Some code for my wpf test app, uploaded for the sake of testing VS Gist creation

Window Code 050518 1310.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
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;

namespace WPFTest
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {

        MessageBoxButton cmbButtonType = MessageBoxButton.OK;
        MessageBoxImage cmbImage = MessageBoxImage.None;

        public MainWindow()
        {
            InitializeComponent();
            MsgBoxType.SelectedIndex = 0;
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            Close();
        }

        private void Button_Click_1(object sender, RoutedEventArgs e)
        {
            SetCMBValues();
            MessageBox.Show(MessageTextInput.Text, MessageTitleInput.Text, cmbButtonType, cmbImage);
            if (ClearDataToggle.IsChecked == true)
                ResetCMBValues();
        }

        void SetCMBValues()
        {
            if (MsgBoxType.SelectedIndex == 0)
            {
                cmbImage = MessageBoxImage.None;
            } else if (MsgBoxType.SelectedIndex == 1)
            {
                cmbImage = MessageBoxImage.Information;
            } else if (MsgBoxType.SelectedIndex == 2)
            {
                cmbImage = MessageBoxImage.Warning;
            } else if (MsgBoxType.SelectedIndex == 3)
            {
                cmbImage = MessageBoxImage.Error;
            }
        }

        void ResetCMBValues()
        {
            cmbButtonType = MessageBoxButton.OK;
            cmbImage = MessageBoxImage.None;
            MessageTextInput.Clear();
            MessageTitleInput.Clear();
            MsgBoxType.SelectedIndex = 0;
        }
    }
}