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// Copyright (c) 2011 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;
/////////////////////////////////////////////////////////////////////////////
// IntentsView class:
/**
* Encapsulated handling of the Intents data page.
* @constructor
*/
function IntentsView(model) {
OptionsPage.call(this, 'intents',
templateData.intentsViewPageTabTitle,
'intents-view-page');
}
cr.addSingletonGetter(IntentsView);
IntentsView.prototype = {
__proto__: OptionsPage.prototype,
initializePage: function() {
OptionsPage.prototype.initializePage.call(this);
var intentsList = $('intents-list');
options.IntentsList.decorate(intentsList);
window.addEventListener('resize', this.handleResize_.bind(this));
this.addEventListener('visibleChange', this.handleVisibleChange_);
},
initialized_: false,
/**
* Handler for OptionsPage's visible property change event.
* @param {Event} e Property change event.
* @private
*/
handleVisibleChange_: function(e) {
if (!this.visible)
return;
// Resize the intents list whenever the options page becomes visible.
this.handleResize_(null);
if (!this.initialized_) {
this.initialized_ = true;
chrome.send('loadIntents');
} else {
$('intents-list').redraw();
}
},
/**
* Handler for when the window changes size. Resizes the intents list to
* match the window height.
* @param {?Event} e Window resize event, or null if called directly.
* @private
*/
handleResize_: function(e) {
if (!this.visible)
return;
var intentsList = $('intents-list');
// 25 pixels from the window bottom seems like a visually pleasing amount.
var height = window.innerHeight - intentsList.offsetTop - 25;
intentsList.style.height = height + 'px';
},
};
// IntentsViewHandler callbacks.
IntentsView.loadChildren = function(args) {
$('intents-list').loadChildren(args[0], args[1]);
};
// Export
return {
IntentsView: IntentsView
};
});
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