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authorLiang Qi <liang.qi@qt.io>2016-10-31 09:26:35 +0100
committerLiang Qi <liang.qi@qt.io>2016-10-31 09:26:35 +0100
commit8e20daae9fee5f3b999daffce0d7156015ee974b (patch)
tree7adcc397fd378cbb97c186ddb78c226b61906583 /src/widgets/widgets
parent5545e5aa6e265469d278e1fb576a737535784422 (diff)
parent694702e09d9b17d91db282784f009178cfb1059b (diff)
Merge remote-tracking branch 'origin/5.6' into 5.7
Conflicts: src/plugins/platforms/minimalegl/qminimaleglintegration.cpp Change-Id: Ia6ab42a6daadbf8abc085c971545904d49ea4b56
Diffstat (limited to 'src/widgets/widgets')
-rw-r--r--src/widgets/widgets/qmainwindow.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/widgets/widgets/qmainwindow.cpp b/src/widgets/widgets/qmainwindow.cpp
index 5f7cfec5af..b8472e025e 100644
--- a/src/widgets/widgets/qmainwindow.cpp
+++ b/src/widgets/widgets/qmainwindow.cpp
@@ -670,8 +670,10 @@ QWidget *QMainWindow::takeCentralWidget()
{
Q_D(QMainWindow);
QWidget *oldcentralwidget = d->layout->centralWidget();
- oldcentralwidget->setParent(0);
- d->layout->setCentralWidget(0);
+ if (oldcentralwidget) {
+ oldcentralwidget->setParent(0);
+ d->layout->setCentralWidget(0);
+ }
return oldcentralwidget;
}