The Tor Browser: browser/metro/base/content/sanitizeUI.js@7e26c7da4463

     1 // -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; js2-basic-offset: 2; js2-skip-preprocessor-directives: t; -*-

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 "use strict";

     8 var SanitizeUI = {

     9   _sanitizer: null,

    11   _privDataElement: null,

    12   get _privData() {

    13     if (this._privDataElement === null) {

    14       this._privDataElement = document.getElementById("prefs-privdata");

    15     }

    16     return this._privDataElement;

    17   },

    19   init: function () {

    20     this._sanitizer = new Sanitizer();

    21     this._privData.addEventListener("CheckboxStateChange", this, true);

    22   },

    24   _clearNotificationTimeout: null,

    25   onSanitize: function onSanitize() {

    26     let button = document.getElementById("prefs-clear-data");

    27     let clearNotificationDeck = document.getElementById("clear-notification");

    28     let clearNotificationEmpty = document.getElementById("clear-notification-empty");

    29     let clearNotificationClearing = document.getElementById("clear-notification-clearing");

    30     let clearNotificationDone = document.getElementById("clear-notification-done");

    31     let allCheckboxes = SanitizeUI._privData.querySelectorAll("checkbox");

    32     let allSelected = SanitizeUI._privData.querySelectorAll(

    33       "#prefs-privdata-history[checked], " +

    34       "#prefs-privdata-other[checked] + #prefs-privdata-subitems .privdata-subitem-item[checked]");

    36     // disable button and checkboxes temporarily to indicate something is happening

    37     button.disabled = true;

    38     for (let checkbox of allCheckboxes) {

    39       checkbox.disabled = true;

    40     }

    41     clearNotificationDeck.selectedPanel = clearNotificationClearing;

    42     document.getElementById("clearprivacythrobber").enabled = true;

    44     // Run asynchronously to let UI update

    45     setTimeout(function() {

    46       for (let item of allSelected) {

    47         let itemName = item.getAttribute("itemName");

    49         try {

    50           SanitizeUI._sanitizer.clearItem(itemName);

    51         } catch(e) {

    52           Components.utils.reportError("Error sanitizing " + itemName + ": " + e);

    53         }

    54       }

    56       button.disabled = false;

    57       for (let checkbox of allCheckboxes) {

    58         checkbox.disabled = false;

    59       }

    60       clearNotificationDeck.selectedPanel = clearNotificationDone;

    61       document.getElementById("clearprivacythrobber").enabled = false;

    63       // Clear notifications after 4 seconds

    64       clearTimeout(SanitizeUI._clearNotificationTimeout);

    65       SanitizeUI._clearNotificationTimeout = setTimeout(function() {

    66         clearNotificationDeck.selectedPanel = clearNotificationEmpty;

    67       }, 4000);

    68     }, 0);

    69   },

    71   /* Disable the clear button when nothing is selected */

    72   _onCheckboxChange: function _onCheckboxChange() {

    73     let anySelected = SanitizeUI._privData.querySelector(

    74       "#prefs-privdata-history[checked], " +

    75       "#prefs-privdata-other[checked] + #prefs-privdata-subitems .privdata-subitem-item[checked]");

    77     let clearButton = document.getElementById("prefs-clear-data");

    78     clearButton.disabled = !anySelected;

    79   },

    81   handleEvent: function (aEvent) {

    82     switch (aEvent.type) {

    83       case "CheckboxStateChange":

    84         this._onCheckboxChange();

    85         break;

    86     }

    87   },

    88 };

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