[uber page] Migrate all elements in the 'System' (cros) page to new locations.

chrome/browser/ui/webui/options2/chromeos/system_options_handler2.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 "chrome/browser/ui/webui/options2/chromeos/system_options_handler2.h"
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/command_line.h"
-#include "base/json/json_value_serializer.h"
-#include "base/string_number_conversions.h"
-#include "base/utf_string_conversions.h"
-#include "base/values.h"
-#include "chrome/browser/browser_process.h"
-#include "chrome/browser/chromeos/accessibility/accessibility_util.h"
-#include "chrome/browser/chromeos/cros_settings.h"
-#include "chrome/browser/chromeos/dbus/dbus_thread_manager.h"
-#include "chrome/browser/chromeos/dbus/power_manager_client.h"
-#include "chrome/browser/chromeos/language_preferences.h"
-#include "chrome/browser/chromeos/system/input_device_settings.h"
-#include "chrome/browser/chromeos/xinput_hierarchy_changed_event_listener.h"
-#include "chrome/browser/extensions/extension_service.h"
-#include "chrome/browser/prefs/pref_service.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/ui/webui/options2/chromeos/system_settings_provider2.h"
-#include "chrome/common/chrome_switches.h"
-#include "chrome/common/extensions/extension.h"
-#include "chrome/common/pref_names.h"
-#include "grit/browser_resources.h"
-#include "grit/chromium_strings.h"
-#include "grit/generated_resources.h"
-#include "grit/locale_settings.h"
-#include "grit/theme_resources.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/resource/resource_bundle.h"
-
-using content::BrowserThread;
-
-namespace {
-
-void TouchpadExistsFileThread(bool* exists) {
-  *exists = chromeos::system::touchpad_settings::TouchpadExists();
-}
-
-void MouseExistsFileThread(bool* exists) {
-  *exists = chromeos::system::mouse_settings::MouseExists();
-}
-
-}  // namespace
-
-namespace options2 {
-
-SystemOptionsHandler::SystemOptionsHandler() {
-}
-
-SystemOptionsHandler::~SystemOptionsHandler() {
-  chromeos::XInputHierarchyChangedEventListener::GetInstance()
-      ->RemoveObserver(this);
-}
-
-void SystemOptionsHandler::GetLocalizedValues(
-    DictionaryValue* localized_strings) {
-  DCHECK(localized_strings);
-
-  RegisterTitle(localized_strings, "systemPage", IDS_OPTIONS_SYSTEM_TAB_LABEL);
-  localized_strings->SetString("datetimeTitle",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_SECTION_TITLE_DATETIME));
-  localized_strings->SetString("timezone",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_TIMEZONE_DESCRIPTION));
-  localized_strings->SetString("use24HourClock",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_USE_24HOUR_CLOCK_DESCRIPTION));
-
-  localized_strings->SetString("screen",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_SECTION_TITLE_SCREEN));
-  localized_strings->SetString("brightness",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_BRIGHTNESS_DESCRIPTION));
-  localized_strings->SetString("brightnessDecrease",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_BRIGHTNESS_DECREASE));
-  localized_strings->SetString("brightnessIncrease",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_BRIGHTNESS_INCREASE));
-
-  localized_strings->SetString("pointer",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_SECTION_TITLE_POINTER));
-  localized_strings->SetString("touchpad",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_SECTION_TITLE_TOUCHPAD));
-  localized_strings->SetString("mouse",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_SECTION_TITLE_MOUSE));
-  localized_strings->SetString("enableTapToClick",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_TAP_TO_CLICK_ENABLED_DESCRIPTION));
-  localized_strings->SetString("sensitivity",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_SENSITIVITY_DESCRIPTION));
-  localized_strings->SetString("sensitivityLess",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_SENSITIVITY_LESS_DESCRIPTION));
-  localized_strings->SetString("sensitivityMore",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_SENSITIVITY_MORE_DESCRIPTION));
-  localized_strings->SetString("primaryMouseRight",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_PRIMARY_MOUSE_RIGHT_DESCRIPTION));
-
-  localized_strings->SetString("language",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_SECTION_TITLE_LANGUAGE));
-  localized_strings->SetString("languageCustomize",
-      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_LANGUAGES_CUSTOMIZE));
-  localized_strings->SetString("modifierKeysCustomize",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_LANGUAGES_MODIFIER_KEYS_CUSTOMIZE));
-
-  localized_strings->SetString("accessibilityTitle",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_SECTION_TITLE_ACCESSIBILITY));
-  localized_strings->SetString("accessibilitySpokenFeedback",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_ACCESSIBILITY_DESCRIPTION));
-  localized_strings->SetString("accessibilityHighContrast",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_ACCESSIBILITY_HIGH_CONTRAST_DESCRIPTION));
-  localized_strings->SetString("accessibilityScreenMagnifier",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_ACCESSIBILITY_SCREEN_MAGNIFIER_DESCRIPTION));
-  localized_strings->SetString("accessibilityVirtualKeyboard",
-      l10n_util::GetStringUTF16(
-          IDS_OPTIONS_SETTINGS_ACCESSIBILITY_VIRTUAL_KEYBOARD_DESCRIPTION));
-
-  // TODO(pastarmovj): replace this with a call to the CrosSettings list
-  // handling functionality to come.
-  localized_strings->Set("timezoneList",
-      static_cast<chromeos::options2::SystemSettingsProvider*>(
-          chromeos::CrosSettings::Get()->GetProvider(
-              chromeos::kSystemTimezone))->GetTimezoneList());
-}
-
-void SystemOptionsHandler::Initialize() {
-  PrefService* pref_service = g_browser_process->local_state();
-  base::FundamentalValue spoken_feedback_enabled(
-      pref_service->GetBoolean(prefs::kSpokenFeedbackEnabled));
-  web_ui()->CallJavascriptFunction(
-      "options.SystemOptions.setSpokenFeedbackCheckboxState",
-      spoken_feedback_enabled);
-  base::FundamentalValue high_contrast_enabled(
-      pref_service->GetBoolean(prefs::kHighContrastEnabled));
-  web_ui()->CallJavascriptFunction(
-      "options.SystemOptions.setHighContrastCheckboxState",
-      high_contrast_enabled);
-  base::FundamentalValue screen_magnifier_enabled(
-      pref_service->GetBoolean(prefs::kScreenMagnifierEnabled));
-  web_ui()->CallJavascriptFunction(
-      "options.SystemOptions.setScreenMagnifierCheckboxState",
-      screen_magnifier_enabled);
-  base::FundamentalValue virtual_keyboard_enabled(
-      pref_service->GetBoolean(prefs::kVirtualKeyboardEnabled));
-  web_ui()->CallJavascriptFunction(
-      "options.SystemOptions.setVirtualKeyboardCheckboxState",
-      virtual_keyboard_enabled);
-
-  chromeos::XInputHierarchyChangedEventListener::GetInstance()
-      ->AddObserver(this);
-  DeviceHierarchyChanged();
-}
-
-void SystemOptionsHandler::CheckTouchpadExists() {
-  bool* exists = new bool;
-  BrowserThread::PostTaskAndReply(BrowserThread::FILE, FROM_HERE,
-      base::Bind(&TouchpadExistsFileThread, exists),
-      base::Bind(&SystemOptionsHandler::TouchpadExists, AsWeakPtr(), exists));
-}
-
-void SystemOptionsHandler::CheckMouseExists() {
-  bool* exists = new bool;
-  BrowserThread::PostTaskAndReply(BrowserThread::FILE, FROM_HERE,
-      base::Bind(&MouseExistsFileThread, exists),
-      base::Bind(&SystemOptionsHandler::MouseExists, AsWeakPtr(), exists));
-}
-
-void SystemOptionsHandler::TouchpadExists(bool* exists) {
-  base::FundamentalValue val(*exists);
-  web_ui()->CallJavascriptFunction("options.SystemOptions.showTouchpadControls",
-                                   val);
-  delete exists;
-}
-
-void SystemOptionsHandler::MouseExists(bool* exists) {
-  base::FundamentalValue val(*exists);
-  web_ui()->CallJavascriptFunction("options.SystemOptions.showMouseControls",
-                                   val);
-  delete exists;
-}
-
-void SystemOptionsHandler::RegisterMessages() {
-  web_ui()->RegisterMessageCallback(
-      "spokenFeedbackChange",
-      base::Bind(&SystemOptionsHandler::SpokenFeedbackChangeCallback,
-                 base::Unretained(this)));
-  web_ui()->RegisterMessageCallback(
-      "highContrastChange",
-      base::Bind(&SystemOptionsHandler::HighContrastChangeCallback,
-                 base::Unretained(this)));
-  web_ui()->RegisterMessageCallback(
-      "screenMagnifierChange",
-      base::Bind(&SystemOptionsHandler::ScreenMagnifierChangeCallback,
-                 base::Unretained(this)));
-  web_ui()->RegisterMessageCallback(
-      "virtualKeyboardChange",
-      base::Bind(&SystemOptionsHandler::VirtualKeyboardChangeCallback,
-                 base::Unretained(this)));
-
-  web_ui()->RegisterMessageCallback(
-      "decreaseScreenBrightness",
-      base::Bind(&SystemOptionsHandler::DecreaseScreenBrightnessCallback,
-                 base::Unretained(this)));
-  web_ui()->RegisterMessageCallback(
-      "increaseScreenBrightness",
-      base::Bind(&SystemOptionsHandler::IncreaseScreenBrightnessCallback,
-                 base::Unretained(this)));
-}
-
-void SystemOptionsHandler::DeviceHierarchyChanged() {
-  CheckMouseExists();
-  CheckTouchpadExists();
-}
-
-void SystemOptionsHandler::SpokenFeedbackChangeCallback(const ListValue* args) {
-  bool enabled = false;
-  args->GetBoolean(0, &enabled);
-
-  chromeos::accessibility::EnableAccessibility(enabled, NULL);
-}
-
-void SystemOptionsHandler::HighContrastChangeCallback(const ListValue* args) {
-  bool enabled = false;
-  args->GetBoolean(0, &enabled);
-
-  chromeos::accessibility::EnableHighContrast(enabled);
-}
-
-void SystemOptionsHandler::ScreenMagnifierChangeCallback(
-    const ListValue* args) {
-  bool enabled = false;
-  args->GetBoolean(0, &enabled);
-
-  chromeos::accessibility::EnableScreenMagnifier(enabled);
-}
-
-void SystemOptionsHandler::VirtualKeyboardChangeCallback(
-    const ListValue* args) {
-  bool enabled = false;
-  args->GetBoolean(0, &enabled);
-
-  chromeos::accessibility::EnableVirtualKeyboard(enabled);
-}
-
-void SystemOptionsHandler::DecreaseScreenBrightnessCallback(
-    const ListValue* args) {
-  // Do not allow the options button to turn off the backlight, as that
-  // can make it very difficult to see the increase brightness button.
-  chromeos::DBusThreadManager::Get()->GetPowerManagerClient()->
-      DecreaseScreenBrightness(false);
-}
-
-void SystemOptionsHandler::IncreaseScreenBrightnessCallback(
-    const ListValue* args) {
-  chromeos::DBusThreadManager::Get()->GetPowerManagerClient()->
-      IncreaseScreenBrightness();
-}
-
-}  // namespace options2