public TransactionDeductionByBarcode()
{
InitializeComponent();
Messenger.Default.Register <WindowMessages>(this, DeductionTransactionByBarcode.MessageToken,
msg =>
{
if (msg == WindowMessages.CloseWindow)
{
Close();
}
});
Messenger.Default.Register <ChangeFocusMessage>(this, DeductionTransactionByBarcode.MessageToken,
msg =>
{
switch (msg)
{
case ChangeFocusMessage.FocusToSearch:
TbLocationKeyword.Focus();
break;
case ChangeFocusMessage.FocusToQuantity:
TbQuantity.Focus();
break;
default:
break;
}
});
}
private void TbQuantity_PreviewTextInput(object sender, TextCompositionEventArgs e)
{
if (Globals.Instance.PositiveIntegerRegex.IsMatch(e.Text))
{
e.Handled = false;
}
else
{
e.Handled = false;
TbLocationKeyword.Text = string.Empty;
TbLocationKeyword.Focus();
}
}
