Diaglib: Add gesture events to event filter.

Task-number: QTBUG-45134
Task-number: QTBUG-45120
Change-Id: I9b2420ec302dfff173fbc8e3173d6ef0fcf095e0
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>
Reviewed-by: Andy Shaw <andy.shaw@digia.com>

tests/manual/diaglib/eventfilter.cpp

@@ -140,6 +140,12 @@ void EventFilter::init(EventCategories eventCategories)
         m_eventTypes << QEvent::InputMethodQuery;
 #endif
     }
+#ifndef QT_NO_GESTURES
+    if (eventCategories & GestureEvents) {
+        m_eventTypes << QEvent::Gesture << QEvent::GestureOverride
+            << QEvent::NativeGesture;
+    }
+#endif
 }
 
 static inline bool matchesType(const QObject *o, EventFilter::ObjectTypes types)

tests/manual/diaglib/eventfilter.h

@@ -59,6 +59,7 @@ public:
         InputMethodEvents  = 0x00400,
         TimerEvents        = 0x00800,
         ObjectEvents       = 0x01000,
+        GestureEvents      = 0x02000,
         AllEvents          = 0xFFFFF
     };
     Q_DECLARE_FLAGS(EventCategories, EventCategory)