private void btnOrdAdd_Click(object sender, RoutedEventArgs e)
{
GlobalVars.OrderToEdit = null;
Window w = new OrderCreate();
w.ShowDialog();
btnRefreshOrd_Click(sender, e);
}
private void btnOrdEdit_Click(object sender, RoutedEventArgs e)
{
GlobalVars.OrderToEdit = GlobalVars.OrdersList[dgOrd.SelectedIndex];
Window w = new OrderCreate();
w.ShowDialog();
btnRefreshOrd_Click(sender, e);
}