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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.
cr.define('options', function() {
const OptionsPage = options.OptionsPage;
const ArrayDataModel = cr.ui.ArrayDataModel;
const ListSingleSelectionModel = cr.ui.ListSingleSelectionModel;
/**
* Encapsulated handling of search engine management page.
* @constructor
*/
function SearchEngineManager() {
this.activeNavTab = null;
OptionsPage.call(this, 'searchEngines',
templateData.searchEngineManagerPage,
'searchEngineManagerPage');
}
cr.addSingletonGetter(SearchEngineManager);
SearchEngineManager.prototype = {
__proto__: OptionsPage.prototype,
list_: null,
initializePage: function() {
OptionsPage.prototype.initializePage.call(this);
this.list_ = $('searchEngineList')
options.search_engines.SearchEngineList.decorate(this.list_);
var selectionModel = new ListSingleSelectionModel;
this.list_.selectionModel = selectionModel;
this.list_.autoExpands = true;
selectionModel.addEventListener('change',
this.selectionChanged_.bind(this));
var self = this;
$('addSearchEngineButton').onclick = function(event) {
chrome.send('editSearchEngine', ["-1"]);
OptionsPage.showOverlay('editSearchEngineOverlay');
};
$('editSearchEngineButton').onclick = function(event) {
chrome.send('editSearchEngine', [self.selectedModelIndex_]);
OptionsPage.showOverlay('editSearchEngineOverlay');
};
$('makeDefaultSearchEngineButton').onclick = function(event) {
chrome.send('managerSetDefaultSearchEngine',
[self.selectedModelIndex_]);
};
// Remove Windows-style accelerators from button labels.
// TODO(stuartmorgan): Remove this once the strings are updated.
$('addSearchEngineButton').textContent =
localStrings.getStringWithoutAccelerator('addSearchEngineButton');
},
/**
* Updates the search engine list with the given entries.
* @private
* @param {Array} engineList List of available search engines.
*/
updateSearchEngineList_: function(engineList) {
this.list_.dataModel = new ArrayDataModel(engineList);
},
/**
* Returns the currently selected list item's underlying model index.
* @private
*/
get selectedModelIndex_() {
var listIndex = this.list_.selectionModel.selectedIndex;
return this.list_.dataModel.item(listIndex)['modelIndex'];
},
/**
* Callback from the selection model when the selection changes.
* @private
* @param {!cr.Event} e Event with change info.
*/
selectionChanged_: function(e) {
var selectedIndex = this.list_.selectionModel.selectedIndex;
var engine = selectedIndex != -1 ?
this.list_.dataModel.item(selectedIndex) : null;
$('editSearchEngineButton').disabled = engine == null;
$('makeDefaultSearchEngineButton').disabled =
!(engine && engine['canBeDefault']);
},
};
SearchEngineManager.updateSearchEngineList = function(engineList) {
SearchEngineManager.getInstance().updateSearchEngineList_(engineList);
};
// Export
return {
SearchEngineManager: SearchEngineManager
};
});
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