wine/dlls/dmusic/dmobject.c

186 lines
5.7 KiB
C

/*
* Base IDirectMusicObject Implementation
* Keep in sync with the master in dlls/dmusic/dmobject.c
*
* Copyright (C) 2003-2004 Rok Mandeljc
* Copyright (C) 2014 Michael Stefaniuc
*
* 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
*/
#define COBJMACROS
#include "objbase.h"
#include "dmusici.h"
#include "dmobject.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmobj);
/* Generic IDirectMusicObject methods */
static inline struct dmobject *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
{
return CONTAINING_RECORD(iface, struct dmobject, IDirectMusicObject_iface);
}
HRESULT WINAPI dmobj_IDirectMusicObject_QueryInterface(IDirectMusicObject *iface, REFIID riid,
void **ret_iface)
{
struct dmobject *This = impl_from_IDirectMusicObject(iface);
return IUnknown_QueryInterface(This->outer_unk, riid, ret_iface);
}
ULONG WINAPI dmobj_IDirectMusicObject_AddRef(IDirectMusicObject *iface)
{
struct dmobject *This = impl_from_IDirectMusicObject(iface);
return IUnknown_AddRef(This->outer_unk);
}
ULONG WINAPI dmobj_IDirectMusicObject_Release(IDirectMusicObject *iface)
{
struct dmobject *This = impl_from_IDirectMusicObject(iface);
return IUnknown_Release(This->outer_unk);
}
HRESULT WINAPI dmobj_IDirectMusicObject_GetDescriptor(IDirectMusicObject *iface,
DMUS_OBJECTDESC *desc)
{
struct dmobject *This = impl_from_IDirectMusicObject(iface);
TRACE("(%p/%p)->(%p)\n", iface, This, desc);
if (!desc)
return E_POINTER;
memcpy(desc, &This->desc, This->desc.dwSize);
return S_OK;
}
HRESULT WINAPI dmobj_IDirectMusicObject_SetDescriptor(IDirectMusicObject *iface,
DMUS_OBJECTDESC *desc)
{
struct dmobject *This = impl_from_IDirectMusicObject(iface);
HRESULT ret = S_OK;
TRACE("(%p, %p)\n", iface, desc);
if (!desc)
return E_POINTER;
/* Immutable property */
if (desc->dwValidData & DMUS_OBJ_CLASS)
{
desc->dwValidData &= ~DMUS_OBJ_CLASS;
ret = S_FALSE;
}
/* Set only valid fields */
if (desc->dwValidData & DMUS_OBJ_OBJECT)
This->desc.guidObject = desc->guidObject;
if (desc->dwValidData & DMUS_OBJ_NAME)
lstrcpynW(This->desc.wszName, desc->wszName, DMUS_MAX_NAME);
if (desc->dwValidData & DMUS_OBJ_CATEGORY)
lstrcpynW(This->desc.wszCategory, desc->wszCategory, DMUS_MAX_CATEGORY);
if (desc->dwValidData & DMUS_OBJ_FILENAME)
lstrcpynW(This->desc.wszFileName, desc->wszFileName, DMUS_MAX_FILENAME);
if (desc->dwValidData & DMUS_OBJ_VERSION)
This->desc.vVersion = desc->vVersion;
if (desc->dwValidData & DMUS_OBJ_DATE)
This->desc.ftDate = desc->ftDate;
if (desc->dwValidData & DMUS_OBJ_MEMORY) {
This->desc.llMemLength = desc->llMemLength;
memcpy(This->desc.pbMemData, desc->pbMemData, desc->llMemLength);
}
if (desc->dwValidData & DMUS_OBJ_STREAM)
IStream_Clone(desc->pStream, &This->desc.pStream);
This->desc.dwValidData |= desc->dwValidData;
return ret;
}
/* Generic IPersistStream methods */
static inline struct dmobject *impl_from_IPersistStream(IPersistStream *iface)
{
return CONTAINING_RECORD(iface, struct dmobject, IPersistStream_iface);
}
HRESULT WINAPI dmobj_IPersistStream_QueryInterface(IPersistStream *iface, REFIID riid,
void **ret_iface)
{
struct dmobject *This = impl_from_IPersistStream(iface);
return IUnknown_QueryInterface(This->outer_unk, riid, ret_iface);
}
ULONG WINAPI dmobj_IPersistStream_AddRef(IPersistStream *iface)
{
struct dmobject *This = impl_from_IPersistStream(iface);
return IUnknown_AddRef(This->outer_unk);
}
ULONG WINAPI dmobj_IPersistStream_Release(IPersistStream *iface)
{
struct dmobject *This = impl_from_IPersistStream(iface);
return IUnknown_Release(This->outer_unk);
}
HRESULT WINAPI dmobj_IPersistStream_GetClassID(IPersistStream *iface, CLSID *class)
{
struct dmobject *This = impl_from_IPersistStream(iface);
TRACE("(%p, %p)\n", This, class);
if (!class)
return E_POINTER;
*class = This->desc.guidClass;
return S_OK;
}
/* IPersistStream methods not implemented in native */
HRESULT WINAPI unimpl_IPersistStream_GetClassID(IPersistStream *iface, CLSID *class)
{
TRACE("(%p, %p): method not implemented\n", iface, class);
return E_NOTIMPL;
}
HRESULT WINAPI unimpl_IPersistStream_IsDirty(IPersistStream *iface)
{
TRACE("(%p): method not implemented, always returning S_FALSE\n", iface);
return S_FALSE;
}
HRESULT WINAPI unimpl_IPersistStream_Save(IPersistStream *iface, IStream *stream,
BOOL clear_dirty)
{
TRACE("(%p, %p, %d): method not implemented\n", iface, stream, clear_dirty);
return E_NOTIMPL;
}
HRESULT WINAPI unimpl_IPersistStream_GetSizeMax(IPersistStream *iface, ULARGE_INTEGER *size)
{
TRACE("(%p, %p): method not implemented\n", iface, size);
return E_NOTIMPL;
}
void dmobject_init(struct dmobject *dmobj, const GUID *class, IUnknown *outer_unk)
{
dmobj->outer_unk = outer_unk;
dmobj->desc.dwSize = sizeof(dmobj->desc);
dmobj->desc.dwValidData = DMUS_OBJ_CLASS;
dmobj->desc.guidClass = *class;
}