WPF路由事件

using System.Windows;

namespace WpfApplication10
{
    class MyClass
    {
        public static readonly RoutedEvent OnPrintEvent = 
            EventManager.RegisterRoutedEvent("OnPrint", RoutingStrategy.Bubble, typeof(RoutedEventHandler), typeof(MyClass));

        public void AddPrintEventHandler(UIElement o, RoutedEventHandler h)
        {
            o.AddHandler(OnPrintEvent, h);
        }

        public void RemovePrintEventHandler(UIElement o, RoutedEventHandler h)
        {
            o.RemoveHandler(OnPrintEvent, h);
        }

        public int Age { get; set; }
        public string Name { get; set; }
    }
}

    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();

            MyClass myClass = new MyClass() { Name = "111", Age = 12 };
            myClass.AddPrintEventHandler(this, new RoutedEventHandler(Print));
            myClass.AddPrintEventHandler(this, new RoutedEventHandler(Print2));
            this.RaiseEvent(new RoutedEventArgs(MyClass.OnPrintEvent, myClass));
        }

        public void Print(object o, RoutedEventArgs e)
        {
            MyClass m = e.OriginalSource as MyClass;
            MessageBox.Show(m.Name + System.Environment.NewLine + m.Age);
        }
        public void Print2(object o, RoutedEventArgs e)
        {
            MyClass m = e.OriginalSource as MyClass;
            MessageBox.Show(m.Name + "      " + m.Age);
        }
    }