Richfaces.TreeSelectEvent="Richfaces.TreeSelectEvent";Richfaces.TreeExpandEvent="Richfaces.TreeExpandEvent";Richfaces.TreeCollapseEvent="Richfaces.TreeCollapseEvent";Tree=Class.create();Tree.ID_DEVIDER=":";Tree.ID_CONTENT="content";Tree.ID_CHILDS_ROW="childs";Tree.ID_CHILDS_TD="td";Tree.ID_HANDLE="handle";Tree.ID_HANDLE_IMG_EXPANDED="img:expanded";Tree.ID_HANDLE_IMG_COLLAPSED="img:collapsed";Tree.ID_ICON="icon";Tree.ID_TEXT="text";Tree.ID_MAIN_ROW="mainRow";Tree.CLASS_ITEM_SELECTED="dr-tree-i-sel";Tree.CLASS_ITEM_EXPANDED="dr-tree-h-ic-line-exp";Tree.CLASS_ITEM_COLLAPSED="dr-tree-h-ic-line-clp";Tree.CLASS_AJAX_SELECTED_LISTENER_FLAG="ajax_selected_listener_flag";Tree.prototype={initialize:function(id,input,switchType,events,onAjaxSelect,toggleOnClick,showConnectingLines){this.childs=[];this.elements={};this.id=id;this.switchType=switchType;this.onselect=new Function('event',(events.onselect?events.onselect:"")+"; return true;");this.onexpand=new Function('event',(events.onexpand?events.onexpand:"")+"; return true;");this.oncollapse=new Function('event',(events.oncollapse?events.oncollapse:"")+"; return true;");this.onAjaxSelect=onAjaxSelect;this.element=$(id);this.inputId=input;this.input=$(this.inputId);this.toggleOnClick=toggleOnClick;this.showConnectingLines=showConnectingLines;var options=Object.extend({columnCount:0},arguments[1]||{});this.options=options;this.getElements();this.selectionManager=new Tree.SelectionManager(this);this.selectionManager.restoreSelection();Event.observe(this.element,"click",function(event){if(Richfaces.eventIsSynthetic(event)){var treeItem=event["treeItem"];if(event[Richfaces.TreeSelectEvent]){Event.stop(event);var itemOnSelect=treeItem.getRichAttribute("onselected");itemOnSelect=new Function('event',(itemOnSelect?itemOnSelect:"")+"; return true;");var prevSelection=this.selectionManager.activeItem;treeItem.toggleSelection(event);var selectResult=itemOnSelect(event);if(!selectResult){event["cancelSelection"]=true;event["treeItem"]=prevSelection;if(prevSelection){prevSelection.toggleSelection(event);}
return;}
selectResult=this.onselect(event);if(!selectResult){event["cancelSelection"]=true;event["treeItem"]=prevSelection;if(prevSelection){prevSelection.toggleSelection(event);}
return;}
var attr=Richfaces.getNSAttribute("ajaxselectedlistener",$(event.selectedNode+Tree.ID_DEVIDER+Tree.ID_ICON));if(attr){this.onAjaxSelect(event);}}else if(event[Richfaces.TreeExpandEvent]){Event.stop(event);var handler=treeItem.getRichAttribute("onexpand");if(handler){new Function('event',handler).call(Event.element(event),event);}
this.onexpand(event);}else if(event[Richfaces.TreeCollapseEvent]){Event.stop(event);var handler=treeItem.getRichAttribute("oncollapse");if(handler){new Function('event',handler).call(Event.element(event),event);}
this.oncollapse(event);}}}.bindAsEventListener(this));},getElements:function(ajaxUpdate){this.elements.contentTd=$(this.id+
Tree.ID_DEVIDER+Tree.ID_CHILDS_ROW);if(this.elements.contentTd){for(var child=this.elements.contentTd.firstChild;child!=null;child=child.nextSibling){if(child.nodeType==1&&child.tagName.toLowerCase()=="table"){this.addChild(new Tree.Item(child,this,this,ajaxUpdate));}}}},addChild:function(child){this.childs.push(child);},getNodeElements:function(nodeIds){if(nodeIds){for(var i=0;i<nodeIds.length;i++){var nodeId=nodeIds[i];if(nodeId!=this.id){this._getNodeElements(this,nodeId,nodeId.substring(0,nodeId.lastIndexOf(':')));}else{for(var i=0;i<this.childs.length;i++){var child=this.childs[i];child.destroy();}
this.childs=[];this.getElements(true);}}
this.input=$(this.inputId);this.selectionManager.restoreSelection();}},_getNodeElements:function(node,nodeId,sNodeId){for(var i=0;i<node.childs.length;i++){var child=node.childs[i];var cid=child.id;if(cid==nodeId){child.destroy();node.childs[i]=new Tree.Item(cid,this,child.parent,true);break;}else{var scid=cid.substring(0,cid.lastIndexOf(':'));if(sNodeId.substr(0,scid.length)==scid&&sNodeId.charAt(scid.length)==':'){this._getNodeElements(child,nodeId,sNodeId);break;}}}},showNode:function(itemNode){var node=itemNode;var offsetTopItem=0;while(node&&Element.isChildOf(node,this.element)){offsetTopItem+=node.offsetTop;node=node.offsetParent;}
node=itemNode;var nodeBottom=offsetTopItem+node.offsetHeight;var visibleTop=this.element.scrollTop;var visibleBottom=visibleTop+this.element.clientHeight;if(offsetTopItem<visibleTop){this.element.scrollTop=offsetTopItem;}else if(nodeBottom>visibleBottom){this.element.scrollTop=nodeBottom-this.element.clientHeight;}},getElement:function(){return $(this.id);}}