📄 mztreeview10.htm
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<html>
<head>
<script language=javascript>var t1 = new Date().getTime();</script>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script language="JavaScript" src="MzTreeView10.js"></script>
<title>梅花雪中文网 - WEB版块管理界面</title>
<style type="text/css">
body, td
{
font-family: 宋体;
font-size: 12px;
}
A:LINK, A:VISITED, A:ACTIVE, A:HOVER
{
color: #800080;
font-size: 13px;
padding-left: 3px;
TEXT-DECORATION: NONE;
}
</style>
<SCRIPT LANGUAGE="JavaScript">
function getQuery(name)
{
var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)");
var r = window.location.search.substr(1).match(reg);
if (r!=null) return unescape(r[2]); return null;
}
function getObjectById(id)
{
if (typeof(id) != "string" || id == "") return null;
if (document.all) return document.all(id);
if (document.getElementById) return document.getElementById(id);
try {return eval(id);} catch(e){ return null;}
}
function reRun()
{
var url = "demo.htm";
url += "\?total="+ document.forms[0].total.value;
url += "&childNodes="+ document.forms[0].childNodes.value;
window.location.href = url;
}
window.onload = function()
{
getObjectById("focusId").value = tot-1;
getObjectById("msgNode").innerHTML = "树的总节点数："+ tot +"<br>单节点下的子节点数："+ cns;
getObjectById("TimeShow").innerHTML = "加载本页耗时 "+ (new Date().getTime()-t1) +" 毫秒";
}
</SCRIPT>
</head>
<body>
<h3 style="margin-bottom: 0"> </h3>
<form method="get" style="padding: 3; background-color: #B8D1F8; margin-bottom: 0">
<fieldset>
<legend></legend>
</fieldset>
</form>
<table width="100%" border=0 cellspacing=3 bgcolor="#B8D1F8">
<tr>
<td bgcolor=white valign=top> <div id=treeviewarea style="background-color: "></div>
<SCRIPT LANGUAGE="JavaScript">
<!--
var tree = new MzTreeView("tree");
tree.setIconPath("./");
tree.nodes['-1_1'] = 'text:节点 1';
tree.nodes['1_2'] = 'text:节点 2';
tree.nodes['1_3'] = 'text:节点 3';
tree.nodes['1_4'] = 'text:节点 4';
tree.nodes['1_5'] = 'text:节点 5';
tree.nodes['1_6'] = 'text:节点 6';
tree.nodes['1_7'] = 'text:节点 7';
tree.nodes['1_8'] = 'text:节点 8';
tree.nodes['1_9'] = 'text:节点 9';
tree.nodes['1_10'] = 'text:节点 10';
var tot = getQuery("total"); tot = !tot || isNaN(tot) ? 1024 : tot;
var cns = getQuery("childNodes"); cns = !cns || isNaN(cns) ? 10 : cns;
with(document.forms[0])
{
total.value = tot;
childNodes.value = cns;
}
for (i=11; i<tot; i++)
tree.nodes[Math.floor(Math.random()*(tot/cns))+2 +"_"+ i] = 'text:节点 '+ i;
document.getElementById('treeviewarea').innerHTML = tree.toString();
//下面这句代码就是一展开即聚焦到某一节点上的示例
setTimeout("tree.focus('3', true); tree.expand(tree.currentNode.id, true);",10);
if(typeof(Function.prototype.apply)!="function")
{
Function.prototype.apply = function(obj, argu){var s; if(obj){obj.constructor.prototype._caller=this; s = "obj._caller";} else s = "this"; var a=[]; for(var i=0; i<argu.length; i++) a[i] = "argu["+ i +"]"; return eval(s +"("+ a.join(",") +");");};
Function.prototype.call = function(obj){var a=[]; for(var i=1; i<arguments.length; i++) a[i-1]=arguments[i]; return this.apply(obj, a);};
}
tree.buildNode = function(id)
{
var d = new Date().getTime();
MzTreeView.prototype.buildNode.call(this, id);
try{
getObjectById("TimeNode").innerHTML = "<u><b>"+ this.node[id].text +"</b></u> 有 "+
this.node[id].childNodes.length +" 个子节点<br>加载耗时："+ (new Date().getTime()-d) +" 毫秒！";
}catch(e){}
}
tree.expandAll = function()
{
var d = new Date().getTime();
MzTreeView.prototype.expandAll.call(this);
alert("全部展开耗时 = "+ (new Date().getTime()-d) +
" 毫秒！\r\n有效节点总数 = "+ (this.index+1));
}
//-->
</SCRIPT> </td>
</tr>
</table>
</body>
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