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
|
// 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 Base class for dialogs that require saving preferences on
* confirm and resetting preference inputs on cancel.
*/
cr.define('options', function() {
/** @const */ var Page = cr.ui.pageManager.Page;
/** @const */ var PageManager = cr.ui.pageManager.PageManager;
/**
* Base class for settings dialogs.
* @constructor
* @param {string} name See Page constructor.
* @param {string} title See Page constructor.
* @param {string} pageDivName See Page constructor.
* @param {HTMLButtonElement} okButton The confirmation button element.
* @param {HTMLButtonElement} cancelButton The cancellation button element.
* @extends {cr.ui.pageManager.Page}
*/
function SettingsDialog(name, title, pageDivName, okButton, cancelButton) {
Page.call(this, name, title, pageDivName);
this.okButton = okButton;
this.cancelButton = cancelButton;
}
SettingsDialog.prototype = {
__proto__: Page.prototype,
/** @override */
initializePage: function() {
this.okButton.onclick = this.handleConfirm.bind(this);
this.cancelButton.onclick = this.handleCancel.bind(this);
},
/**
* Handles the confirm button by saving the dialog preferences.
*/
handleConfirm: function() {
PageManager.closeOverlay();
var prefs = Preferences.getInstance();
var els = this.pageDiv.querySelectorAll('[dialog-pref]');
for (var i = 0; i < els.length; i++) {
if (els[i].pref)
prefs.commitPref(els[i].pref, els[i].metric);
}
},
/**
* Handles the cancel button by closing the overlay.
*/
handleCancel: function() {
PageManager.closeOverlay();
var prefs = Preferences.getInstance();
var els = this.pageDiv.querySelectorAll('[dialog-pref]');
for (var i = 0; i < els.length; i++) {
if (els[i].pref)
prefs.rollbackPref(els[i].pref);
}
},
};
return {
SettingsDialog: SettingsDialog
};
});
|
