ash/default_accessibility_delegate.h

   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.
   4
   5 #ifndef ASH_DEFAULT_ACCESSIBILITY_DELEGATE_H_
   6 #define ASH_DEFAULT_ACCESSIBILITY_DELEGATE_H_
   7
   8 #include "ash/accessibility_delegate.h"
   9 #include "ash/ash_export.h"
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12
  13 namespace ash {
  14 namespace internal {
  15
  16 class ASH_EXPORT DefaultAccessibilityDelegate : public AccessibilityDelegate {
  17  public:
  18   DefaultAccessibilityDelegate();
  19   virtual ~DefaultAccessibilityDelegate();
  20
  21   virtual bool IsSpokenFeedbackEnabled() const OVERRIDE;
  22   virtual void ToggleHighContrast() OVERRIDE;
  23   virtual bool IsHighContrastEnabled() const OVERRIDE;
  24   virtual void SetMagnifierEnabled(bool enabled) OVERRIDE;
  25   virtual void SetMagnifierType(MagnifierType type) OVERRIDE;
  26   virtual bool IsMagnifierEnabled() const OVERRIDE;
  27   virtual MagnifierType GetMagnifierType() const OVERRIDE;
  28   virtual void SetLargeCursorEnabled(bool enabled) OVERRIDE;
  29   virtual bool IsLargeCursorEnabled() const OVERRIDE;
  30   virtual void SetAutoclickEnabled(bool enabled) OVERRIDE;
  31   virtual bool IsAutoclickEnabled() const OVERRIDE;
  32   virtual bool IsVirtualKeyboardEnabled() const OVERRIDE;
  33   virtual bool ShouldShowAccessibilityMenu() const OVERRIDE;
  34   virtual void SilenceSpokenFeedback() const OVERRIDE;
  35   virtual void ToggleSpokenFeedback(
  36       AccessibilityNotificationVisibility notify) OVERRIDE;
  37   virtual void SaveScreenMagnifierScale(double scale) OVERRIDE;
  38   virtual double GetSavedScreenMagnifierScale() OVERRIDE;
  39   virtual void TriggerAccessibilityAlert(AccessibilityAlert alert) OVERRIDE;
  40   virtual AccessibilityAlert GetLastAccessibilityAlert() OVERRIDE;
  41   virtual base::TimeDelta PlayShutdownSound() const OVERRIDE;
  42
  43  private:
  44   bool spoken_feedback_enabled_;
  45   bool high_contrast_enabled_;
  46   bool screen_magnifier_enabled_;
  47   MagnifierType screen_magnifier_type_;
  48   bool large_cursor_enabled_;
  49   bool autoclick_enabled_;
  50   AccessibilityAlert accessibility_alert_;
  51   DISALLOW_COPY_AND_ASSIGN(DefaultAccessibilityDelegate);
  52 };
  53
  54 }  // namespace internal
  55 }  // namespace ash
  56
  57 #endif  // DEFAULT_ACCESSIBILITY_DELEGATE_H_