`

xloadTree和struts实现目录树动态加载

StrutsXPJSPApacheXML 
阅读更多
页面：testTree.jsp 需要导入xtree.js，xmlextras.js，xloadtree.js，xtree.css
可以在这里下载
http://webfx.eae.net/dhtml/xloadtree/xloadtree.html 
<%@ page language="java"%>
<%@ page contentType="Text/html;charset=UTF-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    
    <title>My JSP 'testTree.jsp' starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<script type="text/javascript" src="/view/test/xtree.js"></script>
  	<script type="text/javascript" src="/view/test/xmlextras.js"></script>
  	<script type="text/javascript" src="/view/test/xloadtree.js"></script>
  	<link type="text/css" rel="stylesheet" href="/view/test/xtree.css" />

  </head>
  
  <body>
    This is my JSP page. <br>
    
    <script type="text/javascript">
	
	/// XP Look
	webFXTreeConfig.rootIcon  = "/view/test/images/xp/folder.png";
	webFXTreeConfig.openRootIcon = "/view/test/images/xp/folder.png";
	webFXTreeConfig.folderIcon  = "/view/test/images/xp/folder.png";
	webFXTreeConfig.openFolderIcon = "/view/test/images/xp/openfolder.png";
	webFXTreeConfig.fileIcon  = "/view/test/images/xp/file.png";
	webFXTreeConfig.lMinusIcon  = "/view/test/images/xp/Lminus.png";
	webFXTreeConfig.lPlusIcon  = "/view/test/images/xp/Lplus.png";
	webFXTreeConfig.tMinusIcon  = "/view/test/images/xp/Tminus.png";
	webFXTreeConfig.tPlusIcon  = "/view/test/images/xp/Tplus.png";
	webFXTreeConfig.iIcon   = "/view/test/images/xp/I.png";
	webFXTreeConfig.lIcon   = "/view/test/images/xp/L.png";
	webFXTreeConfig.tIcon   = "/view/test/images/xp/T.png";
	
	//这里最好写绝对路径
	
	var tree = new WebFXTree("智能化多媒体培训平台");
	
	tree.add(new WebFXTreeItem("Tree me 1"));
	tree.add(new WebFXLoadTreeItem("Tree me 2","/view/test/test1.xml"));//这里也可以是xml路径
	tree.add(new WebFXTreeItem("Tree me 3"));
	tree.add(new WebFXLoadTreeItem("Tree me 4","/testTree.do"));//这里也可以是Action请求
	
	document.write(tree);
	
	
	</script> 
  </body>
</html>


Action：TestTreeAction.java 
package testTree;

import java.io.PrintWriter;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

public class TestTreeAction extends Action{

	@Override
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		String asdf = request.getParameter("id");
		System.out.println(asdf);
	
        response.setCharacterEncoding("gb2312");
        response.setContentType("text/xml charset=gb2312");
        PrintWriter out = response.getWriter();
        out.write("<?xml version=\"1.0\" encoding=\"gb2312\"?>");
        out.write("<tree>");
        
        int asdfInt = 0;
        if(asdf == null || asdf.equals("") || asdf.equals("0")){
	        for(int i=1; i<=100; i++)
	        {
	        	out.write("<tree text="+"\""+"目录-"+i+"\""+" src=\"/testTree.do?id="+i+"\" />"); 
	        }
        }else{
        	asdfInt = Integer.valueOf(asdf);
        	if(asdfInt>= 1 || asdfInt <=100)
        	{
	        	for(int i=1; i<=100; i++)
	        	{
	        		if(asdfInt == i)
	        		{
	        			for(int k=101; k<=200; k++)
	        			{
	        				out.write("<tree text="+"\""+"目录-"+i+"--"+k+"\""+" src=\"/testTree.do?id="+i+k+"\" />"); 
	        			}
	        		}
	        	}
        	}
        	if(asdfInt>= 1101 || asdfInt <=100200)
        	{
	        	for(int i=1101; i<=100200; i++)
	        	{
	        		if(asdfInt == i)
	        		{
	        			for(int k=1; k<=100; k++)
	        			{
	        				out.write("<tree text=\"看课件啦"+i+"--"+k+"\" action=\"http://192.168.1.109:8080/Gw_studytrainunitSI_retrieve.do?trainunit_id=679\" />"); 
//out.write("<tree text=\"习题导入\" action=\"/view/jsp/share/excel/exerciseImport.jsp\" target=\"mainFrame\" />");
	        			}
	        		}
	        	}
        	}
        }
        	
        out.write("</tree>");
        out.flush();
		
		
		
		return null;	
	}

}


用起来比较方便
具体属性和方法可以参考附件xloadtree_zh_cn.zip

参考文件地址：
http://wocclyl.blog.163.com/blog/static/4622350420094125250842/
http://zghbwjl.blog.163.com/blog/static/120336672201062953322934/
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