iOS: Implement touch events.

Track touch events during the standard [Began -> Moved
-> Ended] event sequence based on the UITouch pointer
which stays constant.

Enable multiTouch on Qt's UIView.

Mouse events should now be automatically created
from (unhanded) touch events by QGuiApplication.

Reviewed by: Ada Sørvig (fingerpaint app approved)
Change-Id: I2aeb48c962c697d8b8337f8ceab062070c2a4240
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@digia.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/plugins/platforms/ios/qiosintegration.h b/src/plugins/platforms/ios/qiosintegration.h
index 5ba97bff6e..054933ea44 100644
--- a/src/plugins/platforms/ios/qiosintegration.h
+++ b/src/plugins/platforms/ios/qiosintegration.h
@@ -44,6 +44,7 @@
 
 #include <qpa/qplatformintegration.h>
 #include <qpa/qplatformnativeinterface.h>
+#include <qpa/qwindowsysteminterface.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -71,10 +72,12 @@ public:
 
     void *nativeResourceForWindow(const QByteArray &resource, QWindow *window);
 
+    QTouchDevice *touchDevice();
 private:
     QPlatformFontDatabase *m_fontDatabase;
     QPlatformInputContext *m_inputContext;
     QPlatformScreen *m_screen;
+    QTouchDevice *m_touchDevice;
 };
 
 QT_END_NAMESPACE