protected void Page_Load(object sender, EventArgs e)
{
if (SucCookie.Exists("username"))
{
SucCookie.Delete("username");
}
}
private string GenerateCheckCode()
{
//利用random()随机产生四位大写的字符串（包含数字和字母）
int number;
char code;
string checkCode = string.Empty;
Random random = new Random();
for (int i = 0; i < 4; i++)
{
number = random.Next();
//下面也可以用其他的方法构思
if (number % 2 == 0)
{
code = (char)('0' + (char)(number % 10));
}
else
{
code = (char)('A' + (char)(number % 26));
}
checkCode += code.ToString();
}
//用cookies保存刚刚产生的随机字符串
//Session["CheckCode"] = checkCode;
if (SucCookie.Exists("CheckCode"))
{
SucCookie.Delete("CheckCode");
}
SucCookie.Add("CheckCode", checkCode, 30);
return(checkCode);
}
protected void lk_quitlogin_Click(object sender, EventArgs e)
{
if (SucCookie.Exists("username"))
{
SucCookie.Delete("username");
lk_loginstate.Text = "请登陆";
lk_quitlogin.Visible = false;
lk_modifypwd.Visible = false;
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
string UserN = SucCookie.Read("username");
if (!string.IsNullOrEmpty(UserN))
{
lk_loginstate.Text = UserN;
lk_quitlogin.Visible = true;
lk_modifypwd.Visible = false;
}
id = Request.QueryString["id"];
if (SucCookie.Exists("fileid"))
{
SucCookie.Delete("fileid");
}
SucCookie.Add("fileid", id, 10);
GetInfo(id);
LoadMedia();
LoadInfo(id);
AddBrowNum(id);
}
}
public static void ClearLogin()
{
SucCookie.Delete("username");
}
