diff options
author | Morten Johan Sørvig <morten.sorvig@digia.com> | 2012-11-28 13:22:54 +0100 |
---|---|---|
committer | The Qt Project <gerrit-noreply@qt-project.org> | 2012-12-16 19:43:32 +0100 |
commit | f55ce226282ce1ff1c7c998b6d5552b908897d22 (patch) | |
tree | 97158334859a306e6a64fc9c25a82685c6e2c1c3 /src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm | |
parent | ff20caae2be743794a90f94128e454526e8b835f (diff) |
Cocoa: make accessibility hit test not crash
Check if the accessibility element is valid before
calling childAt.
Change-Id: Id63c11f18b262c3c3a839db8ee2d11c0d7adc822
Reviewed-by: J-P Nurmi <jpnurmi@digia.com>
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@digia.com>
Diffstat (limited to 'src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm')
-rw-r--r-- | src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm b/src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm index c722ffb3bf..d5841c1983 100644 --- a/src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm +++ b/src/plugins/platforms/cocoa/qcocoaaccessibilityelement.mm @@ -239,6 +239,10 @@ static QAccessibleInterface *acast(void *ptr) if (!accessibleInterface) return NSAccessibilityUnignoredAncestor(self); + + if (!acast(accessibleInterface)->isValid()) + return NSAccessibilityUnignoredAncestor(self); + QAccessibleInterface *childInterface = acast(accessibleInterface)->childAt(point.x, qt_mac_flipYCoordinate(point.y)); // No child found, meaning we hit this element. |