77 lines
2.4 KiB
C
77 lines
2.4 KiB
C
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//*******************************************************************************************
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//
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// Filename : DataObj.h
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//
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// Definition of CCabObj
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//
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// Copyright (c) 1994 - 1996 Microsoft Corporation. All rights reserved
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//
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//*******************************************************************************************
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#ifndef _DATAOBJ_H_
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#define _DATAOBJ_H_
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#include "thisguid.h"
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class CCabObj : public IDataObject, public IPersistStream
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{
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public:
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CCabObj(HWND hwndOwner, CCabFolder *pcf, LPCABITEM *apit, UINT cpit);
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~CCabObj();
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STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppvObject);
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STDMETHODIMP_(ULONG) AddRef();
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STDMETHODIMP_(ULONG) Release();
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STDMETHODIMP GetData(FORMATETC *pformatetcIn, STGMEDIUM *pmedium);
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STDMETHODIMP GetDataHere(FORMATETC *pformatetc, STGMEDIUM *pmedium);
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STDMETHODIMP QueryGetData(FORMATETC *pformatetc);
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STDMETHODIMP GetCanonicalFormatEtc(FORMATETC *pformatectIn, FORMATETC *pformatetcOut);
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STDMETHODIMP SetData(FORMATETC *pformatetc, STGMEDIUM *pmedium, BOOL fRelease);
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STDMETHODIMP EnumFormatEtc(DWORD dwDirection, IEnumFORMATETC **ppenumFormatEtc);
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STDMETHODIMP DAdvise(FORMATETC *pformatetc, DWORD advf, IAdviseSink *pAdvSink,
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DWORD *pdwConnection);
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STDMETHODIMP DUnadvise(DWORD dwConnection);
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STDMETHODIMP EnumDAdvise(IEnumSTATDATA **ppenumAdvise);
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// *** IPersist ***
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STDMETHODIMP GetClassID(CLSID* pClassID){ *pClassID = CLSID_CabViewDataObject; return S_OK; }
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// *** IPersistStream ***
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STDMETHODIMP IsDirty(void) {return S_OK;} // Indicate that we are dirty and ::Save() needs to be called.
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STDMETHODIMP Load(IStream *pStm);
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STDMETHODIMP Save(IStream *pStm, BOOL fClearDirty);
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STDMETHODIMP GetSizeMax(ULARGE_INTEGER * pcbSize);
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private:
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BOOL InitFileGroupDesc();
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BOOL InitFileContents();
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BOOL InitPersistedDataObject();
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BOOL InitHIDA();
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static HGLOBAL * CALLBACK ShouldExtract(LPCTSTR pszFile, DWORD dwSize,
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UINT date, UINT time, UINT attribs, LPARAM lParam);
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HRESULT InitContents();
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friend HRESULT CabViewDataObject_CreateInstance(REFIID riid, LPVOID* ppv);
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CCabObj();
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private:
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static UINT s_uFileGroupDesc;
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static UINT s_uFileContents;
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static UINT s_uPersistedDataObject;
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static UINT s_uHIDA;
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CRefCount m_cRef;
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CRefDll m_cRefDll;
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CCabItemList m_lSel;
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HGLOBAL *m_lContents;
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CCabFolder *m_pcfHere;
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HWND m_hwndOwner;
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};
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#endif // _DATAOBJ_H_
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