internal void MainFormTxtChaned(object sender, EventArgs e)
{
//取到主窗体的传来的文本
WinFrmDemo.MyEventArg arg = e as WinFrmDemo.MyEventArg;
this.SetText(arg.Text);
}
public void AfterParentFrmTextChange(object sender, EventArgs e)
{
//拿到父窗体的传来的文本
WinFrmDemo.MyEventArg arg = e as WinFrmDemo.MyEventArg;
this.SetText(arg.Text);
}