mirror of
https://github.com/reactos/wine.git
synced 2024-11-25 20:59:54 +00:00
356 lines
16 KiB
C
356 lines
16 KiB
C
/* IDirectMusicCommandTrack Implementation
|
|
*
|
|
* Copyright (C) 2003-2004 Rok Mandeljc
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
#include "dmstyle_private.h"
|
|
|
|
WINE_DEFAULT_DEBUG_CHANNEL(dmstyle);
|
|
WINE_DECLARE_DEBUG_CHANNEL(dmfile);
|
|
|
|
static ULONG WINAPI IDirectMusicCommandTrack_IUnknown_AddRef (LPUNKNOWN iface);
|
|
static ULONG WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface);
|
|
static ULONG WINAPI IDirectMusicCommandTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface);
|
|
|
|
/*****************************************************************************
|
|
* IDirectMusicCommandTrack implementation
|
|
*/
|
|
/* IDirectMusicCommandTrack IUnknown part: */
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, UnknownVtbl, iface);
|
|
TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
|
|
|
|
if (IsEqualIID (riid, &IID_IUnknown)) {
|
|
*ppobj = &This->UnknownVtbl;
|
|
IDirectMusicCommandTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
|
|
return S_OK;
|
|
} else if (IsEqualIID (riid, &IID_IDirectMusicTrack)
|
|
|| IsEqualIID (riid, &IID_IDirectMusicTrack8)) {
|
|
*ppobj = (LPDIRECTMUSICTRACK8)&This->TrackVtbl;
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_AddRef ((LPDIRECTMUSICTRACK8)&This->TrackVtbl);
|
|
return S_OK;
|
|
} else if (IsEqualIID (riid, &IID_IPersistStream)) {
|
|
*ppobj = &This->PersistStreamVtbl;
|
|
IDirectMusicCommandTrack_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
|
|
return S_OK;
|
|
}
|
|
|
|
WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI IDirectMusicCommandTrack_IUnknown_AddRef (LPUNKNOWN iface) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, UnknownVtbl, iface);
|
|
ULONG ref = InterlockedIncrement(&This->ref);
|
|
|
|
TRACE("(%p): AddRef from %d\n", This, ref - 1);
|
|
|
|
DMSTYLE_LockModule();
|
|
|
|
return ref;
|
|
}
|
|
|
|
static ULONG WINAPI IDirectMusicCommandTrack_IUnknown_Release (LPUNKNOWN iface) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, UnknownVtbl, iface);
|
|
ULONG ref = InterlockedDecrement(&This->ref);
|
|
|
|
TRACE("(%p): ReleaseRef to %d\n", This, ref);
|
|
|
|
if (ref == 0) {
|
|
HeapFree(GetProcessHeap(), 0, This);
|
|
}
|
|
|
|
DMSTYLE_UnlockModule();
|
|
|
|
return ref;
|
|
}
|
|
|
|
static const IUnknownVtbl DirectMusicCommandTrack_Unknown_Vtbl = {
|
|
IDirectMusicCommandTrack_IUnknown_QueryInterface,
|
|
IDirectMusicCommandTrack_IUnknown_AddRef,
|
|
IDirectMusicCommandTrack_IUnknown_Release
|
|
};
|
|
|
|
/* IDirectMusicCommandTrack IDirectMusicTrack8 part: */
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
return IDirectMusicCommandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
|
|
}
|
|
|
|
static ULONG WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
return IDirectMusicCommandTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
|
|
}
|
|
|
|
static ULONG WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_Release (LPDIRECTMUSICTRACK8 iface) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
return IDirectMusicCommandTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_Init (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegment* pSegment)
|
|
{
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %p): stub\n", This, pSegment);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_InitPlay (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* pSegmentState, IDirectMusicPerformance* pPerformance, void** ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags)
|
|
{
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %p, %p, %p, %d, %d): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData)
|
|
{
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %p): stub\n", This, pStateData);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_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(IDirectMusicCommandTrack, 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 WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %s, %d, %p, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %s, %d, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
|
|
TRACE("(%p, %s)\n", This, debugstr_dmguid(rguidType));
|
|
if (IsEqualGUID (rguidType, &GUID_CommandParam)
|
|
|| IsEqualGUID (rguidType, &GUID_CommandParam2)
|
|
|| IsEqualGUID (rguidType, &GUID_CommandParamNext)) {
|
|
TRACE("param supported\n");
|
|
return S_OK;
|
|
}
|
|
|
|
TRACE("param unsupported\n");
|
|
return DMUS_E_TYPE_UNSUPPORTED;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %d, %d, %p): stub\n", This, mtStart, mtEnd, ppTrack);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_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(IDirectMusicCommandTrack, 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 IDirectMusicCommandTrack_IDirectMusicTrack_GetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* prtNext, void* pParam, void* pStateData, DWORD dwFlags) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %s, 0x%s, %p, %p, %p, %d): stub\n", This, debugstr_dmguid(rguidType),
|
|
wine_dbgstr_longlong(rtTime), prtNext, pParam, pStateData, dwFlags);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_SetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* pParam, void* pStateData, DWORD dwFlags) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %s, 0x%s, %p, %p, %d): stub\n", This, debugstr_dmguid(rguidType),
|
|
wine_dbgstr_longlong(rtTime), pParam, pStateData, dwFlags);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %p, %d, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, TrackVtbl, iface);
|
|
FIXME("(%p, %p, %d, %p, %d, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
|
|
return S_OK;
|
|
}
|
|
|
|
static const IDirectMusicTrack8Vtbl DirectMusicCommandTrack_Track_Vtbl = {
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_QueryInterface,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_AddRef,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_Release,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_Init,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_InitPlay,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_EndPlay,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_Play,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_GetParam,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_SetParam,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_IsParamSupported,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_AddNotificationType,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_RemoveNotificationType,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_Clone,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_PlayEx,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_GetParamEx,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_SetParamEx,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_Compose,
|
|
IDirectMusicCommandTrack_IDirectMusicTrack_Join
|
|
};
|
|
|
|
/* IDirectMusicCommandTrack IPersistStream part: */
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, PersistStreamVtbl, iface);
|
|
return IDirectMusicCommandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
|
|
}
|
|
|
|
static ULONG WINAPI IDirectMusicCommandTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, PersistStreamVtbl, iface);
|
|
return IDirectMusicCommandTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
|
|
}
|
|
|
|
static ULONG WINAPI IDirectMusicCommandTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, PersistStreamVtbl, iface);
|
|
return IDirectMusicCommandTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
|
|
ICOM_THIS_MULTI(IDirectMusicCommandTrack, PersistStreamVtbl, iface);
|
|
FOURCC chunkID;
|
|
DWORD chunkSize, dwSizeOfStruct, nrCommands;
|
|
LARGE_INTEGER liMove; /* used when skipping chunks */
|
|
|
|
IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
|
|
IStream_Read (pStm, &chunkSize, sizeof(DWORD), NULL);
|
|
TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (chunkID), chunkSize);
|
|
switch (chunkID) {
|
|
case DMUS_FOURCC_COMMANDTRACK_CHUNK: {
|
|
int count;
|
|
TRACE_(dmfile)(": command track chunk\n");
|
|
IStream_Read (pStm, &dwSizeOfStruct, sizeof(DWORD), NULL);
|
|
if (dwSizeOfStruct != sizeof(DMUS_IO_COMMAND)) {
|
|
TRACE_(dmfile)(": declared size of struct (=%d) != actual size; indicates older direct music version\n", dwSizeOfStruct);
|
|
}
|
|
chunkSize -= sizeof(DWORD); /* now chunk size is one DWORD shorter */
|
|
nrCommands = chunkSize/dwSizeOfStruct; /* and this is the number of commands */
|
|
/* load each command separately in new entry */
|
|
for (count = 0; count < nrCommands; count++) {
|
|
LPDMUS_PRIVATE_COMMAND pNewCommand = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_COMMAND));
|
|
IStream_Read (pStm, &pNewCommand->pCommand, dwSizeOfStruct, NULL);
|
|
list_add_tail (&This->Commands, &pNewCommand->entry);
|
|
}
|
|
TRACE_(dmfile)(": reading finished\n");
|
|
This->pDesc->dwValidData |= DMUS_OBJ_LOADED;
|
|
break;
|
|
}
|
|
default: {
|
|
TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
|
|
liMove.QuadPart = chunkSize;
|
|
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
|
|
return E_FAIL;
|
|
}
|
|
}
|
|
|
|
/* DEBUG: dumps whole band track object tree: */
|
|
if (TRACE_ON(dmstyle)) {
|
|
int r = 0;
|
|
DMUS_PRIVATE_COMMAND *tmpEntry;
|
|
struct list *listEntry;
|
|
TRACE("*** IDirectMusicCommandTrack (%p) ***\n", This->TrackVtbl);
|
|
TRACE(" - Commands:\n");
|
|
LIST_FOR_EACH (listEntry, &This->Commands) {
|
|
tmpEntry = LIST_ENTRY (listEntry, DMUS_PRIVATE_COMMAND, entry);
|
|
TRACE(" - Command[%i]:\n", r);
|
|
TRACE(" - mtTime = %i\n", tmpEntry->pCommand.mtTime);
|
|
TRACE(" - wMeasure = %d\n", tmpEntry->pCommand.wMeasure);
|
|
TRACE(" - bBeat = %i\n", tmpEntry->pCommand.bBeat);
|
|
TRACE(" - bCommand = %i\n", tmpEntry->pCommand.bCommand);
|
|
TRACE(" - bGrooveLevel = %i\n", tmpEntry->pCommand.bGrooveLevel);
|
|
TRACE(" - bGrooveRange = %i\n", tmpEntry->pCommand.bGrooveRange);
|
|
TRACE(" - bRepeatMode = %i\n", tmpEntry->pCommand.bRepeatMode);
|
|
r++;
|
|
}
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicCommandTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const IPersistStreamVtbl DirectMusicCommandTrack_PersistStream_Vtbl = {
|
|
IDirectMusicCommandTrack_IPersistStream_QueryInterface,
|
|
IDirectMusicCommandTrack_IPersistStream_AddRef,
|
|
IDirectMusicCommandTrack_IPersistStream_Release,
|
|
IDirectMusicCommandTrack_IPersistStream_GetClassID,
|
|
IDirectMusicCommandTrack_IPersistStream_IsDirty,
|
|
IDirectMusicCommandTrack_IPersistStream_Load,
|
|
IDirectMusicCommandTrack_IPersistStream_Save,
|
|
IDirectMusicCommandTrack_IPersistStream_GetSizeMax
|
|
};
|
|
|
|
/* for ClassFactory */
|
|
HRESULT WINAPI DMUSIC_CreateDirectMusicCommandTrack (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
|
|
IDirectMusicCommandTrack* track;
|
|
|
|
track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicCommandTrack));
|
|
if (NULL == track) {
|
|
*ppobj = NULL;
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
track->UnknownVtbl = &DirectMusicCommandTrack_Unknown_Vtbl;
|
|
track->TrackVtbl = &DirectMusicCommandTrack_Track_Vtbl;
|
|
track->PersistStreamVtbl = &DirectMusicCommandTrack_PersistStream_Vtbl;
|
|
track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
|
|
DM_STRUCT_INIT(track->pDesc);
|
|
track->pDesc->dwValidData |= DMUS_OBJ_CLASS;
|
|
track->pDesc->guidClass = CLSID_DirectMusicCommandTrack;
|
|
track->ref = 0; /* will be inited by QueryInterface */
|
|
list_init (&track->Commands);
|
|
|
|
return IDirectMusicCommandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
|
|
}
|