xi2: Abort early if we don't have a proper GDK window

This can happen in mutter or other applications that use GDK filters
but don't actually create GDK windows for everything they get events
for.

https://bugzilla.gnome.org/show_bug.cgi?id=689401
This commit is contained in:
Jasper St. Pierre 2012-10-19 13:33:31 -04:00
parent 444a92d6d8
commit 9dc4c5ce73

View File

@ -917,12 +917,14 @@ is_parent_of (GdkWindow *parent,
return FALSE;
}
static GdkWindow *
static gboolean
get_event_window (GdkEventTranslator *translator,
XIEvent *ev)
XIEvent *ev,
GdkWindow **window_p)
{
GdkDisplay *display;
GdkWindow *window = NULL;
gboolean should_have_window = TRUE;
display = gdk_device_manager_get_display (GDK_DEVICE_MANAGER (translator));
@ -976,9 +978,17 @@ get_event_window (GdkEventTranslator *translator,
window = gdk_x11_window_lookup_for_display (display, xev->event);
}
break;
default:
should_have_window = FALSE;
break;
}
return window;
*window_p = window;
if (should_have_window && !window)
return FALSE;
return TRUE;
}
static gboolean
@ -1122,7 +1132,8 @@ gdk_x11_device_manager_xi2_translate_event (GdkEventTranslator *translator,
if (!ev)
return FALSE;
window = get_event_window (translator, ev);
if (!get_event_window (translator, ev, &window))
return FALSE;
if (window && GDK_WINDOW_DESTROYED (window))
return FALSE;
@ -1650,6 +1661,7 @@ gdk_x11_device_manager_xi2_get_window (GdkEventTranslator *translator,
{
GdkX11DeviceManagerXI2 *device_manager;
XIEvent *ev;
GdkWindow *window = NULL;
device_manager = (GdkX11DeviceManagerXI2 *) translator;
@ -1659,7 +1671,8 @@ gdk_x11_device_manager_xi2_get_window (GdkEventTranslator *translator,
ev = (XIEvent *) xevent->xcookie.data;
return get_event_window (translator, ev);
get_event_window (translator, ev, &window);
return window;
}
GdkDevice *