效果展示：
XML文件：
<?xml version="1.0" encoding="utf-8" ?> <root id="0" name="左侧导航栏"> <foods id="1" name="食物"> <foods id="11" name="生菜"></foods> <foods id="12" name="白菜"> <foods id="121" name="大白菜"></foods> <foods id="122" name="小白菜"></foods> <foods id="123" name="圆白菜"></foods> </foods> </foods> <fruids id="2" name="水果"> <fruids id="21" name="桃子"></fruids> <fruids id="22" name="葡萄"> <fruids id="221" name="紫葡萄"></fruids> </fruids> </fruids> <clotheses id="3" name="服饰"> <clotheses id="31" name="鞋子"></clotheses> <clotheses id="32" name="毛衣"></clotheses> </clotheses> </root>
前段代码：
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Index2.aspx.cs" Inherits="GuaidMenu.Index2" %> <!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title>TreeView控件数据绑定之：XML文件数据绑定</title> </head> <body> <form id="form1" runat="server"> <div> <asp:TreeView ID="TreeView1" runat="server" DataSourceID="XmlDataSource1" ImageSet="Arrows" LineImagesFolder="~/TreeLineImages"> <HoverNodeStyle Font-Underline="True" ForeColor="#5555DD" /> <NodeStyle Font-Names="Verdana" Font-Size="8pt" ForeColor="Black" HorizontalPadding="5px" NodeSpacing="0px" VerticalPadding="0px" /> <ParentNodeStyle Font-Bold="False" /> <SelectedNodeStyle Font-Underline="True" ForeColor="#5555DD" HorizontalPadding="0px" VerticalPadding="0px" /> </asp:TreeView> <asp:XmlDataSource ID="XmlDataSource1" runat="server" DataFile="Xmldata.xml"></asp:XmlDataSource> </div> </form> </body> </html>
注意：TreeView控件的DataSourceID属性的值是XmlDataSource控件ID的值
后台代码：
using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; namespace GuaidMenu { public partial class Index2 : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { TreeView1.ShowLines = false; //将线显示出来 TreeNodeBinding tnb = new TreeNodeBinding(); tnb.DataMember = "root"; tnb.ValueField = "name"; this.TreeView1.DataBindings.Add(tnb); TreeNodeBinding tnd = new TreeNodeBinding(); tnd.DataMember = "foods"; tnd.ValueField = "name"; TreeView1.DataBindings.Add(tnd); //将食物绑定到控件上 TreeNodeBinding ftnb = new TreeNodeBinding(); ftnb.DataMember = "fruids"; ftnb.ValueField = "name"; this.TreeView1.DataBindings.Add(ftnb); //将水果绑定到控件上 TreeNodeBinding ctnb = new TreeNodeBinding(); ctnb.DataMember = "clotheses"; ctnb.ValueField = "name"; this.TreeView1.DataBindings.Add(ctnb); //将服饰绑定到控件上 } } }
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