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rstwtr.idl：源码内容

							//-----------------------------------------------------------------------------
// File:			rstwtr.idl
//
// Copyright:		Copyright (c) Microsoft Corporation          
//
// Contents: 		OLE DB interface definition
//
// Comments: 		
//
//-----------------------------------------------------------------------------
#include "idlmulti.h"
//  
    
    LOCAL_INTERFACE(0c733a45-2a1c-11ce-ade5-00aa0044773d)
    
interface IRowsetWatchRegion : IRowsetWatchAll {
	//
	//	DBWATCHMODE and related definitions
	//
typedef DWORD DBWATCHMODE;
enum DBWATCHMODEENUM {
	DBWATCHMODE_ALL    = 0x01,
	DBWATCHMODE_EXTEND = 0x02,
	DBWATCHMODE_MOVE   = 0x04,
	DBWATCHMODE_COUNT  = 0x08
};
	//
	//	DBROWWATCHCHANGE and related definitions
	//
typedef DWORD DBROWCHANGEKIND;
enum DBROWCHANGEKINDENUM {
	DBROWCHANGEKIND_INSERT,
	DBROWCHANGEKIND_DELETE,
	DBROWCHANGEKIND_UPDATE,
	DBROWCHANGEKIND_COUNT
};
typedef struct tagDBROWWATCHRANGE {
	HWATCHREGION hRegion;
	DBROWCHANGEKIND eChangeKind;
	HROW hRow;
	DBCOUNTITEM iRow;
} DBROWWATCHCHANGE;
	HRESULT CreateWatchRegion(
		[in] DBWATCHMODE dwWatchMode,
		[out] HWATCHREGION * phRegion
	);
	HRESULT ChangeWatchMode(
		[in] HWATCHREGION hRegion,
		[in] DBWATCHMODE dwWatchMode
	);
	HRESULT DeleteWatchRegion(
		[in] HWATCHREGION hRegion
	);
	HRESULT GetWatchRegionInfo(
		[in] HWATCHREGION hRegion,
		[out] DBWATCHMODE * pdwWatchMode,
		[out] HCHAPTER * phChapter,
		[in, out] DBBKMARK * pcbBookmark,
		[out, size_is(,*pcbBookmark)] BYTE ** ppBookmark,
		[out] DBROWCOUNT * pcRows
	);
	HRESULT Refresh(
		[in, out] DBCOUNTITEM * pcChangesObtained,
		[out, size_is(,*pcChangesObtained)] DBROWWATCHCHANGE ** prgChanges
	);
	HRESULT ShrinkWatchRegion(
		[in] HWATCHREGION hRegion,
		[in] HCHAPTER hChapter,
		[in] DBBKMARK cbBookmark,
		[in, size_is(cbBookmark)] BYTE * pBookmark,
		[in] DBROWCOUNT cRows
	);
}

						