Windows2000/private/windows/media/avi/inc.16/dvobj.h
2020-09-30 17:12:32 +02:00

368 lines
11 KiB
C

/*****************************************************************************\
* *
* dvobj.h - Data/view value types, interface and APIs *
* *
* Version 1.0 *
* *
* Copyright (c) 1993-1994, Microsoft Corp. All rights reserved. *
* *
\*****************************************************************************/
#if !defined( _DVOBJ_H_ )
#define _DVOBJ_H_
/****** DV value types ******************************************************/
// forward type declarations
#if defined(__cplusplus)
interface IStorage;
interface IStream;
interface IAdviseSink;
interface IMoniker;
#else
typedef interface IStorage IStorage;
typedef interface IStream IStream;
typedef interface IAdviseSink IAdviseSink;
typedef interface IMoniker IMoniker;
#endif
typedef IStorage FAR* LPSTORAGE;
typedef IStream FAR* LPSTREAM;
typedef IAdviseSink FAR* LPADVISESINK;
typedef IMoniker FAR* LPMONIKER;
#if !defined(_MAC)
typedef WORD CLIPFORMAT;
#else
typedef unsigned long CLIPFORMAT; // ResType
#endif
typedef CLIPFORMAT FAR* LPCLIPFORMAT;
// Data/View aspect; specifies the desired aspect of the object when
// drawing or getting data.
typedef enum tagDVASPECT
{
DVASPECT_CONTENT = 1,
DVASPECT_THUMBNAIL = 2,
DVASPECT_ICON = 4,
DVASPECT_DOCPRINT = 8
} DVASPECT;
// Data/View target device; determines the device for drawing or gettting data
typedef struct FARSTRUCT tagDVTARGETDEVICE
{
DWORD tdSize;
WORD tdDriverNameOffset;
WORD tdDeviceNameOffset;
WORD tdPortNameOffset;
WORD tdExtDevmodeOffset;
BYTE tdData[1];
} DVTARGETDEVICE;
// Format, etc.; completely specifices the kind of data desired, including tymed
typedef struct FARSTRUCT tagFORMATETC
{
CLIPFORMAT cfFormat;
DVTARGETDEVICE FAR* ptd;
DWORD dwAspect;
LONG lindex;
DWORD tymed;
} FORMATETC, FAR* LPFORMATETC;
// TYpes of storage MEDiums; determines how data is stored or passed around
typedef enum tagTYMED
{
TYMED_HGLOBAL = 1,
TYMED_FILE = 2,
TYMED_ISTREAM = 4,
TYMED_ISTORAGE = 8,
TYMED_GDI = 16,
TYMED_MFPICT = 32,
TYMED_NULL = 0
} TYMED;
// DATA format DIRection
typedef enum tagDATADIR
{
DATADIR_GET = 1,
DATADIR_SET = 2,
} DATADIR;
// SToraGe MEDIUM; a block of data on a particular medium
typedef struct FARSTRUCT tagSTGMEDIUM
{
DWORD tymed;
union
{
HANDLE hGlobal;
LPSTR lpszFileName;
IStream FAR* pstm;
IStorage FAR* pstg;
}
#ifdef NONAMELESSUNION
u // add a tag when name less unions not supported
#endif
;
IUnknown FAR* pUnkForRelease;
} STGMEDIUM, FAR* LPSTGMEDIUM;
// Advise Flags
typedef enum tagADVF
{
ADVF_NODATA = 1,
ADVF_PRIMEFIRST = 2,
ADVF_ONLYONCE = 4,
ADVF_DATAONSTOP = 64,
ADVFCACHE_NOHANDLER = 8,
ADVFCACHE_FORCEBUILTIN = 16,
ADVFCACHE_ONSAVE = 32
} ADVF;
// Stats for data; used by several enumerations and by at least one
// implementation of IDataAdviseHolder; if a field is not used, it
// will be NULL.
typedef struct FARSTRUCT tagSTATDATA
{ // field used by:
FORMATETC formatetc; // EnumAdvise, EnumData (cache), EnumFormats
DWORD advf; // EnumAdvise, EnumData (cache)
IAdviseSink FAR* pAdvSink; // EnumAdvise
DWORD dwConnection; // EnumAdvise
} STATDATA;
typedef STATDATA FAR* LPSTATDATA;
/****** DV Interfaces ***************************************************/
#undef INTERFACE
#define INTERFACE IEnumFORMATETC
DECLARE_INTERFACE_(IEnumFORMATETC, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppv) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IEnumFORMATETC methods ***
STDMETHOD(Next) (THIS_ ULONG celt, FORMATETC FAR * rgelt, ULONG FAR* pceltFetched) PURE;
STDMETHOD(Skip) (THIS_ ULONG celt) PURE;
STDMETHOD(Reset) (THIS) PURE;
STDMETHOD(Clone) (THIS_ IEnumFORMATETC FAR* FAR* ppenum) PURE;
};
typedef IEnumFORMATETC FAR* LPENUMFORMATETC;
#undef INTERFACE
#define INTERFACE IEnumSTATDATA
DECLARE_INTERFACE_(IEnumSTATDATA, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppv) PURE;
STDMETHOD_(ULONG, AddRef) (THIS) PURE;
STDMETHOD_(ULONG, Release) (THIS) PURE;
// *** IEnumSTATDATA methods ***
STDMETHOD(Next) (THIS_ ULONG celt, STATDATA FAR * rgelt, ULONG FAR* pceltFetched) PURE;
STDMETHOD(Skip) (THIS_ ULONG celt) PURE;
STDMETHOD(Reset) (THIS) PURE;
STDMETHOD(Clone) (THIS_ IEnumSTATDATA FAR* FAR* ppenum) PURE;
};
typedef IEnumSTATDATA FAR* LPENUMSTATDATA;
#undef INTERFACE
#define INTERFACE IDataObject
#define DATA_E_FORMATETC DV_E_FORMATETC
#define DATA_S_SAMEFORMATETC (DATA_S_FIRST + 0)
DECLARE_INTERFACE_(IDataObject, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG, Release) (THIS) PURE;
// *** IDataObject methods ***
STDMETHOD(GetData) (THIS_ LPFORMATETC pformatetcIn,
LPSTGMEDIUM pmedium ) PURE;
STDMETHOD(GetDataHere) (THIS_ LPFORMATETC pformatetc,
LPSTGMEDIUM pmedium ) PURE;
STDMETHOD(QueryGetData) (THIS_ LPFORMATETC pformatetc ) PURE;
STDMETHOD(GetCanonicalFormatEtc) (THIS_ LPFORMATETC pformatetc,
LPFORMATETC pformatetcOut) PURE;
STDMETHOD(SetData) (THIS_ LPFORMATETC pformatetc, STGMEDIUM FAR * pmedium,
BOOL fRelease) PURE;
STDMETHOD(EnumFormatEtc) (THIS_ DWORD dwDirection,
LPENUMFORMATETC FAR* ppenumFormatEtc) PURE;
STDMETHOD(DAdvise) (THIS_ FORMATETC FAR* pFormatetc, DWORD advf,
LPADVISESINK pAdvSink, DWORD FAR* pdwConnection) PURE;
STDMETHOD(DUnadvise) (THIS_ DWORD dwConnection) PURE;
STDMETHOD(EnumDAdvise) (THIS_ LPENUMSTATDATA FAR* ppenumAdvise) PURE;
};
typedef IDataObject FAR* LPDATAOBJECT;
#undef INTERFACE
#define INTERFACE IViewObject
#define VIEW_E_DRAW (VIEW_E_FIRST)
#define E_DRAW VIEW_E_DRAW
#define VIEW_S_ALREADY_FROZEN (VIEW_S_FIRST)
DECLARE_INTERFACE_(IViewObject, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IViewObject methods ***
STDMETHOD(Draw) (THIS_ DWORD dwDrawAspect, LONG lindex,
void FAR* pvAspect, DVTARGETDEVICE FAR * ptd,
HDC hicTargetDev,
HDC hdcDraw,
const LPRECTL lprcBounds,
const LPRECTL lprcWBounds,
BOOL (CALLBACK * pfnContinue) (DWORD),
DWORD dwContinue) PURE;
STDMETHOD(GetColorSet) (THIS_ DWORD dwDrawAspect, LONG lindex,
void FAR* pvAspect, DVTARGETDEVICE FAR * ptd,
HDC hicTargetDev,
LPLOGPALETTE FAR* ppColorSet) PURE;
STDMETHOD(Freeze)(THIS_ DWORD dwDrawAspect, LONG lindex,
void FAR* pvAspect,
DWORD FAR* pdwFreeze) PURE;
STDMETHOD(Unfreeze) (THIS_ DWORD dwFreeze) PURE;
STDMETHOD(SetAdvise) (THIS_ DWORD aspects, DWORD advf,
LPADVISESINK pAdvSink) PURE;
STDMETHOD(GetAdvise) (THIS_ DWORD FAR* pAspects, DWORD FAR* pAdvf,
LPADVISESINK FAR* ppAdvSink) PURE;
};
typedef IViewObject FAR* LPVIEWOBJECT;
#undef INTERFACE
#define INTERFACE IAdviseSink
DECLARE_INTERFACE_(IAdviseSink, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppv) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IAdviseSink methods ***
STDMETHOD_(void,OnDataChange)(THIS_ FORMATETC FAR* pFormatetc,
STGMEDIUM FAR* pStgmed) PURE;
STDMETHOD_(void,OnViewChange)(THIS_ DWORD dwAspect, LONG lindex) PURE;
STDMETHOD_(void,OnRename)(THIS_ LPMONIKER pmk) PURE;
STDMETHOD_(void,OnSave)(THIS) PURE;
STDMETHOD_(void,OnClose)(THIS) PURE;
};
typedef IAdviseSink FAR* LPADVISESINK;
#undef INTERFACE
#define INTERFACE IAdviseSink2
DECLARE_INTERFACE_(IAdviseSink2, IAdviseSink)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppv) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IAdviseSink methods ***
STDMETHOD_(void,OnDataChange)(THIS_ FORMATETC FAR* pFormatetc,
STGMEDIUM FAR* pStgmed) PURE;
STDMETHOD_(void,OnViewChange)(THIS_ DWORD dwAspect, LONG lindex) PURE;
STDMETHOD_(void,OnRename)(THIS_ LPMONIKER pmk) PURE;
STDMETHOD_(void,OnSave)(THIS) PURE;
STDMETHOD_(void,OnClose)(THIS) PURE;
// *** IAdviseSink2 methods ***
STDMETHOD_(void,OnLinkSrcChange)(THIS_ LPMONIKER pmk) PURE;
};
typedef IAdviseSink2 FAR* LPADVISESINK2;
#undef INTERFACE
#define INTERFACE IDataAdviseHolder
DECLARE_INTERFACE_(IDataAdviseHolder, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppv) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IDataAdviseHolder methods ***
STDMETHOD(Advise)(THIS_ LPDATAOBJECT pDataObject, FORMATETC FAR* pFetc,
DWORD advf, LPADVISESINK pAdvise, DWORD FAR* pdwConnection) PURE;
STDMETHOD(Unadvise)(THIS_ DWORD dwConnection) PURE;
STDMETHOD(EnumAdvise)(THIS_ LPENUMSTATDATA FAR* ppenumAdvise) PURE;
STDMETHOD(SendOnDataChange)(THIS_ LPDATAOBJECT pDataObject, DWORD dwReserved, DWORD advf) PURE;
};
typedef IDataAdviseHolder FAR* LPDATAADVISEHOLDER;
#undef INTERFACE
#define INTERFACE IOleCache
#define CACHE_E_NOCACHE_UPDATED (CACHE_E_FIRST)
#define CACHE_S_FORMATETC_NOTSUPPORTED (CACHE_S_FIRST)
#define CACHE_S_SAMECACHE (CACHE_S_FIRST+1)
#define CACHE_S_SOMECACHES_NOTUPDATED (CACHE_S_FIRST+2)
DECLARE_INTERFACE_(IOleCache, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IOleCache methods ***
STDMETHOD(Cache) (THIS_ LPFORMATETC lpFormatetc, DWORD advf, LPDWORD lpdwConnection) PURE;
STDMETHOD(Uncache) (THIS_ DWORD dwConnection) PURE;
STDMETHOD(EnumCache) (THIS_ LPENUMSTATDATA FAR* ppenumStatData) PURE;
STDMETHOD(InitCache) (THIS_ LPDATAOBJECT pDataObject) PURE;
STDMETHOD(SetData) (THIS_ LPFORMATETC pformatetc, STGMEDIUM FAR * pmedium,
BOOL fRelease) PURE;
};
typedef IOleCache FAR* LPOLECACHE;
/****** DV APIs ***********************************************************/
STDAPI CreateDataAdviseHolder(LPDATAADVISEHOLDER FAR* ppDAHolder);
#endif // _DVOBJ_H_