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// Copyright 2015 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.
/**
* @fileoverview Closure typedefs for dictionaries and interfaces used by
* language settings.
*/
/**
* Current properties of a language.
* @typedef {{spellCheckEnabled: boolean, translateEnabled: boolean,
* removable: boolean}} */
var LanguageState;
/**
* Information about a language including intrinsic information (|language|)
* and the |state| of the language.
* @typedef {{language: !chrome.languageSettingsPrivate.Language,
* state: !LanguageState}}
*/
var LanguageInfo;
/**
* Languages data to expose to consumers.
* supportedLanguages: an array of languages, ordered alphabetically.
* enabledLanguages: an array of enabled language info, ordered by preference.
* translateTarget: the default language to translate into.
* @typedef {{
* supportedLanguages: !Array<!chrome.languageSettingsPrivate.Language>,
* enabledLanguages: !Array<!LanguageInfo>,
* translateTarget: string
* }}
*/
var LanguagesModel;
/**
* Helper methods implemented by settings-languages-singleton. The nature of
* the interaction between the singleton Polymer element and the |languages|
* properties kept in sync is hidden from the consumer, which can just treat
* these methods as a handy interface.
* @interface
*/
var LanguageHelper = function() {};
LanguageHelper.prototype = {
<if expr="chromeos or is_win">
/**
* Sets the prospective UI language to the chosen language. This won't affect
* the actual UI language until a restart.
* @param {string} languageCode
*/
setUILanguage: assertNotReached,
/** Resets the prospective UI language back to the actual UI language. */
resetUILanguage: assertNotReached,
/**
* Returns the "prospective" UI language, i.e. the one to be used on next
* restart. If the pref is not set, the current UI language is also the
* "prospective" language.
* @return {string} Language code of the prospective UI language.
*/
getProspectiveUILanguage: assertNotReached,
</if>
/**
* @param {string} languageCode
* @return {boolean}
*/
isLanguageEnabled: assertNotReached,
/**
* Enables the language, making it available for spell check and input.
* @param {string} languageCode
*/
enableLanguage: assertNotReached,
/**
* Disables the language.
* @param {string} languageCode
*/
disableLanguage: assertNotReached,
/**
* @param {string} languageCode Language code for an enabled language.
* @return {boolean}
*/
canDisableLanguage: assertNotReached,
/**
* Enables translate for the given language by removing the translate
* language from the blocked languages preference.
* @param {string} languageCode
*/
enableTranslateLanguage: assertNotReached,
/**
* Disables translate for the given language by adding the translate
* language to the blocked languages preference.
* @param {string} languageCode
*/
disableTranslateLanguage: assertNotReached,
/**
* Enables or disables spell check for the given language.
* @param {string} languageCode
* @param {boolean} enable
*/
toggleSpellCheck: assertNotReached,
/**
* Converts the language code for translate. There are some differences
* between the language set the Translate server uses and that for
* Accept-Language.
* @param {string} languageCode
* @return {string} The converted language code.
*/
convertLanguageCodeForTranslate: assertNotReached,
/**
* @param {string} languageCode
* @return {!chrome.languageSettingsPrivate.Language|undefined}
*/
getLanguage: assertNotReached,
};
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