iOS: Don't assume our UIWindow is a QUIWindow

Change-Id: I6494e4a476273b131aedcf409abdb1ffffa5b62e
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>
This commit is contained in:
Tor Arne Vestbø 2018-04-09 15:46:14 +02:00
parent 5b09346cf4
commit ab9b026d27

View File

@ -446,7 +446,8 @@ Q_LOGGING_CATEGORY(lcQpaTablet, "qt.qpa.input.tablet")
if (m_activeTouches.isEmpty())
return;
if (!static_cast<QUIWindow *>(self.window).sendingEvent) {
if ([self.window isKindOfClass:[QUIWindow class]] &&
!static_cast<QUIWindow *>(self.window).sendingEvent) {
// The event is likely delivered as part of delayed touch delivery, via
// _UIGestureEnvironmentSortAndSendDelayedTouches, due to one of the two
// _UISystemGestureGateGestureRecognizer instances on the top level window