mash: Move tray accessibility and keyboard to //ash/common

ash/system/tray_accessibility.h

-// Copyright (c) 2012 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.
-
-#ifndef ASH_SYSTEM_TRAY_ACCESSIBILITY_H_
-#define ASH_SYSTEM_TRAY_ACCESSIBILITY_H_
-
-#include <stdint.h>
-
-#include "ash/common/accessibility_delegate.h"
-#include "ash/common/shell_observer.h"
-#include "ash/common/system/accessibility_observer.h"
-#include "ash/common/system/tray/tray_image_item.h"
-#include "ash/common/system/tray/tray_notification_view.h"
-#include "ash/common/system/tray/view_click_listener.h"
-#include "ash/system/tray/tray_details_view.h"
-#include "base/macros.h"
-#include "ui/gfx/font.h"
-#include "ui/views/controls/button/button.h"
-
-namespace chromeos {
-class TrayAccessibilityTest;
-}
-
-namespace views {
-class Button;
-class ImageView;
-class Label;
-class View;
-}
-
-namespace ash {
-class HoverHighlightView;
-class SystemTrayItem;
-
-namespace tray {
-
-class AccessibilityPopupView : public TrayNotificationView {
- public:
-  AccessibilityPopupView(SystemTrayItem* owner, uint32_t enabled_state_bits);
-
-  const views::Label* label_for_test() const { return label_; }
-
- private:
-  views::Label* CreateLabel(uint32_t enabled_state_bits);
-
-  views::Label* label_;
-
-  DISALLOW_COPY_AND_ASSIGN(AccessibilityPopupView);
-};
-
-class AccessibilityDetailedView : public TrayDetailsView,
-                                  public ViewClickListener,
-                                  public views::ButtonListener,
-                                  public ShellObserver {
- public:
-  AccessibilityDetailedView(SystemTrayItem* owner, LoginStatus login);
-  ~AccessibilityDetailedView() override {}
-
- private:
-  // Add the accessibility feature list.
-  void AppendAccessibilityList();
-
-  // Add help entries.
-  void AppendHelpEntries();
-
-  HoverHighlightView* AddScrollListItem(const base::string16& text,
-                                        bool highlight,
-                                        bool checked);
-  // Overridden from ViewClickListener.
-  void OnViewClicked(views::View* sender) override;
-  // Overridden from ButtonListener.
-  void ButtonPressed(views::Button* sender, const ui::Event& event) override;
-
-  views::View* spoken_feedback_view_;
-  views::View* high_contrast_view_;
-  views::View* screen_magnifier_view_;
-  views::View* large_cursor_view_;
-  views::View* help_view_;
-  views::View* settings_view_;
-  views::View* autoclick_view_;
-  views::View* virtual_keyboard_view_;
-
-  bool spoken_feedback_enabled_;
-  bool high_contrast_enabled_;
-  bool screen_magnifier_enabled_;
-  bool large_cursor_enabled_;
-  bool autoclick_enabled_;
-  bool virtual_keyboard_enabled_;
-  LoginStatus login_;
-
-  friend class chromeos::TrayAccessibilityTest;
-  DISALLOW_COPY_AND_ASSIGN(AccessibilityDetailedView);
-};
-
-}  // namespace tray
-
-class TrayAccessibility : public TrayImageItem,
-                          public AccessibilityObserver {
- public:
-  explicit TrayAccessibility(SystemTray* system_tray);
-  ~TrayAccessibility() override;
-
- private:
-  void SetTrayIconVisible(bool visible);
-  tray::AccessibilityDetailedView* CreateDetailedMenu();
-
-  // Overridden from TrayImageItem.
-  bool GetInitialVisibility() override;
-  views::View* CreateDefaultView(LoginStatus status) override;
-  views::View* CreateDetailedView(LoginStatus status) override;
-  void DestroyDefaultView() override;
-  void DestroyDetailedView() override;
-  void UpdateAfterLoginStatusChange(LoginStatus status) override;
-
-  // Overridden from AccessibilityObserver.
-  void OnAccessibilityModeChanged(
-      AccessibilityNotificationVisibility notify) override;
-
-  views::View* default_;
-  tray::AccessibilityPopupView* detailed_popup_;
-  tray::AccessibilityDetailedView* detailed_menu_;
-
-  // Bitmap of fvalues from AccessibilityState.  Can contain any or
-  // both of A11Y_SPOKEN_FEEDBACK A11Y_BRAILLE_DISPLAY_CONNECTED.
-  uint32_t request_popup_view_state_;
-
-  bool tray_icon_visible_;
-  LoginStatus login_;
-
-  // Bitmap of values from AccessibilityState enum.
-  uint32_t previous_accessibility_state_;
-
-  // A11y feature status on just entering the lock screen.
-  bool show_a11y_menu_on_lock_screen_;
-
-  friend class chromeos::TrayAccessibilityTest;
-  DISALLOW_COPY_AND_ASSIGN(TrayAccessibility);
-};
-
-}  // namespace ash
-
-#endif  // ASH_SYSTEM_TRAY_ACCESSIBILITY_H_