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input: don't crash if the internal handle is nullptr

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Pointer focus can stay on a closed tooltip while focus updates are blocked,
so this needs to be checked for

BUG: 471285
This commit is contained in:
Xaver Hugl 2023-06-21 12:39:15 +02:00
parent 3698127bc6
commit 4d9a0d2306
1 changed files with 4 additions and 0 deletions
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4
src/input.cpp
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@ -1195,6 +1195,10 @@ class InternalWindowEventFilter : public InputEventFilter
return false;
}
QWindow *internal = static_cast<InternalWindow *>(input()->pointer()->focus())->handle();
if (!internal) {
// the handle can be nullptr if the tooltip gets closed while focus updates are blocked
return false;
}
QMouseEvent mouseEvent(event->type(),
event->pos() - internal->position(),
event->globalPosition(),