browser/components/preferences/selectBookmark.js

   1 //* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
   9  *
  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is Select Bookmark for Home Page Dialog.
  16  *
  17  * The Initial Developer of the Original Code is Google Inc.
  18  * Portions created by the Initial Developer are Copyright (C) 2006
  19  * the Initial Developer. All Rights Reserved.
  20  *
  21  * Contributor(s):
  22  *   Ben Goodger <beng@google.com>
  23  *
  24  * Alternatively, the contents of this file may be used under the terms of
  25  * either the GNU General Public License Version 2 or later (the "GPL"), or
  26  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  27  * in which case the provisions of the GPL or the LGPL are applicable instead
  28  * of those above. If you wish to allow use of your version of this file only
  29  * under the terms of either the GPL or the LGPL, and not to allow others to
  30  * use your version of this file under the terms of the MPL, indicate your
  31  * decision by deleting the provisions above and replace them with the notice
  32  * and other provisions required by the GPL or the LGPL. If you do not delete
  33  * the provisions above, a recipient may use your version of this file under
  34  * the terms of any one of the MPL, the GPL or the LGPL.
  35  *
  36  * ***** END LICENSE BLOCK ***** */
  37
  38 /**
  39  * SelectBookmarkDialog controls the user interface for the "Use Bookmark for
  40  * Home Page" dialog.
  41  *
  42  * The caller (gMainPane.setHomePageToBookmark in main.js) invokes this dialog
  43  * with a single argument - a reference to an object with a .urls property and
  44  * a .names property.  This dialog is responsible for updating the contents of
  45  * the .urls property with an array of URLs to use as home pages and for
  46  * updating the .names property with an array of names for those URLs before it
  47  * closes.
  48  */
  49 var SelectBookmarkDialog = {
  50   init: function SBD_init() {
  51     document.getElementById("bookmarks").place =
  52       "place:queryType=1&folder=" + PlacesUIUtils.allBookmarksFolderId;
  53
  54     // Initial update of the OK button.
  55     this.selectionChanged();
  56   },
  57
  58   /**
  59    * Update the disabled state of the OK button as the user changes the
  60    * selection within the view.
  61    */
  62   selectionChanged: function SBD_selectionChanged() {
  63     var accept = document.documentElement.getButton("accept");
  64     var bookmarks = document.getElementById("bookmarks");
  65     var disableAcceptButton = true;
  66     if (bookmarks.hasSelection) {
  67       if (!PlacesUtils.nodeIsSeparator(bookmarks.selectedNode))
  68         disableAcceptButton = false;
  69     }
  70     accept.disabled = disableAcceptButton;
  71   },
  72
  73   onItemDblClick: function SBD_onItemDblClick() {
  74     var bookmarks = document.getElementById("bookmarks");
  75     var selectedNode = bookmarks.selectedNode;
  76     if (selectedNode && PlacesUtils.nodeIsURI(selectedNode)) {
  77       /**
  78        * The user has double clicked on a tree row that is a link. Take this to
  79        * mean that they want that link to be their homepage, and close the dialog.
  80        */
  81       document.documentElement.getButton("accept").click();
  82     }
  83   },
  84
  85   /**
  86    * User accepts their selection. Set all the selected URLs or the contents
  87    * of the selected folder as the list of homepages.
  88    */
  89   accept: function SBD_accept() {
  90     var bookmarks = document.getElementById("bookmarks");
  91     NS_ASSERT(bookmarks.hasSelection,
  92               "Should not be able to accept dialog if there is no selected URL!");
  93     var urls = [];
  94     var names = [];
  95     var selectedNode = bookmarks.selectedNode;
  96     if (PlacesUtils.nodeIsFolder(selectedNode)) {
  97       var contents = PlacesUtils.getFolderContents(selectedNode.itemId).root;
  98       var cc = contents.childCount;
  99       for (var i = 0; i < cc; ++i) {
 100         var node = contents.getChild(i);
 101         if (PlacesUtils.nodeIsURI(node)) {
 102           urls.push(node.uri);
 103           names.push(node.title);
 104         }
 105       }
 106     }
 107     else {
 108       urls.push(selectedNode.uri);
 109       names.push(selectedNode.title);
 110     }
 111     window.arguments[0].urls = urls;
 112     window.arguments[0].names = names;
 113   }
 114 };