1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
|
// 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;
/**
* Encapsulated handling of about page.
*/
function AboutPage() {
OptionsPage.call(this, 'about', templateData.aboutPage, 'aboutPage');
}
cr.addSingletonGetter(AboutPage);
AboutPage.prototype = {
// Inherit AboutPage from OptionsPage.
__proto__: OptionsPage.prototype,
// Initialize AboutPage.
initializePage: function() {
// Call base class implementation to start preference initialization.
OptionsPage.prototype.initializePage.call(this);
$('checkNow').onclick = function(event) {
chrome.send('CheckNow');
};
$('moreInfoButton').onclick = function(event) {
$('aboutPageLessInfo').classList.add('hidden');
$('aboutPageMoreInfo').classList.remove('hidden');
};
if (cr.commandLine.options['--bwsi']) {
$('channelSelect').disabled = true;
} else {
$('channelSelect').onchange = function(event) {
var channel = event.target.value;
chrome.send('SetReleaseTrack', [channel]);
};
}
// Notify the handler that the page is ready.
chrome.send('PageReady');
},
// Update the Default Browsers section based on the current state.
updateOSVersion_: function(versionString) {
$('osVersion0').textContent = versionString;
$('osVersion1').textContent = versionString;
},
updateStatus_: function(message) {
$('updateStatus').textContent = message;
},
updateEnable_: function(enable) {
$('checkNow').disabled = !enable;
},
// Updates the selected option in 'channelSelect' <select> element.
updateSelectedOption_: function(value) {
var options = $('channelSelect').querySelectorAll('option');
for (var i = 0; i < options.length; i++) {
var option = options[i];
if (option.value == value) {
option.selected = true;
}
}
},
// Changes the "check now" button to "restart now" button.
changeToRestartButton_: function() {
$('checkNow').textContent = localStrings.getString('restart_now');
$('checkNow').disabled = false;
$('checkNow').onclick = function(event) {
chrome.send('RestartNow');
};
},
};
AboutPage.updateOSVersionCallback = function(versionString) {
AboutPage.getInstance().updateOSVersion_(versionString);
};
AboutPage.updateStatusCallback = function(message) {
AboutPage.getInstance().updateStatus_(message);
};
AboutPage.updateEnableCallback = function(enable) {
AboutPage.getInstance().updateEnable_(enable);
};
AboutPage.updateSelectedOptionCallback = function(value) {
AboutPage.getInstance().updateSelectedOption_(value);
};
AboutPage.setUpdateImage = function(state) {
$('updateIcon').className= 'update-icon ' + state;
};
AboutPage.changeToRestartButton = function() {
AboutPage.getInstance().changeToRestartButton_();
};
// Export
return {
AboutPage: AboutPage
};
});
|
