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// Copyright 2013 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.
// This file contains utility functions for locale change.
#ifndef CHROME_BROWSER_CHROMEOS_BASE_LOCALE_UTIL_H_
#define CHROME_BROWSER_CHROMEOS_BASE_LOCALE_UTIL_H_
#include <string>
#include "base/memory/scoped_ptr.h"
namespace base {
template <typename T>
class Callback;
} // namespace base
namespace chromeos {
namespace locale_util {
// This callback is called on UI thread, when ReloadLocaleResources() is
// completed on BlockingPool.
// Arguments:
// locale - (copy of) locale argument to SwitchLanguage(). Expected locale.
// loaded_locale - actual locale name loaded.
// success - if locale load succeeded.
// (const std::string* locale, const std::string* loaded_locale, bool success)
typedef base::Callback<void(const std::string&, const std::string&, bool)>
SwitchLanguageCallback;
// This function updates input methods only if requested. In general you want
// "enableLocaleKeyboardLayouts=true".
// Note: in case of "enableLocaleKeyboardLayouts=false" the input
// method currently in use may not be supported by the new locale. (i.e.
// using new locale with unsupported input method may lead to undefined
// behavior; use "enableLocaleKeyboardLayouts=false" with caution)
// Note2: login_layouts_only=true enables only login-capable layouts.
void SwitchLanguage(const std::string& locale,
const bool enableLocaleKeyboardLayouts,
const bool login_layouts_only,
scoped_ptr<SwitchLanguageCallback> callback);
} // namespace locale_util
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_BASE_LOCALE_UTIL_H_
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