private void txNumber_TextChanged(object sender, TextChangedEventArgs e)
{
if (string.IsNullOrWhiteSpace(txNumber.Text))
{
txNumber.Background = Brushes.AliceBlue; txFname.Text = txSname.Text = ""; return;
}
int number;
if (!int.TryParse(txNumber.Text, out number))
{
txNumber.Background = Brushes.MediumVioletRed; return;
}
else
{
txNumber.Background = Brushes.AliceBlue;
}
using (DBWokrSql db = new DBWokrSql(ConnectionString))
try
{
var user = db.GetUserLike(number);
if (user.ID > 0)
{
txFname.Text = user.Fname;
txSname.Text = user.Lname;
}
else
{
txFname.Text = txSname.Text = "";
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
