65 lines
2.1 KiB
C
65 lines
2.1 KiB
C
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/* Copyright 1996 Microsoft */
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#ifndef _ACLMULTI_H_
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#define _ACLMULTI_H_
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//
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// CACLMulti is an AutoComplete List that simply contains
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// other AutoComplete Lists. Objects are added via IObjMgr
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// methods, and each IEnumString method is
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// just passed on to each sub list in turn.
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//
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class CACLMulti
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: public IEnumACString
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, public IObjMgr
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, public IACList
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{
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public:
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//////////////////////////////////////////////////////
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// Public Interfaces
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//////////////////////////////////////////////////////
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// *** IUnknown ***
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virtual STDMETHODIMP_(ULONG) AddRef(void);
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virtual STDMETHODIMP_(ULONG) Release(void);
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virtual STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppvObj);
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// *** IEnumString ***
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virtual STDMETHODIMP Next(ULONG celt, LPOLESTR *rgelt, ULONG *pceltFetched);
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virtual STDMETHODIMP Skip(ULONG celt);
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virtual STDMETHODIMP Reset(void);
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virtual STDMETHODIMP Clone(IEnumString **ppenum);
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// *** IEnumACString **
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virtual STDMETHODIMP NextItem(LPOLESTR pszUrl, ULONG cchMax, ULONG* pulSortIndex);
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virtual STDMETHODIMP SetEnumOptions(DWORD dwOptions) { return E_NOTIMPL; };
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virtual STDMETHODIMP GetEnumOptions(DWORD *pdwOptions) { return E_NOTIMPL; };
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// *** IObjMgr ***
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virtual STDMETHODIMP Append(IUnknown *punk);
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virtual STDMETHODIMP Remove(IUnknown *punk);
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// *** IACList ***
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virtual STDMETHODIMP Expand(LPCOLESTR pszExpand);
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protected:
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// Constructor / Destructor (protected so we can't create on stack)
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CACLMulti(void);
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~CACLMulti(void);
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// Instance creator
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friend HRESULT CACLMulti_CreateInstance(IUnknown *punkOuter, IUnknown **ppunk, LPCOBJECTINFO poi);
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friend HRESULT CACLMulti_Create(IEnumString **ppenum, CACLMulti * paclMultiToCopy);
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// Private variables
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DWORD _cRef; // COM reference count
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int _iSubList; // Current sublist for Next() operations
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HDSA _hdsa; // HDSA of sublists
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// Private methods
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static int _FreeListItem(LPVOID p, LPVOID d);
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};
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#endif // _ACLMULTI_H_
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