| // Copyright 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 ASH_DISPLAY_DISPLAY_ERROR_OBSERVER_CHROMEOS_H_ |
| #define ASH_DISPLAY_DISPLAY_ERROR_OBSERVER_CHROMEOS_H_ |
| |
| #include "ash/ash_export.h" |
| #include "base/compiler_specific.h" |
| #include "base/strings/string16.h" |
| #include "chromeos/display/output_configurator.h" |
| |
| namespace ash { |
| namespace internal { |
| |
| // The class to observe the output failures and shows the error dialog when |
| // necessary. |
| class ASH_EXPORT DisplayErrorObserver |
| : public chromeos::OutputConfigurator::Observer { |
| public: |
| DisplayErrorObserver(); |
| virtual ~DisplayErrorObserver(); |
| |
| // chromeos::OutputConfigurator::Observer overrides: |
| virtual void OnDisplayModeChangeFailed( |
| chromeos::OutputState failed_new_state) OVERRIDE; |
| |
| private: |
| friend class DisplayErrorObserverTest; |
| |
| base::string16 GetTitleOfDisplayErrorNotificationForTest(); |
| |
| DISALLOW_COPY_AND_ASSIGN(DisplayErrorObserver); |
| }; |
| |
| } // namespace internal |
| } // namespace ash |
| |
| #endif // ASH_DISPLAY_DISPLAY_ERROR_OBSERVER_CHROMEOS_H_ |