主页面前台代码：
1 <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="MainForm.aspx.cs" Inherits="WebEXT.MainForm" %>
2
3 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
4 <html xmlns="http://www.w3.org/1999/xhtml">
5 <head runat="server">
6 <title>管理系统</title>
7 </head>
8 <script type="text/javascript">
9 var addTab = function (tabPanel, id, url, title) {
10 var tab = tabPanel.getComponent(id);
11 var url = url.replace(‘#‘,‘‘);
12 if (!tab) {
13 tab = tabPanel.add({
14 id: id,
15 title: title,
16 closable: true,
17 autoLoad: {
18 showMask: true,
19 url: url,
20 mode: "iframe",
21 maskMsg: "Loading " + url + "..."
22 }
23 });
24 }
25
26 tabPanel.setActiveTab(tab);
27 }
28 </script>
29 <body>
30 <form id="form1" runat="server">
31 <div>
32 <ext:ResourceManager ID="ResourceManager1" runat="server">
33 </ext:ResourceManager>
34 <ext:Viewport ID="Viewport" runat="server" Layout="BorderLayout">
35 <Items>
36 <ext:TreePanel runat="server" ID="TreePanel1" Region="West" MinWidth="175" Width="250"
37 Title="系统功能目录" Split="true" Border="true">
38 <Root>
39 <ext:Node Text="菜单" NodeID="-1" Expanded="True" Icon="ApplicationLink">
40 </ext:Node>
41 </Root>
42 <BottomBar><ext:StatusBar ID="StatusBar1" runat="server" AutoClear="1500"></ext:StatusBar></BottomBar>
43 <Store>
44 <ext:TreeStore runat="server">
45 <Proxy>
46 <ext:AjaxProxy Url="/tree-handler.ashx">
47 </ext:AjaxProxy>
48 </Proxy>
49 </ext:TreeStore>
50 </Store>
51 <Listeners>
52 <ItemClick Handler="addTab(#{TabPanel1},‘tab‘+record.data.id, record.data.href,record.data.text);">
53 </ItemClick>
54 </Listeners>
55 </ext:TreePanel>
56 <ext:TabPanel ID="TabPanel1" runat="server" Region="Center" ActiveTabIndex="0" Border="True"
57 Title="主界面" AutoScroll="True">
58 <Items>
59 <ext:Panel ID="Test1" runat="server" Title="主页" Collapsed="false">
60 </ext:Panel>
61 </Items>
62 </ext:TabPanel>
63 </Items>
64 </ext:Viewport>
65 </div>
66 </form>
67 </body>
68 </html>
异步加载树的代码：
1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Web;
5 using Ext.Net;
6
7 namespace WebEXT
8 {
9 /// <summary>
10 /// tree_handler 的摘要说明
11 /// </summary>
12 public class tree_handler : IHttpHandler
13 {
14
15 public void ProcessRequest(HttpContext context)
16 {
17 //得到node id
18 string nodeId = context.Request["node"];
19
20 SysMenuInfo sysMenuInfo = new SysMenuInfo();
21 //根据node id 进行处理
22 NodeCollection nodes = new NodeCollection();
23 IList<sysMenu> list = new List<sysMenu>();
24 list = sysMenuInfo.GetChildMenu(nodeId);
25 foreach (var sysMenu in list)
26 {
27 nodes.Add(new Node() { Text = sysMenu.nvcMenuName, Icon = Icon.ApplicationLink, Href = "#"+sysMenu.nvcUrl,NodeID=sysMenu.nvcID});
28 }
29 string responseString = nodes.ToJson();
30 context.Response.Write(responseString);
31 context.Response.End();
32 }
33
34 public bool IsReusable
35 {
36 get
37 {
38 return false;
39 }
40 }
41 }
42 }
时间： 2024-12-31 14:17:38