From 9de2ef6f5ab3b21b4e1679e010ee488193cb41e4 Mon Sep 17 00:00:00 2001 From: Friedemann Kleint Date: Tue, 16 Jan 2018 08:23:55 +0100 Subject: QWidget: Fix a crash when platform window creation fails Add a check on the platform window to QWidgetPrivate::create_sys(). Task-number: QTBUG-65783 Change-Id: I077882e1cf22ef49bb6f578f7460493ef48c9627 Reviewed-by: Richard Moe Gustavsen --- src/widgets/kernel/qwidget.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/widgets/kernel/qwidget.cpp b/src/widgets/kernel/qwidget.cpp index b38565493e..1fea3836ec 100644 --- a/src/widgets/kernel/qwidget.cpp +++ b/src/widgets/kernel/qwidget.cpp @@ -1480,7 +1480,8 @@ void QWidgetPrivate::create_sys(WId window, bool initializeWindow, bool destroyO if (q->windowType() != Qt::Desktop || q->testAttribute(Qt::WA_NativeWindow)) { win->create(); // Enable nonclient-area events for QDockWidget and other NonClientArea-mouse event processing. - win->handle()->setFrameStrutEventsEnabled(true); + if (QPlatformWindow *platformWindow = win->handle()) + platformWindow->setFrameStrutEventsEnabled(true); } data.window_flags = win->flags(); -- cgit v1.2.3