C++ ICOM_THIS_MULTI函数代码示例

/* IDirectMusicBandImpl IDirectMusicBand part: */
static HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicBand_QueryInterface (LPDIRECTMUSICBAND iface, REFIID riid, LPVOID *ppobj) {
	ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
	return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
}

static HRESULT WINAPI IDirectMusicChordMapTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
	ICOM_THIS_MULTI(IDirectMusicChordMapTrack, TrackVtbl, iface);
	FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
	return S_OK;
}

static HRESULT WINAPI IDirectMusicChordMapTrack_IDirectMusicTrack_PlayEx (LPDIRECTMUSICTRACK8 iface, void* pStateData, REFERENCE_TIME rtStart, REFERENCE_TIME rtEnd, REFERENCE_TIME rtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
	ICOM_THIS_MULTI(IDirectMusicChordMapTrack, TrackVtbl, iface);
	FIXME("(%p, %p, 0x%s, 0x%s, 0x%s, %d, %p, %p, %d): stub\n", This, pStateData, wine_dbgstr_longlong(rtStart),
	    wine_dbgstr_longlong(rtEnd), wine_dbgstr_longlong(rtOffset), dwFlags, pPerf, pSegSt, dwVirtualID);
	return S_OK;
}

static HRESULT WINAPI IDirectMusicChordMapTrack_IDirectMusicTrack_InitPlay (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* pSegmentState, IDirectMusicPerformance* pPerformance, void** ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags) {
	ICOM_THIS_MULTI(IDirectMusicChordMapTrack, TrackVtbl, iface);
	FIXME("(%p, %p, %p, %p, %d, %d): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
	return S_OK;
}

static HRESULT WINAPI IDirectMusicChordMapTrack_IDirectMusicTrack_Play (LPDIRECTMUSICTRACK8 iface, void* pStateData, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
	ICOM_THIS_MULTI(IDirectMusicChordMapTrack, TrackVtbl, iface);
	FIXME("(%p, %p, %d, %d, %d, %d, %p, %p, %d): stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
	return S_OK;
}

static HRESULT IDirectMusicStyle8Impl_IPersistStream_ParsePatternList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {

  ICOM_THIS_MULTI(IDirectMusicStyle8Impl, PersistStreamVtbl, iface);
  HRESULT hr = E_FAIL;
  DMUS_PRIVATE_CHUNK Chunk;
  DWORD ListSize[3], ListCount[3];
  LARGE_INTEGER liMove; /* used when skipping chunks */

  DMUS_OBJECTDESC desc;
  IDirectMusicBand* pBand = NULL;
  LPDMUS_PRIVATE_STYLE_MOTIF pNewMotif = NULL;

  DM_STRUCT_INIT(&desc);

  if (pChunk->fccID != DMUS_FOURCC_PATTERN_LIST) {
    ERR_(dmfile)(": %s chunk should be a PATTERN list\n", debugstr_fourcc (pChunk->fccID));
    return E_FAIL;
  }  

  ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
  ListCount[0] = 0;

  do {
    IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
    ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
    TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
    switch (Chunk.fccID) {
    case DMUS_FOURCC_PATTERN_CHUNK: {
      TRACE_(dmfile)(": Pattern chunk\n");
      /** alloc new motif entry */
      pNewMotif = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_STYLE_MOTIF));
      if (NULL == pNewMotif) {
	ERR(": no more memory\n");
	return  E_OUTOFMEMORY;
      }
      list_add_tail (&This->Motifs, &pNewMotif->entry);

      IStream_Read (pStm, &pNewMotif->pattern, Chunk.dwSize, NULL);
      /** TODO trace pattern */

      /** reset all data, as a new pattern begin */
      DM_STRUCT_INIT(&pNewMotif->desc);
      list_init (&pNewMotif->Items);
      break;
    }
    case DMUS_FOURCC_RHYTHM_CHUNK: { 
      TRACE_(dmfile)(": Rhythm chunk\n");
      IStream_Read (pStm, &pNewMotif->dwRhythm, sizeof(DWORD), NULL);
      TRACE_(dmfile)(" - dwRhythm: %u\n", pNewMotif->dwRhythm);
      /** TODO understand why some Chunks have size > 4 */
      liMove.QuadPart = Chunk.dwSize - sizeof(DWORD);
      IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
      break;
    }
    case DMUS_FOURCC_MOTIFSETTINGS_CHUNK: {
      TRACE_(dmfile)(": MotifSettings chunk (skipping for now)\n");
      IStream_Read (pStm, &pNewMotif->settings, Chunk.dwSize, NULL);
      /** TODO trace settings */
      break;
    }
    case FOURCC_RIFF: {
      /**
       * should be embedded Bands into pattern
       */
      IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
      TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
      ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
      ListCount[1] = 0;
      switch (Chunk.fccID) {
      case DMUS_FOURCC_BAND_FORM: { 
	LPSTREAM pClonedStream = NULL;
	
	TRACE_(dmfile)(": BAND RIFF\n");
	
	IStream_Clone (pStm, &pClonedStream);
	
	liMove.QuadPart = 0;
	liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
	IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
	
	hr = IDirectMusicStyle8Impl_IPersistStream_LoadBand (iface, pClonedStream, &pBand);
	if (FAILED(hr)) {
	  ERR(": could not load track\n");
	  return hr;
	}
	IStream_Release (pClonedStream);
	
	pNewMotif->pBand = pBand;
	IDirectMusicBand_AddRef(pBand);

	IDirectMusicTrack_Release(pBand); pBand = NULL;  /* now we can release it as it's inserted */
	
	/** now safe move the cursor */
	liMove.QuadPart = ListSize[1];
	IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
	
	break;
      }
      default: {
	TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
//.........这里部分代码省略.........

/* IDirectMusicStyle8Impl IDirectMusicStyle8 part: */
static HRESULT WINAPI IDirectMusicStyle8Impl_IDirectMusicStyle8_QueryInterface (LPDIRECTMUSICSTYLE8 iface, REFIID riid, LPVOID *ppobj) {
	ICOM_THIS_MULTI(IDirectMusicStyle8Impl, StyleVtbl, iface);
	return IDirectMusicStyle8Impl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
}

static HRESULT WINAPI IDirectMusicStyle8Impl_IDirectMusicStyle8_GetChordMap (LPDIRECTMUSICSTYLE8 iface, WCHAR* pwszName, IDirectMusicChordMap** ppChordMap) {
	ICOM_THIS_MULTI(IDirectMusicStyle8Impl, StyleVtbl, iface);
	FIXME("(%p, %p, %p): stub\n", This, pwszName, ppChordMap);
	return S_OK;
}

static HRESULT WINAPI IDirectMusicStyle8Impl_IDirectMusicStyle8_GetTimeSignature (LPDIRECTMUSICSTYLE8 iface, DMUS_TIMESIGNATURE* pTimeSig) {
	ICOM_THIS_MULTI(IDirectMusicStyle8Impl, StyleVtbl, iface);
	FIXME("(%p, %p): stub\n", This, pTimeSig);
	return S_OK;
}

static HRESULT WINAPI IDirectMusicStyle8Impl_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
  ICOM_THIS_MULTI(IDirectMusicStyle8Impl, PersistStreamVtbl, iface);
  FIXME("(%p, %p): stub\n", This, pcbSize);
  return E_NOTIMPL;

}

static HRESULT WINAPI IDirectMusicStyle8Impl_IDirectMusicStyle8_GetDefaultBand (LPDIRECTMUSICSTYLE8 iface, IDirectMusicBand** ppBand) {
	ICOM_THIS_MULTI(IDirectMusicStyle8Impl, StyleVtbl, iface);
	FIXME("(%p, %p): stub\n", This, ppBand);
	return S_OK;
}

static HRESULT WINAPI IDirectMusicStyle8Impl_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
  ICOM_THIS_MULTI(IDirectMusicStyle8Impl, PersistStreamVtbl, iface);
  FIXME("(%p): Saving not implemented yet\n", This);
  return E_NOTIMPL;
}

static ULONG WINAPI IDirectMusicStyle8Impl_IDirectMusicStyle8_AddRef (LPDIRECTMUSICSTYLE8 iface) {
	ICOM_THIS_MULTI(IDirectMusicStyle8Impl, StyleVtbl, iface);
	return IDirectMusicStyle8Impl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
}

static ULONG WINAPI IDirectMusicBandImpl_IDirectMusicBand_Release (LPDIRECTMUSICBAND iface) {
	ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
	return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
}

static HRESULT WINAPI IDirectMusicStyle8Impl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
  ICOM_THIS_MULTI(IDirectMusicStyle8Impl, PersistStreamVtbl, iface);
  TRACE("(%p, %p)\n", This, pClassID);
  *pClassID = CLSID_DirectMusicStyle;
  return S_OK;
}