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| author | Slávek Banko <slavek.banko@axis.cz> | 2014-05-20 08:46:19 +0200 |
|---|---|---|
| committer | Slávek Banko <slavek.banko@axis.cz> | 2014-05-20 08:46:19 +0200 |
| commit | 3d29992e94dc1238567be60c761b3be6b36437a7 (patch) | |
| tree | 1a2ea5155e2154af2c2f6aaa233435b3fb62ee07 | |
| parent | 1afc62ef88274fea322f6c53857890fe17c9fdcf (diff) | |
| download | qt3-3d29992e94dc1238567be60c761b3be6b36437a7.tar.gz qt3-3d29992e94dc1238567be60c761b3be6b36437a7.zip | |
Fix crash on populating style data to tabbar without parent
This resolves Bug 1966
| -rw-r--r-- | src/styles/qcommonstyle.cpp | 72 |
1 files changed, 37 insertions, 35 deletions
diff --git a/src/styles/qcommonstyle.cpp b/src/styles/qcommonstyle.cpp index f6319a4..0bad0a5 100644 --- a/src/styles/qcommonstyle.cpp +++ b/src/styles/qcommonstyle.cpp @@ -468,41 +468,43 @@ const QStyleControlElementData &populateControlElementDataFromWidget(const QWidg ceData.tabBarData.identIndexMap[currentTab->identifier()] = tb->indexOf(currentTab->identifier()); } } - updateObjectTypeListIfNeeded(tb->parent()); - if ((const_cast<QObject*>(tb->parent())->controlElementDataPrivateObject())->isQTabWidget) { - const QTabWidget *tw = static_cast<const QTabWidget*>(tb->parent()); - QWidget *cw; - cw = tw->cornerWidget(Qt::TopLeft); - if (cw) { - updateObjectTypeListIfNeeded(cw); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopLeft].widgetObjectTypes = (const_cast<QWidget*>(cw)->controlElementDataObject())->widgetObjectTypes; - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopLeft].geometry = cw->geometry(); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopLeft].rect = cw->rect(); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopLeft].pos = cw->pos(); - } - cw = tw->cornerWidget(Qt::TopRight); - if (cw) { - updateObjectTypeListIfNeeded(cw); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopRight].widgetObjectTypes = (const_cast<QWidget*>(cw)->controlElementDataObject())->widgetObjectTypes; - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopRight].geometry = cw->geometry(); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopRight].rect = cw->rect(); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopRight].pos = cw->pos(); - } - cw = tw->cornerWidget(Qt::BottomLeft); - if (cw) { - updateObjectTypeListIfNeeded(cw); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomLeft].widgetObjectTypes = (const_cast<QWidget*>(cw)->controlElementDataObject())->widgetObjectTypes; - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomLeft].geometry = cw->geometry(); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomLeft].rect = cw->rect(); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomLeft].pos = cw->pos(); - } - cw = tw->cornerWidget(Qt::BottomRight); - if (cw) { - updateObjectTypeListIfNeeded(cw); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomRight].widgetObjectTypes = (const_cast<QWidget*>(cw)->controlElementDataObject())->widgetObjectTypes; - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomRight].geometry = cw->geometry(); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomRight].rect = cw->rect(); - ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomRight].pos = cw->pos(); + if ( tb->parent() ) { + updateObjectTypeListIfNeeded(tb->parent()); + if ((const_cast<QObject*>(tb->parent())->controlElementDataPrivateObject())->isQTabWidget) { + const QTabWidget *tw = static_cast<const QTabWidget*>(tb->parent()); + QWidget *cw; + cw = tw->cornerWidget(Qt::TopLeft); + if (cw) { + updateObjectTypeListIfNeeded(cw); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopLeft].widgetObjectTypes = (const_cast<QWidget*>(cw)->controlElementDataObject())->widgetObjectTypes; + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopLeft].geometry = cw->geometry(); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopLeft].rect = cw->rect(); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopLeft].pos = cw->pos(); + } + cw = tw->cornerWidget(Qt::TopRight); + if (cw) { + updateObjectTypeListIfNeeded(cw); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopRight].widgetObjectTypes = (const_cast<QWidget*>(cw)->controlElementDataObject())->widgetObjectTypes; + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopRight].geometry = cw->geometry(); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopRight].rect = cw->rect(); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_TopRight].pos = cw->pos(); + } + cw = tw->cornerWidget(Qt::BottomLeft); + if (cw) { + updateObjectTypeListIfNeeded(cw); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomLeft].widgetObjectTypes = (const_cast<QWidget*>(cw)->controlElementDataObject())->widgetObjectTypes; + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomLeft].geometry = cw->geometry(); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomLeft].rect = cw->rect(); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomLeft].pos = cw->pos(); + } + cw = tw->cornerWidget(Qt::BottomRight); + if (cw) { + updateObjectTypeListIfNeeded(cw); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomRight].widgetObjectTypes = (const_cast<QWidget*>(cw)->controlElementDataObject())->widgetObjectTypes; + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomRight].geometry = cw->geometry(); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomRight].rect = cw->rect(); + ceData.tabBarData.cornerWidgets[QStyleControlElementTabBarData::CWL_BottomRight].pos = cw->pos(); + } } } } |