jsp页面实现树形显示,树形中的值都是从数据库中读出来的,如下图

jsp页面实现树形显示,树形中的值都是从数据库中读出来的,如下图,第1张

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 401 Transitional//EN">

<html>

<head>

<meta name="KEYWORDS" content="dhtmlxtree, dhtml tree, javascript tree, javascript, DHTML, tree, tree menu, dynamical loading, xml, AJAX, API, cross-browser, checkbox, XHTML, compatible, treeview, navigation, menu, tree control, script, javascript navigation, web-site, dynamic, javascript tree menu, dhtml tree menu, dynamic tree, folder tree, item, node, asp, net, jsp, cold fusion, custom tag, loading, widget, checkbox, drag, drop, drag and drop, component, html, scand">

<meta name="DESCRIPTION" content="Cross-browser DHTML tree menu with XML support and powerful API This customizable DHTML JavaScript Tree Menu provides easy way to create efficient JavaScript navigation system">

<title>DHTML JavaScirpt Tree samples - dhtmlxTree - Changing iconsets</title>

</head>

<style>

body {font-size:12px}

{font-family:arial;font-size:12px}

h1 {cursor:hand;font-size:16px;margin-left:10px;line-height:10px}

xmp {color:green;font-size:12px;margin:0px;font-family:courier;background-color:#e6e6fa;padding:2px}

hdr{

background-color:lightgrey;

margin-bottom:10px;

padding-left:10px;

}

</style>

<body>

<div class="hdr">DHTML JavaScript Tree samples</div>

<h1>Changing iconsets</h1>

<p>dhtmlxTree is highly customizable JavaScript tree menu You can use different iconsets for trees by chnaging images path</p>

<link rel="STYLESHEET" type="text/css" href="/css/dhtmlXTreecss">

<script src="/js/dhtmlXCommonjs"></script>

<script src="/js/dhtmlXTreejs"></script>

<table>

<tr>

<td valign="top">

<div id="treeboxbox_tree0" style="width:250; height:218;border :1px solid Silver;; overflow:auto;"></div><br>

<xmp>

tree=new dhtmlXTreeObject("treeboxbox_tree0","100%","100%",0);

treesetImagePath("/imgs/");

treeloadXML("tree_bxml");

</xmp>

</td>

</tr>

<tr>

<td> </td>

</tr>

<tr>

<td valign="top">

<div id="treeboxbox_tree1" style="width:250; height:218;border :1px solid Silver;; overflow:auto;"></div><br>

<xmp>

tree=new dhtmlXTreeObject("treeboxbox_tree1","100%","100%",0);

treesetImagePath("/imgs/csh_bluebooks/");

treeloadXML("tree_bxml");

</xmp>

</td>

</tr>

<tr>

<td> </td>

</tr>

<tr>

<td>

<div id="treeboxbox_tree2" style="width:250; height:218;border :1px solid Silver;; overflow:auto;"></div><br>

<xmp>

tree=new dhtmlXTreeObject("treeboxbox_tree1","100%","100%",0);

treesetImagePath("/imgs/csh_winstyle/");

treeloadXML("tree_bxml");

</xmp>

</td>

</tr>

</table>

<hr>

<script>

tree=new dhtmlXTreeObject("treeboxbox_tree0","100%","100%",0);

treesetImagePath("/imgs/");

treeloadXML("tree_bxml");

tree=new dhtmlXTreeObject("treeboxbox_tree1","100%","100%",0);

treesetImagePath("/imgs/csh_bluebooks/");

treeloadXML("tree_bxml");

tree=new dhtmlXTreeObject("treeboxbox_tree2","100%","100%",0);

treesetImagePath("/imgs/csh_winstyle/");

treeloadXML("tree_axml");

</script>

<br><br>

<p><a href=">

‘不用外部数据库,添加一个数据库连接1控件:

’假设库文件名为“产品数据库mdb”,库中的表名为“产品表”,产品字段名“类别”

全局变量:a 文本型

如果真(数据库连接1连接Access(取运行目录()+“\产品数据库mdb”,“”)=假)

          信息框(“连接数据库失败!”,0,)

返回()

’添加一个记录集控件;

记录集1置连接(数据库连接1)

‘上面我们已经打开并且连接好了MDB数据库,接下来我们做读取和显示;

记录集1打开(“select  from 产品表”,#SQL语句,#服务器端游标)

记录集1到首记录()

判断循环首(记录集1尾记录后=假)

      记录集1读文本(“类别”,a)

      如果真(a=“日用品”)

        树型框1加入项目(0,a,,,,,)

      如果真(a=“洗化用品”)

        树型框1加入项目(1,a,,,,,)

      如果真(a=“洗发水” 或 a=“洗衣粉”)

        树型框1加入项目(2,a,,,,,)

      记录集1到下一条()

判断循环尾()

记录集1关闭()

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