偶是菜鸟，我想在一个由xml生成的树形目录上添加checkbox，怎么添加呀？
这个东西是网上下的一个示例，我想在每个接点上加一个选择框checkbox，怎么加？
<a href="http://www.vckbase.com/code/downcode.asp?id=1629">下载例子代码</a>
以下是tree.xml的原文：
<?xml version="1.0" encoding="gb2312"?>
<tree>
<entity id="e1">
<description>在线杂志</description>
<image>images/book.gif</image>
<imageOpen>images/bookOpen.gif</imageOpen>
<checkbox>e1</checkbox>
<contents>
<entity id="e2">
<description>第十二期</description>
<image>images/book.gif</image>
<imageOpen>images/bookOpen.gif</imageOpen>
<onClick></onClick>
<contents>
<entity id="e3">
<description>组件对象模型</description>
<image>images/book.gif</image>
<imageOpen>images/bookOpen.gif</imageOpen>
<onClick></onClick>
<contents>
<entity id="e4">
<description>OLE 编程</description>
<image>images/paper.gif</image>
<imageOpen>images/paper.gif</imageOpen>
<onClick></onClick>
<contents/>
</entity>
<entity id="e5">
<description>ATL编程</description>
<image>images/book.gif</image>
<imageOpen>images/bookOpen.gif</imageOpen>
<onClick></onClick>
<contents>
<entity id="e51">
<description>OLE 编程</description>
<image>images/paper.gif</image>
<imageOpen>images/paper.gif</imageOpen>
<onClick></onClick>
<contents/>
</entity>
<entity id="e52">
<description>ATL编程</description>
<image>images/paper.gif</image>
<imageOpen>images/paper.gif</imageOpen>
<onClick></onClick>
<contents/>
</entity>
</contents>
</entity>
</contents>
</entity>
<entity id="e3">
<description>dotNet框架</description>
<image>images/book.gif</image>
<imageOpen>images/bookOpen.gif</imageOpen>
<onClick></onClick>
<contents>
<entity id="e4">
<description>C# 编程</description>
<image>images/paper.gif</image>
<imageOpen>images/paper.gif</imageOpen>
<onClick></onClick>
<contents/>
</entity>
<entity id="e5">
<description>数据库编程</description>
<image>images/paper.gif</image>
<imageOpen>images/paper.gif</imageOpen>
<onClick></onClick>
<contents/>
</entity>
</contents>
</entity>
</contents>
</entity>
<entity id="e2">
<description>第十三期</description>
<image>images/book.gif</image>
<imageOpen>images/bookOpen.gif</imageOpen>
<onClick></onClick>
<contents>
<entity id="e3">
<description>组件对象模型</description>
<image>images/book.gif</image>
<imageOpen>images/bookOpen.gif</imageOpen>
<onClick></onClick>
<contents>
<entity id="e4">
<description>OLE 编程</description>
<image>images/paper.gif</image>
<imageOpen>images/paper.gif</imageOpen>
<onClick>www.vckbase.com/index.html</onClick>
<contents/>
</entity>
<entity id="e5">
<description>ATL编程</description>
<image>images/paper.gif</image>
<imageOpen>images/paper.gif</imageOpen>
<onClick>www.vckbase.com/index.html</onClick>
<contents/>
</entity>
</contents>
</entity>
<entity id="e3">
<description>dotNet框架</description>
<image>images/book.gif</image>
<imageOpen>images/bookOpen.gif</imageOpen>
<onClick></onClick>
<contents>
<entity id="e4">
<description>C# 编程</description>
<image>images/paper.gif</image>
<imageOpen>images/paper.gif</imageOpen>
<onClick></onClick>
<contents/>
</entity>
<entity id="e5">
<description>数据库编程</description>
<image>images/paper.gif</image>
<imageOpen>images/paper.gif</imageOpen>
<onClick></onClick>
<contents/>
</entity>
</contents>
</entity>
</contents>
</entity>
</contents>
</entity>
</tree>
tree.xsl文件的内容如下：
<xsl:stylesheet xmlns:xsl="http://www.w3.org/TR/WD-xsl" language="javascript">
<xsl:template match="tree">
<xsl:apply-templates select="entity"/>
</xsl:template>
<xsl:template match="entity">
<div onclick="window.event.cancelBubble = true;clickOnEntity(this);" onselectstart="return false" ondragstart="return false">
<xsl:attribute name="image"><xsl:value-of select="image"/></xsl:attribute>
<xsl:attribute name="imageOpen"><xsl:value-of select="imageOpen"/></xsl:attribute>
<xsl:attribute name="open">false</xsl:attribute>
<xsl:attribute name="id">f<xsl:value-of select="@id"/></xsl:attribute>
<xsl:attribute name="open">false</xsl:attribute>
<xsl:attribute name="STYLE">
padding-left: 20px;
cursor: hand;
<xsl:if expr="depth(this) > 2">
display: none;
</xsl:if>
</xsl:attribute>
<table border="0" cellspacing="0" cellpadding="0">
<tr>
<td valign="middle">
<img border="0" id="image">
<xsl:attribute name="SRC">
<xsl:value-of select="image"/>
</xsl:attribute>
</img>
</td>
<td valign="middle" nowrap="true">
<xsl:attribute name="STYLE">
padding-left: 7px;
font-family: Verdana;
font-size: 11px;
font-color: black;
</xsl:attribute>
<xsl:value-of select="description"/></td>
</tr>
</table>
<xsl:apply-templates select="contents/entity"/>
</div>
</xsl:template>
</xsl:stylesheet>
tree.js的内容：
function initialize() {
var xmlDoc
var xslDoc
xmlDoc = new ActiveXObject(''''Microsoft.XMLDOM'''')
xmlDoc.async = false;
xslDoc = new ActiveXObject(''''Microsoft.XMLDOM'''')
xslDoc.async = false;
xmlDoc.load("tree/tree.xml")
xslDoc.load("tree/tree.xsl")
folderTree.innerHTML = xmlDoc.documentElement.transformNode(xslDoc)
}
function clickOnEntity(entity) {
if(entity.open == "false") {
expand(entity, true)
}
else {
collapse(entity)
}
window.event.cancelBubble = true
}
function expand(entity) {
var oImage
oImage = entity.childNodes(0).all["image"]
oImage.src = entity.imageOpen
for(i=0; i < entity.childNodes.length; i++) {
if(entity.childNodes(i).tagName == "DIV") {
entity.childNodes(i).style.display = "block"
}
}
entity.open = "true"
}
function collapse(entity) {
var oImage
var i
oImage = entity.childNodes(0).all["image"]
oImage.src = entity.image
// 收缩和隐藏字节点
for(i=0; i < entity.childNodes.length; i++) {
if(entity.childNodes(i).tagName == "DIV") {
if(entity.id != "folderTree") entity.childNodes(i).style.display = "none"
collapse(entity.childNodes(i))
}
}
entity.open = "false"
}
function expandAll(entity) {
var oImage
var i
expand(entity, false)
// 展开子节点
for(i=0; i < entity.childNodes.length; i++) {
if(entity.childNodes(i).tagName == "DIV") {
expandAll(entity.childNodes(i))
}
}
}
麻烦大家了，江湖救急呀，我等着用这个来显示一棵很大很大的树呢。
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2004/3/25 16:10:00
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偶是菜鸟，我想在一个由xml生成的树形目录上添加checkbox，怎么添加呀？
