59 lines
2.3 KiB
C
59 lines
2.3 KiB
C
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#ifndef _IMAGPROP_H_
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#define _IMAGPROP_H_
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typedef void (*FNPROPCHANGE)(IShellImageData *, SHCOLUMNID*);
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//
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// CImagePropSet defines an IPropertyStorage
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// implementation for image files. The properties are backed by GDI+ interfaces.
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//
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class CImagePropSet : public IPropertyStorage
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{
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public:
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CImagePropSet(Image *pimg, IShellImageData *pData, IPropertyStorage *pps, REFFMTID fmtid, FNPROPCHANGE fnCallback=NULL);
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HRESULT SyncImagePropsToStorage();
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void SaveProps(Image *pImage, CDSA<SHCOLUMNID> *pdsaChanges);
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// IUnknown
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STDMETHODIMP QueryInterface(REFIID riid, void **ppv);
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STDMETHOD_(ULONG, AddRef)();
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STDMETHOD_(ULONG, Release)();
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// IPropertyStorage methods
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STDMETHODIMP ReadMultiple(ULONG cpspec, const PROPSPEC rgpspec[], PROPVARIANT rgvar[]);
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STDMETHODIMP WriteMultiple(ULONG cpspec, const PROPSPEC rgpspec[], const PROPVARIANT rgvar[], PROPID propidNameFirst);
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STDMETHODIMP DeleteMultiple(ULONG cpspec, const PROPSPEC rgpspec[]);
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STDMETHODIMP ReadPropertyNames(ULONG cpropid, const PROPID rgpropid[], LPOLESTR rglpwstrName[]);
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STDMETHODIMP WritePropertyNames(ULONG cpropid, const PROPID rgpropid[], const LPOLESTR rglpwstrName[]);
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STDMETHODIMP DeletePropertyNames(ULONG cpropid, const PROPID rgpropid[]);
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STDMETHODIMP SetClass(REFCLSID clsid);
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STDMETHODIMP Commit(DWORD grfCommitFlags);
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STDMETHODIMP Revert();
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STDMETHODIMP Enum(IEnumSTATPROPSTG** ppenm);
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STDMETHODIMP Stat(STATPROPSETSTG* pstatpsstg);
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STDMETHODIMP SetTimes(const FILETIME* pmtime, const FILETIME* pctime, const FILETIME* patime);
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private:
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~CImagePropSet();
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void _PopulatePropStorage();
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HRESULT _PropVarToImgProp(PROPID pid, const PROPVARIANT *pvar, PropertyItem *pprop, BOOL bUnicode);
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HRESULT _PropImgToPropvar(PropertyItem *pi, PROPVARIANT *pvar, BOOL bUnicode);
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HRESULT _MapPropidToImgPropid(PROPID propid, PROPID *ppid, PROPID *pidUnicode);
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HRESULT _MapImgPropidToPropid(PROPID propid, PROPID *ppid, BOOL *pbUnicode);
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HRESULT _GetImageSummaryProps(ULONG cpspec, const PROPSPEC rgpspec[], PROPVARIANT rgvar[]);
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LONG _cRef;
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Image *_pimg;
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IShellImageData *_pData; // addref this guy so our Image isn't deleted behind our back
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IPropertyStorage *_ppsImg;
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BOOL _fDirty;
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FMTID _fmtid;
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FNPROPCHANGE _fnPropChanged;
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BOOL _fEditable;
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};
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#endif
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