图片：
针对tree：
数据库：
CREATE TABLE [dbo].[SystemModel](
[Id] [int] IDENTITY(,) NOT NULL,
[Name] [nvarchar]() NULL,
[FatherId] [int] NULL,
[module_url] [nvarchar]() NULL,
[module_order] [nchar]() NULL,
CONSTRAINT [PK_SystemModel] PRIMARY KEY CLUSTERED
(
[Id] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>DataGrid教程</title>
<script src="Scripts/jquery.min.js" type="text/javascript"></script>
<script src="Scripts/easyui-lang-zh_CN.js" type="text/javascript"></script>
<script src="Scripts/jquery.easyui.min.js" type="text/javascript"></script>
<link rel="Stylesheet" type="text/css" href="Styles/themes/icon.css" />
<link rel="Stylesheet" type="text/css" href="Styles/themes/default/easyui.css" />
<script type="text/javascript">
$(document).ready(
function () {
$("#QuestionList").datagrid(
{
title: "问卷列表",
url: "Handler.ashx",
columns: [[
{ field: "Id", title: "编号", width: "100" },
{ field: "Title", title: "题目", width: "200" },
{ field: "Remark", title: "备注", width: "200" } ]],
rownumbers: true, //行号
singleSelect: false, //是否单选
pagination: true//分页控件
}
);
var p = $('#QuestionList').datagrid('getPager');
$(p).pagination({
pageSize: 10, //每页显示的记录条数，默认为10
pageList: [10, 20, 50], //可以设置每页记录条数的列表
beforePageText: '第', //页数文本框前显示的汉字
afterPageText: '页 共 {pages} 页',
displayMsg: '当前显示 {from} - {to} 条记录 共 {total} 条记录'
});
//针对tree
$(".easyui-tree").tree({
onClick: function (node) {
if ($('.easyui-tree').tree('isLeaf', node.target)) { alert('打开页');
addTab(node.text, node.attributes);
}
}
});
//下面针对search搜索框
$('#search').searchbox({
searcher: function (value, name) {
$.post("add.ashx?type=search", { val: value }, function (result) {
alert(result);
$('#QuestionList').datagrid('loadData', result);
}, 'json');
},
prompt: '请输入值'
});
//下面是针对easyui-dialog
$("#QuestionInfo").dialog(
{
title: "问卷信息",
width: '900',
height: '600',
iconCls: 'icon-edit',
// href: 'QueationInfo.htm',
modal: true,
closed: true,
buttons: [{
text: '保存',
iconCls: 'icon-ok',
handler: function () { $("#QInfo").form('submit', {
url: url,
onSubmit: function () {
return $(this).form('validate');
},
success: function (result) {
var result = eval('(' + result + ')');
if (result.errorMsg) {
$.messager.show({
title: '错误信息',
msg: result.errorMsg
});
} else {
$('#QuestionInfo').dialog('close');
$('#QuestionList').datagrid('reload');
}
}
});
}
}, {
text: '取消',
iconCls: 'icon-cancel',
handler: function () {
$('#QuestionInfo').dialog('close');
}
}]
}
); }
);
function Add() {
$("#QuestionInfo").dialog("open");
url = 'Add.ashx?type=add';
}
function edit() {
var row = $('#QuestionList').datagrid('getSelected');
if (row) { $('#QuestionInfo').dialog('open').dialog('setTitle', '编辑');
$('#QInfo').form('load', row);
url = 'Add.ashx?type=edit';
}
else {
alert('请选择行');
}
}
function Del() {
$.messager.confirm('确认', '你确认要删除该记录吗？', function (r) {
if (r) { var row = $('#QuestionList').datagrid('getSelected');
if (row) {
url = 'Add.ashx?type=del&&Id=' + row.Id;
$.post('Add.ashx?type=del', { Id: row.Id },
function (result) {
if (result.status == 1) {
$('#QuestionList').datagrid('reload');
} else {
$.messager.alert('错误', result.msg, 'error');
}
}, 'json'
); }
else {
alert('请选择行');
}
}
}); }
function addTab(title, url) {
if ($('#tt').tabs('exists', title)) {
$('#tt').tabs('select', title);
} else {
var content = '<iframe scrolling="auto" frameborder="0" src="' + url + '" style="width:100%;height:100%;"></iframe>';
$('#tt').tabs('add', {
title: title,
content: content,
closable: true
});
}
}
</script>
</head>
<body class="easyui-layout">
<div data-options="region:'north',border:false" style="height: 60px; background: #B3DFDA;
padding: 10px">
north region</div>
<div data-options="region:'west',split:true,title:'West'" style="width: 200px; padding: 10px;">
<ul class="easyui-tree" data-options="url:'Tree.ashx',method:'get',animate:true">
</ul>
</div>
<div data-options="region:'south',border:false" style="height: 50px; background: #A9FACD;
padding: 10px;">
south region</div>
<div data-options="region:'center'" id="tt" class="easyui-tabs">
<div title="Home">
<div id="toolbar">
<a href="#" class="easyui-linkbutton" iconcls="icon-add" plain="true" onclick="Add()">
添加</a> <a href="#" class="easyui-linkbutton" iconcls="icon-edit" plain="true" onclick="edit()">
编辑</a> <a href="#" class="easyui-linkbutton" iconcls="icon-remove" plain="true" onclick="Del()">
删除</a>
<input id="search" />
</div>
<table id="QuestionList">
</table>
<div id="QuestionInfo">
<form id="QInfo" method="post">
<input type="hidden" name="Id" />
<p>
标题：<input id="Title" name="Title" /></p>
<p>
<!-- form取值针对的是name-->
备注：<input id="Remark" name="Remark" /></p>
</form>
</div>
</div>
</div>
</body>
</html>
后台tree获取json
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using Wzh.Model;
using Wzh.BLL;
using System.Text;
namespace Web
{
/// <summary>
/// Tree 的摘要说明
/// </summary>
public class Tree : IHttpHandler
{
StringBuilder result = new StringBuilder();
StringBuilder sb = new StringBuilder();
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
GetTreeJsonByList(new SystemModelBLL().GetModelList("1=1"),);
context.Response.Write(result.ToString());
context.Response.End();
}
//根据List生成EasyUI Tree Json树结构 public void GetTreeJsonByList(IList<SystemModelModel> Models, int Pid)
{
result.Append(sb.ToString());
sb.Clear();
//查询所有字节点
IEnumerable<SystemModelModel> Infos = Models.Where(n => n.FatherId == Pid);
if (Models.Count > )
{
sb.Append("[");
if (Infos.Count() > )
{
foreach (var n in Infos)
{
sb.Append("{\"id\":\"" + n.Id + "\",\"text\":\"" + n.Name + "\",\"attributes\":\"" + n.module_url + "\"");
IEnumerable<SystemModelModel> temp = Models.Where(p => p.FatherId == n.Id);
if (temp.Count() > )
{
sb.Append(",\"state\":\"closed\",\"children\":");
GetTreeJsonByList(Models, n.Id);
result.Append(sb.ToString());
sb.Clear();
}
result.Append(sb.ToString());
sb.Clear();
sb.Append("},");
}
sb = sb.Remove(sb.Length - , );
}
sb.Append("]");
result.Append(sb.ToString());
sb.Clear();
} }
public bool IsReusable
{
get
{
return false;
}
}
}
}