dhtmlxtree_if.js

强大的动态功能树的生成文件

/*
Copyright Scand LLC http://www.scbr.com
To use this component please contact [e-mail] to obtain license

*/ 
 


 
dhtmlXTreeObject.prototype.defineItemForm=function(formId)
{
 this._IFformId=formId;
 this.enableHighlighting(true);
 this._itemMouseIn=this._IFonMouseOver;
 this._itemMouseOut=function(){return false;};
 this.setOnClickHandler(this._IFonClick);
 this.setOnDblClickHandler(this._IFonDblClick)

 this.setOnClickHandler=this._IFsetOnClickHandler;
 this.setOnDblClickHandler=this._IFsetOnDblClickHandler;

 dhtmlXTreeObject.prototype._HideShow

 this._IFHideShow2=this._HideShow;
 this._HideShow=this._IFHideShow;

 this._IFeventsA=new Array(false,false,false);
 this._IFeventsB=new Array(false,false,false);

}

dhtmlXTreeObject.prototype._IFFromShownCheck=function(item,pItem){
 if(item.parentObject.id==pItem.id)return true;
 if(item.parentObject.id!=this.rootId)
 return this._IFFromShownCheck(item.parentObject,pItem);

 return false;
}

dhtmlXTreeObject.prototype._IFHideShow=function(itemObject,mode){
 if((this._IFFromShown)&&(this._IFFromShownCheck(this._globalIdStorageFind(this._IFFromShown),itemObject)))
 this.hideItemForm(this._IFFromShown);

 this._IFHideShow2(itemObject,mode);
}


 
dhtmlXTreeObject.prototype._IFonMouseOver=function(){
 var that=this.parentNode.parentObject.treeNod;
 var id=this.parentNode.parentObject.id;
 if(id!=that._IFFromShown){
 if(that._IFeventsB[2])that.hideItemForm(id,"m");
 if(that._IFeventsA[2])that.showItemForm(id,"m");
}
}
 
dhtmlXTreeObject.prototype._IFonClick=function(id,_a,_b,_c,that,flag){
 that=that||this.treeNod;
 if(id!=that._IFFromShown){
 
 if((that._timeoutFormId==id)&&(flag))
{
 if(that._IFeventsB[0])that.hideItemForm(id,"c");
 if(that._IFeventsA[0])that.showItemForm(id,"c");

 that._timeoutFormId=null;
}
 else
{
 that._timeoutFormId=id;
 window.setTimeout(function(){that._IFonClick(id,0,0,0,that,1);},300);
 return;
}
}
 if(that._IFaFunc)return that._IFaFunc(id);
}
 
dhtmlXTreeObject.prototype._IFonDblClick=function(id){
 this._timeoutFormId=null;
 if(id!=this._IFFromShown){
 if(this._IFeventsB[1])this.hideItemForm(id,"d");
 if(this._IFeventsA[1])this.showItemForm(id,"d");
}
 if(this._IFdblclickFuncHandler)return this._IFdblclickFuncHandler(id);
}

dhtmlXTreeObject.prototype._IFsetOnClickHandler=function(func){
 if(typeof(func)=="function")this._IFaFunc=func;else this._IFaFunc=eval(func);
}

dhtmlXTreeObject.prototype._IFsetOnDblClickHandler=function(func){
 if(typeof(func)=="function")this._IFdblclickFuncHandler=func;else this._IFdblclickFuncHandler=eval(func);
}



 
dhtmlXTreeObject.prototype.setFormAppearOn=function(onClick,onDblClick,onMouseOver)
{
 this._IFeventsA[0]=convertStringToBoolean(onClick);
 this._IFeventsA[1]=convertStringToBoolean(onDblClick);
 this._IFeventsA[2]=convertStringToBoolean(onMouseOver);
}
 
dhtmlXTreeObject.prototype.setFormDisappearOn=function(onClick,onDblClick,onMouseOver)
{
 this._IFeventsB[0]=convertStringToBoolean(onClick);
 this._IFeventsB[1]=convertStringToBoolean(onDblClick);
 this._IFeventsB[2]=convertStringToBoolean(onMouseOver);
}

 
dhtmlXTreeObject.prototype.hideItemForm=function(itemID,state)
{
 if(this._IFFromShown){
 if(this.onIFDism)this.onIFDism(this,itemID,state||"p");
 var form=document.getElementById(this._IFformId);
 form.style.display="none";

 var sNode=this._globalIdStorageFind(this._IFFromShown);
 sNode.span.style.position="";

 this.allTree.appendChild(form);
 this._IFFromShown=false;

}
}

 
dhtmlXTreeObject.prototype.showItemForm=function(itemID,state)
{
 if(this._IFFromShown==itemID)return;

 if(this._IFFromShown)this.hideItemForm(this._IFFromShown);

 var sNode=this._globalIdStorageFind(itemID);
 var flag=true;
 if(this.onIFInit)flag=this.onIFInit(this,itemID,state||"p");


 if(flag){
 this._openItem(sNode.parentObject);
 var form=document.getElementById(this._IFformId);
 form.style.display="block";
 sNode.span.style.position="relative";
 sNode.span.style.top="0px";
 sNode.span.style.left="0px";
 sNode.span.appendChild(form);



 var a1=getAbsoluteTop(sNode.span.parentNode);
 var a2=getAbsoluteTop(this.allTree);

 var z=a1-a2;
 if((z>(this.allTree.scrollTop+this.allTree.offsetHeight-90))||(z<this.allTree.scrollTop))
 this.allTree.scrollTop=z;

 form.style.position="absolute";
 form.style.top="15px";
 var a3=getAbsoluteLeft(sNode.span.parentNode);
 var a4=getAbsoluteLeft(this.allTree);
 form.style.left="-"+(a3-a4)+"px";
 this._IFFromShown=itemID;



 
 

}
}

 
dhtmlXTreeObject.prototype.setOnFormInitialisation=function(func)
{
 if(typeof(func)=="function")this.onIFInit=func;else this.onXLS=eval(func);
}

 
dhtmlXTreeObject.prototype.setOnFormDismissal=function(func)
{
 if(typeof(func)=="function")this.onIFDism=func;else this.onXLS=eval(func);
}