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| author | Yan Shapochnik <shapochniky@seapine.com> | 2012-04-11 19:02:49 (GMT) |
|---|---|---|
| committer | Qt by Nokia <qt-info@nokia.com> | 2012-04-13 02:23:46 (GMT) |
| commit | 19343812c691a6a35ce89e202770d67c3436825b (patch) | |
| tree | 0cfde08771fc6fde480b33ed5eaa059ed362c42c | |
| parent | 3b7edefb5b8a3dd6b1b53af4039cf1a862cd0aed (diff) | |
| download | Qt-19343812c691a6a35ce89e202770d67c3436825b.zip Qt-19343812c691a6a35ce89e202770d67c3436825b.tar.gz Qt-19343812c691a6a35ce89e202770d67c3436825b.tar.bz2 | |
Fix possible crash issue when testing the state of a QAccessibleMenuItem
The owner widget of a QAccessibleMenuItem may be NULL. Checking for a valid pointer before dereferncing.
Change-Id: Ic3149ccc5d6ae0ebc83dae58163ae2f60397fd28
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@nokia.com>
| -rw-r--r-- | src/plugins/accessible/widgets/qaccessiblemenu.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/plugins/accessible/widgets/qaccessiblemenu.cpp b/src/plugins/accessible/widgets/qaccessiblemenu.cpp index a795a6b..2ec3d26 100644 --- a/src/plugins/accessible/widgets/qaccessiblemenu.cpp +++ b/src/plugins/accessible/widgets/qaccessiblemenu.cpp @@ -623,7 +623,7 @@ QAccessible::State QAccessibleMenuItem::state(int child ) const s = Normal; QWidget *own = owner(); - if (own->testAttribute(Qt::WA_WState_Visible) == false || m_action->isVisible() == false) { + if (own && own->testAttribute(Qt::WA_WState_Visible) == false || m_action->isVisible() == false) { s |= Invisible; } @@ -636,7 +636,7 @@ QAccessible::State QAccessibleMenuItem::state(int child ) const s |= Focused; #endif } - if (own->style()->styleHint(QStyle::SH_Menu_MouseTracking)) + if (own && own->style()->styleHint(QStyle::SH_Menu_MouseTracking)) s |= HotTracked; if (m_action->isSeparator() || !m_action->isEnabled()) s |= Unavailable; |