155 lines
5 KiB
C
155 lines
5 KiB
C
/************************************************************************
|
|
** D A O G E T R W . H *
|
|
** *
|
|
** GetRows interface *
|
|
** *
|
|
** Warning: This file is copied from cdaost.h. Changes must be made *
|
|
** in both files *
|
|
** *
|
|
** *
|
|
*************************************************************************
|
|
** Copyright (C) 1996 - 1999 Microsoft Corporation *
|
|
** All Rights Reserved *
|
|
************************************************************************/
|
|
|
|
#if !defined (_DAOGETRW_H_)
|
|
#pragma option push -b -a8 -pc -A- /*P_O_Push*/
|
|
#define _DAOGETRW_H_
|
|
|
|
/*
|
|
Enumerations
|
|
*/
|
|
typedef enum
|
|
{
|
|
DAOCOLKIND_IND = 0,
|
|
DAOCOLKIND_STR,
|
|
DAOCOLKIND_WSTR
|
|
} DAOCOLKIND;
|
|
|
|
typedef enum
|
|
{
|
|
DAO_I2 = 0,
|
|
DAO_I4,
|
|
DAO_R4,
|
|
DAO_R8,
|
|
DAO_CURRENCY,
|
|
DAO_DATE,
|
|
DAO_BOOL,
|
|
DAO_BSTR,
|
|
DAO_LPSTR,
|
|
DAO_LPWSTR,
|
|
DAO_BLOB,
|
|
DAO_BYTES,
|
|
DAO_CHAR,
|
|
DAO_WCHAR,
|
|
DAO_ANYVARIANT,
|
|
DAO_BOOKMARK,
|
|
DAO_BYTE,
|
|
DAO_GUID,
|
|
DAO_DATATYPEMAX
|
|
} DAODATATYPE;
|
|
|
|
/*
|
|
Macros
|
|
*/
|
|
#define DAO_NOINDICATOR 0xffffffff
|
|
#define DAO_NULL 0xffffffff
|
|
#define DAO_CANTCOERCE 0xfffffffc
|
|
#define DAO_NOMAXLENGTH 0x00000000
|
|
|
|
#define DAOROWFETCH_CALLEEALLOCATES 0x00000001
|
|
#define DAOROWFETCH_DONTADVANCE 0x00000002
|
|
#define DAOROWFETCH_FORCEREFRESH 0x00000004
|
|
#define DAOROWFETCH_BINDABSOLUTE 0x00000008
|
|
#define DAOROWFETCH_ODBCNEXT 0x00000010
|
|
|
|
#define DAOBINDING_DIRECT 0x00000001
|
|
#define DAOBINDING_VARIANT 0x00000002
|
|
#define DAOBINDING_CALLBACK 0x00000004
|
|
|
|
/*
|
|
Structures
|
|
*/
|
|
typedef struct
|
|
{
|
|
DWORD dwKind;
|
|
union
|
|
{
|
|
LONG ind;
|
|
LPCSTR lpstr;
|
|
LPCWSTR lpwstr;
|
|
};
|
|
} DAOCOLUMNID;
|
|
typedef DAOCOLUMNID *LPDAOCOLUMNID;
|
|
|
|
// Callback for binding
|
|
EXTERN_C typedef HRESULT (STDAPICALLTYPE *LPDAOBINDFUNC)(ULONG cb, DWORD dwUser, LPVOID *ppData);
|
|
#define DAOBINDINGFUNC(f) STDAPI f (ULONG cb, DWORD dwUser, LPVOID *ppData)
|
|
|
|
typedef struct
|
|
{
|
|
DAOCOLUMNID columnID;
|
|
ULONG cbDataOffset;
|
|
ULONG cbMaxLen;
|
|
ULONG cbInfoOffset;
|
|
DWORD dwBinding;
|
|
DWORD dwDataType;
|
|
DWORD dwUser;
|
|
} DAOCOLUMNBINDING;
|
|
typedef DAOCOLUMNBINDING *LPDAOCOLUMNBINDING;
|
|
|
|
typedef struct
|
|
{
|
|
ULONG cRowsRequested;
|
|
DWORD dwFlags;
|
|
LPVOID pData;
|
|
LPVOID pVarData;
|
|
ULONG cbVarData;
|
|
ULONG cRowsReturned;
|
|
} DAOFETCHROWS;
|
|
typedef DAOFETCHROWS *LPDAOFETCHROWS;
|
|
|
|
/*
|
|
New Errors
|
|
|
|
**NOTE: OLE standard ids to be determined.
|
|
*/
|
|
#define S_BUFFERTOOSMALL MAKE_SCODE(SEVERITY_SUCCESS, FACILITY_ITF, 0x1000)
|
|
#define S_ENDOFCURSOR MAKE_SCODE(SEVERITY_SUCCESS, FACILITY_ITF, 0x1001)
|
|
#define S_SILENTCANCEL MAKE_SCODE(SEVERITY_SUCCESS, FACILITY_ITF, 0x1002)
|
|
#define S_RECORDDELETED MAKE_SCODE(SEVERITY_SUCCESS, FACILITY_ITF, 0x1003)
|
|
|
|
#define E_ROWTOOSHORT MAKE_SCODE(SEVERITY_ERROR, FACILITY_ITF, 0x1000)
|
|
#define E_BADBINDINFO MAKE_SCODE(SEVERITY_ERROR, FACILITY_ITF, 0x1001)
|
|
#define E_COLUMNUNAVAILABLE MAKE_SCODE(SEVERITY_ERROR, FACILITY_ITF, 0x1002)
|
|
|
|
|
|
/*
|
|
Interfaces
|
|
*/
|
|
#undef INTERFACE
|
|
#define INTERFACE ICDAORecordset
|
|
DECLARE_INTERFACE_(ICDAORecordset, IDispatch)
|
|
{
|
|
STDMETHOD(GetRows) (THIS_ LONG cRowsToSkip, LONG cCol, LPDAOCOLUMNBINDING prgBndCol, ULONG cbRowLen, LPDAOFETCHROWS pFetchRows) PURE;
|
|
STDMETHOD(SetNotify) (THIS_ REFIID riid, BOOL fNotify);
|
|
STDMETHOD(GetNotify) (THIS_ REFIID riid, BOOL *fNotify);
|
|
STDMETHOD(OnBeforeNotify) (THIS_ REFIID riid, DWORD cat, DWORD rsn, VARIANT v1, VARIANT v2);
|
|
STDMETHOD(OnAfterNotify) (THIS_ REFIID riid, DWORD cat, DWORD rsn, VARIANT v1, VARIANT v2, HRESULT hr);
|
|
STDMETHOD(PutLock) (THIS_ BOOL f);
|
|
STDMETHOD(GetLock) (THIS_ BOOL *f);
|
|
STDMETHOD(AddGetRowsErr) (THIS_ HRESULT hr) PURE;
|
|
};
|
|
|
|
//Get rows errors
|
|
#define errVtoFetchBuffTooSmall -30028 //3640 The fetch buffer was too small for the amount of data you requested.
|
|
#define errVtoEOFDuringFetch -30029 //3641 There are fewer records remaining in the recordset than you requested.
|
|
#define errVtoSilentCancel -30030 //3642 A cancel was performed on the operation.
|
|
#define errVtoRecordDeleted -30031 //3643 One of the records in the recordset was deleted by another process.
|
|
#define errVtoRowLenTooSmall -30032 //3646 The specified row length is shorter than the sum of the column lengths.
|
|
#define errVtoBadBindInfo -30033 //3645 One of the binding parameters is incorrect.
|
|
#define errVtoColumnMissing -30034 //3647 A column requested is not being returned to the recordset.
|
|
|
|
#pragma option pop /*P_O_Pop*/
|
|
#endif // _DAOGETRW_H_
|