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// Copyright (c) 2012 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.
cr.define('options', function() {
var OptionsPage = options.OptionsPage;
var ArrayDataModel = cr.ui.ArrayDataModel;
const localStrings = new LocalStrings();
/**
* StartupOverlay class
* Encapsulated handling of the 'Set Startup pages' overlay page.
* @constructor
* @class
*/
function StartupOverlay() {
OptionsPage.call(this, 'startup',
templateData.startupOverlayTabTitle,
'startup-overlay');
};
cr.addSingletonGetter(StartupOverlay);
StartupOverlay.prototype = {
// Inherit from OptionsPage.
__proto__: OptionsPage.prototype,
startup_pages_pref_: {
'name': 'session.urls_to_restore_on_startup',
'disabled': false
},
/**
* An autocomplete list that can be attached to a text field during editing.
* @type {HTMLElement}
* @private
*/
autocompleteList_ : null,
/**
* Initialize the page.
*/
initializePage: function() {
// Call base class implementation to start preference initialization.
OptionsPage.prototype.initializePage.call(this);
var self = this;
var startupPagesList = $('startupPagesList');
options.browser_options.StartupPageList.decorate(startupPagesList);
startupPagesList.autoExpands = true;
$('startupUseCurrentButton').onclick = function(event) {
chrome.send('setStartupPagesToCurrentPages');
};
$('startup-overlay-ok').onclick = function() {
OptionsPage.closeOverlay();
}
// Initialize control enabled states.
Preferences.getInstance().addEventListener(
this.startup_pages_pref_.name,
this.handleStartupPageListChange_.bind(this));
var suggestionList = new options.AutocompleteList();
suggestionList.autoExpands = true;
suggestionList.suggestionUpdateRequestCallback =
this.requestAutocompleteSuggestions_.bind(this);
$('startup-overlay').appendChild(suggestionList);
this.autocompleteList_ = suggestionList;
startupPagesList.autocompleteList = suggestionList;
},
/**
* Updates the startup pages list with the given entries.
* @param {Array} pages List of startup pages.
* @private
*/
updateStartupPages_: function(pages) {
var model = new ArrayDataModel(pages);
// Add a "new page" row.
model.push({
'modelIndex': '-1'
});
$('startupPagesList').dataModel = model;
},
/**
* Sends an asynchronous request for new autocompletion suggestions for the
* the given query. When new suggestions are available, the C++ handler will
* call updateAutocompleteSuggestions_.
* @param {string} query List of autocomplete suggestions.
* @private
*/
requestAutocompleteSuggestions_: function(query) {
chrome.send('requestAutocompleteSuggestionsForStartupPages', [query]);
},
/**
* Updates the autocomplete suggestion list with the given entries.
* @param {Array} pages List of autocomplete suggestions.
* @private
*/
updateAutocompleteSuggestions_: function(suggestions) {
var list = this.autocompleteList_;
// If the trigger for this update was a value being selected from the
// current list, do nothing.
if (list.targetInput && list.selectedItem &&
list.selectedItem['url'] == list.targetInput.value) {
console.log('value selected from current list')
return;
}
list.suggestions = suggestions;
},
/**
* Handle change events of the preference
* 'session.urls_to_restore_on_startup'.
* @param {event} preference changed event.
* @private
*/
handleStartupPageListChange_: function(event) {
this.startup_pages_pref_.disabled = event.value['disabled'];
},
};
// Forward public APIs to private implementations.
[
'updateStartupPages',
'updateAutocompleteSuggestions',
].forEach(function(name) {
StartupOverlay[name] = function(value) {
StartupOverlay.getInstance()[name + '_'](value);
};
});
// Export
return {
StartupOverlay: StartupOverlay
};
});
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