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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.
/**
* @fileoverview Oobe eula screen implementation.
*/
login.createScreen('EulaScreen', 'eula', function() {
return {
/** @override */
decorate: function() {
$('stats-help-link').addEventListener('click', function(event) {
chrome.send('eulaOnLearnMore');
});
$('installation-settings-link').addEventListener(
'click', function(event) {
chrome.send('eulaOnInstallationSettingsPopupOpened');
$('popup-overlay').hidden = false;
$('installation-settings-ok-button').focus();
});
$('installation-settings-ok-button').addEventListener(
'click', function(event) {
$('popup-overlay').hidden = true;
});
// Do not allow focus leaving the overlay.
$('popup-overlay').addEventListener('focusout', function(event) {
// WebKit does not allow immediate focus return.
window.setTimeout(function() {
// TODO(ivankr): focus cycling.
$('installation-settings-ok-button').focus();
}, 0);
event.preventDefault();
});
},
/**
* Event handler that is invoked when 'chrome://terms' is loaded.
*/
onFrameLoad: function() {
$('accept-button').disabled = false;
$('eula').classList.remove('eula-loading');
// Initially, the back button is focused and the accept button is
// disabled.
// Move the focus to the accept button now but only if the user has not
// moved the focus anywhere in the meantime.
if (!$('back-button').blurred)
$('accept-button').focus();
},
/**
* Event handler that is invoked just before the screen is shown.
* @param {object} data Screen init payload.
*/
onBeforeShow: function() {
$('eula').classList.add('eula-loading');
$('cros-eula-frame').onload = this.onFrameLoad;
$('accept-button').disabled = true;
$('cros-eula-frame').src = 'chrome://terms';
},
/**
* Header text of the screen.
* @type {string}
*/
get header() {
return loadTimeData.getString('eulaScreenTitle');
},
/**
* Buttons in oobe wizard's button strip.
* @type {Array} Array of Buttons.
*/
get buttons() {
var buttons = [];
var backButton = this.ownerDocument.createElement('button');
backButton.id = 'back-button';
backButton.textContent = loadTimeData.getString('back');
backButton.addEventListener('click', function(e) {
chrome.send('eulaOnExit', [false, $('usage-stats').checked]);
e.stopPropagation();
});
buttons.push(backButton);
var acceptButton = this.ownerDocument.createElement('button');
acceptButton.id = 'accept-button';
acceptButton.disabled = true;
acceptButton.classList.add('preserve-disabled-state');
acceptButton.textContent = loadTimeData.getString('acceptAgreement');
acceptButton.addEventListener('click', function(e) {
$('eula').classList.add('loading'); // Mark EULA screen busy.
chrome.send('eulaOnExit', [true, $('usage-stats').checked]);
e.stopPropagation();
});
buttons.push(acceptButton);
return buttons;
},
/**
* Returns a control which should receive an initial focus.
*/
get defaultControl() {
return $('accept-button').disabled ? $('back-button') :
$('accept-button');
},
/**
* Updates localized content of the screen that is not updated via template.
*/
updateLocalizedContent: function() {
// Force iframes to refresh. It's only available method because we have
// no access to iframe.contentWindow.
if ($('cros-eula-frame').src) {
$('cros-eula-frame').src = $('cros-eula-frame').src;
}
if ($('oem-eula-frame').src) {
$('oem-eula-frame').src = $('oem-eula-frame').src;
}
}
};
});
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