ash/default_accessibility_delegate.cc


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// Copyright 2013 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.

#include "ash/default_accessibility_delegate.h"

#include <limits>

namespace ash {

DefaultAccessibilityDelegate::DefaultAccessibilityDelegate() {}

DefaultAccessibilityDelegate::~DefaultAccessibilityDelegate() {}

bool DefaultAccessibilityDelegate::IsSpokenFeedbackEnabled() const {
  return spoken_feedback_enabled_;
}

void DefaultAccessibilityDelegate::ToggleHighContrast() {
  high_contrast_enabled_ = !high_contrast_enabled_;
}

bool DefaultAccessibilityDelegate::IsHighContrastEnabled() const {
  return high_contrast_enabled_;
}

void DefaultAccessibilityDelegate::SetMagnifierEnabled(bool enabled) {
  screen_magnifier_enabled_ = enabled;
}

void DefaultAccessibilityDelegate::SetMagnifierType(ui::MagnifierType type) {
  screen_magnifier_type_ = type;
}

bool DefaultAccessibilityDelegate::IsMagnifierEnabled() const {
  return screen_magnifier_enabled_;
}

ui::MagnifierType DefaultAccessibilityDelegate::GetMagnifierType() const {
  return screen_magnifier_type_;
}

void DefaultAccessibilityDelegate::SetLargeCursorEnabled(bool enabled) {
  large_cursor_enabled_ = enabled;
}

bool DefaultAccessibilityDelegate::IsLargeCursorEnabled() const {
  return large_cursor_enabled_;
}

void DefaultAccessibilityDelegate::SetAutoclickEnabled(bool enabled) {
  autoclick_enabled_ = enabled;
}

bool DefaultAccessibilityDelegate::IsAutoclickEnabled() const {
  return autoclick_enabled_;
}

void DefaultAccessibilityDelegate::SetVirtualKeyboardEnabled(bool enabled) {
  virtual_keyboard_enabled_ = enabled;
}

bool DefaultAccessibilityDelegate::IsVirtualKeyboardEnabled() const {
  return virtual_keyboard_enabled_;
}

void DefaultAccessibilityDelegate::SetCaretHighlightEnabled(bool enabled) {
  caret_highlight_enabled_ = enabled;
}

bool DefaultAccessibilityDelegate::IsCaretHighlightEnabled() const {
  return caret_highlight_enabled_;
}

void DefaultAccessibilityDelegate::SetCursorHighlightEnabled(bool enabled) {
  cursor_highlight_enabled_ = enabled;
}

bool DefaultAccessibilityDelegate::IsCursorHighlightEnabled() const {
  return cursor_highlight_enabled_;
}

void DefaultAccessibilityDelegate::SetFocusHighlightEnabled(bool enabled) {
  focus_highligh_enabled_ = enabled;
}

bool DefaultAccessibilityDelegate::IsFocusHighlightEnabled() const {
  return focus_highligh_enabled_;
}

void DefaultAccessibilityDelegate::SetSelectToSpeakEnabled(bool enabled) {
  select_to_speak_enabled_ = enabled;
}

bool DefaultAccessibilityDelegate::IsSelectToSpeakEnabled() const {
  return select_to_speak_enabled_;
}

void DefaultAccessibilityDelegate::SetSwitchAccessEnabled(bool enabled) {
  switch_access_enabled_ = enabled;
}

bool DefaultAccessibilityDelegate::IsSwitchAccessEnabled() const {
  return switch_access_enabled_;
}

bool DefaultAccessibilityDelegate::ShouldShowAccessibilityMenu() const {
  return spoken_feedback_enabled_ ||
         high_contrast_enabled_ ||
         screen_magnifier_enabled_ ||
         large_cursor_enabled_ ||
         autoclick_enabled_ ||
         virtual_keyboard_enabled_;
}

bool DefaultAccessibilityDelegate::IsBrailleDisplayConnected() const {
  return false;
}

void DefaultAccessibilityDelegate::SilenceSpokenFeedback() const {
}

void DefaultAccessibilityDelegate::ToggleSpokenFeedback(
    ui::AccessibilityNotificationVisibility notify) {
  spoken_feedback_enabled_ = !spoken_feedback_enabled_;
}

void DefaultAccessibilityDelegate::SaveScreenMagnifierScale(double scale) {
}

double DefaultAccessibilityDelegate::GetSavedScreenMagnifierScale() {
  return std::numeric_limits<double>::min();
}

void DefaultAccessibilityDelegate::TriggerAccessibilityAlert(
    ui::AccessibilityAlert alert) {
  accessibility_alert_ = alert;
}

ui::AccessibilityAlert
DefaultAccessibilityDelegate::GetLastAccessibilityAlert() {
  return accessibility_alert_;
}

void DefaultAccessibilityDelegate::PlayEarcon(int sound_key) {
}

base::TimeDelta DefaultAccessibilityDelegate::PlayShutdownSound() const {
  return base::TimeDelta();
}

}  // namespace ash