Clamp events before they are sent to EventExecutors.

remoting/protocol/mouse_input_filter.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 REMOTING_CLIENT_MOUSE_INPUT_FILTER_H_
-#define REMOTING_CLIENT_MOUSE_INPUT_FILTER_H_
+#ifndef REMOTING_PROTOCOL_MOUSE_INPUT_FILTER_H_
+#define REMOTING_PROTOCOL_MOUSE_INPUT_FILTER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
+#include "remoting/protocol/input_filter.h"
 #include "remoting/protocol/input_stub.h"
 #include "third_party/skia/include/core/SkTypes.h"
 #include "third_party/skia/include/core/SkSize.h"
 
 namespace remoting {
+namespace protocol {
 
 // Filtering InputStub implementation which scales mouse events based on the
 // supplied input and output dimensions, and clamps their coordinates to the
 // output dimensions, before passing events on to |input_stub|.
-class MouseInputFilter : public protocol::InputStub {
+class MouseInputFilter : public InputFilter {
  public:
-  explicit MouseInputFilter(protocol::InputStub* input_stub);
+  explicit MouseInputFilter(InputStub* input_stub);
   virtual ~MouseInputFilter();
 
   // Specify the input dimensions for mouse events.
   void set_input_size(const SkISize& size);
 
   // Specify the output dimensions.
   void set_output_size(const SkISize& size);
 
-  // InputStub interface.
-  virtual void InjectKeyEvent(const protocol::KeyEvent& event) OVERRIDE;
+  // InputStub overrides.
   virtual void InjectMouseEvent(const protocol::MouseEvent& event) OVERRIDE;
 
  private:
-  protocol::InputStub* input_stub_;
-
   SkISize input_max_;
   SkISize output_max_;
 
   DISALLOW_COPY_AND_ASSIGN(MouseInputFilter);
 };
 
+}  // namespace protocol
 }  // namespace remoting
 
-#endif  // REMOTING_CLIENT_MOUSE_INPUT_FILTER_H_
+#endif  // REMOTING_PROTOCOL_MOUSE_INPUT_FILTER_H_