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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef ASH_COMMON_SYSTEM_ACCESSIBILITY_OBSERVER_H_ |
| 6 #define ASH_COMMON_SYSTEM_ACCESSIBILITY_OBSERVER_H_ |
| 7 |
| 8 #include "ash/ash_export.h" |
| 9 #include "ash/common/accessibility_types.h" |
| 10 |
| 11 namespace ash { |
| 12 |
| 13 class ASH_EXPORT AccessibilityObserver { |
| 14 public: |
| 15 virtual ~AccessibilityObserver() {} |
| 16 |
| 17 // Notifies when accessibility mode changes. |
| 18 virtual void OnAccessibilityModeChanged( |
| 19 ui::AccessibilityNotificationVisibility notify) = 0; |
| 20 }; |
| 21 |
| 22 } // namespace ash |
| 23 |
| 24 #endif // ASH_COMMON_SYSTEM_ACCESSIBILITY_OBSERVER_H_ |
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