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// ITQUERY.H: IITIndex and IITQuery interface declarations
#ifndef __ITQUERY_H__
#define __ITQUERY_H__
#include "iterror.h"
// {8fa0d5a3-dedf-11d0-9a61-00c04fb68bf7} (changed from IT 3.0)
DEFINE_GUID(IID_IITIndex, 0x8fa0d5a3, 0xdedf, 0x11d0, 0x9a, 0x61, 0x00, 0xc0, 0x4f, 0xb6, 0x8b, 0xf7);
#ifdef ITPROXY
// {A38D3483-8C49-11d0-A84E-00AA006C7D01}
DEFINE_GUID(CLSID_IITIndex, 0xa38d3483, 0x8c49, 0x11d0, 0xa8, 0x4e, 0x0, 0xaa, 0x0, 0x6c, 0x7d, 0x1);
#else
// {4662daad-d393-11d0-9a56-00c04fb68bf7} (changed from IT 3.0)
DEFINE_GUID(CLSID_IITIndexLocal, 0x4662daad, 0xd393, 0x11d0, 0x9a, 0x56, 0x00, 0xc0, 0x4f, 0xb6, 0x8b, 0xf7);
#endif // ITPROXY
// {8fa0d5ac-dedf-11d0-9a61-00c04fb68bf7} (changed from IT 3.0)
DEFINE_GUID(IID_IITQuery, 0x8fa0d5ac, 0xdedf, 0x11d0, 0x9a, 0x61, 0x00, 0xc0, 0x4f, 0xb6, 0x8b, 0xf7);
// {4662daa6-d393-11d0-9a56-00c04fb68bf7} (changed from IT 3.0)
DEFINE_GUID(CLSID_IITQuery, 0x4662daa6, 0xd393, 0x11d0, 0x9a, 0x56, 0x00, 0xc0, 0x4f, 0xb6, 0x8b, 0xf7);
// Defines
#define IMPLICIT_AND 0x0000
#define IMPLICIT_OR 0x0001
#define COMPOUNDWORD_PHRASE 0x0010 // use PHRASE opr for compound words
#define QUERYRESULT_RANK 0x0100 // Ranked the result. If not highest hit 1st (topics in UID order)
#define QUERYRESULT_UIDSORT 0x0200 // Result topics are 1st in 1st out
#define QUERYRESULT_SKIPOCCINFO 0x8000 // Topic list only, no occurrence info
#define STEMMED_SEARCH 0x00010000
#define RESULTSET_ASYNC 0x00020000
#define QUERY_GETTERMS 0x00080000 // Return with each set of occurrence
// data a pointer to the term string
// that the data is associated with.
// Standard properties
#define STDPROP_SEARCHBASE 500
#define STDPROP_FIELD STDPROP_SEARCHBASE
#define STDPROP_LENGTH (STDPROP_SEARCHBASE + 1)
#define STDPROP_COUNT (STDPROP_SEARCHBASE + 2)
#define STDPROP_OFFSET (STDPROP_SEARCHBASE + 3)
#define STDPROP_TERM_UNICODE_ST (STDPROP_SEARCHBASE + 4)
// Don't know signature of callbacks yet
typedef void (*LPFNCBBREAK)(void); typedef void (*LPFNRESULTCB)(void);
// Forward declarations
interface IITResultSet;interface IITQuery;interface IITDatabase;interface IITGroup;
DECLARE_INTERFACE_(IITIndex, IUnknown){
STDMETHOD(Open)(IITDatabase* pITDB, LPCWSTR lpszIndexMoniker, BOOL fInsideDB) PURE; STDMETHOD(Close)(void) PURE;
STDMETHOD(GetLocaleInfo)(DWORD *pdwCodePageID, LCID *plcid) PURE; STDMETHOD(GetWordBreakerInstance)(DWORD *pdwObjInstance) PURE;
STDMETHOD(CreateQueryInstance)(IITQuery** ppITQuery) PURE; STDMETHOD(Search)(IITQuery* pITQuery, IITResultSet* pITResult) PURE; STDMETHOD(Search)(IITQuery* pITQuery, IITGroup* pITGroup) PURE;};
typedef IITIndex* PITINDEX;
DECLARE_INTERFACE_(IITQuery, IUnknown){ STDMETHOD(SetResultCallback)(FCALLBACK_MSG *pfcbkmsg) PURE; STDMETHOD(SetCommand)(LPCWSTR lpszCommand) PURE; STDMETHOD(SetOptions)(DWORD dwFlags) PURE; STDMETHOD(SetProximity)(WORD wNear) PURE; STDMETHOD(SetGroup)(IITGroup* pITGroup) PURE; STDMETHOD(SetResultCount)(LONG cRows) PURE;
STDMETHOD(GetResultCallback)(FCALLBACK_MSG *pfcbkmsg) PURE; STDMETHOD(GetCommand)(LPCWSTR& lpszCommand) PURE; STDMETHOD(GetOptions)(DWORD& dwFlags) PURE; STDMETHOD(GetProximity)(WORD& wNear) PURE; STDMETHOD(GetGroup)(IITGroup** ppiitGroup) PURE; STDMETHOD(GetResultCount)(LONG& cRows) PURE;
STDMETHOD(ReInit)() PURE;
};
typedef IITQuery* PITQUERY;
#endif // __ITQUERY_H__
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