public static extern int SendMessage( IntPtr hWnd, int Msg, int wParam, ref My_lParam lParam );
public static extern int PostMessage( IntPtr hWnd, // 資訊發往的視窗的控制代碼 int Msg, // 訊息ID int wParam, // 引數1 ref My_lParam lParam //引數2 );
public static extern int PostMessage( IntPtr hWnd, // 信息发往的窗口的句柄 int Msg, // 消息ID int wParam, // 参数1 ref My_lParam lParam //参数2 );