using System;
using System.Collections.Generic;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

public partial class CustomElement : Grid
{
    public CustomElement()
    {
        InitializeComponent();
    }

    void OnButtonClick(object sender, RoutedEventArgs e)
    {
        MessageBox.Show("Clicked");
    }
}
