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Merge branch 'gtkq-events' into 'gtk-3-24'

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gdk: quartz: prevent titlebar events from falling to the window below

See merge request GNOME/gtk!1140
This commit is contained in:
Matthias Clasen 2019-11-27 13:31:39 +00:00
commit 61d7700c17
1 changed files with 23 additions and 0 deletions
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23
gdk/quartz/gdkevents-quartz.c
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@ -457,6 +457,29 @@ get_toplevel_from_ns_event (NSEvent *nsevent,
* here, not very nice.
*/
_gdk_quartz_events_break_all_grabs (get_time_from_ns_event (nsevent));
/* Check if the event occurred on the titlebar. If it did,
* explicitly return NULL to prevent going through the
* fallback path, which could match the window that is
* directly under the titlebar.
*/
if (view_point.y < 0 &&
view_point.x >= view_frame.origin.x &&
view_point.x < view_frame.origin.x + view_frame.size.width)
{
NSView *superview = [view superview];
if (superview)
{
NSRect superview_frame = [superview frame];
int titlebar_height = superview_frame.size.height -
view_frame.size.height;
if (titlebar_height > 0 && view_point.y >= -titlebar_height)
{
return NULL;
}
}
}
}
else
{