Question MessageBox : MessageBox « Windows Presentation Foundation « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. Windows Presentation Foundation
3. MessageBox

using System;
using System.Windows;
using System.Windows.Input;

    class MainClass : Application
    {
        [STAThread]
        public static void Main()
        {
            MainClass app = new MainClass();
            app.Run();
        }
        protected override void OnStartup(StartupEventArgs args)
        {
            base.OnStartup(args);

            Window win = new Window();
            win.Title = "title";
            win.Show();
        }
        protected override void OnSessionEnding(SessionEndingCancelEventArgs args)
        {
            base.OnSessionEnding(args);

            MessageBoxResult result = MessageBox.Show("save?",
                                MainWindow.Title, MessageBoxButton.YesNoCancel, 
                                MessageBoxImage.Question, MessageBoxResult.Yes);

            args.Cancel = (result == MessageBoxResult.Cancel);
        }
    }

24.67.MessageBox
	24.67.1.	Message Only MessageBox
	24.67.2.	MessageBox with Message and Header
	24.67.3.	Set Message, Header, and Button for MessageBox
	24.67.4.	Customize Message, Header, Button, and Image for MessageBox
	24.67.5.	Display a message box and get the message box return value.
	24.67.6.	Display information with WPF MessageBox
	24.67.7.	WPF message box
	24.67.8.	Question MessageBox