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// Copyright (c) 2011 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/options/chromeos/system_options_handler.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 "content/browser/tab_contents/tab_contents.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/options/chromeos/system_settings_provider.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/extensions/extension.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
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("accessibility",
l10n_util::GetStringUTF16(
IDS_OPTIONS_SETTINGS_ACCESSIBILITY_DESCRIPTION));
// TODO(pastarmovj): replace this with a call to the CrosSettings list
// handling functionality to come.
localized_strings->Set("timezoneList",
static_cast<chromeos::SystemSettingsProvider*>(
chromeos::CrosSettings::Get()->GetProvider(
chromeos::kSystemTimezone))->GetTimezoneList());
}
void SystemOptionsHandler::Initialize() {
PrefService* pref_service = g_browser_process->local_state();
bool acc_enabled = pref_service->GetBoolean(prefs::kSpokenFeedbackEnabled);
base::FundamentalValue checked(acc_enabled);
web_ui()->CallJavascriptFunction(
"options.SystemOptions.SetAccessibilityCheckboxState", checked);
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("accessibilityChange",
base::Bind(&SystemOptionsHandler::AccessibilityChangeCallback,
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::AccessibilityChangeCallback(const ListValue* args) {
std::string checked_str;
args->GetString(0, &checked_str);
bool accessibility_enabled = (checked_str == "true");
chromeos::accessibility::EnableAccessibility(accessibility_enabled, NULL);
}
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();
}
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