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-rw-r--r--src/gui/kernel/qwindowsysteminterface.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gui/kernel/qwindowsysteminterface.cpp b/src/gui/kernel/qwindowsysteminterface.cpp
index 67e1283462..5b32405f5e 100644
--- a/src/gui/kernel/qwindowsysteminterface.cpp
+++ b/src/gui/kernel/qwindowsysteminterface.cpp
@@ -394,6 +394,9 @@ QT_DEFINE_QPA_EVENT_HANDLER(void, handleMouseEvent, QWindow *window, ulong times
Qt::MouseButton button, QEvent::Type type, Qt::KeyboardModifiers mods,
Qt::MouseEventSource source)
{
+ Q_ASSERT_X(type != QEvent::MouseButtonDblClick && type != QEvent::NonClientAreaMouseButtonDblClick,
+ "QWindowSystemInterface::handleMouseEvent",
+ "QTBUG-71263: Native double clicks are not implemented.");
auto localPos = QHighDpi::fromNativeLocalPosition(local, window);
auto globalPos = QHighDpi::fromNativePixels(global, window);