private void txtModificarIdExamen_TextChanged(object sender, EventArgs e) { txtIdExamen.Text = txtModificarIdExamen.Text; if (ModificarIdExamen()) { this.txtModificarIdExamen.BackColor = Color.White; if (ex.ExamenRegistrado(Convert.ToInt32(txtModificarIdExamen.Text)) > 0) { ex.LlenarTexBoxConsultaExamen(txtIdPacienteExa, txtIdDoctorExa, Convert.ToInt32(txtModificarIdExamen.Text), rtbObservacionesExamen, dtpFechaExamen, txtCostoExamen); ActivarExamenTxt(); this.btnAceptarExamen.Enabled = false; this.btnModificarExamen.Enabled = true; this.btnEliminarExamen.Enabled = false; this.txtIdExamen.Enabled = false; this.txtModificarIdExamen.BackColor = Color.White; } } else { LimpiezaExamenTxt(); DesactivarExamenTxt(); this.txtModificarIdExamen.BackColor = Color.Red; this.btnModificarExamen.Enabled = false; } }