Adding Gesture Recognition to RenderWidgetHostViewWin (web client)

ui/base/gestures/gesture_recognizer_impl.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_BASE_GESTURES_GESTURE_RECOGNIZER_IMPL_H_
 #define UI_BASE_GESTURES_GESTURE_RECOGNIZER_IMPL_H_
 #pragma once
 
 #include <map>
 #include <queue>
@@ skipping 39 matching lines @@
   virtual GestureSequence* GetGestureSequenceForConsumer(GestureConsumer* c);
 
  private:
   // Overridden from GestureRecognizer
   virtual Gestures* ProcessTouchEventForGesture(
       const TouchEvent& event,
       ui::TouchStatus status,
       GestureConsumer* target) OVERRIDE;
   virtual void QueueTouchEventForGesture(GestureConsumer* consumer,
                                          const TouchEvent& event) OVERRIDE;
+  virtual bool IsQueueEmpty(GestureConsumer* consumer) OVERRIDE;
+
   virtual Gestures* AdvanceTouchQueue(GestureConsumer* consumer,
                                       bool processed) OVERRIDE;
   virtual void FlushTouchQueue(GestureConsumer* consumer) OVERRIDE;
 
   typedef std::queue<TouchEvent*> TouchEventQueue;
   std::map<GestureConsumer*, TouchEventQueue*> event_queue_;
   std::map<GestureConsumer*, GestureSequence*> consumer_sequence_;
 
   // Both touch_id_target_ and touch_id_target_for_gestures_
   // map a touch-id to its target window.
   // touch_ids are removed from touch_id_target_ on ET_TOUCH_RELEASE
   // and ET_TOUCH_CANCEL. touch_id_target_for_gestures_ never has touch_ids
   // removed.
   std::map<int, GestureConsumer*> touch_id_target_;
   std::map<int, GestureConsumer*> touch_id_target_for_gestures_;
 
   // Touches cancelled by touch capture are routed to the
   // gesture_consumer_ignorer_.
   scoped_ptr<GestureConsumer> gesture_consumer_ignorer_;
   GestureEventHelper* helper_;
 
   DISALLOW_COPY_AND_ASSIGN(GestureRecognizerImpl);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_GESTURES_GESTURE_RECOGNIZER_IMPL_H_