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| author | Tor Arne Vestbø <tor.arne.vestbo@qt.io> | 2016-09-26 16:36:38 +0200 |
|---|---|---|
| committer | Tor Arne Vestbø <tor.arne.vestbo@theqtcompany.com> | 2016-10-06 10:31:29 +0000 |
| commit | 7a7b745917d538e61cb5c9d4da1a53804c4ceade (patch) | |
| tree | 09cbab9e11b74ad6177c02df669f263ba5a9ff1c /src/gui/painting/qbackingstore.cpp | |
| parent | 669add92d9adc15ecfa0b2d62dd90ea9066d401e (diff) | |
Ensure that QBackingStore::flush() is not used across window hierarchies
Change-Id: I0713d7499f32819db4263e36dff58812a9ac763c
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
Diffstat (limited to 'src/gui/painting/qbackingstore.cpp')
| -rw-r--r-- | src/gui/painting/qbackingstore.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gui/painting/qbackingstore.cpp b/src/gui/painting/qbackingstore.cpp index ceaad61e13..53349dcef4 100644 --- a/src/gui/painting/qbackingstore.cpp +++ b/src/gui/painting/qbackingstore.cpp @@ -112,6 +112,8 @@ void QBackingStore::flush(const QRegion ®ion, QWindow *win, const QPoint &off } #endif + Q_ASSERT(win == this->window() || this->window()->isAncestorOf(win, QWindow::ExcludeTransients)); + d_ptr->platformBackingStore->flush(win, QHighDpi::toNativeLocalRegion(region, win), QHighDpi::toNativeLocalPosition(offset, win)); } |