gistfile1.txt

1273   if (!nswindow)
1274     {
1275       GdkWindow *toplevel = NULL;
1276 
1277       if (event_type == NSMouseMoved)
1278         {
1279           /* Motion events received after clicking the menu bar do not have the
1280            * window field set.  Instead of giving up on the event immediately,
1281            * we first check whether this event is within our window bounds.
1282            */
1283           NSPoint screen_point = [NSEvent mouseLocation];
1284           gint x_tmp, y_tmp;
1285 
1286           toplevel = find_toplevel_under_pointer (_gdk_display,
1287                                                   screen_point,
1288                                                   &x_tmp, &y_tmp);
1289         }
1290 
1291       if (!toplevel)
1292         return FALSE;
1293     }
1294 
1295   /* Ignore events and break grabs while the window is being
1296    * dragged. This is a workaround for the window getting events for
1297    * the window title.
1298    */
1299   if ([(GdkQuartzWindow *)nswindow isInMove])
1300     {
1301       _gdk_quartz_events_break_all_grabs (get_time_from_ns_event (nsevent));
1302       return FALSE;
1303     }