Introduce AcccessibilityManager

chrome/browser/chromeos/system/tray_accessibility_browsertest.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/magnifier/magnification_controller.h"
 #include "ash/shell.h"
 #include "ash/system/tray/system_tray.h"
 #include "ash/system/tray/tray_views.h"
 #include "ash/system/tray_accessibility.h"
 #include "ash/system/user/login_status.h"
 #include "base/command_line.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/browser_process.h"
-#include "chrome/browser/chromeos/accessibility/accessibility_util.h"
+#include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
 #include "chrome/browser/chromeos/accessibility/magnification_manager.h"
 #include "chrome/browser/chromeos/cros/cros_in_process_browser_test.h"
 #include "chrome/browser/chromeos/login/helper.h"
 #include "chrome/browser/chromeos/login/login_utils.h"
 #include "chrome/browser/chromeos/login/startup_utils.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/login/user_manager_impl.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/chrome_notification_types.h"
@@ skipping 117 matching lines @@
   EXPECT_FALSE(IsTrayIconVisible());
 
   UserManager::Get()->UserLoggedIn(
       "owner@invalid.domain", "owner@invalid.domain", true);
   UserManager::Get()->SessionStarted();
 
   // Confirms that the icon is invisible just after login.
   EXPECT_FALSE(IsTrayIconVisible());
 
   // Toggling spoken feedback changes the visibillity of the icon.
-  accessibility::EnableSpokenFeedback(true, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      true, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(IsTrayIconVisible());
-  accessibility::EnableSpokenFeedback(false, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      false, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_FALSE(IsTrayIconVisible());
 
   // Toggling high contrast the visibillity of the icon.
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(IsTrayIconVisible());
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   EXPECT_FALSE(IsTrayIconVisible());
 
   // Toggling magnifier the visibillity of the icon.
   SetMagnifierEnabled(true);
   EXPECT_TRUE(IsTrayIconVisible());
   SetMagnifierEnabled(false);
   EXPECT_FALSE(IsTrayIconVisible());
 
   // Enabling all accessibility features.
   SetMagnifierEnabled(true);
   EXPECT_TRUE(IsTrayIconVisible());
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(IsTrayIconVisible());
-  accessibility::EnableSpokenFeedback(true, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      true, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(IsTrayIconVisible());
-  accessibility::EnableSpokenFeedback(false, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      false, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(IsTrayIconVisible());
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   EXPECT_TRUE(IsTrayIconVisible());
   SetMagnifierEnabled(false);
   EXPECT_FALSE(IsTrayIconVisible());
 
   // Confirms that prefs::kShouldAlwaysShowAccessibilityMenu doesn't affect
   // the icon on the tray.
   Profile* profile = ProfileManager::GetDefaultProfile();
   PrefService* prefs = profile->GetPrefs();
   prefs->SetBoolean(prefs::kShouldAlwaysShowAccessibilityMenu, true);
   prefs->CommitPendingWrite();
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(IsTrayIconVisible());
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   EXPECT_FALSE(IsTrayIconVisible());
 }
 
 IN_PROC_BROWSER_TEST_F(TrayAccessibilityTest, ShowMenu) {
   // Login
   UserManager::Get()->UserLoggedIn(
       "owner@invalid.domain", "owner@invalid.domain", true);
   UserManager::Get()->SessionStarted();
 
   // Sets prefs::kShouldAlwaysShowAccessibilityMenu = false.
   Profile* profile = ProfileManager::GetDefaultProfile();
   PrefService* prefs = profile->GetPrefs();
   prefs->SetBoolean(prefs::kShouldAlwaysShowAccessibilityMenu, false);
   prefs->CommitPendingWrite();
 
   // Confirms that the menu is hidden.
   EXPECT_FALSE(CanCreateMenuItem());
 
   // Toggling spoken feedback changes the visibillity of the menu.
-  accessibility::EnableSpokenFeedback(true, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      true, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableSpokenFeedback(false, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      false, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_FALSE(CanCreateMenuItem());
 
   // Toggling high contrast changes the visibillity of the menu.
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   EXPECT_FALSE(CanCreateMenuItem());
 
   // Toggling screen magnifier changes the visibillity of the menu.
   SetMagnifierEnabled(true);
   EXPECT_TRUE(CanCreateMenuItem());
   SetMagnifierEnabled(false);
   EXPECT_FALSE(CanCreateMenuItem());
 
   // Enabling all accessibility features.
   SetMagnifierEnabled(true);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableSpokenFeedback(true, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      true, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableSpokenFeedback(false, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      false, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   EXPECT_TRUE(CanCreateMenuItem());
   SetMagnifierEnabled(false);
   EXPECT_FALSE(CanCreateMenuItem());
 }
 
 IN_PROC_BROWSER_TEST_F(TrayAccessibilityTest, ShowMenuWithShowMenuOption) {
   // Login
   UserManager::Get()->UserLoggedIn(
       "owner@invalid.domain", "owner@invalid.domain", true);
   UserManager::Get()->SessionStarted();
 
   // Sets prefs::kShouldAlwaysShowAccessibilityMenu = true.
   Profile* profile = ProfileManager::GetDefaultProfile();
   PrefService* prefs = profile->GetPrefs();
   prefs->SetBoolean(prefs::kShouldAlwaysShowAccessibilityMenu, true);
   prefs->CommitPendingWrite();
 
   // Confirms that the menu is visible.
   EXPECT_TRUE(CanCreateMenuItem());
 
   // The menu is keeping visible regardless of toggling spoken feedback.
-  accessibility::EnableSpokenFeedback(true, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      true, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableSpokenFeedback(false, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      false, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
 
   // The menu is keeping visible regardless of toggling high contrast.
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   EXPECT_TRUE(CanCreateMenuItem());
 
   // The menu is keeping visible regardless of toggling screen magnifier.
   SetMagnifierEnabled(true);
   EXPECT_TRUE(CanCreateMenuItem());
   SetMagnifierEnabled(false);
   EXPECT_TRUE(CanCreateMenuItem());
 
   // Enabling all accessibility features.
   SetMagnifierEnabled(true);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableSpokenFeedback(true, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      true, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableSpokenFeedback(false, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      false, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   EXPECT_TRUE(CanCreateMenuItem());
   SetMagnifierEnabled(false);
   EXPECT_TRUE(CanCreateMenuItem());
 
   // Sets prefs::kShouldAlwaysShowAccessibilityMenu = true.
   prefs->SetBoolean(prefs::kShouldAlwaysShowAccessibilityMenu, false);
 
   // Confirms that the menu is invisible.
   EXPECT_FALSE(CanCreateMenuItem());
 }
 
 IN_PROC_BROWSER_TEST_F(TrayAccessibilityTest, ShowMenuWithShowOnLoginScreen) {
   SetLoginStatus(ash::user::LOGGED_IN_NONE);
 
   // Confirms that the menu is visible.
   EXPECT_TRUE(CanCreateMenuItem());
 
   // The menu is keeping visible regardless of toggling spoken feedback.
-  accessibility::EnableSpokenFeedback(true, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      true, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableSpokenFeedback(false, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      false, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
 
   // The menu is keeping visible regardless of toggling high contrast.
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   EXPECT_TRUE(CanCreateMenuItem());
 
   // The menu is keeping visible regardless of toggling screen magnifier.
   SetMagnifierEnabled(true);
   EXPECT_TRUE(CanCreateMenuItem());
   SetMagnifierEnabled(false);
   EXPECT_TRUE(CanCreateMenuItem());
 
   // Enabling all accessibility features.
   SetMagnifierEnabled(true);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableSpokenFeedback(true, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      true, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableSpokenFeedback(false, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      false, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CanCreateMenuItem());
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   EXPECT_TRUE(CanCreateMenuItem());
   SetMagnifierEnabled(false);
   EXPECT_TRUE(CanCreateMenuItem());
 
   // Sets prefs::kShouldAlwaysShowAccessibilityMenu = true.
   Profile* profile = ProfileManager::GetDefaultProfile();
   PrefService* prefs = profile->GetPrefs();
   prefs->SetBoolean(prefs::kShouldAlwaysShowAccessibilityMenu, true);
   prefs->CommitPendingWrite();
 
   // Confirms that the menu is keeping visible.
   EXPECT_TRUE(CanCreateMenuItem());
 
   // Sets prefs::kShouldAlwaysShowAccessibilityMenu = false.
   prefs->SetBoolean(prefs::kShouldAlwaysShowAccessibilityMenu, false);
   prefs->CommitPendingWrite();
 
   // Confirms that the menu is keeping visible.
   EXPECT_TRUE(CanCreateMenuItem());
 }
 
 IN_PROC_BROWSER_TEST_F(TrayAccessibilityTest, KeepMenuVisibilityOnLockScreen) {
   // Enables high contrast mode.
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(CanCreateMenuItem());
 
   // Locks the screen.
   SetLoginStatus(ash::user::LOGGED_IN_LOCKED);
   EXPECT_TRUE(CanCreateMenuItem());
 
   // Disables high contrast mode.
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
 
   // Confirms that the menu is still visible.
   EXPECT_TRUE(CanCreateMenuItem());
 }
 
 #if defined(OS_CHROMEOS)
 #define MAYBE_ClickDetailMenu DISABLED_ClickDetailMenu
 #else
 #define MAYBE_ClickDetailMenu ClickDetailMenu
 #endif
 
 IN_PROC_BROWSER_TEST_F(TrayAccessibilityTest, MAYBE_ClickDetailMenu) {
   // Confirms that the check item toggles the spoken feedback.
-  EXPECT_FALSE(accessibility::IsSpokenFeedbackEnabled());
+  EXPECT_FALSE(AccessibilityManager::Get()->IsSpokenFeedbackEnabled());
 
   EXPECT_TRUE(CreateDetailedMenu());
   ClickSpokenFeedbackOnDetailMenu();
-  EXPECT_TRUE(accessibility::IsSpokenFeedbackEnabled());
+  EXPECT_TRUE(AccessibilityManager::Get()->IsSpokenFeedbackEnabled());
 
   EXPECT_TRUE(CreateDetailedMenu());
   ClickSpokenFeedbackOnDetailMenu();
-  EXPECT_FALSE(accessibility::IsSpokenFeedbackEnabled());
+  EXPECT_FALSE(AccessibilityManager::Get()->IsSpokenFeedbackEnabled());
 
   // Confirms that the check item toggles the high contrast.
-  EXPECT_FALSE(accessibility::IsHighContrastEnabled());
+  EXPECT_FALSE(AccessibilityManager::Get()->IsHighContrastEnabled());
 
   EXPECT_TRUE(CreateDetailedMenu());
   ClickHighContrastOnDetailMenu();
-  EXPECT_TRUE(accessibility::IsHighContrastEnabled());
+  EXPECT_TRUE(AccessibilityManager::Get()->IsHighContrastEnabled());
 
   EXPECT_TRUE(CreateDetailedMenu());
   ClickHighContrastOnDetailMenu();
-  EXPECT_FALSE(accessibility::IsHighContrastEnabled());
+  EXPECT_FALSE(AccessibilityManager::Get()->IsHighContrastEnabled());
 
   // Confirms that the check item toggles the magnifier.
-  EXPECT_FALSE(accessibility::IsHighContrastEnabled());
+  EXPECT_FALSE(AccessibilityManager::Get()->IsHighContrastEnabled());
 
   EXPECT_FALSE(MagnificationManager::Get()->IsMagnifierEnabled());
   EXPECT_TRUE(CreateDetailedMenu());
   ClickScreenMagnifierOnDetailMenu();
   EXPECT_TRUE(MagnificationManager::Get()->IsMagnifierEnabled());
 
   EXPECT_TRUE(CreateDetailedMenu());
   ClickScreenMagnifierOnDetailMenu();
   EXPECT_FALSE(MagnificationManager::Get()->IsMagnifierEnabled());
 }
 
 IN_PROC_BROWSER_TEST_F(TrayAccessibilityTest, CheckMarksOnDetailMenu) {
   // At first, all of the check is unchecked.
   EXPECT_TRUE(CreateDetailedMenu());
   EXPECT_FALSE(IsSpokenFeedbackEnabledOnDetailMenu());
   EXPECT_FALSE(IsHighContrastEnabledOnDetailMenu());
   EXPECT_FALSE(IsScreenMagnifierEnabledOnDetailMenu());
   CloseDetailMenu();
 
   // Enabling spoken feedback.
-  accessibility::EnableSpokenFeedback(true, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      true, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CreateDetailedMenu());
   EXPECT_TRUE(IsSpokenFeedbackEnabledOnDetailMenu());
   EXPECT_FALSE(IsHighContrastEnabledOnDetailMenu());
   EXPECT_FALSE(IsScreenMagnifierEnabledOnDetailMenu());
   CloseDetailMenu();
 
   // Disabling spoken feedback.
-  accessibility::EnableSpokenFeedback(false, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      false, NULL, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(CreateDetailedMenu());
   EXPECT_FALSE(IsSpokenFeedbackEnabledOnDetailMenu());
   EXPECT_FALSE(IsHighContrastEnabledOnDetailMenu());
   EXPECT_FALSE(IsScreenMagnifierEnabledOnDetailMenu());
   CloseDetailMenu();
 
   // Enabling high contrast.
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   EXPECT_TRUE(CreateDetailedMenu());
   EXPECT_FALSE(IsSpokenFeedbackEnabledOnDetailMenu());
   EXPECT_TRUE(IsHighContrastEnabledOnDetailMenu());
   EXPECT_FALSE(IsScreenMagnifierEnabledOnDetailMenu());
   CloseDetailMenu();
 
   // Disabling high contrast.
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   EXPECT_TRUE(CreateDetailedMenu());
   EXPECT_FALSE(IsSpokenFeedbackEnabledOnDetailMenu());
   EXPECT_FALSE(IsHighContrastEnabledOnDetailMenu());
   EXPECT_FALSE(IsScreenMagnifierEnabledOnDetailMenu());
   CloseDetailMenu();
 
   // Enabling full screen magnifier.
   SetMagnifierEnabled(true);
   EXPECT_TRUE(CreateDetailedMenu());
   EXPECT_FALSE(IsSpokenFeedbackEnabledOnDetailMenu());
   EXPECT_FALSE(IsHighContrastEnabledOnDetailMenu());
   EXPECT_TRUE(IsScreenMagnifierEnabledOnDetailMenu());
   CloseDetailMenu();
 
   // Disabling screen magnifier.
   SetMagnifierEnabled(false);
   EXPECT_TRUE(CreateDetailedMenu());
   EXPECT_FALSE(IsSpokenFeedbackEnabledOnDetailMenu());
   EXPECT_FALSE(IsHighContrastEnabledOnDetailMenu());
   EXPECT_FALSE(IsScreenMagnifierEnabledOnDetailMenu());
   CloseDetailMenu();
 
   // Enabling all of the a11y features.
-  accessibility::EnableSpokenFeedback(true, NULL, ash::A11Y_NOTIFICATION_NONE);
-  accessibility::EnableHighContrast(true);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      true, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableHighContrast(true);
   SetMagnifierEnabled(true);
   EXPECT_TRUE(CreateDetailedMenu());
   EXPECT_TRUE(IsSpokenFeedbackEnabledOnDetailMenu());
   EXPECT_TRUE(IsHighContrastEnabledOnDetailMenu());
   EXPECT_TRUE(IsScreenMagnifierEnabledOnDetailMenu());
   CloseDetailMenu();
 
   // Disabling all of the a11y features.
-  accessibility::EnableSpokenFeedback(false, NULL, ash::A11Y_NOTIFICATION_NONE);
-  accessibility::EnableHighContrast(false);
+  AccessibilityManager::Get()->EnableSpokenFeedback(
+      false, NULL, ash::A11Y_NOTIFICATION_NONE);
+  AccessibilityManager::Get()->EnableHighContrast(false);
   SetMagnifierEnabled(false);
   EXPECT_TRUE(CreateDetailedMenu());
   EXPECT_FALSE(IsSpokenFeedbackEnabledOnDetailMenu());
   EXPECT_FALSE(IsHighContrastEnabledOnDetailMenu());
   EXPECT_FALSE(IsScreenMagnifierEnabledOnDetailMenu());
   CloseDetailMenu();
 }
 
 }  // namespace chromeos