source: trunk/src/quartz/seekpass.c@ 6710

/*
 * Implementation of CLSID_SeekingPassThru.
 *
 * hidenori@a2.ctktv.ne.jp
 */

#include "config.h"

#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winerror.h"
#include "wine/obj_base.h"
#include "strmif.h"
#include "uuids.h"

#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(quartz);

#include "quartz_private.h"
#include "seekpass.h"



static HRESULT WINAPI
ISeekingPassThru_fnQueryInterface(ISeekingPassThru* iface,REFIID riid,void** ppobj)
{
        CSeekingPassThru_THIS(iface,seekpass);

        TRACE("(%p)->()\n",This);

        return IUnknown_QueryInterface(This->unk.punkControl,riid,ppobj);
}

static ULONG WINAPI
ISeekingPassThru_fnAddRef(ISeekingPassThru* iface)
{
        CSeekingPassThru_THIS(iface,seekpass);

        TRACE("(%p)->()\n",This);

        return IUnknown_AddRef(This->unk.punkControl);
}

static ULONG WINAPI
ISeekingPassThru_fnRelease(ISeekingPassThru* iface)
{
        CSeekingPassThru_THIS(iface,seekpass);

        TRACE("(%p)->()\n",This);

        return IUnknown_Release(This->unk.punkControl);
}

static HRESULT WINAPI
ISeekingPassThru_fnInit(ISeekingPassThru* iface,BOOL bRendering,IPin* pPin)
{
        CSeekingPassThru_THIS(iface,seekpass);

        FIXME("(%p)->(%d,%p) stub!\n",This,bRendering,pPin);

        return E_NOTIMPL;
}


static ICOM_VTABLE(ISeekingPassThru) iseekingpassthru =
{
        ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
        /* IUnknown fields */
        ISeekingPassThru_fnQueryInterface,
        ISeekingPassThru_fnAddRef,
        ISeekingPassThru_fnRelease,
        /* ISeekingPassThru fields */
        ISeekingPassThru_fnInit,
};

static
HRESULT CSeekingPassThru_InitISeekingPassThru(CSeekingPassThru* This)
{
        TRACE("(%p)\n",This);
        ICOM_VTBL(&This->seekpass) = &iseekingpassthru;

        return NOERROR;
}

static
void CSeekingPassThru_UninitISeekingPassThru(CSeekingPassThru* This)
{
        TRACE("(%p)\n",This);
}


/* can I use offsetof safely? - FIXME? */
static QUARTZ_IFEntry IFEntries[] =
{
  { &IID_ISeekingPassThru, offsetof(CSeekingPassThru,seekpass)-offsetof(CSeekingPassThru,unk) },
};


static void QUARTZ_DestroySeekingPassThru(IUnknown* punk)
{
        CSeekingPassThru_THIS(punk,unk);

        CSeekingPassThru_UninitISeekingPassThru(This);
}

HRESULT QUARTZ_CreateSeekingPassThru(IUnknown* punkOuter,void** ppobj)
{
        CSeekingPassThru*       This;
        HRESULT hr;

        TRACE("(%p,%p)\n",punkOuter,ppobj);

        This = (CSeekingPassThru*)QUARTZ_AllocObj( sizeof(CSeekingPassThru) );
        if ( This == NULL )
                return E_OUTOFMEMORY;

        QUARTZ_IUnkInit( &This->unk, punkOuter );
        hr = CSeekingPassThru_InitISeekingPassThru(This);
        if ( FAILED(hr) )
        {
                QUARTZ_FreeObj( This );
                return hr;
        }

        This->unk.pEntries = IFEntries;
        This->unk.dwEntries = sizeof(IFEntries)/sizeof(IFEntries[0]);
        This->unk.pOnFinalRelease = QUARTZ_DestroySeekingPassThru;

        *ppobj = (void*)(&This->unk);

        return S_OK;
}