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- // 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_CHROMEVOX_SPOKEN_FEEDBACK_ENABLER_H_
- #define ASH_ACCESSIBILITY_CHROMEVOX_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(const SpokenFeedbackEnabler&) = delete;
- SpokenFeedbackEnabler& operator=(const SpokenFeedbackEnabler&) = delete;
- ~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_;
- };
- } // namespace ash
- #endif // ASH_ACCESSIBILITY_CHROMEVOX_SPOKEN_FEEDBACK_ENABLER_H_
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