deleteroles.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 DeleteRoles : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
		ShowRole();  //显示角色
    }

	//显示所有的群组
	private void ShowRole()
	{
		//取得所有角色并显示在GridView
		gviewRole.DataSource = Roles.GetAllRoles();
		gviewRole.DataBind();
	}

	//加入新的角色
	protected void btnAddRole_Click(object sender, EventArgs e)
	{
		Roles.CreateRole(txtRole.Text);
		ShowRole();
	}

	//删除既有的角色
	protected void btnDelRole_Click(object sender, EventArgs e)
	{
		try
		{
			Roles.DeleteRole(txtRole.Text);	//删除角色
			ShowRole();	//重新显示角色
		}
		catch 
		{
			Response.Write("<script>alert('不可为空白或逗号!')</script>");
		}

	}
}