비스타 copydata 받아오기

typedef BOOL (WINAPI *CHANGEWINDOWMESSAGEFILTER)(
UINT message,
DWORD dwFlag
);

선언하시구요 

 HANDLE popapi;
 CHANGEWINDOWMESSAGEFILTER ChangeWindowMessageFilter;

 popapi = LoadLibrary("USER32.DLL");

 ChangeWindowMessageFilter = (CHANGEWINDOWMESSAGEFILTER)GetProcAddress((HINSTANCE)popapi,
  "ChangeWindowMessageFilter");
 ChangeWindowMessageFilter(WM_COPYDATA, 1);

 초기화 init 부분에 넣으시면 끝