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// Copyright (c) 2013 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 CHROME_BROWSER_CHROMEOS_DISPLAY_DISPLAY_CONFIGURATION_OBSERVER_H_
#define CHROME_BROWSER_CHROMEOS_DISPLAY_DISPLAY_CONFIGURATION_OBSERVER_H_
#include "ash/display/window_tree_host_manager.h"
#include "base/compiler_specific.h"
#include "base/macros.h"
namespace chromeos {
// DisplayConfigurationObserver observes and saves
// the change of display configurations.
class DisplayConfigurationObserver
: public ash::WindowTreeHostManager::Observer {
public:
DisplayConfigurationObserver();
~DisplayConfigurationObserver() override;
protected:
// ash::WindowTreeHostManager::Observer overrides:
void OnDisplaysInitialized() override;
void OnDisplayConfigurationChanged() override;
DISALLOW_COPY_AND_ASSIGN(DisplayConfigurationObserver);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_DISPLAY_DISPLAY_CONFIGURATION_OBSERVER_H_
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