michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: const LAST_USED_ANNO = "bookmarkPropertiesDialog/folderLastUsed";
michael@0: const MAX_FOLDER_ITEM_IN_MENU_LIST = 5;
michael@0: 
michael@0: var gEditItemOverlay = {
michael@0:   _uri: null,
michael@0:   _itemId: -1,
michael@0:   _itemIds: [],
michael@0:   _uris: [],
michael@0:   _tags: [],
michael@0:   _allTags: [],
michael@0:   _multiEdit: false,
michael@0:   _itemType: -1,
michael@0:   _readOnly: false,
michael@0:   _hiddenRows: [],
michael@0:   _observersAdded: false,
michael@0:   _staticFoldersListBuilt: false,
michael@0:   _initialized: false,
michael@0:   _titleOverride: "",
michael@0: 
michael@0:   // the first field which was edited after this panel was initialized for
michael@0:   // a certain item
michael@0:   _firstEditedField: "",
michael@0: 
michael@0:   get itemId() {
michael@0:     return this._itemId;
michael@0:   },
michael@0: 
michael@0:   get uri() {
michael@0:     return this._uri;
michael@0:   },
michael@0: 
michael@0:   get multiEdit() {
michael@0:     return this._multiEdit;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Determines the initial data for the item edited or added by this dialog
michael@0:    */
michael@0:   _determineInfo: function EIO__determineInfo(aInfo) {
michael@0:     // hidden rows
michael@0:     if (aInfo && aInfo.hiddenRows)
michael@0:       this._hiddenRows = aInfo.hiddenRows;
michael@0:     else
michael@0:       this._hiddenRows.splice(0, this._hiddenRows.length);
michael@0:     // force-read-only
michael@0:     this._readOnly = aInfo && aInfo.forceReadOnly;
michael@0:     this._titleOverride = aInfo && aInfo.titleOverride ? aInfo.titleOverride
michael@0:                                                        : "";
michael@0:   },
michael@0: 
michael@0:   _showHideRows: function EIO__showHideRows() {
michael@0:     var isBookmark = this._itemId != -1 &&
michael@0:                      this._itemType == Ci.nsINavBookmarksService.TYPE_BOOKMARK;
michael@0:     var isQuery = false;
michael@0:     if (this._uri)
michael@0:       isQuery = this._uri.schemeIs("place");
michael@0: 
michael@0:     this._element("nameRow").collapsed = this._hiddenRows.indexOf("name") != -1;
michael@0:     this._element("folderRow").collapsed =
michael@0:       this._hiddenRows.indexOf("folderPicker") != -1 || this._readOnly;
michael@0:     this._element("tagsRow").collapsed = !this._uri ||
michael@0:       this._hiddenRows.indexOf("tags") != -1 || isQuery;
michael@0:     // Collapse the tag selector if the item does not accept tags.
michael@0:     if (!this._element("tagsSelectorRow").collapsed &&
michael@0:         this._element("tagsRow").collapsed)
michael@0:       this.toggleTagsSelector();
michael@0:     this._element("descriptionRow").collapsed =
michael@0:       this._hiddenRows.indexOf("description") != -1 || this._readOnly;
michael@0:     this._element("keywordRow").collapsed = !isBookmark || this._readOnly ||
michael@0:       this._hiddenRows.indexOf("keyword") != -1 || isQuery;
michael@0:     this._element("locationRow").collapsed = !(this._uri && !isQuery) ||
michael@0:       this._hiddenRows.indexOf("location") != -1;
michael@0:     this._element("loadInSidebarCheckbox").collapsed = !isBookmark || isQuery ||
michael@0:       this._readOnly || this._hiddenRows.indexOf("loadInSidebar") != -1;
michael@0:     this._element("feedLocationRow").collapsed = !this._isLivemark ||
michael@0:       this._hiddenRows.indexOf("feedLocation") != -1;
michael@0:     this._element("siteLocationRow").collapsed = !this._isLivemark ||
michael@0:       this._hiddenRows.indexOf("siteLocation") != -1;
michael@0:     this._element("selectionCount").hidden = !this._multiEdit;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Initialize the panel
michael@0:    * @param aFor
michael@0:    *        Either a places-itemId (of a bookmark, folder or a live bookmark),
michael@0:    *        an array of itemIds (used for bulk tagging), or a URI object (in 
michael@0:    *        which case, the panel would be initialized in read-only mode).
michael@0:    * @param [optional] aInfo
michael@0:    *        JS object which stores additional info for the panel
michael@0:    *        initialization. The following properties may bet set:
michael@0:    *        * hiddenRows (Strings array): list of rows to be hidden regardless
michael@0:    *          of the item edited. Possible values: "title", "location",
michael@0:    *          "description", "keyword", "loadInSidebar", "feedLocation",
michael@0:    *          "siteLocation", folderPicker"
michael@0:    *        * forceReadOnly - set this flag to initialize the panel to its
michael@0:    *          read-only (view) mode even if the given item is editable.
michael@0:    */
michael@0:   initPanel: function EIO_initPanel(aFor, aInfo) {
michael@0:     // For sanity ensure that the implementer has uninited the panel before
michael@0:     // trying to init it again, or we could end up leaking due to observers.
michael@0:     if (this._initialized)
michael@0:       this.uninitPanel(false);
michael@0: 
michael@0:     var aItemIdList;
michael@0:     if (Array.isArray(aFor)) {
michael@0:       aItemIdList = aFor;
michael@0:       aFor = aItemIdList[0];
michael@0:     }
michael@0:     else if (this._multiEdit) {
michael@0:       this._multiEdit = false;
michael@0:       this._tags = [];
michael@0:       this._uris = [];
michael@0:       this._allTags = [];
michael@0:       this._itemIds = [];
michael@0:       this._element("selectionCount").hidden = true;
michael@0:     }
michael@0: 
michael@0:     this._folderMenuList = this._element("folderMenuList");
michael@0:     this._folderTree = this._element("folderTree");
michael@0: 
michael@0:     this._determineInfo(aInfo);
michael@0:     if (aFor instanceof Ci.nsIURI) {
michael@0:       this._itemId = -1;
michael@0:       this._uri = aFor;
michael@0:       this._readOnly = true;
michael@0:     }
michael@0:     else {
michael@0:       this._itemId = aFor;
michael@0:       // We can't store information on invalid itemIds.
michael@0:       this._readOnly = this._readOnly || this._itemId == -1;
michael@0: 
michael@0:       var containerId = PlacesUtils.bookmarks.getFolderIdForItem(this._itemId);
michael@0:       this._itemType = PlacesUtils.bookmarks.getItemType(this._itemId);
michael@0:       if (this._itemType == Ci.nsINavBookmarksService.TYPE_BOOKMARK) {
michael@0:         this._uri = PlacesUtils.bookmarks.getBookmarkURI(this._itemId);
michael@0:         this._initTextField("keywordField",
michael@0:                             PlacesUtils.bookmarks
michael@0:                                        .getKeywordForBookmark(this._itemId));
michael@0:         this._element("loadInSidebarCheckbox").checked =
michael@0:           PlacesUtils.annotations.itemHasAnnotation(this._itemId,
michael@0:                                                     PlacesUIUtils.LOAD_IN_SIDEBAR_ANNO);
michael@0:       }
michael@0:       else {
michael@0:         this._uri = null;
michael@0:         this._isLivemark = false;
michael@0:         PlacesUtils.livemarks.getLivemark({id: this._itemId })
michael@0:           .then(aLivemark => {
michael@0:             this._isLivemark = true;
michael@0:             this._initTextField("feedLocationField", aLivemark.feedURI.spec, true);
michael@0:             this._initTextField("siteLocationField", aLivemark.siteURI ? aLivemark.siteURI.spec : "", true);
michael@0:             this._showHideRows();
michael@0:           }, () => undefined);
michael@0:       }
michael@0: 
michael@0:       // folder picker
michael@0:       this._initFolderMenuList(containerId);
michael@0: 
michael@0:       // description field
michael@0:       this._initTextField("descriptionField", 
michael@0:                           PlacesUIUtils.getItemDescription(this._itemId));
michael@0:     }
michael@0: 
michael@0:     if (this._itemId == -1 ||
michael@0:         this._itemType == Ci.nsINavBookmarksService.TYPE_BOOKMARK) {
michael@0:       this._isLivemark = false;
michael@0: 
michael@0:       this._initTextField("locationField", this._uri.spec);
michael@0:       if (!aItemIdList) {
michael@0:         var tags = PlacesUtils.tagging.getTagsForURI(this._uri).join(", ");
michael@0:         this._initTextField("tagsField", tags, false);
michael@0:       }
michael@0:       else {
michael@0:         this._multiEdit = true;
michael@0:         this._allTags = [];
michael@0:         this._itemIds = aItemIdList;
michael@0:         for (var i = 0; i < aItemIdList.length; i++) {
michael@0:           if (aItemIdList[i] instanceof Ci.nsIURI) {
michael@0:             this._uris[i] = aItemIdList[i];
michael@0:             this._itemIds[i] = -1;
michael@0:           }
michael@0:           else
michael@0:             this._uris[i] = PlacesUtils.bookmarks.getBookmarkURI(this._itemIds[i]);
michael@0:           this._tags[i] = PlacesUtils.tagging.getTagsForURI(this._uris[i]);
michael@0:         }
michael@0:         this._allTags = this._getCommonTags();
michael@0:         this._initTextField("tagsField", this._allTags.join(", "), false);
michael@0:         this._element("itemsCountText").value =
michael@0:           PlacesUIUtils.getPluralString("detailsPane.itemsCountLabel",
michael@0:                                         this._itemIds.length,
michael@0:                                         [this._itemIds.length]);
michael@0:       }
michael@0: 
michael@0:       // tags selector
michael@0:       this._rebuildTagsSelectorList();
michael@0:     }
michael@0: 
michael@0:     // name picker
michael@0:     this._initNamePicker();
michael@0:     
michael@0:     this._showHideRows();
michael@0: 
michael@0:     // observe changes
michael@0:     if (!this._observersAdded) {
michael@0:       // Single bookmarks observe any change.  History entries and multiEdit
michael@0:       // observe only tags changes, through bookmarks.
michael@0:       if (this._itemId != -1 || this._uri || this._multiEdit)
michael@0:         PlacesUtils.bookmarks.addObserver(this, false);
michael@0:       window.addEventListener("unload", this, false);
michael@0:       this._observersAdded = true;
michael@0:     }
michael@0: 
michael@0:     this._initialized = true;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Finds tags that are in common among this._tags entries that track tags
michael@0:    * for each selected uri.
michael@0:    * The tags arrays should be kept up-to-date for this to work properly.
michael@0:    *
michael@0:    * @return array of common tags for the selected uris.
michael@0:    */
michael@0:   _getCommonTags: function() {
michael@0:     return this._tags[0].filter(
michael@0:       function (aTag) this._tags.every(
michael@0:         function (aTags) aTags.indexOf(aTag) != -1
michael@0:       ), this
michael@0:     );
michael@0:   },
michael@0: 
michael@0:   _initTextField: function(aTextFieldId, aValue, aReadOnly) {
michael@0:     var field = this._element(aTextFieldId);
michael@0:     field.readOnly = aReadOnly !== undefined ? aReadOnly : this._readOnly;
michael@0: 
michael@0:     if (field.value != aValue) {
michael@0:       field.value = aValue;
michael@0: 
michael@0:       // clear the undo stack
michael@0:       var editor = field.editor;
michael@0:       if (editor)
michael@0:         editor.transactionManager.clear();
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Appends a menu-item representing a bookmarks folder to a menu-popup.
michael@0:    * @param aMenupopup
michael@0:    *        The popup to which the menu-item should be added.
michael@0:    * @param aFolderId
michael@0:    *        The identifier of the bookmarks folder.
michael@0:    * @return the new menu item.
michael@0:    */
michael@0:   _appendFolderItemToMenupopup:
michael@0:   function EIO__appendFolderItemToMenuList(aMenupopup, aFolderId) {
michael@0:     // First make sure the folders-separator is visible
michael@0:     this._element("foldersSeparator").hidden = false;
michael@0: 
michael@0:     var folderMenuItem = document.createElement("menuitem");
michael@0:     var folderTitle = PlacesUtils.bookmarks.getItemTitle(aFolderId)
michael@0:     folderMenuItem.folderId = aFolderId;
michael@0:     folderMenuItem.setAttribute("label", folderTitle);
michael@0:     folderMenuItem.className = "menuitem-iconic folder-icon";
michael@0:     aMenupopup.appendChild(folderMenuItem);
michael@0:     return folderMenuItem;
michael@0:   },
michael@0: 
michael@0:   _initFolderMenuList: function EIO__initFolderMenuList(aSelectedFolder) {
michael@0:     // clean up first
michael@0:     var menupopup = this._folderMenuList.menupopup;
michael@0:     while (menupopup.childNodes.length > 6)
michael@0:       menupopup.removeChild(menupopup.lastChild);
michael@0: 
michael@0:     const bms = PlacesUtils.bookmarks;
michael@0:     const annos = PlacesUtils.annotations;
michael@0: 
michael@0:     // Build the static list
michael@0:     var unfiledItem = this._element("unfiledRootItem");
michael@0:     if (!this._staticFoldersListBuilt) {
michael@0:       unfiledItem.label = bms.getItemTitle(PlacesUtils.unfiledBookmarksFolderId);
michael@0:       unfiledItem.folderId = PlacesUtils.unfiledBookmarksFolderId;
michael@0:       var bmMenuItem = this._element("bmRootItem");
michael@0:       bmMenuItem.label = bms.getItemTitle(PlacesUtils.bookmarksMenuFolderId);
michael@0:       bmMenuItem.folderId = PlacesUtils.bookmarksMenuFolderId;
michael@0:       var toolbarItem = this._element("toolbarFolderItem");
michael@0:       toolbarItem.label = bms.getItemTitle(PlacesUtils.toolbarFolderId);
michael@0:       toolbarItem.folderId = PlacesUtils.toolbarFolderId;
michael@0:       this._staticFoldersListBuilt = true;
michael@0:     }
michael@0: 
michael@0:     // List of recently used folders:
michael@0:     var folderIds = annos.getItemsWithAnnotation(LAST_USED_ANNO);
michael@0: 
michael@0:     /**
michael@0:      * The value of the LAST_USED_ANNO annotation is the time (in the form of
michael@0:      * Date.getTime) at which the folder has been last used.
michael@0:      *
michael@0:      * First we build the annotated folders array, each item has both the
michael@0:      * folder identifier and the time at which it was last-used by this dialog
michael@0:      * set. Then we sort it descendingly based on the time field.
michael@0:      */
michael@0:     this._recentFolders = [];
michael@0:     for (var i = 0; i < folderIds.length; i++) {
michael@0:       var lastUsed = annos.getItemAnnotation(folderIds[i], LAST_USED_ANNO);
michael@0:       this._recentFolders.push({ folderId: folderIds[i], lastUsed: lastUsed });
michael@0:     }
michael@0:     this._recentFolders.sort(function(a, b) {
michael@0:       if (b.lastUsed < a.lastUsed)
michael@0:         return -1;
michael@0:       if (b.lastUsed > a.lastUsed)
michael@0:         return 1;
michael@0:       return 0;
michael@0:     });
michael@0: 
michael@0:     var numberOfItems = Math.min(MAX_FOLDER_ITEM_IN_MENU_LIST,
michael@0:                                  this._recentFolders.length);
michael@0:     for (var i = 0; i < numberOfItems; i++) {
michael@0:       this._appendFolderItemToMenupopup(menupopup,
michael@0:                                         this._recentFolders[i].folderId);
michael@0:     }
michael@0: 
michael@0:     var defaultItem = this._getFolderMenuItem(aSelectedFolder);
michael@0:     this._folderMenuList.selectedItem = defaultItem;
michael@0: 
michael@0:     // Set a selectedIndex attribute to show special icons
michael@0:     this._folderMenuList.setAttribute("selectedIndex",
michael@0:                                       this._folderMenuList.selectedIndex);
michael@0: 
michael@0:     // Hide the folders-separator if no folder is annotated as recently-used
michael@0:     this._element("foldersSeparator").hidden = (menupopup.childNodes.length <= 6);
michael@0:     this._folderMenuList.disabled = this._readOnly;
michael@0:   },
michael@0: 
michael@0:   QueryInterface: function EIO_QueryInterface(aIID) {
michael@0:     if (aIID.equals(Ci.nsIDOMEventListener) ||
michael@0:         aIID.equals(Ci.nsINavBookmarkObserver) ||
michael@0:         aIID.equals(Ci.nsISupports))
michael@0:       return this;
michael@0: 
michael@0:     throw Cr.NS_ERROR_NO_INTERFACE;
michael@0:   },
michael@0: 
michael@0:   _element: function EIO__element(aID) {
michael@0:     return document.getElementById("editBMPanel_" + aID);
michael@0:   },
michael@0: 
michael@0:   _getItemStaticTitle: function EIO__getItemStaticTitle() {
michael@0:     if (this._titleOverride)
michael@0:       return this._titleOverride;
michael@0: 
michael@0:     let title = "";
michael@0:     if (this._itemId == -1) {
michael@0:       title = PlacesUtils.history.getPageTitle(this._uri);
michael@0:     }
michael@0:     else {
michael@0:       title = PlacesUtils.bookmarks.getItemTitle(this._itemId);
michael@0:     }
michael@0:     return title;
michael@0:   },
michael@0: 
michael@0:   _initNamePicker: function EIO_initNamePicker() {
michael@0:     var namePicker = this._element("namePicker");
michael@0:     namePicker.value = this._getItemStaticTitle();
michael@0:     namePicker.readOnly = this._readOnly;
michael@0: 
michael@0:     // clear the undo stack
michael@0:     var editor = namePicker.editor;
michael@0:     if (editor)
michael@0:       editor.transactionManager.clear();
michael@0:   },
michael@0: 
michael@0:   uninitPanel: function EIO_uninitPanel(aHideCollapsibleElements) {
michael@0:     if (aHideCollapsibleElements) {
michael@0:       // hide the folder tree if it was previously visible
michael@0:       var folderTreeRow = this._element("folderTreeRow");
michael@0:       if (!folderTreeRow.collapsed)
michael@0:         this.toggleFolderTreeVisibility();
michael@0: 
michael@0:       // hide the tag selector if it was previously visible
michael@0:       var tagsSelectorRow = this._element("tagsSelectorRow");
michael@0:       if (!tagsSelectorRow.collapsed)
michael@0:         this.toggleTagsSelector();
michael@0:     }
michael@0: 
michael@0:     if (this._observersAdded) {
michael@0:       if (this._itemId != -1 || this._uri || this._multiEdit)
michael@0:         PlacesUtils.bookmarks.removeObserver(this);
michael@0: 
michael@0:       this._observersAdded = false;
michael@0:     }
michael@0: 
michael@0:     this._itemId = -1;
michael@0:     this._uri = null;
michael@0:     this._uris = [];
michael@0:     this._tags = [];
michael@0:     this._allTags = [];
michael@0:     this._itemIds = [];
michael@0:     this._multiEdit = false;
michael@0:     this._firstEditedField = "";
michael@0:     this._initialized = false;
michael@0:     this._titleOverride = "";
michael@0:     this._readOnly = false;
michael@0:   },
michael@0: 
michael@0:   onTagsFieldBlur: function EIO_onTagsFieldBlur() {
michael@0:     if (this._updateTags()) // if anything has changed
michael@0:       this._mayUpdateFirstEditField("tagsField");
michael@0:   },
michael@0: 
michael@0:   _updateTags: function EIO__updateTags() {
michael@0:     if (this._multiEdit)
michael@0:       return this._updateMultipleTagsForItems();
michael@0:     return this._updateSingleTagForItem();
michael@0:   },
michael@0: 
michael@0:   _updateSingleTagForItem: function EIO__updateSingleTagForItem() {
michael@0:     var currentTags = PlacesUtils.tagging.getTagsForURI(this._uri);
michael@0:     var tags = this._getTagsArrayFromTagField();
michael@0:     if (tags.length > 0 || currentTags.length > 0) {
michael@0:       var tagsToRemove = [];
michael@0:       var tagsToAdd = [];
michael@0:       var txns = []; 
michael@0:       for (var i = 0; i < currentTags.length; i++) {
michael@0:         if (tags.indexOf(currentTags[i]) == -1)
michael@0:           tagsToRemove.push(currentTags[i]);
michael@0:       }
michael@0:       for (var i = 0; i < tags.length; i++) {
michael@0:         if (currentTags.indexOf(tags[i]) == -1)
michael@0:           tagsToAdd.push(tags[i]);
michael@0:       }
michael@0: 
michael@0:       if (tagsToRemove.length > 0) {
michael@0:         let untagTxn = new PlacesUntagURITransaction(this._uri, tagsToRemove);
michael@0:         txns.push(untagTxn);
michael@0:       }
michael@0:       if (tagsToAdd.length > 0) {
michael@0:         let tagTxn = new PlacesTagURITransaction(this._uri, tagsToAdd);
michael@0:         txns.push(tagTxn);
michael@0:       }
michael@0: 
michael@0:       if (txns.length > 0) {
michael@0:         let aggregate = new PlacesAggregatedTransaction("Update tags", txns);
michael@0:         PlacesUtils.transactionManager.doTransaction(aggregate);
michael@0: 
michael@0:         // Ensure the tagsField is in sync, clean it up from empty tags
michael@0:         var tags = PlacesUtils.tagging.getTagsForURI(this._uri).join(", ");
michael@0:         this._initTextField("tagsField", tags, false);
michael@0:         return true;
michael@0:       }
michael@0:     }
michael@0:     return false;
michael@0:   },
michael@0: 
michael@0:    /**
michael@0:     * Stores the first-edit field for this dialog, if the passed-in field
michael@0:     * is indeed the first edited field
michael@0:     * @param aNewField
michael@0:     *        the id of the field that may be set (without the "editBMPanel_"
michael@0:     *        prefix)
michael@0:     */
michael@0:   _mayUpdateFirstEditField: function EIO__mayUpdateFirstEditField(aNewField) {
michael@0:     // * The first-edit-field behavior is not applied in the multi-edit case
michael@0:     // * if this._firstEditedField is already set, this is not the first field,
michael@0:     //   so there's nothing to do
michael@0:     if (this._multiEdit || this._firstEditedField)
michael@0:       return;
michael@0: 
michael@0:     this._firstEditedField = aNewField;
michael@0: 
michael@0:     // set the pref
michael@0:     var prefs = Cc["@mozilla.org/preferences-service;1"].
michael@0:                 getService(Ci.nsIPrefBranch);
michael@0:     prefs.setCharPref("browser.bookmarks.editDialog.firstEditField", aNewField);
michael@0:   },
michael@0: 
michael@0:   _updateMultipleTagsForItems: function EIO__updateMultipleTagsForItems() {
michael@0:     var tags = this._getTagsArrayFromTagField();
michael@0:     if (tags.length > 0 || this._allTags.length > 0) {
michael@0:       var tagsToRemove = [];
michael@0:       var tagsToAdd = [];
michael@0:       var txns = []; 
michael@0:       for (var i = 0; i < this._allTags.length; i++) {
michael@0:         if (tags.indexOf(this._allTags[i]) == -1)
michael@0:           tagsToRemove.push(this._allTags[i]);
michael@0:       }
michael@0:       for (var i = 0; i < this._tags.length; i++) {
michael@0:         tagsToAdd[i] = [];
michael@0:         for (var j = 0; j < tags.length; j++) {
michael@0:           if (this._tags[i].indexOf(tags[j]) == -1)
michael@0:             tagsToAdd[i].push(tags[j]);
michael@0:         }
michael@0:       }
michael@0: 
michael@0:       if (tagsToAdd.length > 0) {
michael@0:         for (let i = 0; i < this._uris.length; i++) {
michael@0:           if (tagsToAdd[i].length > 0) {
michael@0:             let tagTxn = new PlacesTagURITransaction(this._uris[i],
michael@0:                                                      tagsToAdd[i]);
michael@0:             txns.push(tagTxn);
michael@0:           }
michael@0:         }
michael@0:       }
michael@0:       if (tagsToRemove.length > 0) {
michael@0:         for (let i = 0; i < this._uris.length; i++) {
michael@0:           let untagTxn = new PlacesUntagURITransaction(this._uris[i],
michael@0:                                                        tagsToRemove);
michael@0:           txns.push(untagTxn);
michael@0:         }
michael@0:       }
michael@0: 
michael@0:       if (txns.length > 0) {
michael@0:         let aggregate = new PlacesAggregatedTransaction("Update tags", txns);
michael@0:         PlacesUtils.transactionManager.doTransaction(aggregate);
michael@0: 
michael@0:         this._allTags = tags;
michael@0:         this._tags = [];
michael@0:         for (let i = 0; i < this._uris.length; i++) {
michael@0:           this._tags[i] = PlacesUtils.tagging.getTagsForURI(this._uris[i]);
michael@0:         }
michael@0: 
michael@0:         // Ensure the tagsField is in sync, clean it up from empty tags
michael@0:         this._initTextField("tagsField", tags, false);
michael@0:         return true;
michael@0:       }
michael@0:     }
michael@0:     return false;
michael@0:   },
michael@0: 
michael@0:   onNamePickerChange: function EIO_onNamePickerChange() {
michael@0:     if (this._itemId == -1)
michael@0:       return;
michael@0: 
michael@0:     var namePicker = this._element("namePicker")
michael@0: 
michael@0:     // Here we update either the item title or its cached static title
michael@0:     var newTitle = namePicker.value;
michael@0:     if (!newTitle &&
michael@0:         PlacesUtils.bookmarks.getFolderIdForItem(this._itemId) == PlacesUtils.tagsFolderId) {
michael@0:       // We don't allow setting an empty title for a tag, restore the old one.
michael@0:       this._initNamePicker();
michael@0:     }
michael@0:     else if (this._getItemStaticTitle() != newTitle) {
michael@0:       this._mayUpdateFirstEditField("namePicker");
michael@0:       let txn = new PlacesEditItemTitleTransaction(this._itemId, newTitle);
michael@0:       PlacesUtils.transactionManager.doTransaction(txn);
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   onDescriptionFieldBlur: function EIO_onDescriptionFieldBlur() {
michael@0:     var description = this._element("descriptionField").value;
michael@0:     if (description != PlacesUIUtils.getItemDescription(this._itemId)) {
michael@0:       var annoObj = { name   : PlacesUIUtils.DESCRIPTION_ANNO,
michael@0:                       type   : Ci.nsIAnnotationService.TYPE_STRING,
michael@0:                       flags  : 0,
michael@0:                       value  : description,
michael@0:                       expires: Ci.nsIAnnotationService.EXPIRE_NEVER };
michael@0:       var txn = new PlacesSetItemAnnotationTransaction(this._itemId, annoObj);
michael@0:       PlacesUtils.transactionManager.doTransaction(txn);
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   onLocationFieldBlur: function EIO_onLocationFieldBlur() {
michael@0:     var uri;
michael@0:     try {
michael@0:       uri = PlacesUIUtils.createFixedURI(this._element("locationField").value);
michael@0:     }
michael@0:     catch(ex) { return; }
michael@0: 
michael@0:     if (!this._uri.equals(uri)) {
michael@0:       var txn = new PlacesEditBookmarkURITransaction(this._itemId, uri);
michael@0:       PlacesUtils.transactionManager.doTransaction(txn);
michael@0:       this._uri = uri;
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   onKeywordFieldBlur: function EIO_onKeywordFieldBlur() {
michael@0:     var keyword = this._element("keywordField").value;
michael@0:     if (keyword != PlacesUtils.bookmarks.getKeywordForBookmark(this._itemId)) {
michael@0:       var txn = new PlacesEditBookmarkKeywordTransaction(this._itemId, keyword);
michael@0:       PlacesUtils.transactionManager.doTransaction(txn);
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   onLoadInSidebarCheckboxCommand:
michael@0:   function EIO_onLoadInSidebarCheckboxCommand() {
michael@0:     let annoObj = { name : PlacesUIUtils.LOAD_IN_SIDEBAR_ANNO };
michael@0:     if (this._element("loadInSidebarCheckbox").checked)
michael@0:       annoObj.value = true;
michael@0:     let txn = new PlacesSetItemAnnotationTransaction(this._itemId, annoObj);
michael@0:     PlacesUtils.transactionManager.doTransaction(txn);
michael@0:   },
michael@0: 
michael@0:   toggleFolderTreeVisibility: function EIO_toggleFolderTreeVisibility() {
michael@0:     var expander = this._element("foldersExpander");
michael@0:     var folderTreeRow = this._element("folderTreeRow");
michael@0:     if (!folderTreeRow.collapsed) {
michael@0:       expander.className = "expander-down";
michael@0:       expander.setAttribute("tooltiptext",
michael@0:                             expander.getAttribute("tooltiptextdown"));
michael@0:       folderTreeRow.collapsed = true;
michael@0:       this._element("chooseFolderSeparator").hidden =
michael@0:         this._element("chooseFolderMenuItem").hidden = false;
michael@0:     }
michael@0:     else {
michael@0:       expander.className = "expander-up"
michael@0:       expander.setAttribute("tooltiptext",
michael@0:                             expander.getAttribute("tooltiptextup"));
michael@0:       folderTreeRow.collapsed = false;
michael@0: 
michael@0:       // XXXmano: Ideally we would only do this once, but for some odd reason,
michael@0:       // the editable mode set on this tree, together with its collapsed state
michael@0:       // breaks the view.
michael@0:       const FOLDER_TREE_PLACE_URI =
michael@0:         "place:excludeItems=1&excludeQueries=1&excludeReadOnlyFolders=1&folder=" +
michael@0:         PlacesUIUtils.allBookmarksFolderId;
michael@0:       this._folderTree.place = FOLDER_TREE_PLACE_URI;
michael@0: 
michael@0:       this._element("chooseFolderSeparator").hidden =
michael@0:         this._element("chooseFolderMenuItem").hidden = true;
michael@0:       var currentFolder = this._getFolderIdFromMenuList();
michael@0:       this._folderTree.selectItems([currentFolder]);
michael@0:       this._folderTree.focus();
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   _getFolderIdFromMenuList:
michael@0:   function EIO__getFolderIdFromMenuList() {
michael@0:     var selectedItem = this._folderMenuList.selectedItem;
michael@0:     NS_ASSERT("folderId" in selectedItem,
michael@0:               "Invalid menuitem in the folders-menulist");
michael@0:     return selectedItem.folderId;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Get the corresponding menu-item in the folder-menu-list for a bookmarks
michael@0:    * folder if such an item exists. Otherwise, this creates a menu-item for the
michael@0:    * folder. If the items-count limit (see MAX_FOLDERS_IN_MENU_LIST) is reached,
michael@0:    * the new item replaces the last menu-item.
michael@0:    * @param aFolderId
michael@0:    *        The identifier of the bookmarks folder.
michael@0:    */
michael@0:   _getFolderMenuItem:
michael@0:   function EIO__getFolderMenuItem(aFolderId) {
michael@0:     var menupopup = this._folderMenuList.menupopup;
michael@0: 
michael@0:     for (let i = 0; i < menupopup.childNodes.length; i++) {
michael@0:       if ("folderId" in menupopup.childNodes[i] &&
michael@0:           menupopup.childNodes[i].folderId == aFolderId)
michael@0:         return menupopup.childNodes[i];
michael@0:     }
michael@0: 
michael@0:     // 3 special folders + separator + folder-items-count limit
michael@0:     if (menupopup.childNodes.length == 4 + MAX_FOLDER_ITEM_IN_MENU_LIST)
michael@0:       menupopup.removeChild(menupopup.lastChild);
michael@0: 
michael@0:     return this._appendFolderItemToMenupopup(menupopup, aFolderId);
michael@0:   },
michael@0: 
michael@0:   onFolderMenuListCommand: function EIO_onFolderMenuListCommand(aEvent) {
michael@0:     // Set a selectedIndex attribute to show special icons
michael@0:     this._folderMenuList.setAttribute("selectedIndex",
michael@0:                                       this._folderMenuList.selectedIndex);
michael@0: 
michael@0:     if (aEvent.target.id == "editBMPanel_chooseFolderMenuItem") {
michael@0:       // reset the selection back to where it was and expand the tree
michael@0:       // (this menu-item is hidden when the tree is already visible
michael@0:       var container = PlacesUtils.bookmarks.getFolderIdForItem(this._itemId);
michael@0:       var item = this._getFolderMenuItem(container);
michael@0:       this._folderMenuList.selectedItem = item;
michael@0:       // XXXmano HACK: setTimeout 100, otherwise focus goes back to the
michael@0:       // menulist right away
michael@0:       setTimeout(function(self) self.toggleFolderTreeVisibility(), 100, this);
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     // Move the item
michael@0:     var container = this._getFolderIdFromMenuList();
michael@0:     if (PlacesUtils.bookmarks.getFolderIdForItem(this._itemId) != container) {
michael@0:       var txn = new PlacesMoveItemTransaction(this._itemId, 
michael@0:                                               container, 
michael@0:                                               PlacesUtils.bookmarks.DEFAULT_INDEX);
michael@0:       PlacesUtils.transactionManager.doTransaction(txn);
michael@0: 
michael@0:       // Mark the containing folder as recently-used if it isn't in the
michael@0:       // static list
michael@0:       if (container != PlacesUtils.unfiledBookmarksFolderId &&
michael@0:           container != PlacesUtils.toolbarFolderId &&
michael@0:           container != PlacesUtils.bookmarksMenuFolderId)
michael@0:         this._markFolderAsRecentlyUsed(container);
michael@0:     }
michael@0: 
michael@0:     // Update folder-tree selection
michael@0:     var folderTreeRow = this._element("folderTreeRow");
michael@0:     if (!folderTreeRow.collapsed) {
michael@0:       var selectedNode = this._folderTree.selectedNode;
michael@0:       if (!selectedNode ||
michael@0:           PlacesUtils.getConcreteItemId(selectedNode) != container)
michael@0:         this._folderTree.selectItems([container]);
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   onFolderTreeSelect: function EIO_onFolderTreeSelect() {
michael@0:     var selectedNode = this._folderTree.selectedNode;
michael@0: 
michael@0:     // Disable the "New Folder" button if we cannot create a new folder
michael@0:     this._element("newFolderButton")
michael@0:         .disabled = !this._folderTree.insertionPoint || !selectedNode;
michael@0: 
michael@0:     if (!selectedNode)
michael@0:       return;
michael@0: 
michael@0:     var folderId = PlacesUtils.getConcreteItemId(selectedNode);
michael@0:     if (this._getFolderIdFromMenuList() == folderId)
michael@0:       return;
michael@0: 
michael@0:     var folderItem = this._getFolderMenuItem(folderId);
michael@0:     this._folderMenuList.selectedItem = folderItem;
michael@0:     folderItem.doCommand();
michael@0:   },
michael@0: 
michael@0:   _markFolderAsRecentlyUsed:
michael@0:   function EIO__markFolderAsRecentlyUsed(aFolderId) {
michael@0:     var txns = [];
michael@0: 
michael@0:     // Expire old unused recent folders
michael@0:     var anno = this._getLastUsedAnnotationObject(false);
michael@0:     while (this._recentFolders.length > MAX_FOLDER_ITEM_IN_MENU_LIST) {
michael@0:       var folderId = this._recentFolders.pop().folderId;
michael@0:       let annoTxn = new PlacesSetItemAnnotationTransaction(folderId, anno);
michael@0:       txns.push(annoTxn);
michael@0:     }
michael@0: 
michael@0:     // Mark folder as recently used
michael@0:     anno = this._getLastUsedAnnotationObject(true);
michael@0:     let annoTxn = new PlacesSetItemAnnotationTransaction(aFolderId, anno);
michael@0:     txns.push(annoTxn);
michael@0: 
michael@0:     let aggregate = new PlacesAggregatedTransaction("Update last used folders", txns);
michael@0:     PlacesUtils.transactionManager.doTransaction(aggregate);
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Returns an object which could then be used to set/unset the
michael@0:    * LAST_USED_ANNO annotation for a folder.
michael@0:    *
michael@0:    * @param aLastUsed
michael@0:    *        Whether to set or unset the LAST_USED_ANNO annotation.
michael@0:    * @returns an object representing the annotation which could then be used
michael@0:    *          with the transaction manager.
michael@0:    */
michael@0:   _getLastUsedAnnotationObject:
michael@0:   function EIO__getLastUsedAnnotationObject(aLastUsed) {
michael@0:     var anno = { name: LAST_USED_ANNO,
michael@0:                  type: Ci.nsIAnnotationService.TYPE_INT32,
michael@0:                  flags: 0,
michael@0:                  value: aLastUsed ? new Date().getTime() : null,
michael@0:                  expires: Ci.nsIAnnotationService.EXPIRE_NEVER };
michael@0: 
michael@0:     return anno;
michael@0:   },
michael@0: 
michael@0:   _rebuildTagsSelectorList: function EIO__rebuildTagsSelectorList() {
michael@0:     var tagsSelector = this._element("tagsSelector");
michael@0:     var tagsSelectorRow = this._element("tagsSelectorRow");
michael@0:     if (tagsSelectorRow.collapsed)
michael@0:       return;
michael@0: 
michael@0:     // Save the current scroll position and restore it after the rebuild.
michael@0:     let firstIndex = tagsSelector.getIndexOfFirstVisibleRow();
michael@0:     let selectedIndex = tagsSelector.selectedIndex;
michael@0:     let selectedTag = selectedIndex >= 0 ? tagsSelector.selectedItem.label
michael@0:                                          : null;
michael@0: 
michael@0:     while (tagsSelector.hasChildNodes())
michael@0:       tagsSelector.removeChild(tagsSelector.lastChild);
michael@0: 
michael@0:     var tagsInField = this._getTagsArrayFromTagField();
michael@0:     var allTags = PlacesUtils.tagging.allTags;
michael@0:     for (var i = 0; i < allTags.length; i++) {
michael@0:       var tag = allTags[i];
michael@0:       var elt = document.createElement("listitem");
michael@0:       elt.setAttribute("type", "checkbox");
michael@0:       elt.setAttribute("label", tag);
michael@0:       if (tagsInField.indexOf(tag) != -1)
michael@0:         elt.setAttribute("checked", "true");
michael@0:       tagsSelector.appendChild(elt);
michael@0:       if (selectedTag === tag)
michael@0:         selectedIndex = tagsSelector.getIndexOfItem(elt);
michael@0:     }
michael@0: 
michael@0:     // Restore position.
michael@0:     // The listbox allows to scroll only if the required offset doesn't
michael@0:     // overflow its capacity, thus need to adjust the index for removals.
michael@0:     firstIndex =
michael@0:       Math.min(firstIndex,
michael@0:                tagsSelector.itemCount - tagsSelector.getNumberOfVisibleRows());
michael@0:     tagsSelector.scrollToIndex(firstIndex);
michael@0:     if (selectedIndex >= 0 && tagsSelector.itemCount > 0) {
michael@0:       selectedIndex = Math.min(selectedIndex, tagsSelector.itemCount - 1);
michael@0:       tagsSelector.selectedIndex = selectedIndex;
michael@0:       tagsSelector.ensureIndexIsVisible(selectedIndex);
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   toggleTagsSelector: function EIO_toggleTagsSelector() {
michael@0:     var tagsSelector = this._element("tagsSelector");
michael@0:     var tagsSelectorRow = this._element("tagsSelectorRow");
michael@0:     var expander = this._element("tagsSelectorExpander");
michael@0:     if (tagsSelectorRow.collapsed) {
michael@0:       expander.className = "expander-up";
michael@0:       expander.setAttribute("tooltiptext",
michael@0:                             expander.getAttribute("tooltiptextup"));
michael@0:       tagsSelectorRow.collapsed = false;
michael@0:       this._rebuildTagsSelectorList();
michael@0: 
michael@0:       // This is a no-op if we've added the listener.
michael@0:       tagsSelector.addEventListener("CheckboxStateChange", this, false);
michael@0:     }
michael@0:     else {
michael@0:       expander.className = "expander-down";
michael@0:       expander.setAttribute("tooltiptext",
michael@0:                             expander.getAttribute("tooltiptextdown"));
michael@0:       tagsSelectorRow.collapsed = true;
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Splits "tagsField" element value, returning an array of valid tag strings.
michael@0:    *
michael@0:    * @return Array of tag strings found in the field value.
michael@0:    */
michael@0:   _getTagsArrayFromTagField: function EIO__getTagsArrayFromTagField() {
michael@0:     let tags = this._element("tagsField").value;
michael@0:     return tags.trim()
michael@0:                .split(/\s*,\s*/) // Split on commas and remove spaces.
michael@0:                .filter(function (tag) tag.length > 0); // Kill empty tags.
michael@0:   },
michael@0: 
michael@0:   newFolder: function EIO_newFolder() {
michael@0:     var ip = this._folderTree.insertionPoint;
michael@0: 
michael@0:     // default to the bookmarks menu folder
michael@0:     if (!ip || ip.itemId == PlacesUIUtils.allBookmarksFolderId) {
michael@0:         ip = new InsertionPoint(PlacesUtils.bookmarksMenuFolderId,
michael@0:                                 PlacesUtils.bookmarks.DEFAULT_INDEX,
michael@0:                                 Ci.nsITreeView.DROP_ON);
michael@0:     }
michael@0: 
michael@0:     // XXXmano: add a separate "New Folder" string at some point...
michael@0:     var defaultLabel = this._element("newFolderButton").label;
michael@0:     var txn = new PlacesCreateFolderTransaction(defaultLabel, ip.itemId, ip.index);
michael@0:     PlacesUtils.transactionManager.doTransaction(txn);
michael@0:     this._folderTree.focus();
michael@0:     this._folderTree.selectItems([ip.itemId]);
michael@0:     PlacesUtils.asContainer(this._folderTree.selectedNode).containerOpen = true;
michael@0:     this._folderTree.selectItems([this._lastNewItem]);
michael@0:     this._folderTree.startEditing(this._folderTree.view.selection.currentIndex,
michael@0:                                   this._folderTree.columns.getFirstColumn());
michael@0:   },
michael@0: 
michael@0:   // nsIDOMEventListener
michael@0:   handleEvent: function EIO_nsIDOMEventListener(aEvent) {
michael@0:     switch (aEvent.type) {
michael@0:     case "CheckboxStateChange":
michael@0:       // Update the tags field when items are checked/unchecked in the listbox
michael@0:       var tags = this._getTagsArrayFromTagField();
michael@0: 
michael@0:       if (aEvent.target.checked) {
michael@0:         if (tags.indexOf(aEvent.target.label) == -1)
michael@0:           tags.push(aEvent.target.label);
michael@0:       }
michael@0:       else {
michael@0:         var indexOfItem = tags.indexOf(aEvent.target.label);
michael@0:         if (indexOfItem != -1)
michael@0:           tags.splice(indexOfItem, 1);
michael@0:       }
michael@0:       this._element("tagsField").value = tags.join(", ");
michael@0:       this._updateTags();
michael@0:       break;
michael@0:     case "unload":
michael@0:       this.uninitPanel(false);
michael@0:       break;
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   // nsINavBookmarkObserver
michael@0:   onItemChanged: function EIO_onItemChanged(aItemId, aProperty,
michael@0:                                             aIsAnnotationProperty, aValue,
michael@0:                                             aLastModified, aItemType) {
michael@0:     if (aProperty == "tags") {
michael@0:       // Tags case is special, since they should be updated if either:
michael@0:       // - the notification is for the edited bookmark
michael@0:       // - the notification is for the edited history entry
michael@0:       // - the notification is for one of edited uris
michael@0:       let shouldUpdateTagsField = this._itemId == aItemId;
michael@0:       if (this._itemId == -1 || this._multiEdit) {
michael@0:         // Check if the changed uri is part of the modified ones.
michael@0:         let changedURI = PlacesUtils.bookmarks.getBookmarkURI(aItemId);
michael@0:         let uris = this._multiEdit ? this._uris : [this._uri];
michael@0:         uris.forEach(function (aURI, aIndex) {
michael@0:           if (aURI.equals(changedURI)) {
michael@0:             shouldUpdateTagsField = true;
michael@0:             if (this._multiEdit) {
michael@0:               this._tags[aIndex] = PlacesUtils.tagging.getTagsForURI(this._uris[aIndex]);
michael@0:             }
michael@0:           }
michael@0:         }, this);
michael@0:       }
michael@0: 
michael@0:       if (shouldUpdateTagsField) {
michael@0:         if (this._multiEdit) {
michael@0:           this._allTags = this._getCommonTags();
michael@0:           this._initTextField("tagsField", this._allTags.join(", "), false);
michael@0:         }
michael@0:         else {
michael@0:           let tags = PlacesUtils.tagging.getTagsForURI(this._uri).join(", ");
michael@0:           this._initTextField("tagsField", tags, false);
michael@0:         }
michael@0:       }
michael@0: 
michael@0:       // Any tags change should be reflected in the tags selector.
michael@0:       this._rebuildTagsSelectorList();
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     if (this._itemId != aItemId) {
michael@0:       if (aProperty == "title") {
michael@0:         // If the title of a folder which is listed within the folders
michael@0:         // menulist has been changed, we need to update the label of its
michael@0:         // representing element.
michael@0:         var menupopup = this._folderMenuList.menupopup;
michael@0:         for (let i = 0; i < menupopup.childNodes.length; i++) {
michael@0:           if ("folderId" in menupopup.childNodes[i] &&
michael@0:               menupopup.childNodes[i].folderId == aItemId) {
michael@0:             menupopup.childNodes[i].label = aValue;
michael@0:             break;
michael@0:           }
michael@0:         }
michael@0:       }
michael@0: 
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     switch (aProperty) {
michael@0:     case "title":
michael@0:       var namePicker = this._element("namePicker");
michael@0:       if (namePicker.value != aValue) {
michael@0:         namePicker.value = aValue;
michael@0:         // clear undo stack
michael@0:         namePicker.editor.transactionManager.clear();
michael@0:       }
michael@0:       break;
michael@0:     case "uri":
michael@0:       var locationField = this._element("locationField");
michael@0:       if (locationField.value != aValue) {
michael@0:         this._uri = Cc["@mozilla.org/network/io-service;1"].
michael@0:                     getService(Ci.nsIIOService).
michael@0:                     newURI(aValue, null, null);
michael@0:         this._initTextField("locationField", this._uri.spec);
michael@0:         this._initNamePicker();
michael@0:         this._initTextField("tagsField",
michael@0:                              PlacesUtils.tagging
michael@0:                                         .getTagsForURI(this._uri).join(", "),
michael@0:                             false);
michael@0:         this._rebuildTagsSelectorList();
michael@0:       }
michael@0:       break;
michael@0:     case "keyword":
michael@0:       this._initTextField("keywordField",
michael@0:                           PlacesUtils.bookmarks
michael@0:                                      .getKeywordForBookmark(this._itemId));
michael@0:       break;
michael@0:     case PlacesUIUtils.DESCRIPTION_ANNO:
michael@0:       this._initTextField("descriptionField",
michael@0:                           PlacesUIUtils.getItemDescription(this._itemId));
michael@0:       break;
michael@0:     case PlacesUIUtils.LOAD_IN_SIDEBAR_ANNO:
michael@0:       this._element("loadInSidebarCheckbox").checked =
michael@0:         PlacesUtils.annotations.itemHasAnnotation(this._itemId,
michael@0:                                                   PlacesUIUtils.LOAD_IN_SIDEBAR_ANNO);
michael@0:       break;
michael@0:     case PlacesUtils.LMANNO_FEEDURI:
michael@0:       let feedURISpec =
michael@0:         PlacesUtils.annotations.getItemAnnotation(this._itemId,
michael@0:                                                   PlacesUtils.LMANNO_FEEDURI);
michael@0:       this._initTextField("feedLocationField", feedURISpec, true);
michael@0:       break;
michael@0:     case PlacesUtils.LMANNO_SITEURI:
michael@0:       let siteURISpec = "";
michael@0:       try {
michael@0:         siteURISpec =
michael@0:           PlacesUtils.annotations.getItemAnnotation(this._itemId,
michael@0:                                                     PlacesUtils.LMANNO_SITEURI);
michael@0:       } catch (ex) {}
michael@0:       this._initTextField("siteLocationField", siteURISpec, true);
michael@0:       break;
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   onItemMoved: function EIO_onItemMoved(aItemId, aOldParent, aOldIndex,
michael@0:                                         aNewParent, aNewIndex, aItemType) {
michael@0:     if (aItemId != this._itemId ||
michael@0:         aNewParent == this._getFolderIdFromMenuList())
michael@0:       return;
michael@0: 
michael@0:     var folderItem = this._getFolderMenuItem(aNewParent);
michael@0: 
michael@0:     // just setting selectItem _does not_ trigger oncommand, so we don't
michael@0:     // recurse
michael@0:     this._folderMenuList.selectedItem = folderItem;
michael@0:   },
michael@0: 
michael@0:   onItemAdded: function EIO_onItemAdded(aItemId, aParentId, aIndex, aItemType,
michael@0:                                         aURI) {
michael@0:     this._lastNewItem = aItemId;
michael@0:   },
michael@0: 
michael@0:   onItemRemoved: function() { },
michael@0:   onBeginUpdateBatch: function() { },
michael@0:   onEndUpdateBatch: function() { },
michael@0:   onItemVisited: function() { },
michael@0: };