private void TxtName_Validating(object sender, System.ComponentModel.CancelEventArgs e) { if (TxtName.Text.Trim().Length == 0) { e.Cancel = true; ErrorProviderCollection.SetError(TxtName, "Digite o nome"); } else { ErrorProviderCollection.SetError(TxtName, ""); } }
private void TxtSalary_Validating(object sender, System.ComponentModel.CancelEventArgs e) { if (!decimal.TryParse(TxtSalary.Text, out _)) { e.Cancel = true; ErrorProviderCollection.SetError(TxtSalary, "Valor salarial errado"); } else { ErrorProviderCollection.SetError(TxtSalary, ""); } }