treeex23.html

javascript编写的tree。支持复选框。

 Nodes[Count].tr=tr;
 tr.nodem=Nodes[Count];

 if(parentObject.itemId==0)
 tr.childNodes[0].className="hitemIddenRow";
 
 if(optionStr){
 var tempStr=optionStr.split(",");
 for(var i=0;i<tempStr.length;i++)
{
 switch(tempStr[i])
{
 case "SELECT": this.selectItem(itemId,false);break;
 case "CALL": this.selectItem(itemId,true);break;
 case "CHILD": Nodes[Count].XMLload=0;break;
 case "CHECKED": 
 if(this.XMLloadingWarning)
 this.setCheckList+=itemId;
 else
 this.setCheck(itemId,1);
 break;
 case "OPEN": Nodes[Count].openMe=1;break;
}
};
};

 if(!this.XMLloadingWarning)
{
 if(this._getOpenState(parentObject)<0)
 this.openItem(parentObject.id);
 
 if(beforeNode)
{
 this._correctPlus(beforeNode);
 this._correctLine(beforeNode);
}
 this._correctPlus(parentObject);
 this._correctLine(parentObject);
 this._correctPlus(Nodes[Count]);
 if(parentObject.childsCount>=2)
{
 this._correctPlus(Nodes[parentObject.childsCount-2]);
 this._correctLine(Nodes[parentObject.childsCount-2]);
}
 if(parentObject.childsCount!=2)this._correctPlus(Nodes[0]);
 if(this.tscheck)this._correctCheckStates(parentObject);
}
 
 return Nodes[Count];
};

 
 dhtmlXTreeObject.prototype.insertNewItem=function(parentId,itemId,itemText,itemActionHandler,image1,image2,image3,optionStr,childs){
 var parentObject=this._globalIdStorageFind(parentId);
 if(!parentObject)return(-1);
 return this._attachChildNode(parentObject,itemId,itemText,itemActionHandler,image1,image2,image3,optionStr,childs);
};
 
 dhtmlXTreeObject.prototype._parseXMLTree=function(dhtmlObject,node,parentId,level){
 dhtmlObject.XMLloadingWarning=1;
 var nodeAskingCall="";
 if(!node){
 node=dhtmlObject.XMLLoader.getXMLTopNode("tree");
 parentId=node.getAttribute("id");
 dhtmlObject.setCheckList="";
}

 for(var i=0;i<node.childNodes.length;i++)
{
 if((node.childNodes[i].nodeType==1)&&(node.childNodes[i].tagName == "item"))
{
 var name=node.childNodes[i].getAttribute("text");
 var cId=node.childNodes[i].getAttribute("id");
 
 var im0=node.childNodes[i].getAttribute("im0");
 var im1=node.childNodes[i].getAttribute("im1");
 var im2=node.childNodes[i].getAttribute("im2");
 
 var aColor=node.childNodes[i].getAttribute("aCol");
 var sColor=node.childNodes[i].getAttribute("sCol");
 
 var chd=node.childNodes[i].getAttribute("child");
 
 var atop=node.childNodes[i].getAttribute("top");
 var aopen=node.childNodes[i].getAttribute("open");
 var aselect=node.childNodes[i].getAttribute("select");
 var acall=node.childNodes[i].getAttribute("call");
 var achecked=node.childNodes[i].getAttribute("checked");
 var closeable=node.childNodes[i].getAttribute("closeable");
 
 var zST="";
 if(aselect)zST+=",SELECT";
 if(atop)zST+=",TOP";
 if(acall)nodeAskingCall=cId;
 if(achecked)zST+=",CHECKED";
 if((aopen)&&(aopen!="0"))zST+=",OPEN";
 
 var temp=dhtmlObject._globalIdStorageFind(parentId);
 temp.XMLload=1;
 dhtmlObject.insertNewItem(parentId,cId,name,0,im0,im1,im2,zST,chd);
 if(dhtmlObject.parserExtension)dhtmlObject.parserExtension._parseExtension(node.childNodes[i],dhtmlObject.parserExtension,cId,parentId);
 dhtmlObject.setItemColor(cId,aColor,sColor);
 if((closeable=="0")||(closeable=="1"))dhtmlObject.setItemCloseable(cId,closeable);
 var zcall=dhtmlObject._parseXMLTree(dhtmlObject,node.childNodes[i],cId,1);
 if(zcall!="")nodeAskingCall=zcall;
}
 else
 if((node.childNodes[i].nodeType==1)&&(node.childNodes[i].tagName == "userdata"))
{
 var name=node.childNodes[i].getAttribute("name");
 if((name)&&(node.childNodes[i].childNodes[0])){
 dhtmlObject.setUserData(parentId,name,node.childNodes[i].childNodes[0].data);
};
};
};

 if(!level){
 dhtmlObject.lastLoadedXMLId=parentId;
 dhtmlObject._redrawFrom(dhtmlObject);
 dhtmlObject.XMLloadingWarning=0;
 var chArr=dhtmlObject.setCheckList.split(",");
 for(var n=0;n<chArr.length;n++)
 if(chArr[n])dhtmlObject.setCheck(chArr[n],1);
 if(nodeAskingCall!="")dhtmlObject.selectItem(nodeAskingCall,true);
}
 return nodeAskingCall;
};
 
 
 dhtmlXTreeObject.prototype._redrawFrom=function(dhtmlObject,itemObject){
 if(!itemObject){
 var tempx=dhtmlObject._globalIdStorageFind(dhtmlObject.lastLoadedXMLId);
 dhtmlObject.lastLoadedXMLId=-1;
 if(!tempx)return 0;
}
 else tempx=itemObject;
 for(var i=0;i<tempx.childsCount;i++)
{
 if(!itemObject)tempx.childNodes[i].htmlNode.parentNode.parentNode.style.display="";
 if(tempx.childNodes[i].openMe==1)
 for(var zy=0;zy<tempx.childNodes[i].childNodes.length;zy++)
 tempx.childNodes[i].htmlNode.childNodes[0].childNodes[zy+1].style.display="";
 dhtmlObject._redrawFrom(dhtmlObject,tempx.childNodes[i]);
 dhtmlObject._correctLine(tempx.childNodes[i]);
 dhtmlObject._correctPlus(tempx.childNodes[i]);
};
 dhtmlObject._correctLine(tempx);
 dhtmlObject._correctPlus(tempx);
};

 
 dhtmlXTreeObject.prototype._createSelf=function(){
 var div=document.createElement('div');
 div.className="containerTableStyle";
 div.style.width=this.width;
 div.style.height=this.height;
 this.parentObject.appendChild(div);
 return div;
};

 
 dhtmlXTreeObject.prototype._xcloseAll=function(itemObject)
{
 if(this.rootId!=itemObject.id)this._HideShow(itemObject,1);
 for(var i=0;i<itemObject.childsCount;i++)
 this._xcloseAll(itemObject.childNodes[i]);
};
 
 dhtmlXTreeObject.prototype._xopenAll=function(itemObject)
{
 this._HideShow(itemObject,2);
 for(var i=0;i<itemObject.childsCount;i++)
 this._xopenAll(itemObject.childNodes[i]);
};
 
 dhtmlXTreeObject.prototype._correctPlus=function(itemObject){
 var workArray=this.lineArray;
 if((this.XMLsource)&&(!itemObject.XMLload))
{
 var workArray=this.plusArray;
 itemObject.htmlNode.childNodes[0].childNodes[0].childNodes[2].childNodes[0].src=this.imPath+itemObject.images[2];
}
 else
try{
 if(itemObject.childsCount)
{
 if(itemObject.htmlNode.childNodes[0].childNodes[1].style.display!="none")
{
 var workArray=this.minusArray;
 itemObject.htmlNode.childNodes[0].childNodes[0].childNodes[2].childNodes[0].src=this.imPath+itemObject.images[1];
}
 else
{
 var workArray=this.plusArray;
 itemObject.htmlNode.childNodes[0].childNodes[0].childNodes[2].childNodes[0].src=this.imPath+itemObject.images[2];
}
}
 else
{
 itemObject.htmlNode.childNodes[0].childNodes[0].childNodes[2].childNodes[0].src=this.imPath+itemObject.images[0];
}
}
 catch(e){};
 
 var tempNum=2;
 if(!itemObject.treeNod.treeLinesOn)itemObject.htmlNode.childNodes[0].childNodes[0].childNodes[0].childNodes[0].src=this.imPath+workArray[3];
 else{
 if(itemObject.parentObject)tempNum=this._getCountStatus(itemObject.id,itemObject.parentObject);
 itemObject.htmlNode.childNodes[0].childNodes[0].childNodes[0].childNodes[0].src=this.imPath+workArray[tempNum];
}
};
 
 dhtmlXTreeObject.prototype._correctLine=function(itemObject){
 var sNode=itemObject.parentObject;
 try{
 if(sNode)
 if((this._getLineStatus(itemObject.id,sNode)==0)||(!this.treeLinesOn))
{
 for(var i=1;i<=itemObject.childsCount;i++)
{
 itemObject.htmlNode.childNodes[0].childNodes[i].childNodes[0].style.backgroundImage="";
 itemObject.htmlNode.childNodes[0].childNodes[i].childNodes[0].style.backgroundRepeat="";
}
}
 else
 for(var i=1;i<=itemObject.childsCount;i++)
{
 itemObject.htmlNode.childNodes[0].childNodes[i].childNodes[0].style.backgroundImage="url("+this.imPath+"line1.gif)";
 itemObject.htmlNode.childNodes[0].childNodes[i].childNodes[0].style.backgroundRepeat="repeat-y";
}
}
 catch(e){};
};
 
 dhtmlXTreeObject.prototype._getCountStatus=function(itemId,itemObject){
 try{
 if(itemObject.childsCount<=1){if(itemObject.id==this.rootId)return 4;else return 0;}
 
 if(itemObject.htmlNode.childNodes[0].childNodes[1].nodem.id==itemId)if(!itemObject.id)return 2;else return 1;
 if(itemObject.htmlNode.childNodes[0].childNodes[itemObject.childsCount].nodem.id==itemId)return 0;
}
 catch(e){};
 return 1;
};
 
 dhtmlXTreeObject.prototype._getLineStatus =function(itemId,itemObject){
 if(itemObject.htmlNode.childNodes[0].childNodes[itemObject.childsCount].nodem.id==itemId)return 0;
 return 1;
}

 
 dhtmlXTreeObject.prototype._HideShow=function(itemObject,mode){
 if(((this.XMLsource)&&(!itemObject.XMLload))&&(!mode)){itemObject.XMLload=1;this.loadXML(this.XMLsource+getUrlSymbol(this.XMLsource)+"id="+escape(itemObject.id));return;};
 var Nodes=itemObject.htmlNode.childNodes[0].childNodes;var Count=Nodes.length;
 if(Count>1){
 if(((Nodes[1].style.display!="none")||(mode==1))&&(mode!=2))nodestyle="none";else nodestyle="";
 for(var i=1;i<Count;i++)
 Nodes[i].style.display=nodestyle;
}
 this._correctPlus(itemObject);
}
 
 dhtmlXTreeObject.prototype._getOpenState=function(itemObject){
 var z=itemObject.htmlNode.childNodes[0].childNodes;
 if(z.length<=1)return 0;
 if(z[1].style.display!="none")return 1;
 else return -1;
}

 
 
 
 dhtmlXTreeObject.prototype.onRowClick2=function(){
 if(this.parentObject.treeNod.dblclickFuncHandler)if(!this.parentObject.treeNod.dblclickFuncHandler(this.parentObject.id))return 0;
 if((this.parentObject.closeble)&&(this.parentObject.closeble!="0"))
 this.parentObject.treeNod._HideShow(this.parentObject);
 else
 this.parentObject.treeNod._HideShow(this.parentObject,2);
};
 
 dhtmlXTreeObject.prototype.onRowClick=function(){
 if(this.parentObject.treeNod.openFuncHandler)if(!this.parentObject.treeNod.openFuncHandler(this.parentObject.id,this.parentObject.treeNod._getOpenState(this.parentObject)))return 0;
 if((this.parentObject.closeble)&&(this.parentObject.closeble!="0"))
 this.parentObject.treeNod._HideShow(this.parentObject);
 else
 this.parentObject.treeNod._HideShow(this.parentObject,2);
};
 
 
 dhtmlXTreeObject.prototype.onRowSelect=function(e,htmlObject,mode){
 if(!htmlObject)htmlObject=this;
 htmlObject.childNodes[0].className="selectedTreeRow";
 if(htmlObject.parentObject.scolor)htmlObject.parentObject.span.style.color=htmlObject.parentObject.scolor;
 if((htmlObject.parentObject.treeNod.lastSelected)&&(htmlObject.parentObject.treeNod.lastSelected!=htmlObject))
{
 htmlObject.parentObject.treeNod.lastSelected.childNodes[0].className="standartTreeRow";
 if(htmlObject.parentObject.treeNod.lastSelected.parentObject.acolor)htmlObject.parentObject.treeNod.lastSelected.parentObject.span.style.color=htmlObject.parentObject.treeNod.lastSelected.parentObject.acolor;
}
 htmlObject.parentObject.treeNod.lastSelected=htmlObject;
 if(!mode){if(htmlObject.parentObject.actionHandler)htmlObject.parentObject.actionHandler(htmlObject.parentObject.id);}
};
 



 
 
dhtmlXTreeObject.prototype._correctCheckStates=function(dhtmlObject){
 if(!this.tscheck)return;
 if(dhtmlObject.id==this.rootId)return;
 var act=dhtmlObject.htmlNode.childNodes[0].childNodes;
 var flag1=0;var flag2=0;
 if(act.length<2)return;
 for(var i=1;i<act.length;i++)
 if(act[i].nodem.checkstate==0)flag1=1;
 else if(act[i].nodem.checkstate==1)flag2=1;
 else{flag1=1;flag2=1;break;}

 if((flag1)&&(flag2))this._setCheck(dhtmlObject,"notsure");
 else if(flag1)this._setCheck(dhtmlObject,false);
 else this._setCheck(dhtmlObject,true);
 
 this._correctCheckStates(dhtmlObject.parentObject);
}
 
 
 dhtmlXTreeObject.prototype.onCheckBoxClick=function(e){
 if(this.treeNod.tscheck)
 if(this.parentObject.checkstate==1)this.treeNod._setSubChecked(false,this.parentObject);
 else this.treeNod._setSubChecked(true,this.parentObject);
 else
 if(this.parentObject.checkstate==1)this.treeNod._setCheck(this.parentObject,false);
 else this.treeNod._setCheck(this.parentObject,true);
 this.treeNod._correctCheckStates(this.parentObject.parentObject);
 if(this.treeNod.checkFuncHandler)return(this.treeNod.checkFuncHandler(this.parentObject.id,this.parentObject.checkstate));
 else return true;
};
 
 dhtmlXTreeObject.prototype._createItem=function(acheck,itemObject,mode){
 var table=document.createElement('table');
 table.cellSpacing=0;table.cellPadding=0;
 table.border=0;
 if(this.hfMode)table.style.tableLayout="fixed";
 table.style.margin=0;table.style.padding=0;
 
 var tbody=document.createElement('tbody');
 var tr=document.createElement('tr');
 var td1=document.createElement('td');
 td1.className="standartTreeImage";
 var img0=document.createElement("img");
 img0.border="0";td1.appendChild(img0);img0.style.padding=0;
 
 var td11=document.createElement('td');
 var inp=document.createElement("img");inp.checked=0;inp.src=this.imPath+this.checkArray[0];inp.style.width="16px";inp.style.height="16px";

 if(!acheck)inp.style.display="none";
 td11.appendChild(inp);
 td11.width="16px";
 inp.onclick=this.onCheckBoxClick;
 inp.treeNod=this;
 inp.parentObject=itemObject;

 var td12=document.createElement('td');
 td12.className="standartTreeImage";
 var img=document.createElement("img");img.onmousedown=this._preventNsDrag;
 img.border="0";
 if(!mode)img.src=this.imPath+this.imageArray[0];
 td12.appendChild(img);img.style.padding=0;img.style.margin=0;
 if(this.timgen)
{img.style.width="18px";img.style.height="18px";}
 else
{img.style.width="0px";img.style.height="0px";}

 
 var td2=document.createElement('td');
 td2.noWrap=true;
 itemObject.span=document.createElement('span');
 itemObject.span.className="standartTreeRow";
 td2.style.width="100%";
 itemObject.span.appendChild(document.createTextNode(itemObject.label));
 td2.appendChild(itemObject.span);
 td2.parentObject=itemObject;td1.parentObject=itemObject;
 td2.onclick=this.onRowSelect;td1.onclick=this.onRowClick;td2.ondblclick=this.onRowClick2;
 
 if(this.dragAndDropOff)this.dragger.addDraggableItem(td2,this);
 
 td2.style.verticalAlign="";
 td2.style.cursor=this.style_pointer;
 tr.appendChild(td1);tr.appendChild(td11);tr.appendChild(td12);
 tr.appendChild(td2);
 tbody.appendChild(tr);
 table.appendChild(tbody);
 return table;
};
 
 
 
 dhtmlXTreeObject.prototype.setImagePath=function(newPath){this.imPath=newPath;};
 
 
 
 dhtmlXTreeObject.prototype.setOnClickHandler=function(func){if(typeof(func)=="function")this.aFunc=func;else this.aFunc=eval(func);};