mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
1698 lines
60 KiB
JavaScript
1698 lines
60 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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Components.utils.import('resource://gre/modules/XPCOMUtils.jsm');
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const PTV_interfaces = [Ci.nsITreeView,
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Ci.nsINavHistoryResultObserver,
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Ci.nsINavHistoryResultTreeViewer,
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Ci.nsISupportsWeakReference];
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function PlacesTreeView(aFlatList, aOnOpenFlatContainer, aController) {
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this._tree = null;
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this._result = null;
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this._selection = null;
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this._rootNode = null;
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this._rows = [];
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this._flatList = aFlatList;
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this._openContainerCallback = aOnOpenFlatContainer;
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this._controller = aController;
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}
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PlacesTreeView.prototype = {
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get wrappedJSObject() this,
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__dateService: null,
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get _dateService() {
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if (!this.__dateService) {
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this.__dateService = Cc["@mozilla.org/intl/scriptabledateformat;1"].
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getService(Ci.nsIScriptableDateFormat);
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}
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return this.__dateService;
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},
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QueryInterface: XPCOMUtils.generateQI(PTV_interfaces),
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// Bug 761494:
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// ----------
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// Some addons use methods from nsINavHistoryResultObserver and
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// nsINavHistoryResultTreeViewer, without QIing to these interfaces first.
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// That's not a problem when the view is retrieved through the
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// <tree>.view getter (which returns the wrappedJSObject of this object),
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// it raises an issue when the view retrieved through the treeBoxObject.view
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// getter. Thus, to avoid breaking addons, the interfaces are prefetched.
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classInfo: XPCOMUtils.generateCI({ interfaces: PTV_interfaces }),
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/**
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* This is called once both the result and the tree are set.
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*/
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_finishInit: function PTV__finishInit() {
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let selection = this.selection;
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if (selection)
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selection.selectEventsSuppressed = true;
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if (!this._rootNode.containerOpen) {
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// This triggers containerStateChanged which then builds the visible
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// section.
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this._rootNode.containerOpen = true;
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}
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else
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this.invalidateContainer(this._rootNode);
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// "Activate" the sorting column and update commands.
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this.sortingChanged(this._result.sortingMode);
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if (selection)
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selection.selectEventsSuppressed = false;
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},
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/**
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* Plain Container: container result nodes which may never include sub
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* hierarchies.
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*
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* When the rows array is constructed, we don't set the children of plain
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* containers. Instead, we keep placeholders for these children. We then
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* build these children lazily as the tree asks us for information about each
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* row. Luckily, the tree doesn't ask about rows outside the visible area.
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*
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* @see _getNodeForRow and _getRowForNode for the actual magic.
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*
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* @note It's guaranteed that all containers are listed in the rows
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* elements array. It's also guaranteed that separators (if they're not
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* filtered, see below) are listed in the visible elements array, because
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* bookmark folders are never built lazily, as described above.
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*
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* @param aContainer
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* A container result node.
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*
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* @return true if aContainer is a plain container, false otherwise.
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*/
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_isPlainContainer: function PTV__isPlainContainer(aContainer) {
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// Livemarks are always plain containers.
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if (this._controller.hasCachedLivemarkInfo(aContainer))
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return true;
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// We don't know enough about non-query containers.
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if (!(aContainer instanceof Ci.nsINavHistoryQueryResultNode))
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return false;
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switch (aContainer.queryOptions.resultType) {
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case Ci.nsINavHistoryQueryOptions.RESULTS_AS_DATE_QUERY:
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case Ci.nsINavHistoryQueryOptions.RESULTS_AS_SITE_QUERY:
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case Ci.nsINavHistoryQueryOptions.RESULTS_AS_DATE_SITE_QUERY:
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case Ci.nsINavHistoryQueryOptions.RESULTS_AS_TAG_QUERY:
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return false;
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}
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// If it's a folder, it's not a plain container.
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let nodeType = aContainer.type;
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return nodeType != Ci.nsINavHistoryResultNode.RESULT_TYPE_FOLDER &&
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nodeType != Ci.nsINavHistoryResultNode.RESULT_TYPE_FOLDER_SHORTCUT;
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},
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/**
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* Gets the row number for a given node. Assumes that the given node is
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* visible (i.e. it's not an obsolete node).
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*
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* @param aNode
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* A result node. Do not pass an obsolete node, or any
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* node which isn't supposed to be in the tree (e.g. separators in
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* sorted trees).
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* @param [optional] aForceBuild
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* @see _isPlainContainer.
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* If true, the row will be computed even if the node still isn't set
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* in our rows array.
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* @param [optional] aParentRow
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* The row of aNode's parent. Ignored for the root node.
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* @param [optional] aNodeIndex
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* The index of aNode in its parent. Only used if aParentRow is
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* set too.
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*
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* @throws if aNode is invisible.
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* @note If aParentRow and aNodeIndex are passed and parent is a plain
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* container, this method will just return a calculated row value, without
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* making assumptions on existence of the node at that position.
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* @return aNode's row if it's in the rows list or if aForceBuild is set, -1
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* otherwise.
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*/
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_getRowForNode:
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function PTV__getRowForNode(aNode, aForceBuild, aParentRow, aNodeIndex) {
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if (aNode == this._rootNode)
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throw new Error("The root node is never visible");
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// A node is removed form the view either if it has no parent or if its
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// root-ancestor is not the root node (in which case that's the node
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// for which nodeRemoved was called).
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let ancestors = [x for each (x in PlacesUtils.nodeAncestors(aNode))];
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if (ancestors.length == 0 ||
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ancestors[ancestors.length - 1] != this._rootNode) {
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throw new Error("Removed node passed to _getRowForNode");
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}
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// Ensure that the entire chain is open, otherwise that node is invisible.
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for (let ancestor of ancestors) {
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if (!ancestor.containerOpen)
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throw new Error("Invisible node passed to _getRowForNode");
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}
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// Non-plain containers are initially built with their contents.
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let parent = aNode.parent;
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let parentIsPlain = this._isPlainContainer(parent);
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if (!parentIsPlain) {
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if (parent == this._rootNode)
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return this._rows.indexOf(aNode);
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return this._rows.indexOf(aNode, aParentRow);
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}
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let row = -1;
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let useNodeIndex = typeof(aNodeIndex) == "number";
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if (parent == this._rootNode)
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row = useNodeIndex ? aNodeIndex : this._rootNode.getChildIndex(aNode);
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else if (useNodeIndex && typeof(aParentRow) == "number") {
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// If we have both the row of the parent node, and the node's index, we
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// can avoid searching the rows array if the parent is a plain container.
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row = aParentRow + aNodeIndex + 1;
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}
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else {
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// Look for the node in the nodes array. Start the search at the parent
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// row. If the parent row isn't passed, we'll pass undefined to indexOf,
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// which is fine.
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row = this._rows.indexOf(aNode, aParentRow);
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if (row == -1 && aForceBuild) {
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let parentRow = typeof(aParentRow) == "number" ? aParentRow
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: this._getRowForNode(parent);
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row = parentRow + parent.getChildIndex(aNode) + 1;
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}
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}
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if (row != -1)
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this._rows[row] = aNode;
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return row;
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},
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/**
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* Given a row, finds and returns the parent details of the associated node.
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*
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* @param aChildRow
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* Row number.
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* @return [parentNode, parentRow]
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*/
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_getParentByChildRow: function PTV__getParentByChildRow(aChildRow) {
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let node = this._getNodeForRow(aChildRow);
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let parent = (node === null) ? this._rootNode : node.parent;
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// The root node is never visible
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if (parent == this._rootNode)
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return [this._rootNode, -1];
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let parentRow = this._rows.lastIndexOf(parent, aChildRow - 1);
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return [parent, parentRow];
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},
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/**
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* Gets the node at a given row.
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*/
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_getNodeForRow: function PTV__getNodeForRow(aRow) {
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if (aRow < 0) {
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return null;
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}
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let node = this._rows[aRow];
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if (node !== undefined)
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return node;
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// Find the nearest node.
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let rowNode, row;
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for (let i = aRow - 1; i >= 0 && rowNode === undefined; i--) {
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rowNode = this._rows[i];
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row = i;
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}
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// If there's no container prior to the given row, it's a child of
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// the root node (remember: all containers are listed in the rows array).
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if (!rowNode)
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return this._rows[aRow] = this._rootNode.getChild(aRow);
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// Unset elements may exist only in plain containers. Thus, if the nearest
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// node is a container, it's the row's parent, otherwise, it's a sibling.
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if (rowNode instanceof Ci.nsINavHistoryContainerResultNode)
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return this._rows[aRow] = rowNode.getChild(aRow - row - 1);
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let [parent, parentRow] = this._getParentByChildRow(row);
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return this._rows[aRow] = parent.getChild(aRow - parentRow - 1);
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},
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/**
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* This takes a container and recursively appends our rows array per its
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* contents. Assumes that the rows arrays has no rows for the given
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* container.
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*
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* @param [in] aContainer
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* A container result node.
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* @param [in] aFirstChildRow
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* The first row at which nodes may be inserted to the row array.
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* In other words, that's aContainer's row + 1.
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* @param [out] aToOpen
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* An array of containers to open once the build is done.
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*
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* @return the number of rows which were inserted.
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*/
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_buildVisibleSection:
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function PTV__buildVisibleSection(aContainer, aFirstChildRow, aToOpen)
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{
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// There's nothing to do if the container is closed.
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if (!aContainer.containerOpen)
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return 0;
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// Inserting the new elements into the rows array in one shot (by
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// Array.concat) is faster than resizing the array (by splice) on each loop
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// iteration.
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let cc = aContainer.childCount;
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let newElements = new Array(cc);
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this._rows = this._rows.splice(0, aFirstChildRow)
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.concat(newElements, this._rows);
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if (this._isPlainContainer(aContainer))
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return cc;
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const openLiteral = PlacesUIUtils.RDF.GetResource("http://home.netscape.com/NC-rdf#open");
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const trueLiteral = PlacesUIUtils.RDF.GetLiteral("true");
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let sortingMode = this._result.sortingMode;
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let rowsInserted = 0;
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for (let i = 0; i < cc; i++) {
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let curChild = aContainer.getChild(i);
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let curChildType = curChild.type;
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let row = aFirstChildRow + rowsInserted;
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// Don't display separators when sorted.
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if (curChildType == Ci.nsINavHistoryResultNode.RESULT_TYPE_SEPARATOR) {
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if (sortingMode != Ci.nsINavHistoryQueryOptions.SORT_BY_NONE) {
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// Remove the element for the filtered separator.
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// Notice that the rows array was initially resized to include all
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// children.
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this._rows.splice(row, 1);
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continue;
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}
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}
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this._rows[row] = curChild;
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rowsInserted++;
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// Recursively do containers.
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if (!this._flatList &&
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curChild instanceof Ci.nsINavHistoryContainerResultNode &&
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!this._controller.hasCachedLivemarkInfo(curChild)) {
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let resource = this._getResourceForNode(curChild);
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let isopen = resource != null &&
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PlacesUIUtils.localStore.HasAssertion(resource,
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openLiteral,
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trueLiteral, true);
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if (isopen != curChild.containerOpen)
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aToOpen.push(curChild);
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else if (curChild.containerOpen && curChild.childCount > 0)
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rowsInserted += this._buildVisibleSection(curChild, row + 1, aToOpen);
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}
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}
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return rowsInserted;
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},
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/**
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* This counts how many rows a node takes in the tree. For containers it
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* will count the node itself plus any child node following it.
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*/
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_countVisibleRowsForNodeAtRow:
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function PTV__countVisibleRowsForNodeAtRow(aNodeRow) {
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let node = this._rows[aNodeRow];
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// If it's not listed yet, we know that it's a leaf node (instanceof also
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// null-checks).
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if (!(node instanceof Ci.nsINavHistoryContainerResultNode))
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return 1;
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let outerLevel = node.indentLevel;
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for (let i = aNodeRow + 1; i < this._rows.length; i++) {
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let rowNode = this._rows[i];
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if (rowNode && rowNode.indentLevel <= outerLevel)
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return i - aNodeRow;
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}
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// This node plus its children take up the bottom of the list.
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return this._rows.length - aNodeRow;
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},
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_getSelectedNodesInRange:
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function PTV__getSelectedNodesInRange(aFirstRow, aLastRow) {
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let selection = this.selection;
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let rc = selection.getRangeCount();
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if (rc == 0)
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return [];
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// The visible-area borders are needed for checking whether a
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// selected row is also visible.
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let firstVisibleRow = this._tree.getFirstVisibleRow();
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let lastVisibleRow = this._tree.getLastVisibleRow();
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let nodesInfo = [];
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for (let rangeIndex = 0; rangeIndex < rc; rangeIndex++) {
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let min = { }, max = { };
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selection.getRangeAt(rangeIndex, min, max);
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// If this range does not overlap the replaced chunk, we don't need to
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// persist the selection.
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if (max.value < aFirstRow || min.value > aLastRow)
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continue;
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let firstRow = Math.max(min.value, aFirstRow);
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let lastRow = Math.min(max.value, aLastRow);
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for (let i = firstRow; i <= lastRow; i++) {
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nodesInfo.push({
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node: this._rows[i],
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oldRow: i,
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wasVisible: i >= firstVisibleRow && i <= lastVisibleRow
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});
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}
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}
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return nodesInfo;
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},
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/**
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* Tries to find an equivalent node for a node which was removed. We first
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* look for the original node, in case it was just relocated. Then, if we
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* that node was not found, we look for a node that has the same itemId, uri
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* and time values.
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*
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* @param aUpdatedContainer
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* An ancestor of the node which was removed. It does not have to be
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* its direct parent.
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* @param aOldNode
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* The node which was removed.
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*
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* @return the row number of an equivalent node for aOldOne, if one was
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* found, -1 otherwise.
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*/
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_getNewRowForRemovedNode:
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function PTV__getNewRowForRemovedNode(aUpdatedContainer, aOldNode) {
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let parent = aOldNode.parent;
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if (parent) {
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// If the node's parent is still set, the node is not obsolete
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// and we should just find out its new position.
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// However, if any of the node's ancestor is closed, the node is
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// invisible.
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let ancestors = PlacesUtils.nodeAncestors(aOldNode);
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for (let ancestor in ancestors) {
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if (!ancestor.containerOpen)
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return -1;
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}
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return this._getRowForNode(aOldNode, true);
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}
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// There's a broken edge case here.
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// If a visit appears in two queries, and the second one was
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// the old node, we'll select the first one after refresh. There's
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// nothing we could do about that, because aOldNode.parent is
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// gone by the time invalidateContainer is called.
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let newNode = aUpdatedContainer.findNodeByDetails(aOldNode.uri,
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aOldNode.time,
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aOldNode.itemId,
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true);
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if (!newNode)
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return -1;
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return this._getRowForNode(newNode, true);
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},
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/**
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* Restores a given selection state as near as possible to the original
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* selection state.
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*
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* @param aNodesInfo
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* The persisted selection state as returned by
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* _getSelectedNodesInRange.
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* @param aUpdatedContainer
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* The container which was updated.
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*/
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_restoreSelection:
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function PTV__restoreSelection(aNodesInfo, aUpdatedContainer) {
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if (aNodesInfo.length == 0)
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return;
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let selection = this.selection;
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// Attempt to ensure that previously-visible selection will be visible
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// if it's re-selected. However, we can only ensure that for one row.
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let scrollToRow = -1;
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for (let i = 0; i < aNodesInfo.length; i++) {
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let nodeInfo = aNodesInfo[i];
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let row = this._getNewRowForRemovedNode(aUpdatedContainer,
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aNodesInfo[i].node);
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// Select the found node, if any.
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if (row != -1) {
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selection.rangedSelect(row, row, true);
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if (nodeInfo.wasVisible && scrollToRow == -1)
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scrollToRow = row;
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}
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}
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// If only one node was previously selected and there's no selection now,
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// select the node at its old row, if any.
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if (aNodesInfo.length == 1 && selection.count == 0) {
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let row = Math.min(aNodesInfo[0].oldRow, this._rows.length - 1);
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selection.rangedSelect(row, row, true);
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if (aNodesInfo[0].wasVisible && scrollToRow == -1)
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scrollToRow = aNodesInfo[0].oldRow;
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}
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if (scrollToRow != -1)
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this._tree.ensureRowIsVisible(scrollToRow);
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},
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_convertPRTimeToString: function PTV__convertPRTimeToString(aTime) {
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const MS_PER_MINUTE = 60000;
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const MS_PER_DAY = 86400000;
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let timeMs = aTime / 1000; // PRTime is in microseconds
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// Date is calculated starting from midnight, so the modulo with a day are
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// milliseconds from today's midnight.
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// getTimezoneOffset corrects that based on local time, notice midnight
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// can have a different offset during DST-change days.
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let dateObj = new Date();
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let now = dateObj.getTime() - dateObj.getTimezoneOffset() * MS_PER_MINUTE;
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let midnight = now - (now % MS_PER_DAY);
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midnight += new Date(midnight).getTimezoneOffset() * MS_PER_MINUTE;
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let dateFormat = timeMs >= midnight ?
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Ci.nsIScriptableDateFormat.dateFormatNone :
|
|
Ci.nsIScriptableDateFormat.dateFormatShort;
|
|
|
|
let timeObj = new Date(timeMs);
|
|
return (this._dateService.FormatDateTime("", dateFormat,
|
|
Ci.nsIScriptableDateFormat.timeFormatNoSeconds,
|
|
timeObj.getFullYear(), timeObj.getMonth() + 1,
|
|
timeObj.getDate(), timeObj.getHours(),
|
|
timeObj.getMinutes(), timeObj.getSeconds()));
|
|
},
|
|
|
|
COLUMN_TYPE_UNKNOWN: 0,
|
|
COLUMN_TYPE_TITLE: 1,
|
|
COLUMN_TYPE_URI: 2,
|
|
COLUMN_TYPE_DATE: 3,
|
|
COLUMN_TYPE_VISITCOUNT: 4,
|
|
COLUMN_TYPE_KEYWORD: 5,
|
|
COLUMN_TYPE_DESCRIPTION: 6,
|
|
COLUMN_TYPE_DATEADDED: 7,
|
|
COLUMN_TYPE_LASTMODIFIED: 8,
|
|
COLUMN_TYPE_TAGS: 9,
|
|
|
|
_getColumnType: function PTV__getColumnType(aColumn) {
|
|
let columnType = aColumn.element.getAttribute("anonid") || aColumn.id;
|
|
|
|
switch (columnType) {
|
|
case "title":
|
|
return this.COLUMN_TYPE_TITLE;
|
|
case "url":
|
|
return this.COLUMN_TYPE_URI;
|
|
case "date":
|
|
return this.COLUMN_TYPE_DATE;
|
|
case "visitCount":
|
|
return this.COLUMN_TYPE_VISITCOUNT;
|
|
case "keyword":
|
|
return this.COLUMN_TYPE_KEYWORD;
|
|
case "description":
|
|
return this.COLUMN_TYPE_DESCRIPTION;
|
|
case "dateAdded":
|
|
return this.COLUMN_TYPE_DATEADDED;
|
|
case "lastModified":
|
|
return this.COLUMN_TYPE_LASTMODIFIED;
|
|
case "tags":
|
|
return this.COLUMN_TYPE_TAGS;
|
|
}
|
|
return this.COLUMN_TYPE_UNKNOWN;
|
|
},
|
|
|
|
_sortTypeToColumnType: function PTV__sortTypeToColumnType(aSortType) {
|
|
switch (aSortType) {
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_TITLE_ASCENDING:
|
|
return [this.COLUMN_TYPE_TITLE, false];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_TITLE_DESCENDING:
|
|
return [this.COLUMN_TYPE_TITLE, true];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_DATE_ASCENDING:
|
|
return [this.COLUMN_TYPE_DATE, false];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_DATE_DESCENDING:
|
|
return [this.COLUMN_TYPE_DATE, true];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_URI_ASCENDING:
|
|
return [this.COLUMN_TYPE_URI, false];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_URI_DESCENDING:
|
|
return [this.COLUMN_TYPE_URI, true];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_VISITCOUNT_ASCENDING:
|
|
return [this.COLUMN_TYPE_VISITCOUNT, false];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_VISITCOUNT_DESCENDING:
|
|
return [this.COLUMN_TYPE_VISITCOUNT, true];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_KEYWORD_ASCENDING:
|
|
return [this.COLUMN_TYPE_KEYWORD, false];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_KEYWORD_DESCENDING:
|
|
return [this.COLUMN_TYPE_KEYWORD, true];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_ANNOTATION_ASCENDING:
|
|
if (this._result.sortingAnnotation == PlacesUIUtils.DESCRIPTION_ANNO)
|
|
return [this.COLUMN_TYPE_DESCRIPTION, false];
|
|
break;
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_ANNOTATION_DESCENDING:
|
|
if (this._result.sortingAnnotation == PlacesUIUtils.DESCRIPTION_ANNO)
|
|
return [this.COLUMN_TYPE_DESCRIPTION, true];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_DATEADDED_ASCENDING:
|
|
return [this.COLUMN_TYPE_DATEADDED, false];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_DATEADDED_DESCENDING:
|
|
return [this.COLUMN_TYPE_DATEADDED, true];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_LASTMODIFIED_ASCENDING:
|
|
return [this.COLUMN_TYPE_LASTMODIFIED, false];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_LASTMODIFIED_DESCENDING:
|
|
return [this.COLUMN_TYPE_LASTMODIFIED, true];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_TAGS_ASCENDING:
|
|
return [this.COLUMN_TYPE_TAGS, false];
|
|
case Ci.nsINavHistoryQueryOptions.SORT_BY_TAGS_DESCENDING:
|
|
return [this.COLUMN_TYPE_TAGS, true];
|
|
}
|
|
return [this.COLUMN_TYPE_UNKNOWN, false];
|
|
},
|
|
|
|
// nsINavHistoryResultObserver
|
|
nodeInserted: function PTV_nodeInserted(aParentNode, aNode, aNewIndex) {
|
|
NS_ASSERT(this._result, "Got a notification but have no result!");
|
|
if (!this._tree || !this._result)
|
|
return;
|
|
|
|
// Bail out for hidden separators.
|
|
if (PlacesUtils.nodeIsSeparator(aNode) && this.isSorted())
|
|
return;
|
|
|
|
let parentRow;
|
|
if (aParentNode != this._rootNode) {
|
|
parentRow = this._getRowForNode(aParentNode);
|
|
|
|
// Update parent when inserting the first item, since twisty has changed.
|
|
if (aParentNode.childCount == 1)
|
|
this._tree.invalidateRow(parentRow);
|
|
}
|
|
|
|
// Compute the new row number of the node.
|
|
let row = -1;
|
|
let cc = aParentNode.childCount;
|
|
if (aNewIndex == 0 || this._isPlainContainer(aParentNode) || cc == 0) {
|
|
// We don't need to worry about sub hierarchies of the parent node
|
|
// if it's a plain container, or if the new node is its first child.
|
|
if (aParentNode == this._rootNode)
|
|
row = aNewIndex;
|
|
else
|
|
row = parentRow + aNewIndex + 1;
|
|
}
|
|
else {
|
|
// Here, we try to find the next visible element in the child list so we
|
|
// can set the new visible index to be right before that. Note that we
|
|
// have to search down instead of up, because some siblings could have
|
|
// children themselves that would be in the way.
|
|
let separatorsAreHidden = PlacesUtils.nodeIsSeparator(aNode) &&
|
|
this.isSorted();
|
|
for (let i = aNewIndex + 1; i < cc; i++) {
|
|
let node = aParentNode.getChild(i);
|
|
if (!separatorsAreHidden || PlacesUtils.nodeIsSeparator(node)) {
|
|
// The children have not been shifted so the next item will have what
|
|
// should be our index.
|
|
row = this._getRowForNode(node, false, parentRow, i);
|
|
break;
|
|
}
|
|
}
|
|
if (row < 0) {
|
|
// At the end of the child list without finding a visible sibling. This
|
|
// is a little harder because we don't know how many rows the last item
|
|
// in our list takes up (it could be a container with many children).
|
|
let prevChild = aParentNode.getChild(aNewIndex - 1);
|
|
let prevIndex = this._getRowForNode(prevChild, false, parentRow,
|
|
aNewIndex - 1);
|
|
row = prevIndex + this._countVisibleRowsForNodeAtRow(prevIndex);
|
|
}
|
|
}
|
|
|
|
this._rows.splice(row, 0, aNode);
|
|
this._tree.rowCountChanged(row, 1);
|
|
|
|
if (PlacesUtils.nodeIsContainer(aNode) &&
|
|
PlacesUtils.asContainer(aNode).containerOpen) {
|
|
this.invalidateContainer(aNode);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* THIS FUNCTION DOES NOT HANDLE cases where a collapsed node is being
|
|
* removed but the node it is collapsed with is not being removed (this then
|
|
* just swap out the removee with its collapsing partner). The only time
|
|
* when we really remove things is when deleting URIs, which will apply to
|
|
* all collapsees. This function is called sometimes when resorting items.
|
|
* However, we won't do this when sorted by date because dates will never
|
|
* change for visits, and date sorting is the only time things are collapsed.
|
|
*/
|
|
nodeRemoved: function PTV_nodeRemoved(aParentNode, aNode, aOldIndex) {
|
|
NS_ASSERT(this._result, "Got a notification but have no result!");
|
|
if (!this._tree || !this._result)
|
|
return;
|
|
|
|
// XXX bug 517701: We don't know what to do when the root node is removed.
|
|
if (aNode == this._rootNode)
|
|
throw Cr.NS_ERROR_NOT_IMPLEMENTED;
|
|
|
|
// Bail out for hidden separators.
|
|
if (PlacesUtils.nodeIsSeparator(aNode) && this.isSorted())
|
|
return;
|
|
|
|
let parentRow = aParentNode == this._rootNode ?
|
|
undefined : this._getRowForNode(aParentNode, true);
|
|
let oldRow = this._getRowForNode(aNode, true, parentRow, aOldIndex);
|
|
if (oldRow < 0)
|
|
throw Cr.NS_ERROR_UNEXPECTED;
|
|
|
|
// If the node was exclusively selected, the node next to it will be
|
|
// selected.
|
|
let selectNext = false;
|
|
let selection = this.selection;
|
|
if (selection.getRangeCount() == 1) {
|
|
let min = { }, max = { };
|
|
selection.getRangeAt(0, min, max);
|
|
if (min.value == max.value &&
|
|
this.nodeForTreeIndex(min.value) == aNode)
|
|
selectNext = true;
|
|
}
|
|
|
|
// Remove the node and its children, if any.
|
|
let count = this._countVisibleRowsForNodeAtRow(oldRow);
|
|
this._rows.splice(oldRow, count);
|
|
this._tree.rowCountChanged(oldRow, -count);
|
|
|
|
// Redraw the parent if its twisty state has changed.
|
|
if (aParentNode != this._rootNode && !aParentNode.hasChildren) {
|
|
let parentRow = oldRow - 1;
|
|
this._tree.invalidateRow(parentRow);
|
|
}
|
|
|
|
// Restore selection if the node was exclusively selected.
|
|
if (!selectNext)
|
|
return;
|
|
|
|
// Restore selection.
|
|
let rowToSelect = Math.min(oldRow, this._rows.length - 1);
|
|
this.selection.rangedSelect(rowToSelect, rowToSelect, true);
|
|
},
|
|
|
|
nodeMoved:
|
|
function PTV_nodeMoved(aNode, aOldParent, aOldIndex, aNewParent, aNewIndex) {
|
|
NS_ASSERT(this._result, "Got a notification but have no result!");
|
|
if (!this._tree || !this._result)
|
|
return;
|
|
|
|
// Bail out for hidden separators.
|
|
if (PlacesUtils.nodeIsSeparator(aNode) && this.isSorted())
|
|
return;
|
|
|
|
// Note that at this point the node has already been moved by the backend,
|
|
// so we must give hints to _getRowForNode to get the old row position.
|
|
let oldParentRow = aOldParent == this._rootNode ?
|
|
undefined : this._getRowForNode(aOldParent, true);
|
|
let oldRow = this._getRowForNode(aNode, true, oldParentRow, aOldIndex);
|
|
if (oldRow < 0)
|
|
throw Cr.NS_ERROR_UNEXPECTED;
|
|
|
|
// If this node is a container it could take up more than one row.
|
|
let count = this._countVisibleRowsForNodeAtRow(oldRow);
|
|
|
|
// Persist selection state.
|
|
let nodesToReselect =
|
|
this._getSelectedNodesInRange(oldRow, oldRow + count);
|
|
if (nodesToReselect.length > 0)
|
|
this.selection.selectEventsSuppressed = true;
|
|
|
|
// Redraw the parent if its twisty state has changed.
|
|
if (aOldParent != this._rootNode && !aOldParent.hasChildren) {
|
|
let parentRow = oldRow - 1;
|
|
this._tree.invalidateRow(parentRow);
|
|
}
|
|
|
|
// Remove node and its children, if any, from the old position.
|
|
this._rows.splice(oldRow, count);
|
|
this._tree.rowCountChanged(oldRow, -count);
|
|
|
|
// Insert the node into the new position.
|
|
this.nodeInserted(aNewParent, aNode, aNewIndex);
|
|
|
|
// Restore selection.
|
|
if (nodesToReselect.length > 0) {
|
|
this._restoreSelection(nodesToReselect, aNewParent);
|
|
this.selection.selectEventsSuppressed = false;
|
|
}
|
|
},
|
|
|
|
_invalidateCellValue: function PTV__invalidateCellValue(aNode,
|
|
aColumnType) {
|
|
NS_ASSERT(this._result, "Got a notification but have no result!");
|
|
if (!this._tree || !this._result)
|
|
return;
|
|
|
|
// Nothing to do for the root node.
|
|
if (aNode == this._rootNode)
|
|
return;
|
|
|
|
let row = this._getRowForNode(aNode);
|
|
if (row == -1)
|
|
return;
|
|
|
|
let column = this._findColumnByType(aColumnType);
|
|
if (column && !column.element.hidden)
|
|
this._tree.invalidateCell(row, column);
|
|
|
|
// Last modified time is altered for almost all node changes.
|
|
if (aColumnType != this.COLUMN_TYPE_LASTMODIFIED) {
|
|
let lastModifiedColumn =
|
|
this._findColumnByType(this.COLUMN_TYPE_LASTMODIFIED);
|
|
if (lastModifiedColumn && !lastModifiedColumn.hidden)
|
|
this._tree.invalidateCell(row, lastModifiedColumn);
|
|
}
|
|
},
|
|
|
|
_populateLivemarkContainer: function PTV__populateLivemarkContainer(aNode) {
|
|
PlacesUtils.livemarks.getLivemark({ id: aNode.itemId },
|
|
function (aStatus, aLivemark) {
|
|
let placesNode = aNode;
|
|
// Need to check containerOpen since getLivemark is async.
|
|
if (!Components.isSuccessCode(aStatus) || !placesNode.containerOpen)
|
|
return;
|
|
|
|
let children = aLivemark.getNodesForContainer(placesNode);
|
|
for (let i = 0; i < children.length; i++) {
|
|
let child = children[i];
|
|
this.nodeInserted(placesNode, child, i);
|
|
}
|
|
}.bind(this));
|
|
},
|
|
|
|
nodeTitleChanged: function PTV_nodeTitleChanged(aNode, aNewTitle) {
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_TITLE);
|
|
},
|
|
|
|
nodeURIChanged: function PTV_nodeURIChanged(aNode, aNewURI) {
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_URI);
|
|
},
|
|
|
|
nodeIconChanged: function PTV_nodeIconChanged(aNode) {
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_TITLE);
|
|
},
|
|
|
|
nodeHistoryDetailsChanged:
|
|
function PTV_nodeHistoryDetailsChanged(aNode, aUpdatedVisitDate,
|
|
aUpdatedVisitCount) {
|
|
if (aNode.parent && this._controller.hasCachedLivemarkInfo(aNode.parent)) {
|
|
// Find the node in the parent.
|
|
let parentRow = this._flatList ? 0 : this._getRowForNode(aNode.parent);
|
|
for (let i = parentRow; i < this._rows.length; i++) {
|
|
let child = this.nodeForTreeIndex(i);
|
|
if (child.uri == aNode.uri) {
|
|
this._cellProperties.delete(child);
|
|
this._invalidateCellValue(child, this.COLUMN_TYPE_TITLE);
|
|
break;
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_DATE);
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_VISITCOUNT);
|
|
},
|
|
|
|
nodeTagsChanged: function PTV_nodeTagsChanged(aNode) {
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_TAGS);
|
|
},
|
|
|
|
nodeKeywordChanged: function PTV_nodeKeywordChanged(aNode, aNewKeyword) {
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_KEYWORD);
|
|
},
|
|
|
|
nodeAnnotationChanged: function PTV_nodeAnnotationChanged(aNode, aAnno) {
|
|
if (aAnno == PlacesUIUtils.DESCRIPTION_ANNO) {
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_DESCRIPTION);
|
|
}
|
|
else if (aAnno == PlacesUtils.LMANNO_FEEDURI) {
|
|
PlacesUtils.livemarks.getLivemark(
|
|
{ id: aNode.itemId },
|
|
function (aStatus, aLivemark) {
|
|
if (Components.isSuccessCode(aStatus)) {
|
|
this._controller.cacheLivemarkInfo(aNode, aLivemark);
|
|
let properties = this._cellProperties.get(aNode);
|
|
this._cellProperties.set(aNode, properties += " livemark ");
|
|
|
|
// The livemark attribute is set as a cell property on the title cell.
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_TITLE);
|
|
}
|
|
}.bind(this)
|
|
);
|
|
}
|
|
},
|
|
|
|
nodeDateAddedChanged: function PTV_nodeDateAddedChanged(aNode, aNewValue) {
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_DATEADDED);
|
|
},
|
|
|
|
nodeLastModifiedChanged:
|
|
function PTV_nodeLastModifiedChanged(aNode, aNewValue) {
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_LASTMODIFIED);
|
|
},
|
|
|
|
containerStateChanged:
|
|
function PTV_containerStateChanged(aNode, aOldState, aNewState) {
|
|
this.invalidateContainer(aNode);
|
|
|
|
if (PlacesUtils.nodeIsFolder(aNode) ||
|
|
(this._flatList && aNode == this._rootNode)) {
|
|
let queryOptions = PlacesUtils.asQuery(this._rootNode).queryOptions;
|
|
if (queryOptions.excludeItems) {
|
|
return;
|
|
}
|
|
|
|
PlacesUtils.livemarks.getLivemark({ id: aNode.itemId },
|
|
function (aStatus, aLivemark) {
|
|
if (Components.isSuccessCode(aStatus)) {
|
|
let shouldInvalidate =
|
|
!this._controller.hasCachedLivemarkInfo(aNode);
|
|
this._controller.cacheLivemarkInfo(aNode, aLivemark);
|
|
if (aNewState == Components.interfaces.nsINavHistoryContainerResultNode.STATE_OPENED) {
|
|
aLivemark.registerForUpdates(aNode, this);
|
|
// Prioritize the current livemark.
|
|
aLivemark.reload();
|
|
PlacesUtils.livemarks.reloadLivemarks();
|
|
if (shouldInvalidate)
|
|
this.invalidateContainer(aNode);
|
|
}
|
|
else {
|
|
aLivemark.unregisterForUpdates(aNode);
|
|
}
|
|
}
|
|
}.bind(this)
|
|
);
|
|
}
|
|
},
|
|
|
|
invalidateContainer: function PTV_invalidateContainer(aContainer) {
|
|
NS_ASSERT(this._result, "Need to have a result to update");
|
|
if (!this._tree)
|
|
return;
|
|
|
|
let startReplacement, replaceCount;
|
|
if (aContainer == this._rootNode) {
|
|
startReplacement = 0;
|
|
replaceCount = this._rows.length;
|
|
|
|
// If the root node is now closed, the tree is empty.
|
|
if (!this._rootNode.containerOpen) {
|
|
this._rows = [];
|
|
if (replaceCount)
|
|
this._tree.rowCountChanged(startReplacement, -replaceCount);
|
|
|
|
return;
|
|
}
|
|
}
|
|
else {
|
|
// Update the twisty state.
|
|
let row = this._getRowForNode(aContainer);
|
|
this._tree.invalidateRow(row);
|
|
|
|
// We don't replace the container node itself, so we should decrease the
|
|
// replaceCount by 1.
|
|
startReplacement = row + 1;
|
|
replaceCount = this._countVisibleRowsForNodeAtRow(row) - 1;
|
|
}
|
|
|
|
// Persist selection state.
|
|
let nodesToReselect =
|
|
this._getSelectedNodesInRange(startReplacement,
|
|
startReplacement + replaceCount);
|
|
|
|
// Now update the number of elements.
|
|
this.selection.selectEventsSuppressed = true;
|
|
|
|
// First remove the old elements
|
|
this._rows.splice(startReplacement, replaceCount);
|
|
|
|
// If the container is now closed, we're done.
|
|
if (!aContainer.containerOpen) {
|
|
let oldSelectionCount = this.selection.count;
|
|
if (replaceCount)
|
|
this._tree.rowCountChanged(startReplacement, -replaceCount);
|
|
|
|
// Select the row next to the closed container if any of its
|
|
// children were selected, and nothing else is selected.
|
|
if (nodesToReselect.length > 0 &&
|
|
nodesToReselect.length == oldSelectionCount) {
|
|
this.selection.rangedSelect(startReplacement, startReplacement, true);
|
|
this._tree.ensureRowIsVisible(startReplacement);
|
|
}
|
|
|
|
this.selection.selectEventsSuppressed = false;
|
|
return;
|
|
}
|
|
|
|
// Otherwise, start a batch first.
|
|
this._tree.beginUpdateBatch();
|
|
if (replaceCount)
|
|
this._tree.rowCountChanged(startReplacement, -replaceCount);
|
|
|
|
let toOpenElements = [];
|
|
let elementsAddedCount = this._buildVisibleSection(aContainer,
|
|
startReplacement,
|
|
toOpenElements);
|
|
if (elementsAddedCount)
|
|
this._tree.rowCountChanged(startReplacement, elementsAddedCount);
|
|
|
|
if (!this._flatList) {
|
|
// Now, open any containers that were persisted.
|
|
for (let i = 0; i < toOpenElements.length; i++) {
|
|
let item = toOpenElements[i];
|
|
let parent = item.parent;
|
|
|
|
// Avoid recursively opening containers.
|
|
while (parent) {
|
|
if (parent.uri == item.uri)
|
|
break;
|
|
parent = parent.parent;
|
|
}
|
|
|
|
// If we don't have a parent, we made it all the way to the root
|
|
// and didn't find a match, so we can open our item.
|
|
if (!parent && !item.containerOpen)
|
|
item.containerOpen = true;
|
|
}
|
|
}
|
|
|
|
if (this._controller.hasCachedLivemarkInfo(aContainer)) {
|
|
let queryOptions = PlacesUtils.asQuery(this._result.root).queryOptions;
|
|
if (!queryOptions.excludeItems) {
|
|
this._populateLivemarkContainer(aContainer);
|
|
}
|
|
}
|
|
|
|
this._tree.endUpdateBatch();
|
|
|
|
// Restore selection.
|
|
this._restoreSelection(nodesToReselect, aContainer);
|
|
this.selection.selectEventsSuppressed = false;
|
|
},
|
|
|
|
_columns: [],
|
|
_findColumnByType: function PTV__findColumnByType(aColumnType) {
|
|
if (this._columns[aColumnType])
|
|
return this._columns[aColumnType];
|
|
|
|
let columns = this._tree.columns;
|
|
let colCount = columns.count;
|
|
for (let i = 0; i < colCount; i++) {
|
|
let column = columns.getColumnAt(i);
|
|
let columnType = this._getColumnType(column);
|
|
this._columns[columnType] = column;
|
|
if (columnType == aColumnType)
|
|
return column;
|
|
}
|
|
|
|
// That's completely valid. Most of our trees actually include just the
|
|
// title column.
|
|
return null;
|
|
},
|
|
|
|
sortingChanged: function PTV__sortingChanged(aSortingMode) {
|
|
if (!this._tree || !this._result)
|
|
return;
|
|
|
|
// Depending on the sort mode, certain commands may be disabled.
|
|
window.updateCommands("sort");
|
|
|
|
let columns = this._tree.columns;
|
|
|
|
// Clear old sorting indicator.
|
|
let sortedColumn = columns.getSortedColumn();
|
|
if (sortedColumn)
|
|
sortedColumn.element.removeAttribute("sortDirection");
|
|
|
|
// Set new sorting indicator by looking through all columns for ours.
|
|
if (aSortingMode == Ci.nsINavHistoryQueryOptions.SORT_BY_NONE)
|
|
return;
|
|
|
|
let [desiredColumn, desiredIsDescending] =
|
|
this._sortTypeToColumnType(aSortingMode);
|
|
let colCount = columns.count;
|
|
let column = this._findColumnByType(desiredColumn);
|
|
if (column) {
|
|
let sortDir = desiredIsDescending ? "descending" : "ascending";
|
|
column.element.setAttribute("sortDirection", sortDir);
|
|
}
|
|
},
|
|
|
|
_inBatchMode: false,
|
|
batching: function PTV__batching(aToggleMode) {
|
|
if (this._inBatchMode != aToggleMode) {
|
|
this._inBatchMode = this.selection.selectEventsSuppressed = aToggleMode;
|
|
if (this._inBatchMode) {
|
|
this._tree.beginUpdateBatch();
|
|
}
|
|
else {
|
|
this._tree.endUpdateBatch();
|
|
}
|
|
}
|
|
},
|
|
|
|
get result() this._result,
|
|
set result(val) {
|
|
if (this._result) {
|
|
this._result.removeObserver(this);
|
|
this._rootNode.containerOpen = false;
|
|
}
|
|
|
|
if (val) {
|
|
this._result = val;
|
|
this._rootNode = this._result.root;
|
|
this._cellProperties = new Map();
|
|
this._cuttingNodes = new Set();
|
|
}
|
|
else if (this._result) {
|
|
delete this._result;
|
|
delete this._rootNode;
|
|
delete this._cellProperties;
|
|
delete this._cuttingNodes;
|
|
}
|
|
|
|
// If the tree is not set yet, setTree will call finishInit.
|
|
if (this._tree && val)
|
|
this._finishInit();
|
|
|
|
return val;
|
|
},
|
|
|
|
nodeForTreeIndex: function PTV_nodeForTreeIndex(aIndex) {
|
|
if (aIndex > this._rows.length)
|
|
throw Cr.NS_ERROR_INVALID_ARG;
|
|
|
|
return this._getNodeForRow(aIndex);
|
|
},
|
|
|
|
treeIndexForNode: function PTV_treeNodeForIndex(aNode) {
|
|
// The API allows passing invisible nodes.
|
|
try {
|
|
return this._getRowForNode(aNode, true);
|
|
}
|
|
catch(ex) { }
|
|
|
|
return Ci.nsINavHistoryResultTreeViewer.INDEX_INVISIBLE;
|
|
},
|
|
|
|
_getResourceForNode: function PTV_getResourceForNode(aNode)
|
|
{
|
|
let uri = aNode.uri;
|
|
NS_ASSERT(uri, "if there is no uri, we can't persist the open state");
|
|
return uri ? PlacesUIUtils.RDF.GetResource(uri) : null;
|
|
},
|
|
|
|
// nsITreeView
|
|
get rowCount() this._rows.length,
|
|
get selection() this._selection,
|
|
set selection(val) this._selection = val,
|
|
|
|
getRowProperties: function() { return ""; },
|
|
|
|
getCellProperties:
|
|
function PTV_getCellProperties(aRow, aColumn) {
|
|
// for anonid-trees, we need to add the column-type manually
|
|
var props = "";
|
|
let columnType = aColumn.element.getAttribute("anonid");
|
|
if (columnType)
|
|
props += columnType;
|
|
else
|
|
columnType = aColumn.id;
|
|
|
|
// Set the "ltr" property on url cells
|
|
if (columnType == "url")
|
|
props += " ltr";
|
|
|
|
if (columnType != "title")
|
|
return props;
|
|
|
|
let node = this._getNodeForRow(aRow);
|
|
|
|
if (this._cuttingNodes.has(node)) {
|
|
props += " cutting";
|
|
}
|
|
|
|
let properties = this._cellProperties.get(node);
|
|
if (properties === undefined) {
|
|
properties = "";
|
|
let itemId = node.itemId;
|
|
let nodeType = node.type;
|
|
if (PlacesUtils.containerTypes.indexOf(nodeType) != -1) {
|
|
if (nodeType == Ci.nsINavHistoryResultNode.RESULT_TYPE_QUERY) {
|
|
properties += " query";
|
|
if (PlacesUtils.nodeIsTagQuery(node))
|
|
properties += " tagContainer";
|
|
else if (PlacesUtils.nodeIsDay(node))
|
|
properties += " dayContainer";
|
|
else if (PlacesUtils.nodeIsHost(node))
|
|
properties += " hostContainer";
|
|
}
|
|
else if (nodeType == Ci.nsINavHistoryResultNode.RESULT_TYPE_FOLDER ||
|
|
nodeType == Ci.nsINavHistoryResultNode.RESULT_TYPE_FOLDER_SHORTCUT) {
|
|
if (this._controller.hasCachedLivemarkInfo(node)) {
|
|
properties += " livemark";
|
|
}
|
|
else {
|
|
PlacesUtils.livemarks.getLivemark(
|
|
{ id: node.itemId },
|
|
function (aStatus, aLivemark) {
|
|
if (Components.isSuccessCode(aStatus)) {
|
|
this._controller.cacheLivemarkInfo(node, aLivemark);
|
|
properties += " livemark";
|
|
// The livemark attribute is set as a cell property on the title cell.
|
|
this._invalidateCellValue(node, this.COLUMN_TYPE_TITLE);
|
|
}
|
|
}.bind(this)
|
|
);
|
|
}
|
|
}
|
|
|
|
if (itemId != -1) {
|
|
let queryName = PlacesUIUtils.getLeftPaneQueryNameFromId(itemId);
|
|
if (queryName)
|
|
properties += " OrganizerQuery_" + queryName;
|
|
}
|
|
}
|
|
else if (nodeType == Ci.nsINavHistoryResultNode.RESULT_TYPE_SEPARATOR)
|
|
properties += " separator";
|
|
else if (PlacesUtils.nodeIsURI(node)) {
|
|
properties += " " + PlacesUIUtils.guessUrlSchemeForUI(node.uri);
|
|
|
|
if (this._controller.hasCachedLivemarkInfo(node.parent)) {
|
|
properties += " livemarkItem";
|
|
if (node.accessCount) {
|
|
properties += " visited";
|
|
}
|
|
}
|
|
}
|
|
|
|
this._cellProperties.set(node, properties);
|
|
}
|
|
|
|
return props + " " + properties;
|
|
},
|
|
|
|
getColumnProperties: function(aColumn) { return ""; },
|
|
|
|
isContainer: function PTV_isContainer(aRow) {
|
|
// Only leaf nodes aren't listed in the rows array.
|
|
let node = this._rows[aRow];
|
|
if (node === undefined)
|
|
return false;
|
|
|
|
if (PlacesUtils.nodeIsContainer(node)) {
|
|
// Flat-lists may ignore expandQueries and other query options when
|
|
// they are asked to open a container.
|
|
if (this._flatList)
|
|
return true;
|
|
|
|
// treat non-expandable childless queries as non-containers
|
|
if (PlacesUtils.nodeIsQuery(node)) {
|
|
let parent = node.parent;
|
|
if ((PlacesUtils.nodeIsQuery(parent) ||
|
|
PlacesUtils.nodeIsFolder(parent)) &&
|
|
!PlacesUtils.asQuery(node).hasChildren)
|
|
return PlacesUtils.asQuery(parent).queryOptions.expandQueries;
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
},
|
|
|
|
isContainerOpen: function PTV_isContainerOpen(aRow) {
|
|
if (this._flatList)
|
|
return false;
|
|
|
|
// All containers are listed in the rows array.
|
|
return this._rows[aRow].containerOpen;
|
|
},
|
|
|
|
isContainerEmpty: function PTV_isContainerEmpty(aRow) {
|
|
if (this._flatList)
|
|
return true;
|
|
|
|
let node = this._rows[aRow];
|
|
if (this._controller.hasCachedLivemarkInfo(node)) {
|
|
let queryOptions = PlacesUtils.asQuery(this._result.root).queryOptions;
|
|
return queryOptions.excludeItems;
|
|
}
|
|
|
|
// All containers are listed in the rows array.
|
|
return !node.hasChildren;
|
|
},
|
|
|
|
isSeparator: function PTV_isSeparator(aRow) {
|
|
// All separators are listed in the rows array.
|
|
let node = this._rows[aRow];
|
|
return node && PlacesUtils.nodeIsSeparator(node);
|
|
},
|
|
|
|
isSorted: function PTV_isSorted() {
|
|
return this._result.sortingMode !=
|
|
Ci.nsINavHistoryQueryOptions.SORT_BY_NONE;
|
|
},
|
|
|
|
canDrop: function PTV_canDrop(aRow, aOrientation, aDataTransfer) {
|
|
if (!this._result)
|
|
throw Cr.NS_ERROR_UNEXPECTED;
|
|
|
|
// Drop position into a sorted treeview would be wrong.
|
|
if (this.isSorted())
|
|
return false;
|
|
|
|
let ip = this._getInsertionPoint(aRow, aOrientation);
|
|
return ip && PlacesControllerDragHelper.canDrop(ip, aDataTransfer);
|
|
},
|
|
|
|
_getInsertionPoint: function PTV__getInsertionPoint(index, orientation) {
|
|
let container = this._result.root;
|
|
let dropNearItemId = -1;
|
|
// When there's no selection, assume the container is the container
|
|
// the view is populated from (i.e. the result's itemId).
|
|
if (index != -1) {
|
|
let lastSelected = this.nodeForTreeIndex(index);
|
|
if (this.isContainer(index) && orientation == Ci.nsITreeView.DROP_ON) {
|
|
// If the last selected item is an open container, append _into_
|
|
// it, rather than insert adjacent to it.
|
|
container = lastSelected;
|
|
index = -1;
|
|
}
|
|
else if (lastSelected.containerOpen &&
|
|
orientation == Ci.nsITreeView.DROP_AFTER &&
|
|
lastSelected.hasChildren) {
|
|
// If the last selected node is an open container and the user is
|
|
// trying to drag into it as a first node, really insert into it.
|
|
container = lastSelected;
|
|
orientation = Ci.nsITreeView.DROP_ON;
|
|
index = 0;
|
|
}
|
|
else {
|
|
// Use the last-selected node's container.
|
|
container = lastSelected.parent;
|
|
|
|
// During its Drag & Drop operation, the tree code closes-and-opens
|
|
// containers very often (part of the XUL "spring-loaded folders"
|
|
// implementation). And in certain cases, we may reach a closed
|
|
// container here. However, we can simply bail out when this happens,
|
|
// because we would then be back here in less than a millisecond, when
|
|
// the container had been reopened.
|
|
if (!container || !container.containerOpen)
|
|
return null;
|
|
|
|
// Avoid the potentially expensive call to getChildIndex
|
|
// if we know this container doesn't allow insertion.
|
|
if (PlacesControllerDragHelper.disallowInsertion(container))
|
|
return null;
|
|
|
|
let queryOptions = PlacesUtils.asQuery(this._result.root).queryOptions;
|
|
if (queryOptions.sortingMode !=
|
|
Ci.nsINavHistoryQueryOptions.SORT_BY_NONE) {
|
|
// If we are within a sorted view, insert at the end.
|
|
index = -1;
|
|
}
|
|
else if (queryOptions.excludeItems ||
|
|
queryOptions.excludeQueries ||
|
|
queryOptions.excludeReadOnlyFolders) {
|
|
// Some item may be invisible, insert near last selected one.
|
|
// We don't replace index here to avoid requests to the db,
|
|
// instead it will be calculated later by the controller.
|
|
index = -1;
|
|
dropNearItemId = lastSelected.itemId;
|
|
}
|
|
else {
|
|
let lsi = container.getChildIndex(lastSelected);
|
|
index = orientation == Ci.nsITreeView.DROP_BEFORE ? lsi : lsi + 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (PlacesControllerDragHelper.disallowInsertion(container))
|
|
return null;
|
|
|
|
return new InsertionPoint(PlacesUtils.getConcreteItemId(container),
|
|
index, orientation,
|
|
PlacesUtils.nodeIsTagQuery(container),
|
|
dropNearItemId);
|
|
},
|
|
|
|
drop: function PTV_drop(aRow, aOrientation, aDataTransfer) {
|
|
// We are responsible for translating the |index| and |orientation|
|
|
// parameters into a container id and index within the container,
|
|
// since this information is specific to the tree view.
|
|
let ip = this._getInsertionPoint(aRow, aOrientation);
|
|
if (ip)
|
|
PlacesControllerDragHelper.onDrop(ip, aDataTransfer);
|
|
|
|
PlacesControllerDragHelper.currentDropTarget = null;
|
|
},
|
|
|
|
getParentIndex: function PTV_getParentIndex(aRow) {
|
|
let [parentNode, parentRow] = this._getParentByChildRow(aRow);
|
|
return parentRow;
|
|
},
|
|
|
|
hasNextSibling: function PTV_hasNextSibling(aRow, aAfterIndex) {
|
|
if (aRow == this._rows.length - 1) {
|
|
// The last row has no sibling.
|
|
return false;
|
|
}
|
|
|
|
let node = this._rows[aRow];
|
|
if (node === undefined || this._isPlainContainer(node.parent)) {
|
|
// The node is a child of a plain container.
|
|
// If the next row is either unset or has the same parent,
|
|
// it's a sibling.
|
|
let nextNode = this._rows[aRow + 1];
|
|
return (nextNode == undefined || nextNode.parent == node.parent);
|
|
}
|
|
|
|
let thisLevel = node.indentLevel;
|
|
for (let i = aAfterIndex + 1; i < this._rows.length; ++i) {
|
|
let rowNode = this._getNodeForRow(i);
|
|
let nextLevel = rowNode.indentLevel;
|
|
if (nextLevel == thisLevel)
|
|
return true;
|
|
if (nextLevel < thisLevel)
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
},
|
|
|
|
getLevel: function(aRow) this._getNodeForRow(aRow).indentLevel,
|
|
|
|
getImageSrc: function PTV_getImageSrc(aRow, aColumn) {
|
|
// Only the title column has an image.
|
|
if (this._getColumnType(aColumn) != this.COLUMN_TYPE_TITLE)
|
|
return "";
|
|
|
|
return this._getNodeForRow(aRow).icon;
|
|
},
|
|
|
|
getProgressMode: function(aRow, aColumn) { },
|
|
getCellValue: function(aRow, aColumn) { },
|
|
|
|
getCellText: function PTV_getCellText(aRow, aColumn) {
|
|
let node = this._getNodeForRow(aRow);
|
|
switch (this._getColumnType(aColumn)) {
|
|
case this.COLUMN_TYPE_TITLE:
|
|
// normally, this is just the title, but we don't want empty items in
|
|
// the tree view so return a special string if the title is empty.
|
|
// Do it here so that callers can still get at the 0 length title
|
|
// if they go through the "result" API.
|
|
if (PlacesUtils.nodeIsSeparator(node))
|
|
return "";
|
|
return PlacesUIUtils.getBestTitle(node, true);
|
|
case this.COLUMN_TYPE_TAGS:
|
|
return node.tags;
|
|
case this.COLUMN_TYPE_URI:
|
|
if (PlacesUtils.nodeIsURI(node))
|
|
return node.uri;
|
|
return "";
|
|
case this.COLUMN_TYPE_DATE:
|
|
let nodeTime = node.time;
|
|
if (nodeTime == 0 || !PlacesUtils.nodeIsURI(node)) {
|
|
// hosts and days shouldn't have a value for the date column.
|
|
// Actually, you could argue this point, but looking at the
|
|
// results, seeing the most recently visited date is not what
|
|
// I expect, and gives me no information I know how to use.
|
|
// Only show this for URI-based items.
|
|
return "";
|
|
}
|
|
|
|
return this._convertPRTimeToString(nodeTime);
|
|
case this.COLUMN_TYPE_VISITCOUNT:
|
|
return node.accessCount;
|
|
case this.COLUMN_TYPE_KEYWORD:
|
|
if (PlacesUtils.nodeIsBookmark(node))
|
|
return PlacesUtils.bookmarks.getKeywordForBookmark(node.itemId);
|
|
return "";
|
|
case this.COLUMN_TYPE_DESCRIPTION:
|
|
if (node.itemId != -1) {
|
|
try {
|
|
return PlacesUtils.annotations.
|
|
getItemAnnotation(node.itemId, PlacesUIUtils.DESCRIPTION_ANNO);
|
|
}
|
|
catch (ex) { /* has no description */ }
|
|
}
|
|
return "";
|
|
case this.COLUMN_TYPE_DATEADDED:
|
|
if (node.dateAdded)
|
|
return this._convertPRTimeToString(node.dateAdded);
|
|
return "";
|
|
case this.COLUMN_TYPE_LASTMODIFIED:
|
|
if (node.lastModified)
|
|
return this._convertPRTimeToString(node.lastModified);
|
|
return "";
|
|
}
|
|
return "";
|
|
},
|
|
|
|
setTree: function PTV_setTree(aTree) {
|
|
// If we are replacing the tree during a batch, there is a concrete risk
|
|
// that the treeView goes out of sync, thus it's safer to end the batch now.
|
|
// This is a no-op if we are not batching.
|
|
this.batching(false);
|
|
|
|
let hasOldTree = this._tree != null;
|
|
this._tree = aTree;
|
|
|
|
if (this._result) {
|
|
if (hasOldTree) {
|
|
// detach from result when we are detaching from the tree.
|
|
// This breaks the reference cycle between us and the result.
|
|
if (!aTree) {
|
|
this._result.removeObserver(this);
|
|
this._rootNode.containerOpen = false;
|
|
}
|
|
}
|
|
if (aTree)
|
|
this._finishInit();
|
|
}
|
|
},
|
|
|
|
toggleOpenState: function PTV_toggleOpenState(aRow) {
|
|
if (!this._result)
|
|
throw Cr.NS_ERROR_UNEXPECTED;
|
|
|
|
let node = this._rows[aRow];
|
|
if (this._flatList && this._openContainerCallback) {
|
|
this._openContainerCallback(node);
|
|
return;
|
|
}
|
|
|
|
// Persist containers open status, but never persist livemarks.
|
|
if (!this._controller.hasCachedLivemarkInfo(node)) {
|
|
let resource = this._getResourceForNode(node);
|
|
if (resource) {
|
|
const openLiteral = PlacesUIUtils.RDF.GetResource("http://home.netscape.com/NC-rdf#open");
|
|
const trueLiteral = PlacesUIUtils.RDF.GetLiteral("true");
|
|
|
|
if (node.containerOpen)
|
|
PlacesUIUtils.localStore.Unassert(resource, openLiteral, trueLiteral);
|
|
else
|
|
PlacesUIUtils.localStore.Assert(resource, openLiteral, trueLiteral, true);
|
|
}
|
|
}
|
|
|
|
node.containerOpen = !node.containerOpen;
|
|
},
|
|
|
|
cycleHeader: function PTV_cycleHeader(aColumn) {
|
|
if (!this._result)
|
|
throw Cr.NS_ERROR_UNEXPECTED;
|
|
|
|
// Sometimes you want a tri-state sorting, and sometimes you don't. This
|
|
// rule allows tri-state sorting when the root node is a folder. This will
|
|
// catch the most common cases. When you are looking at folders, you want
|
|
// the third state to reset the sorting to the natural bookmark order. When
|
|
// you are looking at history, that third state has no meaning so we try
|
|
// to disallow it.
|
|
//
|
|
// The problem occurs when you have a query that results in bookmark
|
|
// folders. One example of this is the subscriptions view. In these cases,
|
|
// this rule doesn't allow you to sort those sub-folders by their natural
|
|
// order.
|
|
let allowTriState = PlacesUtils.nodeIsFolder(this._result.root);
|
|
|
|
let oldSort = this._result.sortingMode;
|
|
let oldSortingAnnotation = this._result.sortingAnnotation;
|
|
let newSort;
|
|
let newSortingAnnotation = "";
|
|
const NHQO = Ci.nsINavHistoryQueryOptions;
|
|
switch (this._getColumnType(aColumn)) {
|
|
case this.COLUMN_TYPE_TITLE:
|
|
if (oldSort == NHQO.SORT_BY_TITLE_ASCENDING)
|
|
newSort = NHQO.SORT_BY_TITLE_DESCENDING;
|
|
else if (allowTriState && oldSort == NHQO.SORT_BY_TITLE_DESCENDING)
|
|
newSort = NHQO.SORT_BY_NONE;
|
|
else
|
|
newSort = NHQO.SORT_BY_TITLE_ASCENDING;
|
|
|
|
break;
|
|
case this.COLUMN_TYPE_URI:
|
|
if (oldSort == NHQO.SORT_BY_URI_ASCENDING)
|
|
newSort = NHQO.SORT_BY_URI_DESCENDING;
|
|
else if (allowTriState && oldSort == NHQO.SORT_BY_URI_DESCENDING)
|
|
newSort = NHQO.SORT_BY_NONE;
|
|
else
|
|
newSort = NHQO.SORT_BY_URI_ASCENDING;
|
|
|
|
break;
|
|
case this.COLUMN_TYPE_DATE:
|
|
if (oldSort == NHQO.SORT_BY_DATE_ASCENDING)
|
|
newSort = NHQO.SORT_BY_DATE_DESCENDING;
|
|
else if (allowTriState &&
|
|
oldSort == NHQO.SORT_BY_DATE_DESCENDING)
|
|
newSort = NHQO.SORT_BY_NONE;
|
|
else
|
|
newSort = NHQO.SORT_BY_DATE_ASCENDING;
|
|
|
|
break;
|
|
case this.COLUMN_TYPE_VISITCOUNT:
|
|
// visit count default is unusual because we sort by descending
|
|
// by default because you are most likely to be looking for
|
|
// highly visited sites when you click it
|
|
if (oldSort == NHQO.SORT_BY_VISITCOUNT_DESCENDING)
|
|
newSort = NHQO.SORT_BY_VISITCOUNT_ASCENDING;
|
|
else if (allowTriState && oldSort == NHQO.SORT_BY_VISITCOUNT_ASCENDING)
|
|
newSort = NHQO.SORT_BY_NONE;
|
|
else
|
|
newSort = NHQO.SORT_BY_VISITCOUNT_DESCENDING;
|
|
|
|
break;
|
|
case this.COLUMN_TYPE_KEYWORD:
|
|
if (oldSort == NHQO.SORT_BY_KEYWORD_ASCENDING)
|
|
newSort = NHQO.SORT_BY_KEYWORD_DESCENDING;
|
|
else if (allowTriState && oldSort == NHQO.SORT_BY_KEYWORD_DESCENDING)
|
|
newSort = NHQO.SORT_BY_NONE;
|
|
else
|
|
newSort = NHQO.SORT_BY_KEYWORD_ASCENDING;
|
|
|
|
break;
|
|
case this.COLUMN_TYPE_DESCRIPTION:
|
|
if (oldSort == NHQO.SORT_BY_ANNOTATION_ASCENDING &&
|
|
oldSortingAnnotation == PlacesUIUtils.DESCRIPTION_ANNO) {
|
|
newSort = NHQO.SORT_BY_ANNOTATION_DESCENDING;
|
|
newSortingAnnotation = PlacesUIUtils.DESCRIPTION_ANNO;
|
|
}
|
|
else if (allowTriState &&
|
|
oldSort == NHQO.SORT_BY_ANNOTATION_DESCENDING &&
|
|
oldSortingAnnotation == PlacesUIUtils.DESCRIPTION_ANNO)
|
|
newSort = NHQO.SORT_BY_NONE;
|
|
else {
|
|
newSort = NHQO.SORT_BY_ANNOTATION_ASCENDING;
|
|
newSortingAnnotation = PlacesUIUtils.DESCRIPTION_ANNO;
|
|
}
|
|
|
|
break;
|
|
case this.COLUMN_TYPE_DATEADDED:
|
|
if (oldSort == NHQO.SORT_BY_DATEADDED_ASCENDING)
|
|
newSort = NHQO.SORT_BY_DATEADDED_DESCENDING;
|
|
else if (allowTriState &&
|
|
oldSort == NHQO.SORT_BY_DATEADDED_DESCENDING)
|
|
newSort = NHQO.SORT_BY_NONE;
|
|
else
|
|
newSort = NHQO.SORT_BY_DATEADDED_ASCENDING;
|
|
|
|
break;
|
|
case this.COLUMN_TYPE_LASTMODIFIED:
|
|
if (oldSort == NHQO.SORT_BY_LASTMODIFIED_ASCENDING)
|
|
newSort = NHQO.SORT_BY_LASTMODIFIED_DESCENDING;
|
|
else if (allowTriState &&
|
|
oldSort == NHQO.SORT_BY_LASTMODIFIED_DESCENDING)
|
|
newSort = NHQO.SORT_BY_NONE;
|
|
else
|
|
newSort = NHQO.SORT_BY_LASTMODIFIED_ASCENDING;
|
|
|
|
break;
|
|
case this.COLUMN_TYPE_TAGS:
|
|
if (oldSort == NHQO.SORT_BY_TAGS_ASCENDING)
|
|
newSort = NHQO.SORT_BY_TAGS_DESCENDING;
|
|
else if (allowTriState && oldSort == NHQO.SORT_BY_TAGS_DESCENDING)
|
|
newSort = NHQO.SORT_BY_NONE;
|
|
else
|
|
newSort = NHQO.SORT_BY_TAGS_ASCENDING;
|
|
|
|
break;
|
|
default:
|
|
throw Cr.NS_ERROR_INVALID_ARG;
|
|
}
|
|
this._result.sortingAnnotation = newSortingAnnotation;
|
|
this._result.sortingMode = newSort;
|
|
},
|
|
|
|
isEditable: function PTV_isEditable(aRow, aColumn) {
|
|
// At this point we only support editing the title field.
|
|
if (aColumn.index != 0)
|
|
return false;
|
|
|
|
// Only bookmark-nodes are editable, and those are never built lazily
|
|
let node = this._rows[aRow];
|
|
if (!node || node.itemId == -1)
|
|
return false;
|
|
|
|
// The following items are never editable:
|
|
// * Read-only items.
|
|
// * places-roots
|
|
// * separators
|
|
if (PlacesUtils.nodeIsReadOnly(node) ||
|
|
PlacesUtils.nodeIsSeparator(node))
|
|
return false;
|
|
|
|
if (PlacesUtils.nodeIsFolder(node)) {
|
|
let itemId = PlacesUtils.getConcreteItemId(node);
|
|
if (PlacesUtils.isRootItem(itemId))
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
},
|
|
|
|
setCellText: function PTV_setCellText(aRow, aColumn, aText) {
|
|
// We may only get here if the cell is editable.
|
|
let node = this._rows[aRow];
|
|
if (node.title != aText) {
|
|
let txn = new PlacesEditItemTitleTransaction(node.itemId, aText);
|
|
PlacesUtils.transactionManager.doTransaction(txn);
|
|
}
|
|
},
|
|
|
|
toggleCutNode: function PTV_toggleCutNode(aNode, aValue) {
|
|
let currentVal = this._cuttingNodes.has(aNode);
|
|
if (currentVal != aValue) {
|
|
if (aValue)
|
|
this._cuttingNodes.add(aNode);
|
|
else
|
|
this._cuttingNodes.delete(aNode);
|
|
|
|
this._invalidateCellValue(aNode, this.COLUMN_TYPE_TITLE);
|
|
}
|
|
},
|
|
|
|
selectionChanged: function() { },
|
|
cycleCell: function(aRow, aColumn) { },
|
|
isSelectable: function(aRow, aColumn) { return false; },
|
|
performAction: function(aAction) { },
|
|
performActionOnRow: function(aAction, aRow) { },
|
|
performActionOnCell: function(aAction, aRow, aColumn) { }
|
|
};
|