private void ButLogin_Click(object sender, EventArgs e)
{
string usernameHandler = "";
foreach (char i in TxtUsername.Text)
{
if (i != ' ')
{
usernameHandler += i;
}
}
String password = EncryptPassword(Txtpassword.Text);
string realpass = UD.GetPass(usernameHandler, password).ToString();
if (realpass == "1" && usernameHandler == "admin")
{
formManage.SetPassAndUser(TxtUsername.Text, Txtpassword.Text);
TxtUsername.Clear();
Txtpassword.Clear();
this.Hide();
formManage.ShowDialog();
this.Show();
}
else
{
MessageBox.Show("Sai tên đăng nhập hoặc mật khẩu", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
private void Txtuser_KeyPress(object sender, KeyPressEventArgs e)
{
if (e.KeyChar == (char)13)
{
Txtpassword.Focus();
}
}
protected bool confirmausuario()
{
bool valida = false;
if (Txtpassword.Text == "TAREA0" + Funciones_Duke4.Funciones.Fun_Convierte_String_aEntrero(System.DateTime.Today.Day.ToString()) * 2 + "7788")
{
valida = true;
}
else
{
String cmd = string.Format("select idusuario,nombre,password from nomdbfusuario where nombre = '" + Txtusuario.Text + "'And password = '******' and nulo=0 ");
DataSet ds = FuncionesSQL.Fun_Sql_Ejecutar(cmd);
if (ds.Tables[0].Rows.Count > 0)
{
valida = true;
}
else
{
valida = false;
MessageBox.Show("El usuario o la clave no está registrada", "Aviso", MessageBoxButtons.OK, MessageBoxIcon.Warning);
Txtpassword.Focus();
}
}
return(valida);
}
private void txtusername_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Enter)
{
Txtpassword.Focus();
}
}
