6 files changed, 25 insertions, 0 deletions
diff --git a/src/gui/kernel/qguiapplication.cpp b/src/gui/kernel/qguiapplication.cpp
index 7218e55627..8e587f6b39 100644
--- a/src/gui/kernel/qguiapplication.cpp
+++ b/src/gui/kernel/qguiapplication.cpp
@@ -1825,7 +1825,11 @@ bool QGuiApplicationPrivate::sendQWindowEventToQPlatformWindow(QWindow *window,
     return platformWindow->windowEvent(event);
 }
 
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+bool QGuiApplicationPrivate::processNativeEvent(QWindow *window, const QByteArray &eventType, void *message, qintptr *result)
+#else
 bool QGuiApplicationPrivate::processNativeEvent(QWindow *window, const QByteArray &eventType, void *message, long *result)
+#endif
 {
     return window->nativeEvent(eventType, message, result);
 }
diff --git a/src/gui/kernel/qguiapplication_p.h b/src/gui/kernel/qguiapplication_p.h
index 65afa5de1b..c9619daa3d 100644
--- a/src/gui/kernel/qguiapplication_p.h
+++ b/src/gui/kernel/qguiapplication_p.h
@@ -172,7 +172,11 @@ public:
                                                Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers);
 #endif
 
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+    static bool processNativeEvent(QWindow *window, const QByteArray &eventType, void *message, qintptr *result);
+#else
     static bool processNativeEvent(QWindow *window, const QByteArray &eventType, void *message, long *result);
+#endif
 
     static bool sendQWindowEventToQPlatformWindow(QWindow *window, QEvent *event);
 
diff --git a/src/gui/kernel/qwindow.cpp b/src/gui/kernel/qwindow.cpp
index 1cc2435239..6e0c2de240 100644
--- a/src/gui/kernel/qwindow.cpp
+++ b/src/gui/kernel/qwindow.cpp
@@ -2523,7 +2523,12 @@ void QWindow::tabletEvent(QTabletEvent *ev)
 
     Should return true only if the event was handled.
 */
+
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+bool QWindow::nativeEvent(const QByteArray &eventType, void *message, qintptr *result)
+#else
 bool QWindow::nativeEvent(const QByteArray &eventType, void *message, long *result)
+#endif
 {
     Q_UNUSED(eventType);
     Q_UNUSED(message);
diff --git a/src/gui/kernel/qwindow.h b/src/gui/kernel/qwindow.h
index 1be3c845fe..5ee1d00f5b 100644
--- a/src/gui/kernel/qwindow.h
+++ b/src/gui/kernel/qwindow.h
@@ -364,7 +364,11 @@ protected:
 #if QT_CONFIG(tabletevent)
     virtual void tabletEvent(QTabletEvent *);
 #endif
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+    virtual bool nativeEvent(const QByteArray &eventType, void *message, qintptr *result);
+#else
     virtual bool nativeEvent(const QByteArray &eventType, void *message, long *result);
+#endif
 
     QWindow(QWindowPrivate &dd, QWindow *parent);
 
diff --git a/src/gui/kernel/qwindowsysteminterface.cpp b/src/gui/kernel/qwindowsysteminterface.cpp
index 7067ece1d8..8e6e3ce618 100644
--- a/src/gui/kernel/qwindowsysteminterface.cpp
+++ b/src/gui/kernel/qwindowsysteminterface.cpp
@@ -863,7 +863,11 @@ QPlatformDropQtResponse QWindowSystemInterface::handleDrop(QWindow *window, cons
     \note This function can only be called from the GUI thread.
 */
 
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+bool QWindowSystemInterface::handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, qintptr *result)
+#else
 bool QWindowSystemInterface::handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, long *result)
+#endif
 {
     return QGuiApplicationPrivate::processNativeEvent(window, eventType, message, result);
 }
diff --git a/src/gui/kernel/qwindowsysteminterface.h b/src/gui/kernel/qwindowsysteminterface.h
index 1dde9130ac..03b3bd16f0 100644
--- a/src/gui/kernel/qwindowsysteminterface.h
+++ b/src/gui/kernel/qwindowsysteminterface.h
@@ -230,7 +230,11 @@ public:
                                               Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers);
 #endif // QT_CONFIG(draganddrop)
 
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+    static bool handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, qintptr *result);
+#else
     static bool handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, long *result);
+#endif
 
     // Changes to the screen
     static void handleScreenOrientationChange(QScreen *screen, Qt::ScreenOrientation newOrientation);