tree.js

ext-2.3.0

if(e.getTarget('.x-tree-ec-icon',1)){var n=this.getNode(e);this.onIconOut(e,n);if(n==this.lastEcOver){delete this.lastEcOver;}}
if((t=this.getNodeTarget(e))&&!e.within(t,true)){this.onNodeOut(e,this.getNode(e));}},delegateOver:function(e,t){if(!this.beforeEvent(e)){return;}
if(this.lastEcOver){this.onIconOut(e,this.lastEcOver);delete this.lastEcOver;}
if(e.getTarget('.x-tree-ec-icon',1)){this.lastEcOver=this.getNode(e);this.onIconOver(e,this.lastEcOver);}
if(t=this.getNodeTarget(e)){this.onNodeOver(e,this.getNode(e));}},delegateClick:function(e,t){if(!this.beforeEvent(e)){return;}
if(e.getTarget('input[type=checkbox]',1)){this.onCheckboxClick(e,this.getNode(e));}
else if(e.getTarget('.x-tree-ec-icon',1)){this.onIconClick(e,this.getNode(e));}
else if(this.getNodeTarget(e)){this.onNodeClick(e,this.getNode(e));}},delegateDblClick:function(e,t){if(this.beforeEvent(e)&&this.getNodeTarget(e)){this.onNodeDblClick(e,this.getNode(e));}},delegateContextMenu:function(e,t){if(this.beforeEvent(e)&&this.getNodeTarget(e)){this.onNodeContextMenu(e,this.getNode(e));}},onNodeClick:function(e,node){node.ui.onClick(e);},onNodeOver:function(e,node){node.ui.onOver(e);},onNodeOut:function(e,node){node.ui.onOut(e);},onIconOver:function(e,node){node.ui.addClass('x-tree-ec-over');},onIconOut:function(e,node){node.ui.removeClass('x-tree-ec-over');},onIconClick:function(e,node){node.ui.ecClick(e);},onCheckboxClick:function(e,node){node.ui.onCheckChange(e);},onNodeDblClick:function(e,node){node.ui.onDblClick(e);},onNodeContextMenu:function(e,node){node.ui.onContextMenu(e);},beforeEvent:function(e){if(this.disabled){e.stopEvent();return false;}
return true;},disable:function(){this.disabled=true;},enable:function(){this.disabled=false;}};

Ext.tree.TreePanel=Ext.extend(Ext.Panel,{rootVisible:true,animate:Ext.enableFx,lines:true,enableDD:false,hlDrop:Ext.enableFx,pathSeparator:"/",initComponent:function(){Ext.tree.TreePanel.superclass.initComponent.call(this);if(!this.eventModel){this.eventModel=new Ext.tree.TreeEventModel(this);}
var l=this.loader;if(!l){l=new Ext.tree.TreeLoader({dataUrl:this.dataUrl});}else if(typeof l=='object'&&!l.load){l=new Ext.tree.TreeLoader(l);}
this.loader=l;this.nodeHash={};if(this.root){this.setRootNode(this.root);}
this.addEvents("append","remove","movenode","insert","beforeappend","beforeremove","beforemovenode","beforeinsert","beforeload","load","textchange","beforeexpandnode","beforecollapsenode","expandnode","disabledchange","collapsenode","beforeclick","click","checkchange","dblclick","contextmenu","beforechildrenrendered","startdrag","enddrag","dragdrop","beforenodedrop","nodedrop","nodedragover");if(this.singleExpand){this.on("beforeexpandnode",this.restrictExpand,this);}},proxyNodeEvent:function(ename,a1,a2,a3,a4,a5,a6){if(ename=='collapse'||ename=='expand'||ename=='beforecollapse'||ename=='beforeexpand'||ename=='move'||ename=='beforemove'){ename=ename+'node';}
return this.fireEvent(ename,a1,a2,a3,a4,a5,a6);},getRootNode:function(){return this.root;},setRootNode:function(node){if(!node.render){node=this.loader.createNode(node);}
this.root=node;node.ownerTree=this;node.isRoot=true;this.registerNode(node);if(!this.rootVisible){var uiP=node.attributes.uiProvider;node.ui=uiP?new uiP(node):new Ext.tree.RootTreeNodeUI(node);}
return node;},getNodeById:function(id){return this.nodeHash[id];},registerNode:function(node){this.nodeHash[node.id]=node;},unregisterNode:function(node){delete this.nodeHash[node.id];},toString:function(){return"[Tree"+(this.id?" "+this.id:"")+"]";},restrictExpand:function(node){var p=node.parentNode;if(p){if(p.expandedChild&&p.expandedChild.parentNode==p){p.expandedChild.collapse();}
p.expandedChild=node;}},getChecked:function(a,startNode){startNode=startNode||this.root;var r=[];var f=function(){if(this.attributes.checked){r.push(!a?this:(a=='id'?this.id:this.attributes[a]));}}
startNode.cascade(f);return r;},getEl:function(){return this.el;},getLoader:function(){return this.loader;},expandAll:function(){this.root.expand(true);},collapseAll:function(){this.root.collapse(true);},getSelectionModel:function(){if(!this.selModel){this.selModel=new Ext.tree.DefaultSelectionModel();}
return this.selModel;},expandPath:function(path,attr,callback){attr=attr||"id";var keys=path.split(this.pathSeparator);var curNode=this.root;if(curNode.attributes[attr]!=keys[1]){if(callback){callback(false,null);}
return;}
var index=1;var f=function(){if(++index==keys.length){if(callback){callback(true,curNode);}
return;}
var c=curNode.findChild(attr,keys[index]);if(!c){if(callback){callback(false,curNode);}
return;}
curNode=c;c.expand(false,false,f);};curNode.expand(false,false,f);},selectPath:function(path,attr,callback){attr=attr||"id";var keys=path.split(this.pathSeparator);var v=keys.pop();if(keys.length>0){var f=function(success,node){if(success&&node){var n=node.findChild(attr,v);if(n){n.select();if(callback){callback(true,n);}}else if(callback){callback(false,n);}}else{if(callback){callback(false,n);}}};this.expandPath(keys.join(this.pathSeparator),attr,f);}else{this.root.select();if(callback){callback(true,this.root);}}},getTreeEl:function(){return this.body;},onRender:function(ct,position){Ext.tree.TreePanel.superclass.onRender.call(this,ct,position);this.el.addClass('x-tree');this.innerCt=this.body.createChild({tag:"ul",cls:"x-tree-root-ct "+
(this.useArrows?'x-tree-arrows':this.lines?"x-tree-lines":"x-tree-no-lines")});},initEvents:function(){Ext.tree.TreePanel.superclass.initEvents.call(this);if(this.containerScroll){Ext.dd.ScrollManager.register(this.body);}
if((this.enableDD||this.enableDrop)&&!this.dropZone){this.dropZone=new Ext.tree.TreeDropZone(this,this.dropConfig||{ddGroup:this.ddGroup||"TreeDD",appendOnly:this.ddAppendOnly===true});}
if((this.enableDD||this.enableDrag)&&!this.dragZone){this.dragZone=new Ext.tree.TreeDragZone(this,this.dragConfig||{ddGroup:this.ddGroup||"TreeDD",scroll:this.ddScroll});}
this.getSelectionModel().init(this);},afterRender:function(){Ext.tree.TreePanel.superclass.afterRender.call(this);this.root.render();if(!this.rootVisible){this.root.renderChildren();}},onDestroy:function(){if(this.rendered){this.body.removeAllListeners();Ext.dd.ScrollManager.unregister(this.body);if(this.dropZone){this.dropZone.unreg();}
if(this.dragZone){this.dragZone.unreg();}}
this.root.destroy();this.nodeHash=null;Ext.tree.TreePanel.superclass.onDestroy.call(this);}});Ext.tree.TreePanel.nodeTypes={};Ext.reg('treepanel',Ext.tree.TreePanel);

Ext.tree.DefaultSelectionModel=function(config){this.selNode=null;this.addEvents("selectionchange","beforeselect");Ext.apply(this,config);Ext.tree.DefaultSelectionModel.superclass.constructor.call(this);};Ext.extend(Ext.tree.DefaultSelectionModel,Ext.util.Observable,{init:function(tree){this.tree=tree;tree.getTreeEl().on("keydown",this.onKeyDown,this);tree.on("click",this.onNodeClick,this);},onNodeClick:function(node,e){this.select(node);},select:function(node){var last=this.selNode;if(node==last){node.ui.onSelectedChange(true);}else if(this.fireEvent('beforeselect',this,node,last)!==false){if(last){last.ui.onSelectedChange(false);}
this.selNode=node;node.ui.onSelectedChange(true);this.fireEvent("selectionchange",this,node,last);}
return node;},unselect:function(node){if(this.selNode==node){this.clearSelections();}},clearSelections:function(){var n=this.selNode;if(n){n.ui.onSelectedChange(false);this.selNode=null;this.fireEvent("selectionchange",this,null);}
return n;},getSelectedNode:function(){return this.selNode;},isSelected:function(node){return this.selNode==node;},selectPrevious:function(){var s=this.selNode||this.lastSelNode;if(!s){return null;}
var ps=s.previousSibling;if(ps){if(!ps.isExpanded()||ps.childNodes.length<1){return this.select(ps);}else{var lc=ps.lastChild;while(lc&&lc.isExpanded()&&lc.childNodes.length>0){lc=lc.lastChild;}
return this.select(lc);}}else if(s.parentNode&&(this.tree.rootVisible||!s.parentNode.isRoot)){return this.select(s.parentNode);}
return null;},selectNext:function(){var s=this.selNode||this.lastSelNode;if(!s){return null;}
if(s.firstChild&&s.isExpanded()){return this.select(s.firstChild);}else if(s.nextSibling){return this.select(s.nextSibling);}else if(s.parentNode){var newS=null;s.parentNode.bubble(function(){if(this.nextSibling){newS=this.getOwnerTree().selModel.select(this.nextSibling);return false;}});return newS;}
return null;},onKeyDown:function(e){var s=this.selNode||this.lastSelNode;var sm=this;if(!s){return;}
var k=e.getKey();switch(k){case e.DOWN:e.stopEvent();this.selectNext();break;case e.UP:e.stopEvent();this.selectPrevious();break;case e.RIGHT:e.preventDefault();if(s.hasChildNodes()){if(!s.isExpanded()){s.expand();}else if(s.firstChild){this.select(s.firstChild,e);}}
break;case e.LEFT:e.preventDefault();if(s.hasChildNodes()&&s.isExpanded()){s.collapse();}else if(s.parentNode&&(this.tree.rootVisible||s.parentNode!=this.tree.getRootNode())){this.select(s.parentNode,e);}
break;};}});Ext.tree.MultiSelectionModel=function(config){this.selNodes=[];this.selMap={};this.addEvents("selectionchange");Ext.apply(this,config);Ext.tree.MultiSelectionModel.superclass.constructor.call(this);};Ext.extend(Ext.tree.MultiSelectionModel,Ext.util.Observable,{init:function(tree){this.tree=tree;tree.getTreeEl().on("keydown",this.onKeyDown,this);tree.on("click",this.onNodeClick,this);},onNodeClick:function(node,e){if(e.ctrlKey&&this.isSelected(node)){this.unselect(node);}else{this.select(node,e,e.ctrlKey);}},select:function(node,e,keepExisting){if(keepExisting!==true){this.clearSelections(true);}
if(this.isSelected(node)){this.lastSelNode=node;return node;}
this.selNodes.push(node);this.selMap[node.id]=node;this.lastSelNode=node;node.ui.onSelectedChange(true);this.fireEvent("selectionchange",this,this.selNodes);return node;},unselect:function(node){if(this.selMap[node.id]){node.ui.onSelectedChange(false);var sn=this.selNodes;var index=sn.indexOf(node);if(index!=-1){this.selNodes.splice(index,1);}
delete this.selMap[node.id];this.fireEvent("selectionchange",this,this.selNodes);}},clearSelections:function(suppressEvent){var sn=this.selNodes;if(sn.length>0){for(var i=0,len=sn.length;i<len;i++){sn[i].ui.onSelectedChange(false);}
this.selNodes=[];this.selMap={};if(suppressEvent!==true){this.fireEvent("selectionchange",this,this.selNodes);}}},isSelected:function(node){return this.selMap[node.id]?true:false;},getSelectedNodes:function(){return this.selNodes;},onKeyDown:Ext.tree.DefaultSelectionModel.prototype.onKeyDown,selectNext:Ext.tree.DefaultSelectionModel.prototype.selectNext,selectPrevious:Ext.tree.DefaultSelectionModel.prototype.selectPrevious});

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;this.text=attributes.text;this.disabled=attributes.disabled===true;this.hidden=attributes.hidden===true;this.addEvents("textchange","beforeexpand","beforecollapse","expand","disabledchange","collapse","beforeclick","click","checkchange","dblclick","contextmenu","beforechildrenrendered");var uiClass=this.attributes.uiProvider||this.defaultUI||Ext.tree.TreeNodeUI;this.ui=new uiClass(this);};Ext.extend(Ext.tree.TreeNode,Ext.data.Node,{preventHScroll:true,isExpanded:function(){return this.expanded;},getUI:function(){return this.ui;},getLoader:function(){var owner;return this.loader||((owner=this.getOwnerTree())&&owner.loader?owner.loader:new Ext.tree.TreeLoader());},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);}},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);}},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;},removeChild:function(node){this.ownerTree.getSelectionModel().unselect(node);Ext.tree.TreeNode.superclass.removeChild.apply(this,arguments);if(this.childrenRendered){node.ui.remove();}