83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
|
//+---------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Microsoft Windows
|
||
|
|
// Copyright (C) Microsoft Corporation, 1998.
|
||
|
|
//
|
||
|
|
// File: BmkAcc.hxx
|
||
|
|
//
|
||
|
|
// Contents: Distributed Bookmark accessor class
|
||
|
|
//
|
||
|
|
// Classes: CDistributedBookmarkAccessor
|
||
|
|
//
|
||
|
|
// History: 25-Sep-98 VikasMan Created
|
||
|
|
//
|
||
|
|
//----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
#pragma once
|
||
|
|
|
||
|
|
#include <impiunk.hxx>
|
||
|
|
#include <accbase.hxx>
|
||
|
|
|
||
|
|
//+---------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Class: CDistributedBookmarkAccessor
|
||
|
|
//
|
||
|
|
// Purpose: Contains the bookmark accessors for the child rowsets. This
|
||
|
|
// is created once for a CDistributedRowset and then shared by
|
||
|
|
// all the accessors for that distributed rowset
|
||
|
|
//
|
||
|
|
// History: 25-Sep-98 VikasMan Created
|
||
|
|
//
|
||
|
|
//----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
class CDistributedBookmarkAccessor
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
|
||
|
|
CDistributedBookmarkAccessor( IRowset ** const aCursor,
|
||
|
|
unsigned cCursor,
|
||
|
|
DBACCESSORFLAGS dwAccessorFlags,
|
||
|
|
DBBINDSTATUS* pStatus,
|
||
|
|
DBORDINAL iBookmark,
|
||
|
|
DBBKMARK cbBookmark );
|
||
|
|
|
||
|
|
~CDistributedBookmarkAccessor()
|
||
|
|
{
|
||
|
|
_ReleaseAccessors();
|
||
|
|
}
|
||
|
|
|
||
|
|
unsigned GetCount()
|
||
|
|
{
|
||
|
|
Win4Assert( _xhaccBookmark.Count() == _xIacc.Count() );
|
||
|
|
|
||
|
|
return _xhaccBookmark.Count();
|
||
|
|
}
|
||
|
|
|
||
|
|
IAccessor * GetIAccessor( unsigned iChild )
|
||
|
|
{
|
||
|
|
Win4Assert( iChild < GetCount() );
|
||
|
|
|
||
|
|
return _xIacc[iChild].GetPointer();
|
||
|
|
}
|
||
|
|
|
||
|
|
HACCESSOR GetHAccessor( unsigned iChild )
|
||
|
|
{
|
||
|
|
Win4Assert( iChild < GetCount() );
|
||
|
|
|
||
|
|
return _xhaccBookmark[iChild];
|
||
|
|
}
|
||
|
|
|
||
|
|
SCODE GetData( unsigned iChild, HROW * ahrow, void * pBookmarkData,
|
||
|
|
DBBKMARK cbBookmark, IRowset * * const aCursor,
|
||
|
|
ULONG cCursor, SCODE * pStatus );
|
||
|
|
|
||
|
|
private:
|
||
|
|
|
||
|
|
void _ReleaseAccessors();
|
||
|
|
|
||
|
|
XArray<HACCESSOR> _xhaccBookmark;
|
||
|
|
|
||
|
|
XArray< XInterface<IAccessor> > _xIacc;
|
||
|
|
|
||
|
|
};
|