private void login_confirm_Click(object sender, EventArgs e)
{
switch (mysql_database.login_user(login_user_input.Text.Replace("\r\n", ""), login_passward_input.Text.Replace("\r\n", "")))
{
case 'A':
MessageBox.Show("欢迎管理员登录！", "提示");
User_Inf.id = login_user_input.Text;
User_Inf.password = login_passward_input.Text;
User_Inf.ip_address = login_ip_input.Text;
this.DialogResult = DialogResult.OK; //系统管理员账户
break;
case 'U':
MessageBox.Show("欢迎登录！", "提示");
User_Inf.id = login_user_input.Text;
User_Inf.password = login_passward_input.Text;
User_Inf.ip_address = login_ip_input.Text;
this.DialogResult = DialogResult.Yes; //用户账户
break;
case 'F':
MessageBox.Show("账号或者用户名错误！", "提示");
break;
case 'E':
MessageBox.Show("网络连接失败", "提示");
break;
}
}
