menuitemcode.aspx.cs

《圣殿祭司的ASP.NET 2.0开发详解——使用C#》光盘内容.包含了书籍所含的源代码.非常经典的一本asp.net2.0的书籍

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class MenuItemCode : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            CreateMenu();	//调用CreateMenu ()方法以产生Menu
        }
    }

    //建立Menu的Item
    public void CreateMenu()
    {
		System.Web.UI.WebControls.Menu myMenu = new System.Web.UI.WebControls.Menu();

        //建立Root MenuItem
        System.Web.UI.WebControls.MenuItem rootItem = new MenuItem(); 
        rootItem.Text = "电脑产品总览";
        rootItem.Value = "电脑产品";
        rootItem.NavigateUrl = "Default.aspx";
        myMenu.Items.Add(rootItem);

        //在Root MenuItem之下加入Parent MenuItem
        MenuItem CpuItem = new MenuItem();
        MenuItem MbItem = new MenuItem();
        MenuItem HddItem = new MenuItem();

        AddMenuItem(rootItem, CpuItem, "CPU处理器", "CPU", "CPU.aspx");
        AddMenuItem(rootItem, MbItem, "主板", "主板", "MB.aspx");
        AddMenuItem(rootItem, HddItem, "硬盘", "硬盘", "HDD.aspx");

        //建立各个Parent Item下面的Child Item
        MenuItem IntelItem = new MenuItem();
        MenuItem AmdItem = new MenuItem();
        AddMenuItem(CpuItem, IntelItem, "INTEL处理器", "INTEL", "INTEL.aspx");
        AddMenuItem(CpuItem, AmdItem, "AMD处理器", "AMD", "AMD.aspx");

        MenuItem AsusItem = new MenuItem();
        MenuItem GigaByteItem = new MenuItem();
        MenuItem MsiItem = new MenuItem();

        AddMenuItem(MbItem, AsusItem, "华硕主板", "华硕", "ASUS.aspx");
        AddMenuItem(MbItem, GigaByteItem, "技嘉主板", "技嘉", "GigaByte.aspx");
        AddMenuItem(MbItem, MsiItem, "微星主板", "微星", "Msi.aspx");

        MenuItem SeagateItem = new MenuItem();
        MenuItem MaxtorItem = new MenuItem();

        AddMenuItem(HddItem, SeagateItem, "Seagate硬盘", "Seagate", "Seagate.aspx");
        AddMenuItem(HddItem, MaxtorItem, "Maxtor硬盘", "Maxtor", "Maxtor.aspx");

        Page.FindControl("Form1").Controls.Add(myMenu);
    }

    private void AddMenuItem(MenuItem ParentItem, MenuItem ChildItem, string ItemText, string ItemValue, string ItemNavigateUrl)
    {
        ChildItem.Text = ItemText;      //设置节点的显示文字
        ChildItem.Value = ItemValue;    //设置节点的数值
        ChildItem.NavigateUrl = ItemNavigateUrl;    //设置节点的Url

        ParentItem.ChildItems.Add(ChildItem);   //将子节点加入到父节点
    }
}