ftpeidl.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++
- /*****************************************************************************
- * ftpeidl.h
- *****************************************************************************/
- #ifndef _FTPEIDL_H
- #define _FTPEIDL_H
- #include "cowsite.h"
- /*****************************************************************************
- *
- * CFtpEidl
- *
- * The stuff that tracks the state of an enumeration.
- *
- *****************************************************************************/
- class CFtpEidl : public IEnumIDList
- , public CObjectWithSite
- {
- public:
- //////////////////////////////////////////////////////
- // Public Interfaces
- //////////////////////////////////////////////////////
- // *** IUnknown ***
- virtual STDMETHODIMP_(ULONG) AddRef(void);
- virtual STDMETHODIMP_(ULONG) Release(void);
- virtual STDMETHODIMP QueryInterface(REFIID riid, LPVOID * ppvObj);
- // *** IEnumIDList ***
- virtual STDMETHODIMP Next(ULONG celt, LPITEMIDLIST *rgelt, ULONG *pceltFetched);
- virtual STDMETHODIMP Skip(ULONG celt);
- virtual STDMETHODIMP Reset(void);
- virtual STDMETHODIMP Clone(IEnumIDList **ppenum);
- public:
- CFtpEidl();
- ~CFtpEidl(void);
- // Friend Functions
- friend HRESULT CFtpEidl_Create(CFtpDir * pfd, CFtpFolder * pff, HWND hwndOwner, DWORD shcontf, IEnumIDList ** ppenum);
- protected:
- // Private Member Variables
- int m_cRef;
- BITBOOL m_fInited : 1; // Have we been inited?
- BITBOOL m_fDead : 1; // Is this enumerator dead because we had to do a redirect (because password was needed or was invalid).
- BITBOOL m_fErrorDisplayed : 1; // Only show one error per enum. This is how we keep track.
- DWORD m_nIndex; // Current Item in the list
- DWORD m_shcontf; // Filter flags
- CFtpPidlList * m_pflHfpl; // Where the cache lives
- CFtpDir * m_pfd; // My FtpDir
- CFtpFolder * m_pff; // My FtpDir
- IMalloc * m_pm; // Today's itemid allocator
- HWND m_hwndOwner; // My UI window
- HRESULT m_hrOleInited; // We need to Init Ole because of Win95's Shell32 doesn't do that on the background enum thread.
- // BUGBUG -- someday int m_cHiddenFiles;
- // Public Member Functions
- BOOL _fFilter(DWORD shcontf, DWORD dwFAFLFlags);
- HRESULT _Init(void);
- LPITEMIDLIST _NextOne(DWORD * pdwIndex);
- HRESULT _PopulateItem(HINTERNET hint0, HINTPROCINFO * phpi);
- HRESULT _AddFindDataToPidlList(LPCITEMIDLIST pidl);
- HRESULT _HandleSoftLinks(HINTERNET hint, LPITEMIDLIST pidl, LPWIRESTR pwCurrentDir, DWORD cchSize);
- BOOL _IsNavigationItem(LPWIN32_FIND_DATA pwfd);
- static HRESULT _PopulateItemCB(HINTERNET hint0, HINTPROCINFO * phpi, LPVOID pvCFtpEidl, BOOL * pfReleaseHint) {return ((CFtpEidl *)pvCFtpEidl)->_PopulateItem(hint0, phpi);};
- // Friend Functions
- friend HRESULT CFtpEidl_Create(CFtpDir * pfd, CFtpFolder * pff, HWND hwndOwner, DWORD shcontf, CFtpEidl ** ppfe);
- friend HRESULT CFtpEidl_Create(CFtpDir * pfd, CFtpFolder * pff, HWND hwndOwner, DWORD shcontf, DWORD dwIndex, IEnumIDList ** ppenum);
- };
- #endif // _FTPEIDL_H
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