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dataobj.h
资源名称：shell.rar　[点击查看]
上传用户：xhy777
上传日期：2007-02-14
资源大小：24088k
文件大小：3k
源码类别：

系统编程

开发平台：

Visual C++

dataobj.h：源码内容
  1. #ifndef __dataobj_h
  2. #define __dataobj_h
  5. /*-----------------------------------------------------------------------------
  6. / Registered clipboard formats
  7. /----------------------------------------------------------------------------*/
  9. #define MDCF_SHELLIDLIST            0
  10. #define MDCF_SHELLDESCRIPTORSA      1
  11. #define MDCF_SHELLDESCRIPTORSW      2
  12. #define MDCF_SHELLOFFSETS           3
  13. #define MDCF_MAX                    3
  15. extern UINT g_clipboardFormats[MDCF_MAX];
  17. #define g_cfShellIDList          g_clipboardFormats[MDCF_SHELLIDLIST]
  18. #define g_cfFileDescriptorsA     g_clipboardFormats[MDCF_SHELLDESCRIPTORSA]
  19. #define g_cfFileDescriptorsW     g_clipboardFormats[MDCF_SHELLDESCRIPTORSW]
  20. #define g_cfOffsets              g_clipboardFormats[MDCF_SHELLOFFSETS]
  22. void RegisterMyDocsClipboardFormats(void);
  25. /*-----------------------------------------------------------------------------
  26. / CMyDocsDataObject
  27. /----------------------------------------------------------------------------*/
  29. class CMyDocsDataObject : public IDataObject, CUnknown
  30. {
  31.     private:
  32.         LPCITEMIDLIST m_pidlRoot;
  33.         LPCITEMIDLIST m_pidlShellRoot;
  34.         HDPA          m_hdpaSpecial;
  35.         HDPA          m_hdpaShell;
  36.         LPTSTR        m_rootPath;
  37.         STGMEDIUM     m_OffsetsMedium;
  38.         STGMEDIUM *   m_pOffsetsMedium;
  39.         IDataObject * m_pdo;
  41.     public:
  42.         CMyDocsDataObject(IShellFolder * psf, LPCITEMIDLIST pidlRoot, LPCITEMIDLIST pidlReal, INT cidl, LPCITEMIDLIST* aidl);
  43.         ~CMyDocsDataObject();
  45.         // IUnknown
  46.         STDMETHOD(QueryInterface)(REFIID riid, LPVOID* ppvObject);
  47.         STDMETHOD_(ULONG, AddRef)();
  48.         STDMETHOD_(ULONG, Release)();
  50.         // IDataObject
  51.         STDMETHODIMP GetData(FORMATETC *pformatetcIn, STGMEDIUM *pmedium);
  52.         STDMETHODIMP GetDataHere(FORMATETC *pformatetc, STGMEDIUM *pmedium);
  53.         STDMETHODIMP QueryGetData(FORMATETC *pformatetc);
  54.         STDMETHODIMP GetCanonicalFormatEtc(FORMATETC *pformatectIn, FORMATETC *pformatetcOut);
  55.         STDMETHODIMP SetData(FORMATETC *pformatetc, STGMEDIUM *pmedium, BOOL fRelease);
  56.         STDMETHODIMP EnumFormatEtc(DWORD dwDirection, IEnumFORMATETC **ppenumFormatEtc);
  57.         STDMETHODIMP DAdvise(FORMATETC *pformatetc, DWORD advf, IAdviseSink *pAdvSink, DWORD *pdwConnection);
  58.         STDMETHODIMP DUnadvise(DWORD dwConnection);
  59.         STDMETHODIMP EnumDAdvise(IEnumSTATDATA **ppenumAdvise);
  60. };
  63. /*-----------------------------------------------------------------------------
  64. / CMyDocsEnumFormatETC
  65. /----------------------------------------------------------------------------*/
  67. class CMyDocsEnumFormatETC : public IEnumFORMATETC, CUnknown
  68. {
  69.     private:
  70.         INT m_index;
  71.         IEnumFORMATETC * m_pefe;
  73.     public:
  74.         CMyDocsEnumFormatETC( IDataObject * pdo );
  75.         ~CMyDocsEnumFormatETC();
  77.         // IUnknown
  78.         STDMETHOD(QueryInterface)(REFIID riid, LPVOID* ppvObject);
  79.         STDMETHOD_(ULONG, AddRef)();
  80.         STDMETHOD_(ULONG, Release)();
  82.         // IEnumIDList
  83.         STDMETHODIMP Next(ULONG celt, FORMATETC* rgelt, ULONG* pceltFetched);
  84.         STDMETHODIMP Skip(ULONG celt);
  85.         STDMETHODIMP Reset();
  86.         STDMETHODIMP Clone(LPENUMFORMATETC* ppenum);
  87. };
  90. #endif