C#子窗体刷新父窗体

×Ó´°Ìå
public partial class Form2 : Form
    {
        public event EventHandler MyEvent;
        public Form2()
        {
            InitializeComponent();
        }

        private void Form2_Load(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (MyEvent != null)
                MyEvent(this,  EventArgs.Empty);
        }
    }


------------------------------------------------------------------------


C# code¸¸´°Ìå
 public partial class Form1 : Form
    {
        public Form1()
        {