用JSP实现查询树结构表
用JSP实现查询树结构表，在JSP中布局用table，显示成有层次的格式
[解决办法]
我的树，用javascript做的。只要放在网页里就可以，当然还要有图片
<HTML>
<HEAD>
<title> IE-Menu </title>
<script LANGUAGE= "JavaScript ">
<!--
//每个节点有一个数组,包含 4+n个元素
// node[0]为0/1 对应节点的展开/关闭
// node[1]为0/1 对应文件夹的关闭/展开
// node[2]为1 如果节点的子节点是文档
// node[3]是节点的名称
// node[4]...node[4+n]为n个子节点
// 初始化菜单的数据
function generateTree()
{
var aux1, aux2, aux3, aux4
foldersTree = folderNode( "我的网站 ")
aux1 = appendChild(foldersTree, folderNode( "娱乐天地 "))
aux2 = appendChild(aux1, leafNode( "literature "))
appendChild(aux2, generateDocEntry(0, "文学巨著 ", "basefolder.htm ", " "))
appendChild(aux2, generateDocEntry(0, "杂家杂谈 ", "basefolder.htm ", " "))
aux2 = appendChild(aux1, leafNode( "Music "))
appendChild(aux2, generateDocEntry(0, "世纪流行风 ", "basefolder.htm ", " "))
appendChild(aux2, generateDocEntry(0, "民乐赏析 ", "basefolder.htm ", " "))
appendChild(aux2, generateDocEntry(0, "器乐演奏 ", "basefolder.htm ", " "))
aux1 = appendChild(foldersTree, folderNode( "资料仓库 "))
aux2 = appendChild(aux1, leafNode( "SoftWare "))
appendChild(aux2,generateDocEntry(1, "系统软件 ", "basefolder.htm ", " "))
appendChild(aux2,generateDocEntry(1, "工具软件 ", "basefolder.htm ", " "))
appendChild(aux2,generateDocEntry(1, "
游戏
", "basefolder.htm ", " "))
aux2 = appendChild(aux1, folderNode( "SourcePrograme "))
aux3 = appendChild(aux2, leafNode( "JavaScript "))
appendChild(aux3, generateDocEntry(1, "第一期 ", "basefolder.htm ", " "))
appendChild(aux3, generateDocEntry(1, "第二期 ", "basefolder.htm ", " "))
appendChild(aux3, generateDocEntry(1, "第三期 ", "basefolder.htm ", " "))
aux3 = appendChild(aux2, leafNode( "ASP "))
appendChild(aux3, generateDocEntry(1, "第一期 ", "basefolder.htm ", " "))
appendChild(aux3, generateDocEntry(1, "第二期 ", "basefolder.htm ", " "))
aux3 = appendChild(aux2, leafNode( "PHP "))
appendChild(aux3, generateDocEntry(1, "第一期 ", "basefolder.htm ", " "))
appendChild(aux3, generateDocEntry(1, "第二期 ", "basefolder.htm ", " "))
appendChild(aux3, generateDocEntry(1, "第三期 ", "basefolder.htm ", " "))
appendChild(aux3, generateDocEntry(1, "第四期 ", "basefolder.htm ", " "))
aux3 = appendChild(aux2, leafNode( "CGI "))
appendChild(aux3,generateDocEntry(1, "第一期 ", "basefolder.htm ", " "))
appendChild(aux3,generateDocEntry(1, "第二期 ", "basefolder.htm ", " "))
appendChild(aux3,generateDocEntry(1, "第三期 ", "basefolder.htm ", " "))
appendChild(aux3,generateDocEntry(1, "第四期 ", "basefolder.htm ", " "))
appendChild(aux3,generateDocEntry(1, "第五期 ", "basefolder.htm ", " "))
appendChild(aux3,generateDocEntry(1, "第六期 ", "basefolder.htm ", " "))
aux3 = appendChild(aux2, leafNode( "另类 "))
appendChild(aux3, generateDocEntry(1, "Applet效果 ", "basefolder.htm ", " "))
appendChild(aux3, generateDocEntry(1, "Flash动画 ", "basefolder.htm ", " "))
aux2 = appendChild(aux1, folderNode( "DownLoad Area "))
aux3 = appendChild(aux2, leafNode( "免费软件 "))
appendChild(aux3, generateDocEntry(1, "升级程序 ", "basefolder.htm ", " "))
appendChild(aux3, generateDocEntry(1, "补丁系列 ", "basefolder.htm ", " "))
}
// 创建节点的辅助函数
function folderNode(name)
{
var arrayAux
arrayAux = new Array
arrayAux[0] = 0
arrayAux[1] = 0
arrayAux[2] = 0
arrayAux[3] = name
return arrayAux
}
function leafNode(name)
{
var arrayAux
arrayAux = new Array
arrayAux[0] = 0
arrayAux[1] = 0
arrayAux[2] = 1
arrayAux[3] = name
return arrayAux
}
function appendChild(parent, child)
{
parent[parent.length] = child
return child
}
function generateDocEntry(icon, docDescription, link)
{
var retString = " "
if (icon==0)
retString = " <A href= ' "+link+ " ' target=folderFrame> <img src= 'doc.gif ' alt= '在右边框架中打开 ' "
else
retString = " <A href= ' "+link+ " ' target=_blank> <img src= 'link.gif ' alt= '在新窗口中打开 ' "
retString = retString + " border=0> </a> <td nowrap> <font style= 'font-size:9pt;font-family:宋体 '> " + docDescription + " </font> "
return retString
}
//刷新树状菜单
function redrawTree()
{
var doc = top.treeFrame.window.document
doc.clear()
doc.write( " <body bgcolor= 'white '> ")
redrawNode(foldersTree, doc, 0, 1, " ")
doc.close()
}
function redrawNode(foldersNode, doc, level, lastNode, leftSide)
{
var j=0
var i=0
doc.write( " <table border=0 cellspacing=0 cellpadding=0> ")
doc.write( " <tr> <td valign = middle nowrap> ")
doc.write(leftSide)
if (level> 0)
if (lastNode) // 'brother '子节点数组中有否兄弟节点
{
doc.write( " <img src= 'lastnode.gif ' width=16 height=22> ")
leftSide = leftSide + " <img src= 'blank.gif ' width=16 height=22> "
}
else
{
doc.write( " <img src= 'node.gif ' width=16 height=22> ")
leftSide = leftSide + " <img src= 'vertline.gif ' width=16 height=22> "
}
displayIconAndLabel(foldersNode, doc)
doc.write( " </table> ")
未完
[解决办法]
关注一下。。。。
