//Prueba de Login funcional
public void logins()
{
try
{
string EcoApp = ConfigurationManager.ConnectionStrings["EcoApp"].ConnectionString;
using (SqlConnection conexion = new SqlConnection(EcoApp))
{
conexion.Open();
using (SqlCommand cmd = new SqlCommand("SELECT Username, Password FROM Users WHERE Username='******' AND Password='******'", conexion))
{
SqlDataReader dr = cmd.ExecuteReader();
if (dr.Read())
{
this.Hide();
Form pantallaPrincipal = new frmPantallaP();
pantallaPrincipal.Show();
lblError.Visible = false;
}
else
{
lblError.Visible = true;
}
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
private void btnIniciar_Click(object sender, EventArgs e)
{
if (txtUsuario.Text == "admin" && txtContra.Text == "1234")
{
this.Hide();
Form pantallaPrincipal = new frmPantallaP();
pantallaPrincipal.Show();
lblError.Visible = false;
}
else if (txtUsuario.Text != "Usuario" || txtContra.Text != "Contraseña")
{
lblError.Visible = true;
}
}