macOS: Fix crash when showing parent-less platform menus

Change-Id: I80f02da1621e4088eb040bb16a4db3867b6ad4d7
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
(cherry picked from commit 7886fa8474bb6fc0274ef05f15981bc795125a47)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
This commit is contained in:
Tor Arne Vestbø 2020-12-09 17:43:24 +01:00 committed by Qt Cherry-pick Bot
parent 17ff61e898
commit 1b5455b979

View File

@ -386,7 +386,7 @@ void QCocoaMenu::showPopup(const QWindow *parentWindow, const QRect &targetRect,
QCocoaScreen *cocoaScreen = static_cast<QCocoaScreen *>(screen->handle());
int availableHeight = cocoaScreen->availableGeometry().height();
const QPoint &globalPos = cocoaWindow->mapToGlobal(pos);
const QPoint globalPos = cocoaWindow ? cocoaWindow->mapToGlobal(pos) : pos;
int menuHeight = m_nativeMenu.size.height;
if (globalPos.y() + menuHeight > availableHeight) {
// Maybe we need to fix the vertical popup position but we don't know the
@ -430,7 +430,7 @@ void QCocoaMenu::showPopup(const QWindow *parentWindow, const QRect &targetRect,
// The calls above block, and also swallow any mouse release event,
// so we need to clear any mouse button that triggered the menu popup.
if (!cocoaWindow->isForeignWindow())
if (cocoaWindow && !cocoaWindow->isForeignWindow())
[qnsview_cast(view) resetMouseButtons];
}