X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/c930e9176a5a85509c5b0230e2bff5c22a591432..6a7e4474cba9d8be4b2ec445e10f1691f7277c50:/docs/source/TreeNode.html diff --git a/docs/source/TreeNode.html b/docs/source/TreeNode.html index ff390113..8ef4425d 100644 --- a/docs/source/TreeNode.html +++ b/docs/source/TreeNode.html @@ -1,549 +1,571 @@ - - - The source code - - - - -
/** - * @class Ext.tree.TreeNode - * @extends Ext.data.Node - * @cfg {String} text The text for this node - * @cfg {Boolean} expanded true to start the node expanded - * @cfg {Boolean} allowDrag False to make this node undraggable if {@link #draggable} = true (defaults to true) - * @cfg {Boolean} allowDrop False if this node cannot have child nodes dropped on it (defaults to true) - * @cfg {Boolean} disabled true to start the node disabled - * @cfg {String} icon The path to an icon for the node. The preferred way to do this - * is to use the cls or iconCls attributes and add the icon via a CSS background image. - * @cfg {String} cls A css class to be added to the node - * @cfg {String} iconCls A css class to be added to the nodes icon element for applying css background images - * @cfg {String} href URL of the link used for the node (defaults to #) - * @cfg {String} hrefTarget target frame for the link - * @cfg {Boolean} hidden True to render hidden. (Defaults to false). - * @cfg {String} qtip An Ext QuickTip for the node - * @cfg {Boolean} expandable If set to true, the node will always show a plus/minus icon, even when empty - * @cfg {String} qtipCfg An Ext QuickTip config for the node (used instead of qtip) - * @cfg {Boolean} singleClickExpand True for single click expand on this node - * @cfg {Function} uiProvider A UI class to use for this node (defaults to Ext.tree.TreeNodeUI) - * @cfg {Boolean} checked True to render a checked checkbox for this node, false to render an unchecked checkbox - * (defaults to undefined with no checkbox rendered) - * @cfg {Boolean} draggable True to make this node draggable (defaults to false) - * @cfg {Boolean} isTarget False to not allow this node to act as a drop target (defaults to true) - * @cfg {Boolean} allowChildren False to not allow this node to have child nodes (defaults to true) - * @cfg {Boolean} editable False to not allow this node to be edited by an (@link Ext.tree.TreeEditor} (defaults to true) - * @constructor - * @param {Object/String} attributes The attributes/config for the node or just a string with the text for the node - */ -Ext.tree.TreeNode = function(attributes){ - attributes = attributes || {}; - if(typeof attributes == "string"){ - attributes = {text: attributes}; - } - this.childrenRendered = false; - this.rendered = false; - Ext.tree.TreeNode.superclass.constructor.call(this, attributes); - this.expanded = attributes.expanded === true; - this.isTarget = attributes.isTarget !== false; - this.draggable = attributes.draggable !== false && attributes.allowDrag !== false; - this.allowChildren = attributes.allowChildren !== false && attributes.allowDrop !== false; - - /** - * Read-only. The text for this node. To change it use setText(). - * @type String - */ - this.text = attributes.text; - /** - * True if this node is disabled. - * @type Boolean - */ - this.disabled = attributes.disabled === true; - /** - * True if this node is hidden. - * @type Boolean - */ - this.hidden = attributes.hidden === true; - - this.addEvents( - /** - * @event textchange - * Fires when the text for this node is changed - * @param {Node} this This node - * @param {String} text The new text - * @param {String} oldText The old text - */ - "textchange", - /** - * @event beforeexpand - * Fires before this node is expanded, return false to cancel. - * @param {Node} this This node - * @param {Boolean} deep - * @param {Boolean} anim - */ - "beforeexpand", - /** - * @event beforecollapse - * Fires before this node is collapsed, return false to cancel. - * @param {Node} this This node - * @param {Boolean} deep - * @param {Boolean} anim - */ - "beforecollapse", - /** - * @event expand - * Fires when this node is expanded - * @param {Node} this This node - */ - "expand", - /** - * @event disabledchange - * Fires when the disabled status of this node changes - * @param {Node} this This node - * @param {Boolean} disabled - */ - "disabledchange", - /** - * @event collapse - * Fires when this node is collapsed - * @param {Node} this This node - */ - "collapse", - /** - * @event beforeclick - * Fires before click processing. Return false to cancel the default action. - * @param {Node} this This node - * @param {Ext.EventObject} e The event object - */ - "beforeclick", - /** - * @event click - * Fires when this node is clicked - * @param {Node} this This node - * @param {Ext.EventObject} e The event object - */ - "click", - /** - * @event checkchange - * Fires when a node with a checkbox's checked property changes - * @param {Node} this This node - * @param {Boolean} checked - */ - "checkchange", - /** - * @event dblclick - * Fires when this node is double clicked - * @param {Node} this This node - * @param {Ext.EventObject} e The event object - */ - "dblclick", - /** - * @event contextmenu - * Fires when this node is right clicked - * @param {Node} this This node - * @param {Ext.EventObject} e The event object - */ - "contextmenu", - /** - * @event beforechildrenrendered - * Fires right before the child nodes for this node are rendered - * @param {Node} this This node - */ - "beforechildrenrendered" - ); - - var uiClass = this.attributes.uiProvider || this.defaultUI || Ext.tree.TreeNodeUI; - - /** - * Read-only. The UI for this node - * @type TreeNodeUI - */ - this.ui = new uiClass(this); -}; -Ext.extend(Ext.tree.TreeNode, Ext.data.Node, { - preventHScroll: true, - /** - * Returns true if this node is expanded - * @return {Boolean} - */ - isExpanded : function(){ - return this.expanded; - }, - -/** - * Returns the UI object for this node. - * @return {TreeNodeUI} The object which is providing the user interface for this tree - * node. Unless otherwise specified in the {@link #uiProvider}, this will be an instance - * of {@link Ext.tree.TreeNodeUI} - */ - getUI : function(){ - return this.ui; - }, - - getLoader : function(){ - var owner; - return this.loader || ((owner = this.getOwnerTree()) && owner.loader ? owner.loader : new Ext.tree.TreeLoader()); - }, - - // private override - setFirstChild : function(node){ - var of = this.firstChild; - Ext.tree.TreeNode.superclass.setFirstChild.call(this, node); - if(this.childrenRendered && of && node != of){ - of.renderIndent(true, true); - } - if(this.rendered){ - this.renderIndent(true, true); - } - }, - - // private override - setLastChild : function(node){ - var ol = this.lastChild; - Ext.tree.TreeNode.superclass.setLastChild.call(this, node); - if(this.childrenRendered && ol && node != ol){ - ol.renderIndent(true, true); - } - if(this.rendered){ - this.renderIndent(true, true); - } - }, - - // these methods are overridden to provide lazy rendering support - // private override - appendChild : function(n){ - if(!n.render && !Ext.isArray(n)){ - n = this.getLoader().createNode(n); - } - var node = Ext.tree.TreeNode.superclass.appendChild.call(this, n); - if(node && this.childrenRendered){ - node.render(); - } - this.ui.updateExpandIcon(); - return node; - }, - - // private override - removeChild : function(node){ - this.ownerTree.getSelectionModel().unselect(node); - Ext.tree.TreeNode.superclass.removeChild.apply(this, arguments); - // if it's been rendered remove dom node - if(this.childrenRendered){ - node.ui.remove(); - } - if(this.childNodes.length < 1){ - this.collapse(false, false); - }else{ - this.ui.updateExpandIcon(); - } - if(!this.firstChild && !this.isHiddenRoot()) { - this.childrenRendered = false; - } - return node; - }, - - // private override - insertBefore : function(node, refNode){ - if(!node.render){ - node = this.getLoader().createNode(node); - } - var newNode = Ext.tree.TreeNode.superclass.insertBefore.call(this, node, refNode); - if(newNode && refNode && this.childrenRendered){ - node.render(); - } - this.ui.updateExpandIcon(); - return newNode; - }, - - /** - * Sets the text for this node - * @param {String} text - */ - setText : function(text){ - var oldText = this.text; - this.text = text; - this.attributes.text = text; - if(this.rendered){ // event without subscribing - this.ui.onTextChange(this, text, oldText); - } - this.fireEvent("textchange", this, text, oldText); - }, - - /** - * Triggers selection of this node - */ - select : function(){ - this.getOwnerTree().getSelectionModel().select(this); - }, - - /** - * Triggers deselection of this node - */ - unselect : function(){ - this.getOwnerTree().getSelectionModel().unselect(this); - }, - - /** - * Returns true if this node is selected - * @return {Boolean} - */ - isSelected : function(){ - return this.getOwnerTree().getSelectionModel().isSelected(this); - }, - - /** - * Expand this node. - * @param {Boolean} deep (optional) True to expand all children as well - * @param {Boolean} anim (optional) false to cancel the default animation - * @param {Function} callback (optional) A callback to be called when - * expanding this node completes (does not wait for deep expand to complete). - * Called with 1 parameter, this node. - * @param {Object} scope (optional) The scope in which to execute the callback. - */ - expand : function(deep, anim, callback, scope){ - if(!this.expanded){ - if(this.fireEvent("beforeexpand", this, deep, anim) === false){ - return; - } - if(!this.childrenRendered){ - this.renderChildren(); - } - this.expanded = true; - if(!this.isHiddenRoot() && (this.getOwnerTree().animate && anim !== false) || anim){ - this.ui.animExpand(function(){ - this.fireEvent("expand", this); - this.runCallback(callback, scope || this, [this]); - if(deep === true){ - this.expandChildNodes(true); - } - }.createDelegate(this)); - return; - }else{ - this.ui.expand(); - this.fireEvent("expand", this); - this.runCallback(callback, scope || this, [this]); - } - }else{ - this.runCallback(callback, scope || this, [this]); - } - if(deep === true){ - this.expandChildNodes(true); - } - }, - - runCallback: function(cb, scope, args){ - if(Ext.isFunction(cb)){ - cb.apply(scope, args); - } - }, - - isHiddenRoot : function(){ - return this.isRoot && !this.getOwnerTree().rootVisible; - }, - - /** - * Collapse this node. - * @param {Boolean} deep (optional) True to collapse all children as well - * @param {Boolean} anim (optional) false to cancel the default animation - * @param {Function} callback (optional) A callback to be called when - * expanding this node completes (does not wait for deep expand to complete). - * Called with 1 parameter, this node. - * @param {Object} scope (optional) The scope in which to execute the callback. - */ - collapse : function(deep, anim, callback, scope){ - if(this.expanded && !this.isHiddenRoot()){ - if(this.fireEvent("beforecollapse", this, deep, anim) === false){ - return; - } - this.expanded = false; - if((this.getOwnerTree().animate && anim !== false) || anim){ - this.ui.animCollapse(function(){ - this.fireEvent("collapse", this); - this.runCallback(callback, scope || this, [this]); - if(deep === true){ - this.collapseChildNodes(true); - } - }.createDelegate(this)); - return; - }else{ - this.ui.collapse(); - this.fireEvent("collapse", this); - this.runCallback(callback, scope || this, [this]); - } - }else if(!this.expanded){ - this.runCallback(callback, scope || this, [this]); - } - if(deep === true){ - var cs = this.childNodes; - for(var i = 0, len = cs.length; i < len; i++) { - cs[i].collapse(true, false); - } - } - }, - - // private - delayedExpand : function(delay){ - if(!this.expandProcId){ - this.expandProcId = this.expand.defer(delay, this); - } - }, - - // private - cancelExpand : function(){ - if(this.expandProcId){ - clearTimeout(this.expandProcId); - } - this.expandProcId = false; - }, - - /** - * Toggles expanded/collapsed state of the node - */ - toggle : function(){ - if(this.expanded){ - this.collapse(); - }else{ - this.expand(); - } - }, - - /** - * Ensures all parent nodes are expanded, and if necessary, scrolls - * the node into view. - * @param {Function} callback (optional) A function to call when the node has been made visible. - * @param {Object} scope (optional) The scope in which to execute the callback. - */ - ensureVisible : function(callback, scope){ - var tree = this.getOwnerTree(); - tree.expandPath(this.parentNode ? this.parentNode.getPath() : this.getPath(), false, function(){ - var node = tree.getNodeById(this.id); // Somehow if we don't do this, we lose changes that happened to node in the meantime - tree.getTreeEl().scrollChildIntoView(node.ui.anchor); - this.runCallback(callback, scope || this, [this]); - }.createDelegate(this)); - }, - - /** - * Expand all child nodes - * @param {Boolean} deep (optional) true if the child nodes should also expand their child nodes - */ - expandChildNodes : function(deep){ - var cs = this.childNodes; - for(var i = 0, len = cs.length; i < len; i++) { - cs[i].expand(deep); - } - }, - - /** - * Collapse all child nodes - * @param {Boolean} deep (optional) true if the child nodes should also collapse their child nodes - */ - collapseChildNodes : function(deep){ - var cs = this.childNodes; - for(var i = 0, len = cs.length; i < len; i++) { - cs[i].collapse(deep); - } - }, - - /** - * Disables this node - */ - disable : function(){ - this.disabled = true; - this.unselect(); - if(this.rendered && this.ui.onDisableChange){ // event without subscribing - this.ui.onDisableChange(this, true); - } - this.fireEvent("disabledchange", this, true); - }, - - /** - * Enables this node - */ - enable : function(){ - this.disabled = false; - if(this.rendered && this.ui.onDisableChange){ // event without subscribing - this.ui.onDisableChange(this, false); - } - this.fireEvent("disabledchange", this, false); - }, - - // private - renderChildren : function(suppressEvent){ - if(suppressEvent !== false){ - this.fireEvent("beforechildrenrendered", this); - } - var cs = this.childNodes; - for(var i = 0, len = cs.length; i < len; i++){ - cs[i].render(true); - } - this.childrenRendered = true; - }, - - // private - sort : function(fn, scope){ - Ext.tree.TreeNode.superclass.sort.apply(this, arguments); - if(this.childrenRendered){ - var cs = this.childNodes; - for(var i = 0, len = cs.length; i < len; i++){ - cs[i].render(true); - } - } - }, - - // private - render : function(bulkRender){ - this.ui.render(bulkRender); - if(!this.rendered){ - // make sure it is registered - this.getOwnerTree().registerNode(this); - this.rendered = true; - if(this.expanded){ - this.expanded = false; - this.expand(false, false); - } - } - }, - - // private - renderIndent : function(deep, refresh){ - if(refresh){ - this.ui.childIndent = null; - } - this.ui.renderIndent(); - if(deep === true && this.childrenRendered){ - var cs = this.childNodes; - for(var i = 0, len = cs.length; i < len; i++){ - cs[i].renderIndent(true, refresh); - } - } - }, - - beginUpdate : function(){ - this.childrenRendered = false; - }, - - endUpdate : function(){ - if(this.expanded && this.rendered){ - this.renderChildren(); - } - }, - - destroy : function(){ - if(this.childNodes){ - for(var i = 0,l = this.childNodes.length; i < l; i++){ - this.childNodes[i].destroy(); - } - this.childNodes = null; - } - if(this.ui.destroy){ - this.ui.destroy(); - } - }, - - // private - onIdChange: function(id){ - this.ui.onIdChange(id); - } -}); - -Ext.tree.TreePanel.nodeTypes.node = Ext.tree.TreeNode;
- + + + + The source code + + + + +
/*!
+ * Ext JS Library 3.2.0
+ * Copyright(c) 2006-2010 Ext JS, Inc.
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+
/** + * @class Ext.tree.TreeNode + * @extends Ext.data.Node + * @cfg {String} text The text for this node + * @cfg {Boolean} expanded true to start the node expanded + * @cfg {Boolean} allowDrag False to make this node undraggable if {@link #draggable} = true (defaults to true) + * @cfg {Boolean} allowDrop False if this node cannot have child nodes dropped on it (defaults to true) + * @cfg {Boolean} disabled true to start the node disabled + * @cfg {String} icon The path to an icon for the node. The preferred way to do this + * is to use the cls or iconCls attributes and add the icon via a CSS background image. + * @cfg {String} cls A css class to be added to the node + * @cfg {String} iconCls A css class to be added to the nodes icon element for applying css background images + * @cfg {String} href URL of the link used for the node (defaults to #) + * @cfg {String} hrefTarget target frame for the link + * @cfg {Boolean} hidden True to render hidden. (Defaults to false). + * @cfg {String} qtip An Ext QuickTip for the node + * @cfg {Boolean} expandable If set to true, the node will always show a plus/minus icon, even when empty + * @cfg {String} qtipCfg An Ext QuickTip config for the node (used instead of qtip) + * @cfg {Boolean} singleClickExpand True for single click expand on this node + * @cfg {Function} uiProvider A UI class to use for this node (defaults to Ext.tree.TreeNodeUI) + * @cfg {Boolean} checked True to render a checked checkbox for this node, false to render an unchecked checkbox + * (defaults to undefined with no checkbox rendered) + * @cfg {Boolean} draggable True to make this node draggable (defaults to false) + * @cfg {Boolean} isTarget False to not allow this node to act as a drop target (defaults to true) + * @cfg {Boolean} allowChildren False to not allow this node to have child nodes (defaults to true) + * @cfg {Boolean} editable False to not allow this node to be edited by an {@link Ext.tree.TreeEditor} (defaults to true) + * @constructor + * @param {Object/String} attributes The attributes/config for the node or just a string with the text for the node + */ +Ext.tree.TreeNode = function(attributes){ + attributes = attributes || {}; + if(Ext.isString(attributes)){ + attributes = {text: attributes}; + } + this.childrenRendered = false; + this.rendered = false; + Ext.tree.TreeNode.superclass.constructor.call(this, attributes); + this.expanded = attributes.expanded === true; + this.isTarget = attributes.isTarget !== false; + this.draggable = attributes.draggable !== false && attributes.allowDrag !== false; + this.allowChildren = attributes.allowChildren !== false && attributes.allowDrop !== false; + + /** + * Read-only. The text for this node. To change it use {@link #setText}. + * @type String + */ + this.text = attributes.text; + /** + * True if this node is disabled. + * @type Boolean + */ + this.disabled = attributes.disabled === true; + /** + * True if this node is hidden. + * @type Boolean + */ + this.hidden = attributes.hidden === true; + + this.addEvents( + /** + * @event textchange + * Fires when the text for this node is changed + * @param {Node} this This node + * @param {String} text The new text + * @param {String} oldText The old text + */ + 'textchange', + /** + * @event beforeexpand + * Fires before this node is expanded, return false to cancel. + * @param {Node} this This node + * @param {Boolean} deep + * @param {Boolean} anim + */ + 'beforeexpand', + /** + * @event beforecollapse + * Fires before this node is collapsed, return false to cancel. + * @param {Node} this This node + * @param {Boolean} deep + * @param {Boolean} anim + */ + 'beforecollapse', + /** + * @event expand + * Fires when this node is expanded + * @param {Node} this This node + */ + 'expand', + /** + * @event disabledchange + * Fires when the disabled status of this node changes + * @param {Node} this This node + * @param {Boolean} disabled + */ + 'disabledchange', + /** + * @event collapse + * Fires when this node is collapsed + * @param {Node} this This node + */ + 'collapse', + /** + * @event beforeclick + * Fires before click processing. Return false to cancel the default action. + * @param {Node} this This node + * @param {Ext.EventObject} e The event object + */ + 'beforeclick', + /** + * @event click + * Fires when this node is clicked + * @param {Node} this This node + * @param {Ext.EventObject} e The event object + */ + 'click', + /** + * @event checkchange + * Fires when a node with a checkbox's checked property changes + * @param {Node} this This node + * @param {Boolean} checked + */ + 'checkchange', + /** + * @event beforedblclick + * Fires before double click processing. Return false to cancel the default action. + * @param {Node} this This node + * @param {Ext.EventObject} e The event object + */ + 'beforedblclick', + /** + * @event dblclick + * Fires when this node is double clicked + * @param {Node} this This node + * @param {Ext.EventObject} e The event object + */ + 'dblclick', + /** + * @event contextmenu + * Fires when this node is right clicked + * @param {Node} this This node + * @param {Ext.EventObject} e The event object + */ + 'contextmenu', + /** + * @event beforechildrenrendered + * Fires right before the child nodes for this node are rendered + * @param {Node} this This node + */ + 'beforechildrenrendered' + ); + + var uiClass = this.attributes.uiProvider || this.defaultUI || Ext.tree.TreeNodeUI; + + /** + * Read-only. The UI for this node + * @type TreeNodeUI + */ + this.ui = new uiClass(this); +}; +Ext.extend(Ext.tree.TreeNode, Ext.data.Node, { + preventHScroll : true, + /** + * Returns true if this node is expanded + * @return {Boolean} + */ + isExpanded : function(){ + return this.expanded; + }, + +/** + * Returns the UI object for this node. + * @return {TreeNodeUI} The object which is providing the user interface for this tree + * node. Unless otherwise specified in the {@link #uiProvider}, this will be an instance + * of {@link Ext.tree.TreeNodeUI} + */ + getUI : function(){ + return this.ui; + }, + + getLoader : function(){ + var owner; + return this.loader || ((owner = this.getOwnerTree()) && owner.loader ? owner.loader : (this.loader = new Ext.tree.TreeLoader())); + }, + + // private override + setFirstChild : function(node){ + var of = this.firstChild; + Ext.tree.TreeNode.superclass.setFirstChild.call(this, node); + if(this.childrenRendered && of && node != of){ + of.renderIndent(true, true); + } + if(this.rendered){ + this.renderIndent(true, true); + } + }, + + // private override + setLastChild : function(node){ + var ol = this.lastChild; + Ext.tree.TreeNode.superclass.setLastChild.call(this, node); + if(this.childrenRendered && ol && node != ol){ + ol.renderIndent(true, true); + } + if(this.rendered){ + this.renderIndent(true, true); + } + }, + + // these methods are overridden to provide lazy rendering support + // private override + appendChild : function(n){ + if(!n.render && !Ext.isArray(n)){ + n = this.getLoader().createNode(n); + } + var node = Ext.tree.TreeNode.superclass.appendChild.call(this, n); + if(node && this.childrenRendered){ + node.render(); + } + this.ui.updateExpandIcon(); + return node; + }, + + // private override + removeChild : function(node, destroy){ + this.ownerTree.getSelectionModel().unselect(node); + Ext.tree.TreeNode.superclass.removeChild.apply(this, arguments); + // only update the ui if we're not destroying + if(!destroy){ + // if it's been rendered remove dom node + if(node.ui.rendered){ + node.ui.remove(); + } + if(this.childNodes.length < 1){ + this.collapse(false, false); + }else{ + this.ui.updateExpandIcon(); + } + if(!this.firstChild && !this.isHiddenRoot()){ + this.childrenRendered = false; + } + } + return node; + }, + + // private override + insertBefore : function(node, refNode){ + if(!node.render){ + node = this.getLoader().createNode(node); + } + var newNode = Ext.tree.TreeNode.superclass.insertBefore.call(this, node, refNode); + if(newNode && refNode && this.childrenRendered){ + node.render(); + } + this.ui.updateExpandIcon(); + return newNode; + }, + + /** + * Sets the text for this node + * @param {String} text + */ + setText : function(text){ + var oldText = this.text; + this.text = this.attributes.text = text; + if(this.rendered){ // event without subscribing + this.ui.onTextChange(this, text, oldText); + } + this.fireEvent('textchange', this, text, oldText); + }, + + /** + * Triggers selection of this node + */ + select : function(){ + var t = this.getOwnerTree(); + if(t){ + t.getSelectionModel().select(this); + } + }, + + /** + * Triggers deselection of this node + * @param {Boolean} silent (optional) True to stop selection change events from firing. + */ + unselect : function(silent){ + var t = this.getOwnerTree(); + if(t){ + t.getSelectionModel().unselect(this, silent); + } + }, + + /** + * Returns true if this node is selected + * @return {Boolean} + */ + isSelected : function(){ + var t = this.getOwnerTree(); + return t ? t.getSelectionModel().isSelected(this) : false; + }, + + /** + * Expand this node. + * @param {Boolean} deep (optional) True to expand all children as well + * @param {Boolean} anim (optional) false to cancel the default animation + * @param {Function} callback (optional) A callback to be called when + * expanding this node completes (does not wait for deep expand to complete). + * Called with 1 parameter, this node. + * @param {Object} scope (optional) The scope (this reference) in which the callback is executed. Defaults to this TreeNode. + */ + expand : function(deep, anim, callback, scope){ + if(!this.expanded){ + if(this.fireEvent('beforeexpand', this, deep, anim) === false){ + return; + } + if(!this.childrenRendered){ + this.renderChildren(); + } + this.expanded = true; + if(!this.isHiddenRoot() && (this.getOwnerTree().animate && anim !== false) || anim){ + this.ui.animExpand(function(){ + this.fireEvent('expand', this); + this.runCallback(callback, scope || this, [this]); + if(deep === true){ + this.expandChildNodes(true); + } + }.createDelegate(this)); + return; + }else{ + this.ui.expand(); + this.fireEvent('expand', this); + this.runCallback(callback, scope || this, [this]); + } + }else{ + this.runCallback(callback, scope || this, [this]); + } + if(deep === true){ + this.expandChildNodes(true); + } + }, + + runCallback : function(cb, scope, args){ + if(Ext.isFunction(cb)){ + cb.apply(scope, args); + } + }, + + isHiddenRoot : function(){ + return this.isRoot && !this.getOwnerTree().rootVisible; + }, + + /** + * Collapse this node. + * @param {Boolean} deep (optional) True to collapse all children as well + * @param {Boolean} anim (optional) false to cancel the default animation + * @param {Function} callback (optional) A callback to be called when + * expanding this node completes (does not wait for deep expand to complete). + * Called with 1 parameter, this node. + * @param {Object} scope (optional) The scope (this reference) in which the callback is executed. Defaults to this TreeNode. + */ + collapse : function(deep, anim, callback, scope){ + if(this.expanded && !this.isHiddenRoot()){ + if(this.fireEvent('beforecollapse', this, deep, anim) === false){ + return; + } + this.expanded = false; + if((this.getOwnerTree().animate && anim !== false) || anim){ + this.ui.animCollapse(function(){ + this.fireEvent('collapse', this); + this.runCallback(callback, scope || this, [this]); + if(deep === true){ + this.collapseChildNodes(true); + } + }.createDelegate(this)); + return; + }else{ + this.ui.collapse(); + this.fireEvent('collapse', this); + this.runCallback(callback, scope || this, [this]); + } + }else if(!this.expanded){ + this.runCallback(callback, scope || this, [this]); + } + if(deep === true){ + var cs = this.childNodes; + for(var i = 0, len = cs.length; i < len; i++) { + cs[i].collapse(true, false); + } + } + }, + + // private + delayedExpand : function(delay){ + if(!this.expandProcId){ + this.expandProcId = this.expand.defer(delay, this); + } + }, + + // private + cancelExpand : function(){ + if(this.expandProcId){ + clearTimeout(this.expandProcId); + } + this.expandProcId = false; + }, + + /** + * Toggles expanded/collapsed state of the node + */ + toggle : function(){ + if(this.expanded){ + this.collapse(); + }else{ + this.expand(); + } + }, + + /** + * Ensures all parent nodes are expanded, and if necessary, scrolls + * the node into view. + * @param {Function} callback (optional) A function to call when the node has been made visible. + * @param {Object} scope (optional) The scope (this reference) in which the callback is executed. Defaults to this TreeNode. + */ + ensureVisible : function(callback, scope){ + var tree = this.getOwnerTree(); + tree.expandPath(this.parentNode ? this.parentNode.getPath() : this.getPath(), false, function(){ + var node = tree.getNodeById(this.id); // Somehow if we don't do this, we lose changes that happened to node in the meantime + tree.getTreeEl().scrollChildIntoView(node.ui.anchor); + this.runCallback(callback, scope || this, [this]); + }.createDelegate(this)); + }, + + /** + * Expand all child nodes + * @param {Boolean} deep (optional) true if the child nodes should also expand their child nodes + */ + expandChildNodes : function(deep){ + var cs = this.childNodes; + for(var i = 0, len = cs.length; i < len; i++) { + cs[i].expand(deep); + } + }, + + /** + * Collapse all child nodes + * @param {Boolean} deep (optional) true if the child nodes should also collapse their child nodes + */ + collapseChildNodes : function(deep){ + var cs = this.childNodes; + for(var i = 0, len = cs.length; i < len; i++) { + cs[i].collapse(deep); + } + }, + + /** + * Disables this node + */ + disable : function(){ + this.disabled = true; + this.unselect(); + if(this.rendered && this.ui.onDisableChange){ // event without subscribing + this.ui.onDisableChange(this, true); + } + this.fireEvent('disabledchange', this, true); + }, + + /** + * Enables this node + */ + enable : function(){ + this.disabled = false; + if(this.rendered && this.ui.onDisableChange){ // event without subscribing + this.ui.onDisableChange(this, false); + } + this.fireEvent('disabledchange', this, false); + }, + + // private + renderChildren : function(suppressEvent){ + if(suppressEvent !== false){ + this.fireEvent('beforechildrenrendered', this); + } + var cs = this.childNodes; + for(var i = 0, len = cs.length; i < len; i++){ + cs[i].render(true); + } + this.childrenRendered = true; + }, + + // private + sort : function(fn, scope){ + Ext.tree.TreeNode.superclass.sort.apply(this, arguments); + if(this.childrenRendered){ + var cs = this.childNodes; + for(var i = 0, len = cs.length; i < len; i++){ + cs[i].render(true); + } + } + }, + + // private + render : function(bulkRender){ + this.ui.render(bulkRender); + if(!this.rendered){ + // make sure it is registered + this.getOwnerTree().registerNode(this); + this.rendered = true; + if(this.expanded){ + this.expanded = false; + this.expand(false, false); + } + } + }, + + // private + renderIndent : function(deep, refresh){ + if(refresh){ + this.ui.childIndent = null; + } + this.ui.renderIndent(); + if(deep === true && this.childrenRendered){ + var cs = this.childNodes; + for(var i = 0, len = cs.length; i < len; i++){ + cs[i].renderIndent(true, refresh); + } + } + }, + + beginUpdate : function(){ + this.childrenRendered = false; + }, + + endUpdate : function(){ + if(this.expanded && this.rendered){ + this.renderChildren(); + } + }, + + //inherit docs + destroy : function(silent){ + if(silent === true){ + this.unselect(true); + } + Ext.tree.TreeNode.superclass.destroy.call(this, silent); + Ext.destroy(this.ui, this.loader); + this.ui = this.loader = null; + }, + + // private + onIdChange : function(id){ + this.ui.onIdChange(id); + } +}); + +Ext.tree.TreePanel.nodeTypes.node = Ext.tree.TreeNode;
+ \ No newline at end of file