• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5cr.define('options', function() {
6  var OptionsPage = options.OptionsPage;
7
8  /**
9   * ClearBrowserDataOverlay class
10   * Encapsulated handling of the 'Clear Browser Data' overlay page.
11   * @class
12   */
13  function ClearBrowserDataOverlay() {
14    OptionsPage.call(this, 'clearBrowserData',
15                     templateData.clearBrowserDataOverlayTabTitle,
16                     'clearBrowserDataOverlay');
17  }
18
19  cr.addSingletonGetter(ClearBrowserDataOverlay);
20
21  ClearBrowserDataOverlay.prototype = {
22    // Inherit ClearBrowserDataOverlay from OptionsPage.
23    __proto__: OptionsPage.prototype,
24
25    /**
26     * Initialize the page.
27     */
28    initializePage: function() {
29      // Call base class implementation to starts preference initialization.
30      OptionsPage.prototype.initializePage.call(this);
31
32      var f = this.updateCommitButtonState_.bind(this);
33      var types = ['browser.clear_data.browsing_history',
34                   'browser.clear_data.download_history',
35                   'browser.clear_data.cache',
36                   'browser.clear_data.cookies',
37                   'browser.clear_data.passwords',
38                   'browser.clear_data.form_data'];
39      types.forEach(function(type) {
40          Preferences.getInstance().addEventListener(type, f);
41      });
42
43      var checkboxes = document.querySelectorAll(
44          '#cbdContentArea input[type=checkbox]');
45      for (var i = 0; i < checkboxes.length; i++) {
46        checkboxes[i].onclick = f;
47      }
48      this.updateCommitButtonState_();
49
50      $('clearBrowserDataDismiss').onclick = function(event) {
51        ClearBrowserDataOverlay.dismiss();
52      };
53      $('clearBrowserDataCommit').onclick = function(event) {
54        chrome.send('performClearBrowserData');
55      };
56    },
57
58    // Set the enabled state of the commit button.
59    updateCommitButtonState_: function() {
60      var checkboxes = document.querySelectorAll(
61          '#cbdContentArea input[type=checkbox]');
62      var isChecked = false;
63      for (var i = 0; i < checkboxes.length; i++) {
64        if (checkboxes[i].checked) {
65          isChecked = true;
66          break;
67        }
68      }
69      $('clearBrowserDataCommit').disabled = !isChecked;
70    },
71  };
72
73  //
74  // Chrome callbacks
75  //
76  ClearBrowserDataOverlay.setClearingState = function(state) {
77    $('deleteBrowsingHistoryCheckbox').disabled = state;
78    $('deleteDownloadHistoryCheckbox').disabled = state;
79    $('deleteCacheCheckbox').disabled = state;
80    $('deleteCookiesCheckbox').disabled = state;
81    $('deletePasswordsCheckbox').disabled = state;
82    $('deleteFormDataCheckbox').disabled = state;
83    $('clearBrowserDataTimePeriod').disabled = state;
84    $('cbdThrobber').style.visibility = state ? 'visible' : 'hidden';
85
86    if (state)
87      $('clearBrowserDataCommit').disabled = true;
88    else
89      ClearBrowserDataOverlay.getInstance().updateCommitButtonState_();
90  };
91
92  ClearBrowserDataOverlay.doneClearing = function() {
93    // The delay gives the user some feedback that the clearing
94    // actually worked. Otherwise the dialog just vanishes instantly in most
95    // cases.
96    window.setTimeout(function() {
97      ClearBrowserDataOverlay.dismiss();
98    }, 200);
99  };
100
101  ClearBrowserDataOverlay.dismiss = function() {
102    OptionsPage.closeOverlay();
103    this.setClearingState(false);
104  };
105
106  // Export
107  return {
108    ClearBrowserDataOverlay: ClearBrowserDataOverlay
109  };
110});
111