Add default implementations for AppWindowRegistry::Observer notifications.
[chromium-blink-merge.git] / ash / default_accessibility_delegate.h
blob52f8aafd522d4658c1ceb4d0cfef7afcd4638f58
1 // Copyright 2013 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.
5 #ifndef ASH_DEFAULT_ACCESSIBILITY_DELEGATE_H_
6 #define ASH_DEFAULT_ACCESSIBILITY_DELEGATE_H_
8 #include "ash/accessibility_delegate.h"
9 #include "ash/ash_export.h"
10 #include "base/basictypes.h"
11 #include "base/compiler_specific.h"
13 namespace ash {
15 class ASH_EXPORT DefaultAccessibilityDelegate : public AccessibilityDelegate {
16 public:
17 DefaultAccessibilityDelegate();
18 virtual ~DefaultAccessibilityDelegate();
20 virtual bool IsSpokenFeedbackEnabled() const OVERRIDE;
21 virtual void ToggleHighContrast() OVERRIDE;
22 virtual bool IsHighContrastEnabled() const OVERRIDE;
23 virtual void SetMagnifierEnabled(bool enabled) OVERRIDE;
24 virtual void SetMagnifierType(MagnifierType type) OVERRIDE;
25 virtual bool IsMagnifierEnabled() const OVERRIDE;
26 virtual MagnifierType GetMagnifierType() const OVERRIDE;
27 virtual void SetLargeCursorEnabled(bool enabled) OVERRIDE;
28 virtual bool IsLargeCursorEnabled() const OVERRIDE;
29 virtual void SetAutoclickEnabled(bool enabled) OVERRIDE;
30 virtual bool IsAutoclickEnabled() const OVERRIDE;
31 virtual void SetVirtualKeyboardEnabled(bool enabled) OVERRIDE;
32 virtual bool IsVirtualKeyboardEnabled() const OVERRIDE;
33 virtual bool ShouldShowAccessibilityMenu() const OVERRIDE;
34 virtual bool IsBrailleDisplayConnected() const OVERRIDE;
35 virtual void SilenceSpokenFeedback() const OVERRIDE;
36 virtual void ToggleSpokenFeedback(
37 AccessibilityNotificationVisibility notify) OVERRIDE;
38 virtual void SaveScreenMagnifierScale(double scale) OVERRIDE;
39 virtual double GetSavedScreenMagnifierScale() OVERRIDE;
40 virtual void TriggerAccessibilityAlert(AccessibilityAlert alert) OVERRIDE;
41 virtual AccessibilityAlert GetLastAccessibilityAlert() OVERRIDE;
42 virtual base::TimeDelta PlayShutdownSound() const OVERRIDE;
44 private:
45 bool spoken_feedback_enabled_;
46 bool high_contrast_enabled_;
47 bool screen_magnifier_enabled_;
48 MagnifierType screen_magnifier_type_;
49 bool large_cursor_enabled_;
50 bool autoclick_enabled_;
51 bool virtual_keyboard_enabled_;
52 AccessibilityAlert accessibility_alert_;
53 DISALLOW_COPY_AND_ASSIGN(DefaultAccessibilityDelegate);
56 } // namespace ash
58 #endif // DEFAULT_ACCESSIBILITY_DELEGATE_H_