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| author | J-P Nurmi <jpnurmi@gmail.com> | 2009-10-20 15:03:10 (GMT) |
|---|---|---|
| committer | Andreas Aardal Hanssen <andreas.aardal.hanssen@nokia.com> | 2009-11-03 08:34:52 (GMT) |
| commit | e7a10b00be3e4aa197900ecf424e6d44b07248ae (patch) | |
| tree | 0dfd8694cb81a7a9e22fcbb339cb2e7fe08a0ef5 /src/gui/graphicsview | |
| parent | 11dea4a8b227801c110f791f350632bf6f0c958d (diff) | |
| download | Qt-e7a10b00be3e4aa197900ecf424e6d44b07248ae.zip Qt-e7a10b00be3e4aa197900ecf424e6d44b07248ae.tar.gz Qt-e7a10b00be3e4aa197900ecf424e6d44b07248ae.tar.bz2 | |
Fixed QGraphicsScene::clear() not to crash if related top level items
happen to delete each others.
Merge-Request: 1863
Reviewed-by: Andreas
Reviewed-by: Olivier
Diffstat (limited to 'src/gui/graphicsview')
| -rw-r--r-- | src/gui/graphicsview/qgraphicsscene.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp index a62e486..a4965e4 100644 --- a/src/gui/graphicsview/qgraphicsscene.cpp +++ b/src/gui/graphicsview/qgraphicsscene.cpp @@ -2292,8 +2292,9 @@ void QGraphicsScene::clear() // NB! We have to clear the index before deleting items; otherwise the // index might try to access dangling item pointers. d->index->clear(); - const QList<QGraphicsItem *> items = d->topLevelItems; - qDeleteAll(items); + // NB! QGraphicsScenePrivate::unregisterTopLevelItem() removes items + while (!d->topLevelItems.isEmpty()) + delete d->topLevelItems.first(); Q_ASSERT(d->topLevelItems.isEmpty()); d->lastItemCount = 0; d->allItemsIgnoreHoverEvents = true; |