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// 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/dom_ui/system_options_handler.h"
#include "app/l10n_util.h"
#include "base/basictypes.h"
#include "base/callback.h"
#include "base/i18n/time_formatting.h"
#include "base/stl_util-inl.h"
#include "base/time.h"
#include "base/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/common/notification_service.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"
static const char* kTimeZonesUtf8[] = {
"Pacific/Samoa",
"US/Hawaii",
"US/Alaska",
"US/Pacific",
"US/Mountain",
"US/Central",
"US/Eastern",
"America/Santiago",
"America/Sao_Paulo",
"Atlantic/South_Georgia",
"Atlantic/Cape_Verde",
"Europe/London",
"Europe/Rome",
"Europe/Helsinki",
"Europe/Moscow",
"Asia/Dubai",
"Asia/Karachi",
"Asia/Dhaka",
"Asia/Bangkok",
"Asia/Hong_Kong",
"Asia/Tokyo",
"Australia/Sydney",
"Asia/Magadan",
"Pacific/Auckland" };
SystemOptionsHandler::SystemOptionsHandler() {
// TODO(chocobo): For now, add all the GMT timezones.
// We may eventually want to use icu::TimeZone::createEnumeration()
// to list all the timezones and pick the ones we want to show.
// NOTE: This currently does not handle daylight savings properly
// b/c this is just a manually selected list of timezones that
// happen to span the GMT-11 to GMT+12 Today. When daylight savings
// kick in, this list might have more than one timezone in the same
// GMT bucket.
for (size_t i = 0; i < arraysize(kTimeZonesUtf8); i++) {
timezones_.push_back(icu::TimeZone::createTimeZone(
icu::UnicodeString::fromUTF8(kTimeZonesUtf8[i])));
}
}
SystemOptionsHandler::~SystemOptionsHandler() {
STLDeleteElements(&timezones_);
}
void SystemOptionsHandler::GetLocalizedValues(
DictionaryValue* localized_strings) {
DCHECK(localized_strings);
// System page - ChromeOS
localized_strings->SetString(L"systemPage",
l10n_util::GetString(IDS_OPTIONS_SYSTEM_TAB_LABEL));
localized_strings->SetString(L"datetime_title",
l10n_util::GetString(IDS_OPTIONS_SETTINGS_SECTION_TITLE_DATETIME));
localized_strings->SetString(L"timezone",
l10n_util::GetString(IDS_OPTIONS_SETTINGS_TIMEZONE_DESCRIPTION));
localized_strings->SetString(L"touchpad",
l10n_util::GetString(IDS_OPTIONS_SETTINGS_SECTION_TITLE_TOUCHPAD));
localized_strings->SetString(L"enable_tap_to_click",
l10n_util::GetString(
IDS_OPTIONS_SETTINGS_TAP_TO_CLICK_ENABLED_DESCRIPTION));
localized_strings->SetString(L"enable_vert_edge_scroll",
l10n_util::GetString(
IDS_OPTIONS_SETTINGS_VERT_EDGE_SCROLL_ENABLED_DESCRIPTION));
localized_strings->SetString(L"sensitivity",
l10n_util::GetString(IDS_OPTIONS_SETTINGS_SENSITIVITY_DESCRIPTION));
localized_strings->SetString(L"speed_factor",
l10n_util::GetString(IDS_OPTIONS_SETTINGS_SPEED_FACTOR_DESCRIPTION));
localized_strings->SetString(L"language",
l10n_util::GetString(IDS_OPTIONS_SETTINGS_SECTION_TITLE_LANGUAGE));
localized_strings->SetString(L"language_customize",
l10n_util::GetString(IDS_OPTIONS_SETTINGS_LANGUAGES_CUSTOMIZE));
localized_strings->SetString(L"accessibility_title",
l10n_util::GetString(IDS_OPTIONS_SETTINGS_SECTION_TITLE_ACCESSIBILITY));
localized_strings->SetString(L"accessibility",
l10n_util::GetString(IDS_OPTIONS_SETTINGS_ACCESSIBILITY_DESCRIPTION));
localized_strings->Set(L"timezoneList", GetTimezoneList());
}
ListValue* SystemOptionsHandler::GetTimezoneList() {
ListValue* timezoneList = new ListValue();
for (std::vector<icu::TimeZone*>::iterator iter = timezones_.begin();
iter != timezones_.end(); ++iter) {
const icu::TimeZone* timezone = *iter;
ListValue* option = new ListValue();
option->Append(Value::CreateStringValue(GetTimezoneID(timezone)));
option->Append(Value::CreateStringValue(GetTimezoneName(timezone)));
timezoneList->Append(option);
}
return timezoneList;
}
std::wstring SystemOptionsHandler::GetTimezoneName(
const icu::TimeZone* timezone) {
DCHECK(timezone);
icu::UnicodeString name;
timezone->getDisplayName(name);
std::wstring output;
UTF16ToWide(name.getBuffer(), name.length(), &output);
int hour_offset = timezone->getRawOffset() / 3600000;
const wchar_t* format;
if (hour_offset == 0)
format = L"(GMT) ";
else
format = L"(GMT%+d) ";
return StringPrintf(format, hour_offset) + output;
}
std::wstring SystemOptionsHandler::GetTimezoneID(
const icu::TimeZone* timezone) {
DCHECK(timezone);
icu::UnicodeString id;
timezone->getID(id);
std::wstring output;
UTF16ToWide(id.getBuffer(), id.length(), &output);
return output;
}
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