Enabling access notifications for login wizard

chrome/browser/chromeos/login/new_user_view.cc

 // Copyright (c) 2010 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 "chrome/browser/chromeos/login/new_user_view.h"
 
 #include <signal.h>
 #include <sys/types.h>
 
 #include <algorithm>
 #include <vector>
 
 #include "app/keyboard_codes.h"
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/process_util.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
 #include "chrome/browser/chromeos/login/helper.h"
 #include "chrome/browser/chromeos/login/rounded_rect_painter.h"
+#include "chrome/browser/chromeos/login/wizard_accessibility_helper.h"
 #include "grit/app_resources.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "views/controls/button/native_button.h"
 #include "views/controls/label.h"
 #include "views/controls/throbber.h"
 #include "views/widget/widget_gtk.h"
 
 using views::Label;
 using views::Textfield;
@@ skipping 46 matching lines @@
       splitter_(NULL),
       sign_in_button_(NULL),
       create_account_link_(NULL),
       browse_without_signin_link_(NULL),
       languages_menubutton_(NULL),
       throbber_(NULL),
       accel_focus_pass_(views::Accelerator(app::VKEY_P, false, false, true)),
       accel_focus_user_(views::Accelerator(app::VKEY_U, false, false, true)),
       accel_login_off_the_record_(
           views::Accelerator(app::VKEY_B, false, false, true)),
+      accel_enable_accessibility_(WizardAccessibilityHelper::GetAccelerator()),
       delegate_(delegate),
       ALLOW_THIS_IN_INITIALIZER_LIST(focus_grabber_factory_(this)),
       focus_delayed_(false),
       login_in_process_(false),
       need_border_(need_border),
       need_browse_without_signin_(need_browse_without_signin),
       need_create_account_(false),
       languages_menubutton_order_(-1),
       sign_in_button_order_(-1) {
 }
@@ skipping 52 matching lines @@
   language_switch_menu_.InitLanguageMenu();
 
   RecreatePeculiarControls();
   AddChildView(sign_in_button_);
   AddChildView(languages_menubutton_);
 
   // Set up accelerators.
   AddAccelerator(accel_focus_user_);
   AddAccelerator(accel_focus_pass_);
   AddAccelerator(accel_login_off_the_record_);
+  AddAccelerator(accel_enable_accessibility_);
 
   UpdateLocalizedStrings();
   RequestFocus();
 
   // Controller to handle events from textfields
   username_field_->SetController(this);
   password_field_->SetController(this);
   if (!CrosLibrary::Get()->EnsureLoaded()) {
     EnableInputControls(false);
   }
 }
 
 bool NewUserView::AcceleratorPressed(const views::Accelerator& accelerator) {
   if (accelerator == accel_focus_user_) {
     username_field_->RequestFocus();
   } else if (accelerator == accel_focus_pass_) {
     password_field_->RequestFocus();
   } else if (accelerator == accel_login_off_the_record_) {
     delegate_->OnLoginOffTheRecord();
+  } else if (accelerator == accel_enable_accessibility_) {
+    WizardAccessibilityHelper::GetInstance()->EnableAccessibility(this);
   } else {
     return false;
   }
   return true;
 }
 
 void NewUserView::RecreatePeculiarControls() {
   // PreferredSize reported by MenuButton (and TextField) is not able
   // to shrink, only grow; so recreate on text change.
   delete languages_menubutton_;
@@ skipping 68 matching lines @@
           &NewUserView::FocusFirstField));
 }
 
 void NewUserView::ViewHierarchyChanged(bool is_add,
                                        View *parent,
                                        View *child) {
   if (is_add && child == this) {
     MessageLoop::current()->PostTask(FROM_HERE,
         focus_grabber_factory_.NewRunnableMethod(
             &NewUserView::FocusFirstField));
+    WizardAccessibilityHelper::GetInstance()->MaybeEnableAccessibility(this);
   }
 }
 
 void NewUserView::NativeViewHierarchyChanged(bool attached,
                                              gfx::NativeView native_view,
                                              views::RootView* root_view) {
   if (focus_delayed_ && attached) {
     focus_delayed_ = false;
     MessageLoop::current()->PostTask(FROM_HERE,
         focus_grabber_factory_.NewRunnableMethod(
@@ skipping 206 matching lines @@
   }
 }
 
 void NewUserView::InitLink(views::Link** link) {
   *link = new views::Link(std::wstring());
   (*link)->SetController(this);
   AddChildView(*link);
 }
 
 }  // namespace chromeos