MultiMonitor support

ui/aura/single_monitor_manager.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_AURA_SINGLE_MONITOR_MANAGER_H_
 #define UI_AURA_SINGLE_MONITOR_MANAGER_H_
 #pragma once
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 10 matching lines @@
 // A monitor manager assuming there is one monitor.
 class SingleMonitorManager : public MonitorManager,
                              public WindowObserver {
  public:
   SingleMonitorManager();
   virtual ~SingleMonitorManager();
 
   // MonitorManager overrides:
   virtual void OnNativeMonitorResized(const gfx::Size& size) OVERRIDE;
   virtual RootWindow* CreateRootWindowForMonitor(
-      const Monitor* monitor) OVERRIDE;
+      Monitor* monitor) OVERRIDE;
   virtual const Monitor* GetMonitorNearestWindow(
       const Window* window) const OVERRIDE;
   virtual const Monitor* GetMonitorNearestPoint(
       const gfx::Point& point) const OVERRIDE;
-  virtual const Monitor* GetPrimaryMonitor() const OVERRIDE;
+  virtual Monitor* GetMonitorAt(size_t index) OVERRIDE;
   virtual size_t GetNumMonitors() const OVERRIDE;
   virtual Monitor* GetMonitorNearestWindow(const Window* window) OVERRIDE;
 
   // WindowObserver overrides:
   virtual void OnWindowBoundsChanged(Window* window,
                                      const gfx::Rect& bounds) OVERRIDE;
   virtual void OnWindowDestroying(Window* window) OVERRIDE;
 
  private:
   void Init();
   void Update(const gfx::Size size);
 
   RootWindow* root_window_;
   scoped_ptr<Monitor> monitor_;
 
   DISALLOW_COPY_AND_ASSIGN(SingleMonitorManager);
 };
 
 }  // namespace internal
 }  // namespace aura
 
 #endif  //  UI_AURA_SINGLE_MONITOR_MANAGER_H_