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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.
#ifndef CHROME_BROWSER_CHROMEOS_DOM_UI_SYSTEM_SETTINGS_PROVIDER_H_
#define CHROME_BROWSER_CHROMEOS_DOM_UI_SYSTEM_SETTINGS_PROVIDER_H_
#include <vector>
#include "base/string16.h"
#include "chrome/browser/chromeos/cros/system_library.h"
#include "chrome/browser/chromeos/cros_settings_provider.h"
#include "third_party/icu/public/i18n/unicode/timezone.h"
class Value;
class ListValue;
namespace chromeos {
class SystemSettingsProvider : public CrosSettingsProvider,
public SystemLibrary::Observer {
public:
SystemSettingsProvider();
virtual ~SystemSettingsProvider();
// CrosSettingsProvider overrides.
virtual void Set(const std::string& path, Value* in_value);
virtual bool Get(const std::string& path, Value** out_value) const;
virtual bool HandlesSetting(const std::string& path);
// Overridden from SystemLibrary::Observer:
virtual void TimezoneChanged(const icu::TimeZone& timezone);
// Creates the map of timezones used by the options page.
ListValue* GetTimezoneList();
private:
// Gets timezone name.
static string16 GetTimezoneName(const icu::TimeZone& timezone);
// Gets timezone ID which is also used as timezone pref value.
static string16 GetTimezoneID(const icu::TimeZone& timezone);
// Gets timezone object from its id.
const icu::TimeZone* GetTimezone(const string16& timezone_id);
// Timezones.
std::vector<icu::TimeZone*> timezones_;
DISALLOW_COPY_AND_ASSIGN(SystemSettingsProvider);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_DOM_UI_SYSTEM_SETTINGS_PROVIDER_H_
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