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158 lines
4.4 KiB
158 lines
4.4 KiB
/************************************************************************
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* @doc SHROOM EXTERNAL API
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*
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* TITLE: QUERYIMP.H
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*
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* DESCRIPTION:
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* Definition of CITQuery
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* Autodoc headers added by Anita Legsdin 8/6/97
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*
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*********************************************************************/
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// QUERYIMP.H: Definition of CITQuery
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#ifndef __QUERYIMP_H__
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#define __QUERYIMP_H__
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#include "verinfo.h"
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// Implemenation of IITQuery
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class CITQuery:
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public IITQuery,
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public CComObjectRootEx<CComMultiThreadModel>,
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public CComCoClass<CITQuery, &CLSID_IITQuery>
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{
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BEGIN_COM_MAP(CITQuery)
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COM_INTERFACE_ENTRY(IITQuery)
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END_COM_MAP()
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DECLARE_REGISTRY(CLSID_IITQuery, "ITIR.Query.4",
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"ITIR.Query", 0, THREADFLAGS_BOTH)
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public:
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CITQuery();
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~CITQuery();
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// IITQuery methods
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public:
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STDMETHOD(SetResultCallback)(FCALLBACK_MSG *pfcbkmsg);
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STDMETHOD(SetCommand)(LPCWSTR lpszCommand);
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STDMETHOD(SetOptions)(DWORD dwFlags);
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STDMETHOD(SetProximity)(WORD wNear);
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STDMETHOD(SetGroup)(IITGroup* pITGroup);
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STDMETHOD(SetResultCount)(LONG cRows);
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/*****************************************************************
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* @method STDMETHOD | IITQuery | GetResultCallback |
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* Retrieves callback structure containing ERR_FUNC MessageFunc member
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* that is called during query processing.
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*
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* @parm FCALLBACK_MSG | *pfcbkmsg | Pointer to callback structure.
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*
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* @rvalue E_POINTER | The argument *pfcbkmsg is NULL.
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*
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* @xref <om .SetResultCallback>
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****************************************************************/
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STDMETHOD(GetResultCallback)(FCALLBACK_MSG *pfcbkmsg)
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{
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if (pfcbkmsg == NULL)
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return (E_POINTER);
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*pfcbkmsg = m_fcbkmsg;
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return (S_OK);
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}
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/*****************************************************************
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* @method STDMETHOD | IITQuery | GetCommand |
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* Gets full-text query used by Search method.
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*
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* @parm LPCWSTR& | lpszCommand | Full-text query command.
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*
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* @xref <om.SetCommand>
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*
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****************************************************************/
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STDMETHOD(GetCommand)(LPCWSTR& lpszCommand) { lpszCommand = GetCommand(); return S_OK; }
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/*****************************************************************
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* @method STDMETHOD | IITQuery | GetOptions |
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* Gets search options.
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*
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* @parm DWORD& | dwFlags | Search options. See <om .SetCommand> for
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* a list of values.
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*
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* @xref <om .setoptions>
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****************************************************************/
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STDMETHOD(GetOptions)(DWORD& dwFlags) { dwFlags = GetOptions(); return S_OK; }
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/*****************************************************************
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* @method STDMETHOD | IITQuery | GetProximity |
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* Gets proximity value for searching with NEAR operator.
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*
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* @parm WORD& | wNear | The number of words apart the search terms can be to be
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* considered "near". Default value is 8.
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*
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* @xref <om.SetProximity>
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*
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****************************************************************/
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STDMETHOD(GetProximity)(WORD& wNear) { wNear = GetProximity(); return S_OK; }
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/*****************************************************************
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* @method STDMETHOD | IITQuery | GetGroup |
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* Gets the group object used in filtering search results.
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*
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* @parm IITGroup** | ppiitGroup | Pointer to group object.
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*
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* @rvalue E_POINTER | The argument ppitGroup is NULL.
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*
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* @xref <om .SetGroup>
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*
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****************************************************************/
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STDMETHOD(GetGroup)(IITGroup** ppiitGroup)
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{
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if (NULL==ppiitGroup)
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return (E_POINTER);
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*ppiitGroup = GetGroup();
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return S_OK;
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}
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/*****************************************************************
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* @method STDMETHOD | IITQuery | GetResultCount |
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* Gets maximum number of search hits to return.
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*
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* @parm LONG& | cRows | Maximum number of hits.
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*
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* @rvalue E_POINTER | The argument ppitGroup is NULL.
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*
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* @xref <om .SetResultCount>
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*
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****************************************************************/
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STDMETHOD(GetResultCount)(LONG& cRows) { cRows = GetResultCount(); return S_OK; }
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STDMETHOD(ReInit)();
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// Access functions
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public:
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LPCWSTR GetCommand() { return m_lpszCommand; }
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DWORD GetOptions() { return m_dwFlags; }
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WORD GetProximity() { return m_wNear; }
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DWORD GetResultCount() { return (DWORD) m_cRows; }
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IITGroup* GetGroup() { return m_pITGroup; }
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// Private methods and data
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private:
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LONG m_cRows;
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DWORD m_dwFlags;
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LPCWSTR m_lpszCommand;
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WORD m_wNear;
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IITGroup* m_pITGroup;
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LPVOID m_pCommand;
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FCALLBACK_MSG m_fcbkmsg;
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};
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#endif
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