Allow mouse-input to be enabled even if the plugin does not have keyboard focus.

remoting/client/plugin/pepper_input_handler.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_PLUGIN_PEPPER_INPUT_HANDLER_H_
 #define REMOTING_CLIENT_PLUGIN_PEPPER_INPUT_HANDLER_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "ppapi/cpp/mouse_lock.h"
@@ skipping 30 matching lines @@
   void AllowMouseLock();
 
   // Called when the plugin receives or loses focus.
   void DidChangeFocus(bool has_focus);
 
   // Sets the mouse cursor image. Passing NULL image will lock the mouse if
   // mouse lock is enabled.
   void SetMouseCursor(scoped_ptr<pp::ImageData> image,
                       const pp::Point& hotspot);
 
+  // Enable or disable sending mouse input when the plugin does not have input
+  // focus.
+  void set_send_mouse_input_when_unfocused(bool send) {
+    send_mouse_input_when_unfocused_ = send;
+  }
+
  private:
   enum MouseLockState {
     MouseLockDisallowed,
     MouseLockOff,
     MouseLockRequestPending,
     MouseLockOn,
     MouseLockCancelling
   };
 
   // pp::MouseLock interface.
@@ skipping 22 matching lines @@
   // the cursor image is completely transparent. This can be interpreted as
   // a mouse lock request if enabled by the webapp.
   scoped_ptr<pp::ImageData> cursor_image_;
 
   // Hot spot for |cursor_image_|.
   pp::Point cursor_hotspot_;
 
   // True if the plugin has focus.
   bool has_focus_;
 
+  // True if the plugin should respond to mouse input even if it does not have
+  // keyboard focus.
+  bool send_mouse_input_when_unfocused_;
+
   MouseLockState mouse_lock_state_;
 
   // Accumulated sub-pixel and sub-tick deltas from wheel events.
   float wheel_delta_x_;
   float wheel_delta_y_;
   float wheel_ticks_x_;
   float wheel_ticks_y_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperInputHandler);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_PLUGIN_PEPPER_INPUT_HANDLER_H_