ash/default_accessibility_delegate.cc

   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 #include "ash/default_accessibility_delegate.h"
   6
   7 #include <limits>
   8
   9 namespace ash {
  10 namespace internal {
  11
  12 DefaultAccessibilityDelegate::DefaultAccessibilityDelegate()
  13     : spoken_feedback_enabled_(false),
  14       high_contrast_enabled_(false),
  15       screen_magnifier_enabled_(false),
  16       screen_magnifier_type_(kDefaultMagnifierType),
  17       large_cursor_enabled_(false),
  18       autoclick_enabled_(false),
  19       accessibility_alert_(A11Y_ALERT_NONE) {
  20 }
  21
  22 DefaultAccessibilityDelegate::~DefaultAccessibilityDelegate() {}
  23
  24 bool DefaultAccessibilityDelegate::IsSpokenFeedbackEnabled() const {
  25   return spoken_feedback_enabled_;
  26 }
  27
  28 void DefaultAccessibilityDelegate::ToggleHighContrast() {
  29   high_contrast_enabled_ = !high_contrast_enabled_;
  30 }
  31
  32 bool DefaultAccessibilityDelegate::IsHighContrastEnabled() const {
  33   return high_contrast_enabled_;
  34 }
  35
  36 void DefaultAccessibilityDelegate::SetMagnifierEnabled(bool enabled) {
  37   screen_magnifier_enabled_ = enabled;
  38 }
  39
  40 void DefaultAccessibilityDelegate::SetMagnifierType(MagnifierType type) {
  41   screen_magnifier_type_ = type;
  42 }
  43
  44 bool DefaultAccessibilityDelegate::IsMagnifierEnabled() const {
  45   return screen_magnifier_enabled_;
  46 }
  47
  48 MagnifierType DefaultAccessibilityDelegate::GetMagnifierType() const {
  49   return screen_magnifier_type_;
  50 }
  51
  52 void DefaultAccessibilityDelegate::SetLargeCursorEnabled(bool enabled) {
  53   large_cursor_enabled_ = enabled;
  54 }
  55
  56 bool DefaultAccessibilityDelegate::IsLargeCursorEnabled() const {
  57   return large_cursor_enabled_;
  58 }
  59
  60 void DefaultAccessibilityDelegate::SetAutoclickEnabled(bool enabled) {
  61   autoclick_enabled_ = enabled;
  62 }
  63
  64 bool DefaultAccessibilityDelegate::IsAutoclickEnabled() const {
  65   return autoclick_enabled_;
  66 }
  67
  68 bool DefaultAccessibilityDelegate::ShouldAlwaysShowAccessibilityMenu() const {
  69   return false;
  70 }
  71
  72 void DefaultAccessibilityDelegate::SilenceSpokenFeedback() const {
  73 }
  74
  75 void DefaultAccessibilityDelegate::ToggleSpokenFeedback(
  76     AccessibilityNotificationVisibility notify) {
  77   spoken_feedback_enabled_ = !spoken_feedback_enabled_;
  78 }
  79
  80 void DefaultAccessibilityDelegate::SaveScreenMagnifierScale(double scale) {
  81 }
  82
  83 double DefaultAccessibilityDelegate::GetSavedScreenMagnifierScale() {
  84   return std::numeric_limits<double>::min();
  85 }
  86
  87 void DefaultAccessibilityDelegate::TriggerAccessibilityAlert(
  88     AccessibilityAlert alert) {
  89   accessibility_alert_ = alert;
  90 }
  91
  92 AccessibilityAlert DefaultAccessibilityDelegate::GetLastAccessibilityAlert() {
  93   return accessibility_alert_;
  94 }
  95
  96 }  // namespace internal
  97 }  // namespace ash