| // Copyright 2018 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_ACCESSIBILITY_SPOKEN_FEEDBACK_ENABLER_H_ |
| #define ASH_ACCESSIBILITY_SPOKEN_FEEDBACK_ENABLER_H_ |
| |
| #include "ash/ash_export.h" |
| #include "base/time/time.h" |
| #include "base/timer/timer.h" |
| |
| namespace ash { |
| |
| // A class that enables ChromeVox based on a timer, providing progress |
| // sound feedback. |
| class ASH_EXPORT SpokenFeedbackEnabler { |
| public: |
| SpokenFeedbackEnabler(); |
| ~SpokenFeedbackEnabler(); |
| |
| private: |
| // Handles ticks of the timer. |
| void OnTimer(); |
| |
| // The start time. |
| base::TimeTicks start_time_; |
| |
| // A timer that triggers repeatedly until either cancel or the desired time |
| // elapsed. |
| base::RepeatingTimer timer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(SpokenFeedbackEnabler); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_ACCESSIBILITY_SPOKEN_FEEDBACK_ENABLER_H_ |