110 lines
2.0 KiB
C
110 lines
2.0 KiB
C
/*
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* Implementation of IGraphVersion for FilterGraph.
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*
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* FIXME - stub.
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*
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* hidenori@a2.ctktv.ne.jp
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*/
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#include "config.h"
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "wine/obj_base.h"
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#include "wine/obj_oleaut.h"
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#include "strmif.h"
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#include "control.h"
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#include "uuids.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(quartz);
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#include "quartz_private.h"
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#include "fgraph.h"
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static HRESULT WINAPI
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IGraphVersion_fnQueryInterface(IGraphVersion* iface,REFIID riid,void** ppobj)
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{
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CFilterGraph_THIS(iface,graphversion);
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TRACE("(%p)->()\n",This);
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return IUnknown_QueryInterface(This->unk.punkControl,riid,ppobj);
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}
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static ULONG WINAPI
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IGraphVersion_fnAddRef(IGraphVersion* iface)
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{
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CFilterGraph_THIS(iface,graphversion);
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TRACE("(%p)->()\n",This);
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return IUnknown_AddRef(This->unk.punkControl);
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}
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static ULONG WINAPI
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IGraphVersion_fnRelease(IGraphVersion* iface)
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{
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CFilterGraph_THIS(iface,graphversion);
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TRACE("(%p)->()\n",This);
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return IUnknown_Release(This->unk.punkControl);
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}
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static HRESULT WINAPI
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IGraphVersion_fnQueryVersion(IGraphVersion* iface,LONG* plVersion)
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{
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CFilterGraph_THIS(iface,graphversion);
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TRACE("(%p)->(%p)\n",This,plVersion);
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if ( plVersion == NULL )
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return E_POINTER;
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EnterCriticalSection( &This->m_csGraphVersion );
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*plVersion = This->m_lGraphVersion;
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LeaveCriticalSection( &This->m_csGraphVersion );
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return NOERROR;
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}
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static ICOM_VTABLE(IGraphVersion) igraphversion =
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{
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ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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/* IUnknown fields */
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IGraphVersion_fnQueryInterface,
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IGraphVersion_fnAddRef,
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IGraphVersion_fnRelease,
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/* IGraphVersion fields */
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IGraphVersion_fnQueryVersion,
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};
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HRESULT CFilterGraph_InitIGraphVersion( CFilterGraph* pfg )
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{
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TRACE("(%p)\n",pfg);
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ICOM_VTBL(&pfg->graphversion) = &igraphversion;
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InitializeCriticalSection( &pfg->m_csGraphVersion );
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pfg->m_lGraphVersion = 1;
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return NOERROR;
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}
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void CFilterGraph_UninitIGraphVersion( CFilterGraph* pfg )
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{
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TRACE("(%p)\n",pfg);
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DeleteCriticalSection( &pfg->m_csGraphVersion );
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}
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