private void txtStaffName_Validating(object sender, CancelEventArgs e)
{
if (!ValidateInput.ValidOnlyLetter(txtStaffName.Text, out errMsg))
{
CancelValidatedEvent(grpStaffName, lblStaffNameError, e);
}
}
private void txtReaderName_Validating(object sender, CancelEventArgs e)
{
if (ValidateInput.IsEmpty(txtReaderName.Text, out errMsg))
{
CancelValidatedEvent(grpReaderName, lblReaderNameError, e);
}
if (!ValidateInput.ValidOnlyLetter(txtReaderName.Text, out errMsg))
{
CancelValidatedEvent(grpReaderName, lblReaderNameError, e);
}
}
private void txtGenreName_Validating(object sender, CancelEventArgs e)
{
if (ValidateInput.IsEmpty(txtGenreName.Text, out errMsg))
{
errMsg = "Trường này không được trống";
CancelValidatedEvent(lblGenreNameError, e);
}
else if (!ValidateInput.ValidOnlyLetter(txtGenreName.Text, out errMsg))
{
CancelValidatedEvent(lblGenreNameError, e);
}
}
