1 // Copyright 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CONTENT_RENDERER_INPUT_INPUT_HANDLER_WRAPPER_H_ 6 #define CONTENT_RENDERER_INPUT_INPUT_HANDLER_WRAPPER_H_ 7 8 #include "base/memory/weak_ptr.h" 9 #include "content/renderer/input/input_handler_manager.h" 10 #include "content/renderer/input/input_handler_proxy.h" 11 #include "content/renderer/input/input_handler_proxy_client.h" 12 13 namespace content { 14 15 // This class lives on the compositor thread. 16 class InputHandlerWrapper : public InputHandlerProxyClient { 17 public: 18 InputHandlerWrapper(InputHandlerManager* input_handler_manager, 19 int routing_id, 20 const scoped_refptr<base::MessageLoopProxy>& main_loop, 21 const base::WeakPtr<cc::InputHandler>& input_handler, 22 const base::WeakPtr<RenderViewImpl>& render_view_impl); 23 virtual ~InputHandlerWrapper(); 24 25 int routing_id() const { return routing_id_; } 26 InputHandlerProxy* input_handler_proxy() { return &input_handler_proxy_; } 27 28 // InputHandlerProxyClient implementation. 29 virtual void WillShutdown() OVERRIDE; 30 virtual void TransferActiveWheelFlingAnimation( 31 const blink::WebActiveWheelFlingParameters& params) OVERRIDE; 32 virtual blink::WebGestureCurve* CreateFlingAnimationCurve( 33 blink::WebGestureDevice deviceSource, 34 const blink::WebFloatPoint& velocity, 35 const blink::WebSize& cumulativeScroll) OVERRIDE; 36 virtual void DidOverscroll(const DidOverscrollParams& params) OVERRIDE; 37 virtual void DidStopFlinging() OVERRIDE; 38 39 private: 40 InputHandlerManager* input_handler_manager_; 41 int routing_id_; 42 InputHandlerProxy input_handler_proxy_; 43 scoped_refptr<base::MessageLoopProxy> main_loop_; 44 45 // Can only be accessed on the main thread. 46 base::WeakPtr<RenderViewImpl> render_view_impl_; 47 48 DISALLOW_COPY_AND_ASSIGN(InputHandlerWrapper); 49 }; 50 51 } // namespace content 52 53 #endif // CONTENT_RENDERER_INPUT_INPUT_HANDLER_WRAPPER_H_ 54