
 	var tmpValue = NewQMaskGeneratorFromPointer(C.QMaskGenerator_NewQMaskGenerator(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -974,7 +974,7 @@ func (ptr *QWebSocket) MaskGenerator() *QMaskGenerator {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQMaskGeneratorFromPointer(C.QWebSocket_MaskGenerator(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2085,7 +2085,7 @@ func NewQWebSocketServer(serverName string, secureMode QWebSocketServer__SslMode
 	defer C.free(unsafe.Pointer(serverNameC))
 	var tmpValue = NewQWebSocketServerFromPointer(C.QWebSocketServer_NewQWebSocketServer(serverNameC, C.longlong(secureMode), core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2286,7 +2286,7 @@ func (ptr *QWebSocketServer) NextPendingConnection() *QWebSocket {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWebSocketFromPointer(C.QWebSocketServer_NextPendingConnection(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -2299,7 +2299,7 @@ func (ptr *QWebSocketServer) NextPendingConnectionDefault() *QWebSocket {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQWebSocketFromPointer(C.QWebSocketServer_NextPendingConnectionDefault(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}

xmlpatterns/xmlpatterns.go

@@ -523,7 +523,7 @@ func NewQAbstractUriResolver(parent core.QObject_ITF) *QAbstractUriResolver {
 
 	var tmpValue = NewQAbstractUriResolverFromPointer(C.QAbstractUriResolver_NewQAbstractUriResolver(core.PointerFromQObject(parent)))
 	if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-		tmpValue.ConnectDestroyed(func(*core.QObject) {})
+		tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 	}
 	return tmpValue
 }
@@ -2644,6 +2644,7 @@ func NewQXmlFormatterFromPointer(ptr unsafe.Pointer) *QXmlFormatter {
 
 func (ptr *QXmlFormatter) DestroyQXmlFormatter() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -3858,7 +3859,7 @@ func (ptr *QXmlQuery) MessageHandler() *QAbstractMessageHandler {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAbstractMessageHandlerFromPointer(C.QXmlQuery_MessageHandler(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -3882,7 +3883,7 @@ func (ptr *QXmlQuery) NetworkAccessManager() *network.QNetworkAccessManager {
 	if ptr.Pointer() != nil {
 		var tmpValue = network.NewQNetworkAccessManagerFromPointer(C.QXmlQuery_NetworkAccessManager(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4009,7 +4010,7 @@ func (ptr *QXmlQuery) UriResolver() *QAbstractUriResolver {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAbstractUriResolverFromPointer(C.QXmlQuery_UriResolver(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4219,7 +4220,7 @@ func (ptr *QXmlSchema) MessageHandler() *QAbstractMessageHandler {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAbstractMessageHandlerFromPointer(C.QXmlSchema_MessageHandler(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4243,7 +4244,7 @@ func (ptr *QXmlSchema) NetworkAccessManager() *network.QNetworkAccessManager {
 	if ptr.Pointer() != nil {
 		var tmpValue = network.NewQNetworkAccessManagerFromPointer(C.QXmlSchema_NetworkAccessManager(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4280,7 +4281,7 @@ func (ptr *QXmlSchema) UriResolver() *QAbstractUriResolver {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAbstractUriResolverFromPointer(C.QXmlSchema_UriResolver(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4355,7 +4356,7 @@ func (ptr *QXmlSchemaValidator) MessageHandler() *QAbstractMessageHandler {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAbstractMessageHandlerFromPointer(C.QXmlSchemaValidator_MessageHandler(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4379,7 +4380,7 @@ func (ptr *QXmlSchemaValidator) NetworkAccessManager() *network.QNetworkAccessMa
 	if ptr.Pointer() != nil {
 		var tmpValue = network.NewQNetworkAccessManagerFromPointer(C.QXmlSchemaValidator_NetworkAccessManager(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4435,7 +4436,7 @@ func (ptr *QXmlSchemaValidator) UriResolver() *QAbstractUriResolver {
 	if ptr.Pointer() != nil {
 		var tmpValue = NewQAbstractUriResolverFromPointer(C.QXmlSchemaValidator_UriResolver(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}
@@ -4521,6 +4522,7 @@ func NewQXmlSerializerFromPointer(ptr unsafe.Pointer) *QXmlSerializer {
 
 func (ptr *QXmlSerializer) DestroyQXmlSerializer() {
 	C.free(ptr.Pointer())
+	qt.DisconnectAllSignals(fmt.Sprint(ptr.Pointer()))
 	ptr.SetPointer(nil)
 }
 
@@ -4911,7 +4913,7 @@ func (ptr *QXmlSerializer) OutputDevice() *core.QIODevice {
 	if ptr.Pointer() != nil {
 		var tmpValue = core.NewQIODeviceFromPointer(C.QXmlSerializer_OutputDevice(ptr.Pointer()))
 		if !qt.ExistsSignal(fmt.Sprint(tmpValue.Pointer()), "QObject::destroyed") {
-			tmpValue.ConnectDestroyed(func(*core.QObject) {})
+			tmpValue.ConnectDestroyed(func(*core.QObject) { tmpValue.SetPointer(nil) })
 		}
 		return tmpValue
 	}