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Diffstat (limited to 'lib/dijit/Tree.js.uncompressed.js')
| -rw-r--r-- | lib/dijit/Tree.js.uncompressed.js | 1692 |
1 files changed, 0 insertions, 1692 deletions
diff --git a/lib/dijit/Tree.js.uncompressed.js b/lib/dijit/Tree.js.uncompressed.js deleted file mode 100644 index 3bd8161af..000000000 --- a/lib/dijit/Tree.js.uncompressed.js +++ /dev/null @@ -1,1692 +0,0 @@ -require({cache:{ -'url:dijit/templates/TreeNode.html':"<div class=\"dijitTreeNode\" role=\"presentation\"\n\t><div data-dojo-attach-point=\"rowNode\" class=\"dijitTreeRow\" role=\"presentation\" data-dojo-attach-event=\"onmouseenter:_onMouseEnter, onmouseleave:_onMouseLeave, onclick:_onClick, ondblclick:_onDblClick\"\n\t\t><img src=\"${_blankGif}\" alt=\"\" data-dojo-attach-point=\"expandoNode\" class=\"dijitTreeExpando\" role=\"presentation\"\n\t\t/><span data-dojo-attach-point=\"expandoNodeText\" class=\"dijitExpandoText\" role=\"presentation\"\n\t\t></span\n\t\t><span data-dojo-attach-point=\"contentNode\"\n\t\t\tclass=\"dijitTreeContent\" role=\"presentation\">\n\t\t\t<img src=\"${_blankGif}\" alt=\"\" data-dojo-attach-point=\"iconNode\" class=\"dijitIcon dijitTreeIcon\" role=\"presentation\"\n\t\t\t/><span data-dojo-attach-point=\"labelNode\" class=\"dijitTreeLabel\" role=\"treeitem\" tabindex=\"-1\" aria-selected=\"false\" data-dojo-attach-event=\"onfocus:_onLabelFocus\"></span>\n\t\t</span\n\t></div>\n\t<div data-dojo-attach-point=\"containerNode\" class=\"dijitTreeContainer\" role=\"presentation\" style=\"display: none;\"></div>\n</div>\n", -'url:dijit/templates/Tree.html':"<div class=\"dijitTree dijitTreeContainer\" role=\"tree\"\n\tdata-dojo-attach-event=\"onkeypress:_onKeyPress\">\n\t<div class=\"dijitInline dijitTreeIndent\" style=\"position: absolute; top: -9999px\" data-dojo-attach-point=\"indentDetector\"></div>\n</div>\n"}}); -define("dijit/Tree", [ - "dojo/_base/array", // array.filter array.forEach array.map - "dojo/_base/connect", // connect.isCopyKey() - "dojo/cookie", // cookie - "dojo/_base/declare", // declare - "dojo/_base/Deferred", // Deferred - "dojo/DeferredList", // DeferredList - "dojo/dom", // dom.isDescendant - "dojo/dom-class", // domClass.add domClass.remove domClass.replace domClass.toggle - "dojo/dom-geometry", // domGeometry.setMarginBox domGeometry.position - "dojo/dom-style",// domStyle.set - "dojo/_base/event", // event.stop - "dojo/fx", // fxUtils.wipeIn fxUtils.wipeOut - "dojo/_base/kernel", // kernel.deprecated - "dojo/keys", // arrows etc. - "dojo/_base/lang", // lang.getObject lang.mixin lang.hitch - "dojo/topic", - "./focus", - "./registry", // registry.getEnclosingWidget(), manager.defaultDuration - "./_base/manager", // manager.getEnclosingWidget(), manager.defaultDuration - "./_Widget", - "./_TemplatedMixin", - "./_Container", - "./_Contained", - "./_CssStateMixin", - "dojo/text!./templates/TreeNode.html", - "dojo/text!./templates/Tree.html", - "./tree/TreeStoreModel", - "./tree/ForestStoreModel", - "./tree/_dndSelector" -], function(array, connect, cookie, declare, Deferred, DeferredList, - dom, domClass, domGeometry, domStyle, event, fxUtils, kernel, keys, lang, topic, - focus, registry, manager, _Widget, _TemplatedMixin, _Container, _Contained, _CssStateMixin, - treeNodeTemplate, treeTemplate, TreeStoreModel, ForestStoreModel, _dndSelector){ - -/*===== - var _Widget = dijit._Widget; - var _TemplatedMixin = dijit._TemplatedMixin; - var _CssStateMixin = dijit._CssStateMixin; - var _Container = dijit._Container; - var _Contained = dijit._Contained; -=====*/ - -// module: -// dijit/Tree -// summary: -// dijit.Tree widget, and internal dijit._TreeNode widget - - -var TreeNode = declare( - "dijit._TreeNode", - [_Widget, _TemplatedMixin, _Container, _Contained, _CssStateMixin], -{ - // summary: - // Single node within a tree. This class is used internally - // by Tree and should not be accessed directly. - // tags: - // private - - // item: [const] Item - // the dojo.data entry this tree represents - item: null, - - // isTreeNode: [protected] Boolean - // Indicates that this is a TreeNode. Used by `dijit.Tree` only, - // should not be accessed directly. - isTreeNode: true, - - // label: String - // Text of this tree node - label: "", - _setLabelAttr: {node: "labelNode", type: "innerText"}, - - // isExpandable: [private] Boolean - // This node has children, so show the expando node (+ sign) - isExpandable: null, - - // isExpanded: [readonly] Boolean - // This node is currently expanded (ie, opened) - isExpanded: false, - - // state: [private] String - // Dynamic loading-related stuff. - // When an empty folder node appears, it is "UNCHECKED" first, - // then after dojo.data query it becomes "LOADING" and, finally "LOADED" - state: "UNCHECKED", - - templateString: treeNodeTemplate, - - baseClass: "dijitTreeNode", - - // For hover effect for tree node, and focus effect for label - cssStateNodes: { - rowNode: "dijitTreeRow", - labelNode: "dijitTreeLabel" - }, - - // Tooltip is defined in _WidgetBase but we need to handle the mapping to DOM here - _setTooltipAttr: {node: "rowNode", type: "attribute", attribute: "title"}, - - buildRendering: function(){ - this.inherited(arguments); - - // set expand icon for leaf - this._setExpando(); - - // set icon and label class based on item - this._updateItemClasses(this.item); - - if(this.isExpandable){ - this.labelNode.setAttribute("aria-expanded", this.isExpanded); - } - - //aria-selected should be false on all selectable elements. - this.setSelected(false); - }, - - _setIndentAttr: function(indent){ - // summary: - // Tell this node how many levels it should be indented - // description: - // 0 for top level nodes, 1 for their children, 2 for their - // grandchildren, etc. - - // Math.max() is to prevent negative padding on hidden root node (when indent == -1) - var pixels = (Math.max(indent, 0) * this.tree._nodePixelIndent) + "px"; - - domStyle.set(this.domNode, "backgroundPosition", pixels + " 0px"); - domStyle.set(this.rowNode, this.isLeftToRight() ? "paddingLeft" : "paddingRight", pixels); - - array.forEach(this.getChildren(), function(child){ - child.set("indent", indent+1); - }); - - this._set("indent", indent); - }, - - markProcessing: function(){ - // summary: - // Visually denote that tree is loading data, etc. - // tags: - // private - this.state = "LOADING"; - this._setExpando(true); - }, - - unmarkProcessing: function(){ - // summary: - // Clear markup from markProcessing() call - // tags: - // private - this._setExpando(false); - }, - - _updateItemClasses: function(item){ - // summary: - // Set appropriate CSS classes for icon and label dom node - // (used to allow for item updates to change respective CSS) - // tags: - // private - var tree = this.tree, model = tree.model; - if(tree._v10Compat && item === model.root){ - // For back-compat with 1.0, need to use null to specify root item (TODO: remove in 2.0) - item = null; - } - this._applyClassAndStyle(item, "icon", "Icon"); - this._applyClassAndStyle(item, "label", "Label"); - this._applyClassAndStyle(item, "row", "Row"); - }, - - _applyClassAndStyle: function(item, lower, upper){ - // summary: - // Set the appropriate CSS classes and styles for labels, icons and rows. - // - // item: - // The data item. - // - // lower: - // The lower case attribute to use, e.g. 'icon', 'label' or 'row'. - // - // upper: - // The upper case attribute to use, e.g. 'Icon', 'Label' or 'Row'. - // - // tags: - // private - - var clsName = "_" + lower + "Class"; - var nodeName = lower + "Node"; - var oldCls = this[clsName]; - - this[clsName] = this.tree["get" + upper + "Class"](item, this.isExpanded); - domClass.replace(this[nodeName], this[clsName] || "", oldCls || ""); - - domStyle.set(this[nodeName], this.tree["get" + upper + "Style"](item, this.isExpanded) || {}); - }, - - _updateLayout: function(){ - // summary: - // Set appropriate CSS classes for this.domNode - // tags: - // private - var parent = this.getParent(); - if(!parent || !parent.rowNode || parent.rowNode.style.display == "none"){ - /* if we are hiding the root node then make every first level child look like a root node */ - domClass.add(this.domNode, "dijitTreeIsRoot"); - }else{ - domClass.toggle(this.domNode, "dijitTreeIsLast", !this.getNextSibling()); - } - }, - - _setExpando: function(/*Boolean*/ processing){ - // summary: - // Set the right image for the expando node - // tags: - // private - - var styles = ["dijitTreeExpandoLoading", "dijitTreeExpandoOpened", - "dijitTreeExpandoClosed", "dijitTreeExpandoLeaf"], - _a11yStates = ["*","-","+","*"], - idx = processing ? 0 : (this.isExpandable ? (this.isExpanded ? 1 : 2) : 3); - - // apply the appropriate class to the expando node - domClass.replace(this.expandoNode, styles[idx], styles); - - // provide a non-image based indicator for images-off mode - this.expandoNodeText.innerHTML = _a11yStates[idx]; - - }, - - expand: function(){ - // summary: - // Show my children - // returns: - // Deferred that fires when expansion is complete - - // If there's already an expand in progress or we are already expanded, just return - if(this._expandDeferred){ - return this._expandDeferred; // dojo.Deferred - } - - // cancel in progress collapse operation - this._wipeOut && this._wipeOut.stop(); - - // All the state information for when a node is expanded, maybe this should be - // set when the animation completes instead - this.isExpanded = true; - this.labelNode.setAttribute("aria-expanded", "true"); - if(this.tree.showRoot || this !== this.tree.rootNode){ - this.containerNode.setAttribute("role", "group"); - } - domClass.add(this.contentNode,'dijitTreeContentExpanded'); - this._setExpando(); - this._updateItemClasses(this.item); - if(this == this.tree.rootNode){ - this.tree.domNode.setAttribute("aria-expanded", "true"); - } - - var def, - wipeIn = fxUtils.wipeIn({ - node: this.containerNode, duration: manager.defaultDuration, - onEnd: function(){ - def.callback(true); - } - }); - - // Deferred that fires when expand is complete - def = (this._expandDeferred = new Deferred(function(){ - // Canceller - wipeIn.stop(); - })); - - wipeIn.play(); - - return def; // dojo.Deferred - }, - - collapse: function(){ - // summary: - // Collapse this node (if it's expanded) - - if(!this.isExpanded){ return; } - - // cancel in progress expand operation - if(this._expandDeferred){ - this._expandDeferred.cancel(); - delete this._expandDeferred; - } - - this.isExpanded = false; - this.labelNode.setAttribute("aria-expanded", "false"); - if(this == this.tree.rootNode){ - this.tree.domNode.setAttribute("aria-expanded", "false"); - } - domClass.remove(this.contentNode,'dijitTreeContentExpanded'); - this._setExpando(); - this._updateItemClasses(this.item); - - if(!this._wipeOut){ - this._wipeOut = fxUtils.wipeOut({ - node: this.containerNode, duration: manager.defaultDuration - }); - } - this._wipeOut.play(); - }, - - // indent: Integer - // Levels from this node to the root node - indent: 0, - - setChildItems: function(/* Object[] */ items){ - // summary: - // Sets the child items of this node, removing/adding nodes - // from current children to match specified items[] array. - // Also, if this.persist == true, expands any children that were previously - // opened. - // returns: - // Deferred object that fires after all previously opened children - // have been expanded again (or fires instantly if there are no such children). - - var tree = this.tree, - model = tree.model, - defs = []; // list of deferreds that need to fire before I am complete - - - // Orphan all my existing children. - // If items contains some of the same items as before then we will reattach them. - // Don't call this.removeChild() because that will collapse the tree etc. - array.forEach(this.getChildren(), function(child){ - _Container.prototype.removeChild.call(this, child); - }, this); - - this.state = "LOADED"; - - if(items && items.length > 0){ - this.isExpandable = true; - - // Create _TreeNode widget for each specified tree node, unless one already - // exists and isn't being used (presumably it's from a DnD move and was recently - // released - array.forEach(items, function(item){ - var id = model.getIdentity(item), - existingNodes = tree._itemNodesMap[id], - node; - if(existingNodes){ - for(var i=0;i<existingNodes.length;i++){ - if(existingNodes[i] && !existingNodes[i].getParent()){ - node = existingNodes[i]; - node.set('indent', this.indent+1); - break; - } - } - } - if(!node){ - node = this.tree._createTreeNode({ - item: item, - tree: tree, - isExpandable: model.mayHaveChildren(item), - label: tree.getLabel(item), - tooltip: tree.getTooltip(item), - dir: tree.dir, - lang: tree.lang, - textDir: tree.textDir, - indent: this.indent + 1 - }); - if(existingNodes){ - existingNodes.push(node); - }else{ - tree._itemNodesMap[id] = [node]; - } - } - this.addChild(node); - - // If node was previously opened then open it again now (this may trigger - // more data store accesses, recursively) - if(this.tree.autoExpand || this.tree._state(node)){ - defs.push(tree._expandNode(node)); - } - }, this); - - // note that updateLayout() needs to be called on each child after - // _all_ the children exist - array.forEach(this.getChildren(), function(child){ - child._updateLayout(); - }); - }else{ - this.isExpandable=false; - } - - if(this._setExpando){ - // change expando to/from dot or + icon, as appropriate - this._setExpando(false); - } - - // Set leaf icon or folder icon, as appropriate - this._updateItemClasses(this.item); - - // On initial tree show, make the selected TreeNode as either the root node of the tree, - // or the first child, if the root node is hidden - if(this == tree.rootNode){ - var fc = this.tree.showRoot ? this : this.getChildren()[0]; - if(fc){ - fc.setFocusable(true); - tree.lastFocused = fc; - }else{ - // fallback: no nodes in tree so focus on Tree <div> itself - tree.domNode.setAttribute("tabIndex", "0"); - } - } - - return new DeferredList(defs); // dojo.Deferred - }, - - getTreePath: function(){ - var node = this; - var path = []; - while(node && node !== this.tree.rootNode){ - path.unshift(node.item); - node = node.getParent(); - } - path.unshift(this.tree.rootNode.item); - - return path; - }, - - getIdentity: function(){ - return this.tree.model.getIdentity(this.item); - }, - - removeChild: function(/* treeNode */ node){ - this.inherited(arguments); - - var children = this.getChildren(); - if(children.length == 0){ - this.isExpandable = false; - this.collapse(); - } - - array.forEach(children, function(child){ - child._updateLayout(); - }); - }, - - makeExpandable: function(){ - // summary: - // if this node wasn't already showing the expando node, - // turn it into one and call _setExpando() - - // TODO: hmm this isn't called from anywhere, maybe should remove it for 2.0 - - this.isExpandable = true; - this._setExpando(false); - }, - - _onLabelFocus: function(){ - // summary: - // Called when this row is focused (possibly programatically) - // Note that we aren't using _onFocus() builtin to dijit - // because it's called when focus is moved to a descendant TreeNode. - // tags: - // private - this.tree._onNodeFocus(this); - }, - - setSelected: function(/*Boolean*/ selected){ - // summary: - // A Tree has a (single) currently selected node. - // Mark that this node is/isn't that currently selected node. - // description: - // In particular, setting a node as selected involves setting tabIndex - // so that when user tabs to the tree, focus will go to that node (only). - this.labelNode.setAttribute("aria-selected", selected); - domClass.toggle(this.rowNode, "dijitTreeRowSelected", selected); - }, - - setFocusable: function(/*Boolean*/ selected){ - // summary: - // A Tree has a (single) node that's focusable. - // Mark that this node is/isn't that currently focsuable node. - // description: - // In particular, setting a node as selected involves setting tabIndex - // so that when user tabs to the tree, focus will go to that node (only). - - this.labelNode.setAttribute("tabIndex", selected ? "0" : "-1"); - }, - - _onClick: function(evt){ - // summary: - // Handler for onclick event on a node - // tags: - // private - this.tree._onClick(this, evt); - }, - _onDblClick: function(evt){ - // summary: - // Handler for ondblclick event on a node - // tags: - // private - this.tree._onDblClick(this, evt); - }, - - _onMouseEnter: function(evt){ - // summary: - // Handler for onmouseenter event on a node - // tags: - // private - this.tree._onNodeMouseEnter(this, evt); - }, - - _onMouseLeave: function(evt){ - // summary: - // Handler for onmouseenter event on a node - // tags: - // private - this.tree._onNodeMouseLeave(this, evt); - }, - - _setTextDirAttr: function(textDir){ - if(textDir &&((this.textDir != textDir) || !this._created)){ - this._set("textDir", textDir); - this.applyTextDir(this.labelNode, this.labelNode.innerText || this.labelNode.textContent || ""); - array.forEach(this.getChildren(), function(childNode){ - childNode.set("textDir", textDir); - }, this); - } - } -}); - -var Tree = declare("dijit.Tree", [_Widget, _TemplatedMixin], { - // summary: - // This widget displays hierarchical data from a store. - - // store: [deprecated] String||dojo.data.Store - // Deprecated. Use "model" parameter instead. - // The store to get data to display in the tree. - store: null, - - // model: dijit.Tree.model - // Interface to read tree data, get notifications of changes to tree data, - // and for handling drop operations (i.e drag and drop onto the tree) - model: null, - - // query: [deprecated] anything - // Deprecated. User should specify query to the model directly instead. - // Specifies datastore query to return the root item or top items for the tree. - query: null, - - // label: [deprecated] String - // Deprecated. Use dijit.tree.ForestStoreModel directly instead. - // Used in conjunction with query parameter. - // If a query is specified (rather than a root node id), and a label is also specified, - // then a fake root node is created and displayed, with this label. - label: "", - - // showRoot: [const] Boolean - // Should the root node be displayed, or hidden? - showRoot: true, - - // childrenAttr: [deprecated] String[] - // Deprecated. This information should be specified in the model. - // One ore more attributes that holds children of a tree node - childrenAttr: ["children"], - - // paths: String[][] or Item[][] - // Full paths from rootNode to selected nodes expressed as array of items or array of ids. - // Since setting the paths may be asynchronous (because ofwaiting on dojo.data), set("paths", ...) - // returns a Deferred to indicate when the set is complete. - paths: [], - - // path: String[] or Item[] - // Backward compatible singular variant of paths. - path: [], - - // selectedItems: [readonly] Item[] - // The currently selected items in this tree. - // This property can only be set (via set('selectedItems', ...)) when that item is already - // visible in the tree. (I.e. the tree has already been expanded to show that node.) - // Should generally use `paths` attribute to set the selected items instead. - selectedItems: null, - - // selectedItem: [readonly] Item - // Backward compatible singular variant of selectedItems. - selectedItem: null, - - // openOnClick: Boolean - // If true, clicking a folder node's label will open it, rather than calling onClick() - openOnClick: false, - - // openOnDblClick: Boolean - // If true, double-clicking a folder node's label will open it, rather than calling onDblClick() - openOnDblClick: false, - - templateString: treeTemplate, - - // persist: Boolean - // Enables/disables use of cookies for state saving. - persist: true, - - // autoExpand: Boolean - // Fully expand the tree on load. Overrides `persist`. - autoExpand: false, - - // dndController: [protected] Function|String - // Class to use as as the dnd controller. Specifying this class enables DnD. - // Generally you should specify this as dijit.tree.dndSource. - // Setting of dijit.tree._dndSelector handles selection only (no actual DnD). - dndController: _dndSelector, - - // parameters to pull off of the tree and pass on to the dndController as its params - dndParams: ["onDndDrop","itemCreator","onDndCancel","checkAcceptance", "checkItemAcceptance", "dragThreshold", "betweenThreshold"], - - //declare the above items so they can be pulled from the tree's markup - - // onDndDrop: [protected] Function - // Parameter to dndController, see `dijit.tree.dndSource.onDndDrop`. - // Generally this doesn't need to be set. - onDndDrop: null, - - /*===== - itemCreator: function(nodes, target, source){ - // summary: - // Returns objects passed to `Tree.model.newItem()` based on DnD nodes - // dropped onto the tree. Developer must override this method to enable - // dropping from external sources onto this Tree, unless the Tree.model's items - // happen to look like {id: 123, name: "Apple" } with no other attributes. - // description: - // For each node in nodes[], which came from source, create a hash of name/value - // pairs to be passed to Tree.model.newItem(). Returns array of those hashes. - // nodes: DomNode[] - // The DOMNodes dragged from the source container - // target: DomNode - // The target TreeNode.rowNode - // source: dojo.dnd.Source - // The source container the nodes were dragged from, perhaps another Tree or a plain dojo.dnd.Source - // returns: Object[] - // Array of name/value hashes for each new item to be added to the Tree, like: - // | [ - // | { id: 123, label: "apple", foo: "bar" }, - // | { id: 456, label: "pear", zaz: "bam" } - // | ] - // tags: - // extension - return [{}]; - }, - =====*/ - itemCreator: null, - - // onDndCancel: [protected] Function - // Parameter to dndController, see `dijit.tree.dndSource.onDndCancel`. - // Generally this doesn't need to be set. - onDndCancel: null, - -/*===== - checkAcceptance: function(source, nodes){ - // summary: - // Checks if the Tree itself can accept nodes from this source - // source: dijit.tree._dndSource - // The source which provides items - // nodes: DOMNode[] - // Array of DOM nodes corresponding to nodes being dropped, dijitTreeRow nodes if - // source is a dijit.Tree. - // tags: - // extension - return true; // Boolean - }, -=====*/ - checkAcceptance: null, - -/*===== - checkItemAcceptance: function(target, source, position){ - // summary: - // Stub function to be overridden if one wants to check for the ability to drop at the node/item level - // description: - // In the base case, this is called to check if target can become a child of source. - // When betweenThreshold is set, position="before" or "after" means that we - // are asking if the source node can be dropped before/after the target node. - // target: DOMNode - // The dijitTreeRoot DOM node inside of the TreeNode that we are dropping on to - // Use dijit.getEnclosingWidget(target) to get the TreeNode. - // source: dijit.tree.dndSource - // The (set of) nodes we are dropping - // position: String - // "over", "before", or "after" - // tags: - // extension - return true; // Boolean - }, -=====*/ - checkItemAcceptance: null, - - // dragThreshold: Integer - // Number of pixels mouse moves before it's considered the start of a drag operation - dragThreshold: 5, - - // betweenThreshold: Integer - // Set to a positive value to allow drag and drop "between" nodes. - // - // If during DnD mouse is over a (target) node but less than betweenThreshold - // pixels from the bottom edge, dropping the the dragged node will make it - // the next sibling of the target node, rather than the child. - // - // Similarly, if mouse is over a target node but less that betweenThreshold - // pixels from the top edge, dropping the dragged node will make it - // the target node's previous sibling rather than the target node's child. - betweenThreshold: 0, - - // _nodePixelIndent: Integer - // Number of pixels to indent tree nodes (relative to parent node). - // Default is 19 but can be overridden by setting CSS class dijitTreeIndent - // and calling resize() or startup() on tree after it's in the DOM. - _nodePixelIndent: 19, - - _publish: function(/*String*/ topicName, /*Object*/ message){ - // summary: - // Publish a message for this widget/topic - topic.publish(this.id, lang.mixin({tree: this, event: topicName}, message || {})); // publish - }, - - postMixInProperties: function(){ - this.tree = this; - - if(this.autoExpand){ - // There's little point in saving opened/closed state of nodes for a Tree - // that initially opens all it's nodes. - this.persist = false; - } - - this._itemNodesMap={}; - - if(!this.cookieName && this.id){ - this.cookieName = this.id + "SaveStateCookie"; - } - - this._loadDeferred = new Deferred(); - - this.inherited(arguments); - }, - - postCreate: function(){ - this._initState(); - - // Create glue between store and Tree, if not specified directly by user - if(!this.model){ - this._store2model(); - } - - // monitor changes to items - this.connect(this.model, "onChange", "_onItemChange"); - this.connect(this.model, "onChildrenChange", "_onItemChildrenChange"); - this.connect(this.model, "onDelete", "_onItemDelete"); - - this._load(); - - this.inherited(arguments); - - if(this.dndController){ - if(lang.isString(this.dndController)){ - this.dndController = lang.getObject(this.dndController); - } - var params={}; - for(var i=0; i<this.dndParams.length;i++){ - if(this[this.dndParams[i]]){ - params[this.dndParams[i]] = this[this.dndParams[i]]; - } - } - this.dndController = new this.dndController(this, params); - } - }, - - _store2model: function(){ - // summary: - // User specified a store&query rather than model, so create model from store/query - this._v10Compat = true; - kernel.deprecated("Tree: from version 2.0, should specify a model object rather than a store/query"); - - var modelParams = { - id: this.id + "_ForestStoreModel", - store: this.store, - query: this.query, - childrenAttrs: this.childrenAttr - }; - - // Only override the model's mayHaveChildren() method if the user has specified an override - if(this.params.mayHaveChildren){ - modelParams.mayHaveChildren = lang.hitch(this, "mayHaveChildren"); - } - - if(this.params.getItemChildren){ - modelParams.getChildren = lang.hitch(this, function(item, onComplete, onError){ - this.getItemChildren((this._v10Compat && item === this.model.root) ? null : item, onComplete, onError); - }); - } - this.model = new ForestStoreModel(modelParams); - - // For backwards compatibility, the visibility of the root node is controlled by - // whether or not the user has specified a label - this.showRoot = Boolean(this.label); - }, - - onLoad: function(){ - // summary: - // Called when tree finishes loading and expanding. - // description: - // If persist == true the loading may encompass many levels of fetches - // from the data store, each asynchronous. Waits for all to finish. - // tags: - // callback - }, - - _load: function(){ - // summary: - // Initial load of the tree. - // Load root node (possibly hidden) and it's children. - this.model.getRoot( - lang.hitch(this, function(item){ - var rn = (this.rootNode = this.tree._createTreeNode({ - item: item, - tree: this, - isExpandable: true, - label: this.label || this.getLabel(item), - textDir: this.textDir, - indent: this.showRoot ? 0 : -1 - })); - if(!this.showRoot){ - rn.rowNode.style.display="none"; - // if root is not visible, move tree role to the invisible - // root node's containerNode, see #12135 - this.domNode.setAttribute("role", "presentation"); - - rn.labelNode.setAttribute("role", "presentation"); - rn.containerNode.setAttribute("role", "tree"); - } - this.domNode.appendChild(rn.domNode); - var identity = this.model.getIdentity(item); - if(this._itemNodesMap[identity]){ - this._itemNodesMap[identity].push(rn); - }else{ - this._itemNodesMap[identity] = [rn]; - } - - rn._updateLayout(); // sets "dijitTreeIsRoot" CSS classname - - // load top level children and then fire onLoad() event - this._expandNode(rn).addCallback(lang.hitch(this, function(){ - this._loadDeferred.callback(true); - this.onLoad(); - })); - }), - function(err){ - console.error(this, ": error loading root: ", err); - } - ); - }, - - getNodesByItem: function(/*Item or id*/ item){ - // summary: - // Returns all tree nodes that refer to an item - // returns: - // Array of tree nodes that refer to passed item - - if(!item){ return []; } - var identity = lang.isString(item) ? item : this.model.getIdentity(item); - // return a copy so widget don't get messed up by changes to returned array - return [].concat(this._itemNodesMap[identity]); - }, - - _setSelectedItemAttr: function(/*Item or id*/ item){ - this.set('selectedItems', [item]); - }, - - _setSelectedItemsAttr: function(/*Items or ids*/ items){ - // summary: - // Select tree nodes related to passed items. - // WARNING: if model use multi-parented items or desired tree node isn't already loaded - // behavior is undefined. Use set('paths', ...) instead. - var tree = this; - this._loadDeferred.addCallback( lang.hitch(this, function(){ - var identities = array.map(items, function(item){ - return (!item || lang.isString(item)) ? item : tree.model.getIdentity(item); - }); - var nodes = []; - array.forEach(identities, function(id){ - nodes = nodes.concat(tree._itemNodesMap[id] || []); - }); - this.set('selectedNodes', nodes); - })); - }, - - _setPathAttr: function(/*Item[] || String[]*/ path){ - // summary: - // Singular variant of _setPathsAttr - if(path.length){ - return this.set("paths", [path]); - }else{ - // Empty list is interpreted as "select nothing" - return this.set("paths", []); - } - }, - - _setPathsAttr: function(/*Item[][] || String[][]*/ paths){ - // summary: - // Select the tree nodes identified by passed paths. - // paths: - // Array of arrays of items or item id's - // returns: - // Deferred to indicate when the set is complete - var tree = this; - - // We may need to wait for some nodes to expand, so setting - // each path will involve a Deferred. We bring those deferreds - // together witha DeferredList. - return new DeferredList(array.map(paths, function(path){ - var d = new Deferred(); - - // normalize path to use identity - path = array.map(path, function(item){ - return lang.isString(item) ? item : tree.model.getIdentity(item); - }); - - if(path.length){ - // Wait for the tree to load, if it hasn't already. - tree._loadDeferred.addCallback(function(){ selectPath(path, [tree.rootNode], d); }); - }else{ - d.errback("Empty path"); - } - return d; - })).addCallback(setNodes); - - function selectPath(path, nodes, def){ - // Traverse path; the next path component should be among "nodes". - var nextPath = path.shift(); - var nextNode = array.filter(nodes, function(node){ - return node.getIdentity() == nextPath; - })[0]; - if(!!nextNode){ - if(path.length){ - tree._expandNode(nextNode).addCallback(function(){ selectPath(path, nextNode.getChildren(), def); }); - }else{ - //Successfully reached the end of this path - def.callback(nextNode); - } - }else{ - def.errback("Could not expand path at " + nextPath); - } - } - - function setNodes(newNodes){ - //After all expansion is finished, set the selection to - //the set of nodes successfully found. - tree.set("selectedNodes", array.map( - array.filter(newNodes,function(x){return x[0];}), - function(x){return x[1];})); - } - }, - - _setSelectedNodeAttr: function(node){ - this.set('selectedNodes', [node]); - }, - _setSelectedNodesAttr: function(nodes){ - this._loadDeferred.addCallback( lang.hitch(this, function(){ - this.dndController.setSelection(nodes); - })); - }, - - - ////////////// Data store related functions ////////////////////// - // These just get passed to the model; they are here for back-compat - - mayHaveChildren: function(/*dojo.data.Item*/ /*===== item =====*/){ - // summary: - // Deprecated. This should be specified on the model itself. - // - // Overridable function to tell if an item has or may have children. - // Controls whether or not +/- expando icon is shown. - // (For efficiency reasons we may not want to check if an element actually - // has children until user clicks the expando node) - // tags: - // deprecated - }, - - getItemChildren: function(/*===== parentItem, onComplete =====*/){ - // summary: - // Deprecated. This should be specified on the model itself. - // - // Overridable function that return array of child items of given parent item, - // or if parentItem==null then return top items in tree - // tags: - // deprecated - }, - - /////////////////////////////////////////////////////// - // Functions for converting an item to a TreeNode - getLabel: function(/*dojo.data.Item*/ item){ - // summary: - // Overridable function to get the label for a tree node (given the item) - // tags: - // extension - return this.model.getLabel(item); // String - }, - - getIconClass: function(/*dojo.data.Item*/ item, /*Boolean*/ opened){ - // summary: - // Overridable function to return CSS class name to display icon - // tags: - // extension - return (!item || this.model.mayHaveChildren(item)) ? (opened ? "dijitFolderOpened" : "dijitFolderClosed") : "dijitLeaf" - }, - - getLabelClass: function(/*===== item, opened =====*/){ - // summary: - // Overridable function to return CSS class name to display label - // item: dojo.data.Item - // opened: Boolean - // returns: String - // CSS class name - // tags: - // extension - }, - - getRowClass: function(/*===== item, opened =====*/){ - // summary: - // Overridable function to return CSS class name to display row - // item: dojo.data.Item - // opened: Boolean - // returns: String - // CSS class name - // tags: - // extension - }, - - getIconStyle: function(/*===== item, opened =====*/){ - // summary: - // Overridable function to return CSS styles to display icon - // item: dojo.data.Item - // opened: Boolean - // returns: Object - // Object suitable for input to dojo.style() like {backgroundImage: "url(...)"} - // tags: - // extension - }, - - getLabelStyle: function(/*===== item, opened =====*/){ - // summary: - // Overridable function to return CSS styles to display label - // item: dojo.data.Item - // opened: Boolean - // returns: - // Object suitable for input to dojo.style() like {color: "red", background: "green"} - // tags: - // extension - }, - - getRowStyle: function(/*===== item, opened =====*/){ - // summary: - // Overridable function to return CSS styles to display row - // item: dojo.data.Item - // opened: Boolean - // returns: - // Object suitable for input to dojo.style() like {background-color: "#bbb"} - // tags: - // extension - }, - - getTooltip: function(/*dojo.data.Item*/ /*===== item =====*/){ - // summary: - // Overridable function to get the tooltip for a tree node (given the item) - // tags: - // extension - return ""; // String - }, - - /////////// Keyboard and Mouse handlers //////////////////// - - _onKeyPress: function(/*Event*/ e){ - // summary: - // Translates keypress events into commands for the controller - if(e.altKey){ return; } - var treeNode = registry.getEnclosingWidget(e.target); - if(!treeNode){ return; } - - var key = e.charOrCode; - if(typeof key == "string" && key != " "){ // handle printables (letter navigation) - // Check for key navigation. - if(!e.altKey && !e.ctrlKey && !e.shiftKey && !e.metaKey){ - this._onLetterKeyNav( { node: treeNode, key: key.toLowerCase() } ); - event.stop(e); - } - }else{ // handle non-printables (arrow keys) - // clear record of recent printables (being saved for multi-char letter navigation), - // because "a", down-arrow, "b" shouldn't search for "ab" - if(this._curSearch){ - clearTimeout(this._curSearch.timer); - delete this._curSearch; - } - - var map = this._keyHandlerMap; - if(!map){ - // setup table mapping keys to events - map = {}; - map[keys.ENTER]="_onEnterKey"; - //On WebKit based browsers, the combination ctrl-enter - //does not get passed through. To allow accessible - //multi-select on those browsers, the space key is - //also used for selection. - map[keys.SPACE]= map[" "] = "_onEnterKey"; - map[this.isLeftToRight() ? keys.LEFT_ARROW : keys.RIGHT_ARROW]="_onLeftArrow"; - map[this.isLeftToRight() ? keys.RIGHT_ARROW : keys.LEFT_ARROW]="_onRightArrow"; - map[keys.UP_ARROW]="_onUpArrow"; - map[keys.DOWN_ARROW]="_onDownArrow"; - map[keys.HOME]="_onHomeKey"; - map[keys.END]="_onEndKey"; - this._keyHandlerMap = map; - } - if(this._keyHandlerMap[key]){ - this[this._keyHandlerMap[key]]( { node: treeNode, item: treeNode.item, evt: e } ); - event.stop(e); - } - } - }, - - _onEnterKey: function(/*Object*/ message){ - this._publish("execute", { item: message.item, node: message.node } ); - this.dndController.userSelect(message.node, connect.isCopyKey( message.evt ), message.evt.shiftKey); - this.onClick(message.item, message.node, message.evt); - }, - - _onDownArrow: function(/*Object*/ message){ - // summary: - // down arrow pressed; get next visible node, set focus there - var node = this._getNextNode(message.node); - if(node && node.isTreeNode){ - this.focusNode(node); - } - }, - - _onUpArrow: function(/*Object*/ message){ - // summary: - // Up arrow pressed; move to previous visible node - - var node = message.node; - - // if younger siblings - var previousSibling = node.getPreviousSibling(); - if(previousSibling){ - node = previousSibling; - // if the previous node is expanded, dive in deep - while(node.isExpandable && node.isExpanded && node.hasChildren()){ - // move to the last child - var children = node.getChildren(); - node = children[children.length-1]; - } - }else{ - // if this is the first child, return the parent - // unless the parent is the root of a tree with a hidden root - var parent = node.getParent(); - if(!(!this.showRoot && parent === this.rootNode)){ - node = parent; - } - } - - if(node && node.isTreeNode){ - this.focusNode(node); - } - }, - - _onRightArrow: function(/*Object*/ message){ - // summary: - // Right arrow pressed; go to child node - var node = message.node; - - // if not expanded, expand, else move to 1st child - if(node.isExpandable && !node.isExpanded){ - this._expandNode(node); - }else if(node.hasChildren()){ - node = node.getChildren()[0]; - if(node && node.isTreeNode){ - this.focusNode(node); - } - } - }, - - _onLeftArrow: function(/*Object*/ message){ - // summary: - // Left arrow pressed. - // If not collapsed, collapse, else move to parent. - - var node = message.node; - - if(node.isExpandable && node.isExpanded){ - this._collapseNode(node); - }else{ - var parent = node.getParent(); - if(parent && parent.isTreeNode && !(!this.showRoot && parent === this.rootNode)){ - this.focusNode(parent); - } - } - }, - - _onHomeKey: function(){ - // summary: - // Home key pressed; get first visible node, and set focus there - var node = this._getRootOrFirstNode(); - if(node){ - this.focusNode(node); - } - }, - - _onEndKey: function(){ - // summary: - // End key pressed; go to last visible node. - - var node = this.rootNode; - while(node.isExpanded){ - var c = node.getChildren(); - node = c[c.length - 1]; - } - - if(node && node.isTreeNode){ - this.focusNode(node); - } - }, - - // multiCharSearchDuration: Number - // If multiple characters are typed where each keystroke happens within - // multiCharSearchDuration of the previous keystroke, - // search for nodes matching all the keystrokes. - // - // For example, typing "ab" will search for entries starting with - // "ab" unless the delay between "a" and "b" is greater than multiCharSearchDuration. - multiCharSearchDuration: 250, - - _onLetterKeyNav: function(message){ - // summary: - // Called when user presses a prinatable key; search for node starting with recently typed letters. - // message: Object - // Like { node: TreeNode, key: 'a' } where key is the key the user pressed. - - // Branch depending on whether this key starts a new search, or modifies an existing search - var cs = this._curSearch; - if(cs){ - // We are continuing a search. Ex: user has pressed 'a', and now has pressed - // 'b', so we want to search for nodes starting w/"ab". - cs.pattern = cs.pattern + message.key; - clearTimeout(cs.timer); - }else{ - // We are starting a new search - cs = this._curSearch = { - pattern: message.key, - startNode: message.node - }; - } - - // set/reset timer to forget recent keystrokes - var self = this; - cs.timer = setTimeout(function(){ - delete self._curSearch; - }, this.multiCharSearchDuration); - - // Navigate to TreeNode matching keystrokes [entered so far]. - var node = cs.startNode; - do{ - node = this._getNextNode(node); - //check for last node, jump to first node if necessary - if(!node){ - node = this._getRootOrFirstNode(); - } - }while(node !== cs.startNode && (node.label.toLowerCase().substr(0, cs.pattern.length) != cs.pattern)); - if(node && node.isTreeNode){ - // no need to set focus if back where we started - if(node !== cs.startNode){ - this.focusNode(node); - } - } - }, - - isExpandoNode: function(node, widget){ - // summary: - // check whether a dom node is the expandoNode for a particular TreeNode widget - return dom.isDescendant(node, widget.expandoNode); - }, - _onClick: function(/*TreeNode*/ nodeWidget, /*Event*/ e){ - // summary: - // Translates click events into commands for the controller to process - - var domElement = e.target, - isExpandoClick = this.isExpandoNode(domElement, nodeWidget); - - if( (this.openOnClick && nodeWidget.isExpandable) || isExpandoClick ){ - // expando node was clicked, or label of a folder node was clicked; open it - if(nodeWidget.isExpandable){ - this._onExpandoClick({node:nodeWidget}); - } - }else{ - this._publish("execute", { item: nodeWidget.item, node: nodeWidget, evt: e } ); - this.onClick(nodeWidget.item, nodeWidget, e); - this.focusNode(nodeWidget); - } - event.stop(e); - }, - _onDblClick: function(/*TreeNode*/ nodeWidget, /*Event*/ e){ - // summary: - // Translates double-click events into commands for the controller to process - - var domElement = e.target, - isExpandoClick = (domElement == nodeWidget.expandoNode || domElement == nodeWidget.expandoNodeText); - - if( (this.openOnDblClick && nodeWidget.isExpandable) ||isExpandoClick ){ - // expando node was clicked, or label of a folder node was clicked; open it - if(nodeWidget.isExpandable){ - this._onExpandoClick({node:nodeWidget}); - } - }else{ - this._publish("execute", { item: nodeWidget.item, node: nodeWidget, evt: e } ); - this.onDblClick(nodeWidget.item, nodeWidget, e); - this.focusNode(nodeWidget); - } - event.stop(e); - }, - - _onExpandoClick: function(/*Object*/ message){ - // summary: - // User clicked the +/- icon; expand or collapse my children. - var node = message.node; - - // If we are collapsing, we might be hiding the currently focused node. - // Also, clicking the expando node might have erased focus from the current node. - // For simplicity's sake just focus on the node with the expando. - this.focusNode(node); - - if(node.isExpanded){ - this._collapseNode(node); - }else{ - this._expandNode(node); - } - }, - - onClick: function(/*===== item, node, evt =====*/){ - // summary: - // Callback when a tree node is clicked - // item: dojo.data.Item - // node: TreeNode - // evt: Event - // tags: - // callback - }, - onDblClick: function(/*===== item, node, evt =====*/){ - // summary: - // Callback when a tree node is double-clicked - // item: dojo.data.Item - // node: TreeNode - // evt: Event - // tags: - // callback - }, - onOpen: function(/*===== item, node =====*/){ - // summary: - // Callback when a node is opened - // item: dojo.data.Item - // node: TreeNode - // tags: - // callback - }, - onClose: function(/*===== item, node =====*/){ - // summary: - // Callback when a node is closed - // item: dojo.data.Item - // node: TreeNode - // tags: - // callback - }, - - _getNextNode: function(node){ - // summary: - // Get next visible node - - if(node.isExpandable && node.isExpanded && node.hasChildren()){ - // if this is an expanded node, get the first child - return node.getChildren()[0]; // _TreeNode - }else{ - // find a parent node with a sibling - while(node && node.isTreeNode){ - var returnNode = node.getNextSibling(); - if(returnNode){ - return returnNode; // _TreeNode - } - node = node.getParent(); - } - return null; - } - }, - - _getRootOrFirstNode: function(){ - // summary: - // Get first visible node - return this.showRoot ? this.rootNode : this.rootNode.getChildren()[0]; - }, - - _collapseNode: function(/*_TreeNode*/ node){ - // summary: - // Called when the user has requested to collapse the node - - if(node._expandNodeDeferred){ - delete node._expandNodeDeferred; - } - - if(node.isExpandable){ - if(node.state == "LOADING"){ - // ignore clicks while we are in the process of loading data - return; - } - - node.collapse(); - this.onClose(node.item, node); - - this._state(node, false); - } - }, - - _expandNode: function(/*_TreeNode*/ node, /*Boolean?*/ recursive){ - // summary: - // Called when the user has requested to expand the node - // recursive: - // Internal flag used when _expandNode() calls itself, don't set. - // returns: - // Deferred that fires when the node is loaded and opened and (if persist=true) all it's descendants - // that were previously opened too - - if(node._expandNodeDeferred && !recursive){ - // there's already an expand in progress (or completed), so just return - return node._expandNodeDeferred; // dojo.Deferred - } - - var model = this.model, - item = node.item, - _this = this; - - switch(node.state){ - case "UNCHECKED": - // need to load all the children, and then expand - node.markProcessing(); - - // Setup deferred to signal when the load and expand are finished. - // Save that deferred in this._expandDeferred as a flag that operation is in progress. - var def = (node._expandNodeDeferred = new Deferred()); - - // Get the children - model.getChildren( - item, - function(items){ - node.unmarkProcessing(); - - // Display the children and also start expanding any children that were previously expanded - // (if this.persist == true). The returned Deferred will fire when those expansions finish. - var scid = node.setChildItems(items); - - // Call _expandNode() again but this time it will just to do the animation (default branch). - // The returned Deferred will fire when the animation completes. - // TODO: seems like I can avoid recursion and just use a deferred to sequence the events? - var ed = _this._expandNode(node, true); - - // After the above two tasks (setChildItems() and recursive _expandNode()) finish, - // signal that I am done. - scid.addCallback(function(){ - ed.addCallback(function(){ - def.callback(); - }) - }); - }, - function(err){ - console.error(_this, ": error loading root children: ", err); - } - ); - break; - - default: // "LOADED" - // data is already loaded; just expand node - def = (node._expandNodeDeferred = node.expand()); - - this.onOpen(node.item, node); - - this._state(node, true); - } - - return def; // dojo.Deferred - }, - - ////////////////// Miscellaneous functions //////////////// - - focusNode: function(/* _tree.Node */ node){ - // summary: - // Focus on the specified node (which must be visible) - // tags: - // protected - - // set focus so that the label will be voiced using screen readers - focus.focus(node.labelNode); - }, - - _onNodeFocus: function(/*dijit._Widget*/ node){ - // summary: - // Called when a TreeNode gets focus, either by user clicking - // it, or programatically by arrow key handling code. - // description: - // It marks that the current node is the selected one, and the previously - // selected node no longer is. - - if(node && node != this.lastFocused){ - if(this.lastFocused && !this.lastFocused._destroyed){ - // mark that the previously focsable node is no longer focusable - this.lastFocused.setFocusable(false); - } - - // mark that the new node is the currently selected one - node.setFocusable(true); - this.lastFocused = node; - } - }, - - _onNodeMouseEnter: function(/*dijit._Widget*/ /*===== node =====*/){ - // summary: - // Called when mouse is over a node (onmouseenter event), - // this is monitored by the DND code - }, - - _onNodeMouseLeave: function(/*dijit._Widget*/ /*===== node =====*/){ - // summary: - // Called when mouse leaves a node (onmouseleave event), - // this is monitored by the DND code - }, - - //////////////// Events from the model ////////////////////////// - - _onItemChange: function(/*Item*/ item){ - // summary: - // Processes notification of a change to an item's scalar values like label - var model = this.model, - identity = model.getIdentity(item), - nodes = this._itemNodesMap[identity]; - - if(nodes){ - var label = this.getLabel(item), - tooltip = this.getTooltip(item); - array.forEach(nodes, function(node){ - node.set({ - item: item, // theoretically could be new JS Object representing same item - label: label, - tooltip: tooltip - }); - node._updateItemClasses(item); - }); - } - }, - - _onItemChildrenChange: function(/*dojo.data.Item*/ parent, /*dojo.data.Item[]*/ newChildrenList){ - // summary: - // Processes notification of a change to an item's children - var model = this.model, - identity = model.getIdentity(parent), - parentNodes = this._itemNodesMap[identity]; - - if(parentNodes){ - array.forEach(parentNodes,function(parentNode){ - parentNode.setChildItems(newChildrenList); - }); - } - }, - - _onItemDelete: function(/*Item*/ item){ - // summary: - // Processes notification of a deletion of an item - var model = this.model, - identity = model.getIdentity(item), - nodes = this._itemNodesMap[identity]; - - if(nodes){ - array.forEach(nodes,function(node){ - // Remove node from set of selected nodes (if it's selected) - this.dndController.removeTreeNode(node); - - var parent = node.getParent(); - if(parent){ - // if node has not already been orphaned from a _onSetItem(parent, "children", ..) call... - parent.removeChild(node); - } - node.destroyRecursive(); - }, this); - delete this._itemNodesMap[identity]; - } - }, - - /////////////// Miscellaneous funcs - - _initState: function(){ - // summary: - // Load in which nodes should be opened automatically - this._openedNodes = {}; - if(this.persist && this.cookieName){ - var oreo = cookie(this.cookieName); - if(oreo){ - array.forEach(oreo.split(','), function(item){ - this._openedNodes[item] = true; - }, this); - } - } - }, - _state: function(node, expanded){ - // summary: - // Query or set expanded state for an node - if(!this.persist){ - return false; - } - var path = array.map(node.getTreePath(), function(item){ - return this.model.getIdentity(item); - }, this).join("/"); - if(arguments.length === 1){ - return this._openedNodes[path]; - }else{ - if(expanded){ - this._openedNodes[path] = true; - }else{ - delete this._openedNodes[path]; - } - var ary = []; - for(var id in this._openedNodes){ - ary.push(id); - } - cookie(this.cookieName, ary.join(","), {expires:365}); - } - }, - - destroy: function(){ - if(this._curSearch){ - clearTimeout(this._curSearch.timer); - delete this._curSearch; - } - if(this.rootNode){ - this.rootNode.destroyRecursive(); - } - if(this.dndController && !lang.isString(this.dndController)){ - this.dndController.destroy(); - } - this.rootNode = null; - this.inherited(arguments); - }, - - destroyRecursive: function(){ - // A tree is treated as a leaf, not as a node with children (like a grid), - // but defining destroyRecursive for back-compat. - this.destroy(); - }, - - resize: function(changeSize){ - if(changeSize){ - domGeometry.setMarginBox(this.domNode, changeSize); - } - - // The only JS sizing involved w/tree is the indentation, which is specified - // in CSS and read in through this dummy indentDetector node (tree must be - // visible and attached to the DOM to read this) - this._nodePixelIndent = domGeometry.position(this.tree.indentDetector).w; - - if(this.tree.rootNode){ - // If tree has already loaded, then reset indent for all the nodes - this.tree.rootNode.set('indent', this.showRoot ? 0 : -1); - } - }, - - _createTreeNode: function(/*Object*/ args){ - // summary: - // creates a TreeNode - // description: - // Developers can override this method to define their own TreeNode class; - // However it will probably be removed in a future release in favor of a way - // of just specifying a widget for the label, rather than one that contains - // the children too. - return new TreeNode(args); - }, - - _setTextDirAttr: function(textDir){ - if(textDir && this.textDir!= textDir){ - this._set("textDir",textDir); - this.rootNode.set("textDir", textDir); - } - } -}); - -Tree._TreeNode = TreeNode; // for monkey patching - -return Tree; -}); |