Add a11y on-screen keyboard to accessibility menu on system tray.

ash/system/tray_accessibility.cc

 // 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.
 
 #include "ash/system/tray_accessibility.h"
 
 #include "ash/accessibility_delegate.h"
 #include "ash/metrics/user_metrics_recorder.h"
 #include "ash/shell.h"
 #include "ash/system/tray/hover_highlight_view.h"
@@ skipping 103 matching lines @@
 AccessibilityDetailedView::AccessibilityDetailedView(
     SystemTrayItem* owner, user::LoginStatus login) :
         TrayDetailsView(owner),
         spoken_feedback_view_(NULL),
         high_contrast_view_(NULL),
         screen_magnifier_view_(NULL),
         large_cursor_view_(NULL),
         help_view_(NULL),
         settings_view_(NULL),
         autoclick_view_(NULL),
+        virtual_keyboard_view_(NULL),
         spoken_feedback_enabled_(false),
         high_contrast_enabled_(false),
         screen_magnifier_enabled_(false),
         large_cursor_enabled_(false),
         autoclick_enabled_(false),
+        virtual_keyboard_enabled_(false),
         login_(login) {
 
   Reset();
 
   AppendAccessibilityList();
   AppendHelpEntries();
   CreateSpecialRow(IDS_ASH_STATUS_TRAY_ACCESSIBILITY_TITLE, this);
 
   Layout();
 }
@@ skipping 36 matching lines @@
 
   // Don't show autoclick option at login screen.
   if (login_ != user::LOGGED_IN_NONE) {
     autoclick_enabled_ = delegate->IsAutoclickEnabled();
     autoclick_view_ = AddScrollListItem(
         bundle.GetLocalizedString(
             IDS_ASH_STATUS_TRAY_ACCESSIBILITY_AUTOCLICK),
         autoclick_enabled_ ? gfx::Font::BOLD : gfx::Font::NORMAL,
         autoclick_enabled_);
   }
+
+  virtual_keyboard_enabled_ = delegate->IsVirtualKeyboardEnabled();
+  virtual_keyboard_view_ =  AddScrollListItem(
+      bundle.GetLocalizedString(
+          IDS_ASH_STATUS_TRAY_ACCESSIBILITY_VIRTUAL_KEYBOARD),
+      virtual_keyboard_enabled_ ? gfx::Font::BOLD : gfx::Font::NORMAL,
+      virtual_keyboard_enabled_);
 }
 
 void AccessibilityDetailedView::AppendHelpEntries() {
   // Currently the help page requires a browser window.
   // TODO(yoshiki): show this even on login/lock screen. crbug.com/158286
   if (login_ == user::LOGGED_IN_NONE ||
       login_ == user::LOGGED_IN_LOCKED)
     return;
 
   views::View* bottom_row = new View();
@@ skipping 62 matching lines @@
         delegate->IsLargeCursorEnabled() ?
             ash::UMA_STATUS_AREA_DISABLE_LARGE_CURSOR :
             ash::UMA_STATUS_AREA_ENABLE_LARGE_CURSOR);
     delegate->SetLargeCursorEnabled(!delegate->IsLargeCursorEnabled());
   } else if (autoclick_view_ && sender == autoclick_view_) {
     Shell::GetInstance()->metrics()->RecordUserMetricsAction(
         delegate->IsAutoclickEnabled() ?
             ash::UMA_STATUS_AREA_DISABLE_AUTO_CLICK :
             ash::UMA_STATUS_AREA_ENABLE_AUTO_CLICK);
     delegate->SetAutoclickEnabled(!delegate->IsAutoclickEnabled());
+  } else if (virtual_keyboard_view_ && sender == virtual_keyboard_view_) {
+    Shell::GetInstance()->metrics()->RecordUserMetricsAction(
+        delegate->IsVirtualKeyboardEnabled() ?
+            ash::UMA_STATUS_AREA_DISABLE_VIRTUAL_KEYBOARD :
+            ash::UMA_STATUS_AREA_ENABLE_VIRTUAL_KEYBOARD);
+    delegate->SetVirtualKeyboardEnabled(!delegate->IsVirtualKeyboardEnabled());
   }
 }
 
 void AccessibilityDetailedView::ButtonPressed(views::Button* sender,
                                               const ui::Event& event) {
   SystemTrayDelegate* tray_delegate =
       Shell::GetInstance()->system_tray_delegate();
   if (sender == help_view_)
     tray_delegate->ShowAccessibilityHelp();
   else if (sender == settings_view_)
@@ skipping 113 matching lines @@
       detailed_popup_->GetWidget()->Close();
     if (detailed_menu_)
       detailed_menu_->GetWidget()->Close();
   }
 
   previous_accessibility_state_ = accessibility_state;
 }
 
 }  // namespace internal
 }  // namespace ash