MFC自定义消息

#define WM_USER_THREADEND WM_USER + 1

afx_msg LRESULT OnUserThreadend(WPARAM wParam, LPARAM lParam);

ON_MESSAGE(WM_USER_THREADEND, OnUserThreadend) 

      LRESULT ThreadDialog::OnUserThreadend(WPARAM wParam, LPARAM lParam) 
      {
             TRACE("WM_USER_THREADEND message /n");
               return 0;
       }      

      ::PostMessage(GetSafeHwnd(), WM_USER_THREADEND, 0, 0);