//v.2.1 build 90226

/*
Copyright DHTMLX LTD. http://www.dhtmlx.com
To use this component please contact sales@dhtmlx.com to obtain license
*/





dhtmlXTreeObject.prototype.isLocked=function(itemId)
 {if (!this._locker)this._init_lock();return (this._locker[itemId]==true)};dhtmlXTreeObject.prototype._lockItem=function(sNode,state,skipdraw){if (!this._locker)this._init_lock();if (state){if (this._locker[sNode.id]==true)return;this._locker[sNode.id]=true;sNode.bIm0=sNode.images[0];sNode.bIm1=sNode.images[1];sNode.bIm2=sNode.images[2];sNode.images[0]=this.lico0;sNode.images[1]=this.lico1;sNode.images[2]=this.lico2;var z1=sNode.span.parentNode;var z2=z1.previousSibling;this.dragger.removeDraggableItem(z1);this.dragger.removeDraggableItem(z2)}else{if (this._locker[sNode.id]!=true)return;this._locker[sNode.id]=false;sNode.images[0]=sNode.bIm0;sNode.images[1]=sNode.bIm1;sNode.images[2]=sNode.bIm2;var z1=sNode.span.parentNode;var z2=z1.previousSibling;this.dragger.addDraggableItem(z1,this);this.dragger.addDraggableItem(z2,this)};if (!skipdraw)this._correctPlus(sNode)};dhtmlXTreeObject.prototype.lockItem=function(itemId,state)
 {if (!this._locker)this._init_lock();this._lockOn=false;var sNode=this._globalIdStorageFind(itemId);this._lockOn=true;this._lockItem(sNode,convertStringToBoolean(state))};dhtmlXTreeObject.prototype.setLockedIcons=function(im0,im1,im2)
 {if (!this._locker)this._init_lock();this.lico0=im0;this.lico1=im1;this.lico2=im2};dhtmlXTreeObject.prototype._init_lock=function()
 {this._locker=new Array();this._locker_count="0";this._lockOn=true;this._globalIdStorageFindA=this._globalIdStorageFind;this._globalIdStorageFind=this._lockIdFind;if (this._serializeItem){this._serializeItemA=this._serializeItem;this._serializeItem=this._serializeLockItem;this._serializeTreeA=this.serializeTree;this.serializeTree=this._serializeLockTree};this.setLockedIcons(this.imageArray[0],this.imageArray[1],this.imageArray[2])};dhtmlXTreeObject.prototype._lockIdFind=function(itemId,skipXMLSearch,skipParsing)
 {if (!this.skipLock)if ((!skipParsing)&&(this._lockOn==true)&&(this._locker[itemId]==true)) {return null};return this._globalIdStorageFindA(itemId,skipXMLSearch,skipParsing)};dhtmlXTreeObject.prototype._serializeLockItem=function(node)
 {if (this._locker[node.id]==true)return "";return this._serializeItemA(node)};dhtmlXTreeObject.prototype._serializeLockTree=function()
 {var out=this._serializeTreeA();return out.replace(/<item[^>]+locked\=\"1\"[^>]+\/>/g,"")};dhtmlXTreeObject.prototype._moveNodeToA=dhtmlXTreeObject.prototype._moveNodeTo;dhtmlXTreeObject.prototype._moveNodeTo=function(itemObject,targetObject,beforeNode){if ((targetObject.treeNod.isLocked)&&(targetObject.treeNod.isLocked(targetObject.id))) {return false};return this._moveNodeToA(itemObject,targetObject,beforeNode)};dhtmlXTreeObject.prototype.lockTree=function(isLock)
{if (convertStringToBoolean(isLock))
 this._initTreeLocker();else
 if (this._TreeLocker){this._TreeLocker.parentNode.removeChild(this._TreeLocker);this._TreeLocker=null}};dhtmlXTreeObject.prototype._initTreeLocker=function(isLock)
{if (this._TreeLocker)return;this.parentObject.style.overflow="hidden";if (this.parentObject.style.position != 'absolute')this.parentObject.style.position = 'relative';var div = document.createElement('div');div.style.position = 'absolute';div.style.left = '0px';div.style.top = '0px';div.className = 'dhx_tree_opacity';div.style.width = this.allTree.offsetWidth+'px';div.style.backgroundColor = '#FFFFFF';div.style.height = this.allTree.offsetHeight+'px';this._TreeLocker = div;this.parentObject.appendChild(this._TreeLocker)};//(c)dhtmlx ltd. www.dhtmlx.com
//v.2.1 build 90226

/*
Copyright DHTMLX LTD. http://www.dhtmlx.com
To use this component please contact sales@dhtmlx.com to obtain license
*/