管理员登陆视图
v这里使用Membership.GetAllUsers();获取用户数据。
v查找用户使用Membership.FindUsersByName(SearchName);方法。
v删除用户使用Membership.DeleteUser(userName)方法。
v认定一个用户为管理员，不能删除管理员。
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;
namespace RegeditOfAdoDotnet
{
public partial class AdminInfo : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
Response.Buffer = true;
Response.ExpiresAbsolute = System.DateTime.Now.AddSeconds(-1);
Response.Expires = 0;
Response.CacheControl = "no-cache";
Response.AddHeader("Pragma", "No-Cache");
databind();//提取方法
}
/// <summary>
/// 数据绑定
/// </summary>
protected void databind()
{
gvUserList.DataSource = Membership.GetAllUsers();//获取用户信息数据源
gvUserList.DataBind();//数据绑定
}
/// <summary>
/// 退出
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void btnExit_Click(object sender, EventArgs e)
{
Session.Clear();
FormsAuthentication.SignOut();
Response.Redirect("~/Goodby.aspx");
}
/// <summary>
///跳转到“添加用户”页面
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void btnAddUser_Click(object sender, EventArgs e)
{
Response.Redirect("~/Admin/AdminAddUser.aspx");
}
/// <summary>
/// 查找用户
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void btnFindUserName_Click(object sender, EventArgs e)
{
try
{
if (!string.IsNullOrEmpty(txtUserName.Text.ToString()))
{
MembershipUserCollection col = Membership.FindUsersByName(txtUserName.Text);
if (col.Count > 0)
{
//用户存在处理
gvUserList.DataSource = col;//获取用户信息数据源
gvUserList.DataBind();//数据绑定
}
else
{
ClientScript.RegisterStartupScript(this.GetType(), "myscript", "<script>alert('您要查找的用户不存在，请检查用户名！');</script>");
}
}
}
catch (Exception exp)
{
//捕获异常
Response.Write(exp.Message); //输出错误信息
}
}
/// <summary>
/// 取消查找
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void btnUndoFind_Click(object sender, EventArgs e)
{
txtUserName.Text = "";
Response.Redirect("~/Admin/AdminInfo.aspx");
}
/// <summary>
/// 分页
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void gv_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
gvUserList.PageIndex = e.NewPageIndex;
gvUserList.DataSource = Membership.GetAllUsers(); //数据源
gvUserList.DataBind();
}
/// <summary>
/// 删除
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void gv_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
Label lblUserName = gvUserList.Rows[e.RowIndex].FindControl("lblUserName") as Label;
if (Roles.IsUserInRole(lblUserName.Text, "Admin"))
{
ClientScript.RegisterStartupScript(this.GetType(), "myscript", "<script>alert('" + lblUserName.Text.ToString() + "是管理员，不能删除！');</script>");
}
else
{
Membership.DeleteUser(lblUserName.Text);
Response.Redirect("~/Admin/AdminInfo.aspx");
}
}
/// <summary>
/// 分配角色和编辑
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void gvUserList_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow && (e.Row.RowState == DataControlRowState.Normal || e.Row.RowState == DataControlRowState.Alternate))
{
Label lblUserName = e.Row.FindControl("lblUserName") as Label;
HyperLink hylEidt = e.Row.FindControl("hylEidt") as HyperLink;
HyperLink hylRole = e.Row.FindControl("hylRole") as HyperLink;
hylEidt.NavigateUrl = "~/Admin/AdminModifyUser.aspx?user=" + lblUserName.Text.ToString();
hylRole.NavigateUrl = "~/Admin/AdminAllocateRole.aspx?user=" + lblUserName.Text.ToString();
}
}
}
}