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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.
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "chromeos/chromeos_export.h"
#include "url/gurl.h"
namespace chromeos {
namespace input_method {
// A structure which represents an input method.
class CHROMEOS_EXPORT InputMethodDescriptor {
InputMethodDescriptor(const std::string& id,
const std::string& name,
const std::vector<std::string>& keyboard_layouts,
const std::vector<std::string>& language_codes,
bool is_login_keyboard,
const GURL& options_page_url,
const GURL& input_view_url);
// Accessors
const std::string& id() const { return id_; }
const std::string& name() const { return name_; }
const std::vector<std::string>& language_codes() const {
return language_codes_;
const GURL& options_page_url() const { return options_page_url_; }
const GURL& input_view_url() const { return input_view_url_; }
const std::vector<std::string>& keyboard_layouts() const {
return keyboard_layouts_;
bool is_login_keyboard() const { return is_login_keyboard_; }
// Returns preferred keyboard layout.
std::string GetPreferredKeyboardLayout() const;
// An ID that identifies an input method engine (e.g., "t:latn-post",
// "pinyin", "hangul").
std::string id_;
// A name used to specify the user-visible name of this input method. It is
// only used by extension IMEs, and should be blank for internal IMEs.
std::string name_;
// A preferred physical keyboard layout for the input method (e.g., "us",
// "us(dvorak)", "jp"). Comma separated layout names do NOT appear.
std::vector<std::string> keyboard_layouts_;
// Language code like "ko", "ja", "en-US", and "zh-CN".
std::vector<std::string> language_codes_;
// True if this input method can be used on login screen.
bool is_login_keyboard_;
// Options page URL e.g.
// "chrome-extension://ceaajjmckiakobniehbjpdcidfpohlin/options.html".
// This field is valid only for input method extension.
GURL options_page_url_;
// Input View URL e.g.
// "chrome-extension://ceaajjmckiakobniehbjpdcidfpohlin/my_input_view.html".
// This field is valid only for input method extension.
GURL input_view_url_;
typedef std::vector<InputMethodDescriptor> InputMethodDescriptors;
} // namespace input_method
} // namespace chromeos