private void removeFromControl(string Name)
        {
            PillControl pc = (PillControl)hold.FindName(Name);

            if (pc != null)
            {
                hold.UnregisterName(pc.Name);
                hold.Children.Remove(pc);
            }
        }
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            PillControl pc = new PillControl();

            pc.Name        = $"pc{kp}";
            pc.textValue   = txtQ.Text;
            pc.xCloseClick = removeFromControl;
            pc.Margin      = new Thickness(3, 0, 0, 0);
            hold.RegisterName(pc.Name, pc);
            hold.Children.Add(pc);

            kp++;
        }