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proxyisf.h
Package: shell.rar　[view]
Upload User: xhy777
Upload Date: 2007-02-14
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Code Size: 4k
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Windows Kernel

Development Platform:

Visual C++

proxyisf.h：Code Content
  1. #ifndef _PROXYISF_H_
  2. #define _PROXYISF_H_
  4. #include "iface.h"
  6. // Host Proxy IShellFolder Object.  It wraps a single object that supports
  7. // IShellFolder and forwards all methods to that object.  It takes 
  8. // first dibs at responding to GetUIObjectOf, so it can provide more
  9. // objects via this method.
  10. //
  11. // Win95 Shell32 does not support aggregation.  So this cannot fully
  12. // aggregate the wrapped object.  Because of this, we implement the 
  13. // same interfaces that CFSFolder implements so we at least support
  14. // that.
  15. //
  18. class CHostProxyISF : public IProxyShellFolder,
  19.                       public IShellIcon,
  20.                       public IPersistFolder,
  21.                       public IShellService
  22. {
  23.     
  24. public:
  25.     // *** IUnknown methods ***
  26.     virtual STDMETHODIMP QueryInterface(REFIID,void **);
  27.     virtual STDMETHODIMP_(ULONG) AddRef(void);
  28.     virtual STDMETHODIMP_(ULONG) Release(void);
  29.     
  30.     // *** IShellFolder methods ***
  31.     virtual STDMETHODIMP ParseDisplayName(HWND hwndOwner,
  32.                                 LPBC pbcReserved, LPOLESTR lpszDisplayName,
  33.                                 ULONG * pchEaten, LPITEMIDLIST * ppidl, ULONG *pdwAttributes);
  35.     virtual STDMETHODIMP EnumObjects( THIS_ HWND hwndOwner, DWORD grfFlags, LPENUMIDLIST * ppenumIDList);
  37.     virtual STDMETHODIMP BindToObject(LPCITEMIDLIST pidl, LPBC pbcReserved,
  38.                                 REFIID riid, LPVOID * ppvOut);
  39.     virtual STDMETHODIMP BindToStorage(LPCITEMIDLIST pidl, LPBC pbcReserved,
  40.                                 REFIID riid, LPVOID * ppvObj);
  41.     virtual STDMETHODIMP CompareIDs(LPARAM lParam, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2);
  42.     virtual STDMETHODIMP CreateViewObject (HWND hwndOwner, REFIID riid, LPVOID * ppvOut);
  43.     virtual STDMETHODIMP GetAttributesOf(UINT cidl, LPCITEMIDLIST * apidl,
  44.                                 ULONG * rgfInOut);
  45.     virtual STDMETHODIMP GetUIObjectOf(HWND hwndOwner, UINT cidl, LPCITEMIDLIST * apidl,
  46.                                 REFIID riid, UINT * prgfInOut, LPVOID * ppvOut);
  47.     virtual STDMETHODIMP GetDisplayNameOf(LPCITEMIDLIST pidl, DWORD uFlags, LPSTRRET lpName);
  48.     virtual STDMETHODIMP SetNameOf(HWND hwndOwner, LPCITEMIDLIST pidl,
  49.                                 LPCOLESTR lpszName, DWORD uFlags,
  50.                                 LPITEMIDLIST * ppidlOut);
  52.     // *** IShellIcon methods ***
  53.     virtual STDMETHODIMP GetIconOf(LPCITEMIDLIST pidl, UINT flags, LPINT lpIconIndex);
  55.     // *** IPersist methods ***
  56.     virtual STDMETHODIMP GetClassID(LPCLSID lpClassID);
  58.     // *** IPersistFolder methods ***
  59.     virtual STDMETHODIMP Initialize(LPCITEMIDLIST pidl);
  61.     // *** IShellService methods ***
  62.     virtual STDMETHODIMP SetOwner(IUnknown * punkOwner);
  64.     // *** IProxyShellFolder methods ***
  65.     virtual STDMETHODIMP InitHostProxy(IShellFolder * psf, LPCITEMIDLIST pidl, DWORD dwFlags);
  67.     // *** Other methods to be implemented by derived class ***
  69.     virtual STDMETHODIMP CloneProxyPSF(REFIID riid, LPVOID * ppvObj) PURE;
  70.     virtual STDMETHODIMP GetUIObjectOfPSF(HWND hwndOwner, UINT cidl, LPCITEMIDLIST * apidl,
  71.                                       REFIID riid, UINT * prgfInOut, LPVOID * ppvOut) PURE;
  72.     virtual STDMETHODIMP CreateViewObjectPSF(HWND hwndOwner, REFIID riid, LPVOID * ppvOut) PURE;
  74.     virtual STDMETHODIMP SetOwnerPSF(IUnknown * punkOwner) PURE;
  76. protected:
  77.     CHostProxyISF();
  78.     virtual ~CHostProxyISF();
  80.     int             _cRef;
  81.     DWORD           _dwFlags;           // SPF_*
  82.     IShellFolder *  _psf;
  83.     LPITEMIDLIST    _pidl;
  84.     IUnknown *      _punkOwner;
  86.     // Cached pointers to interfaces supported by CFSFolder
  87.     IShellIcon *    _psi;
  88.     IPersist *      _pp;
  89.     IPersistFolder * _ppf;
  90.     IShellFolder *  _psfRealCFSFolder;
  91. };
  94. // 
  95. //  Base file-system proxy class
  96. //
  98. class CFSProxyISF : public CHostProxyISF
  99. {
  100.     
  101. public:
  102.     // *** CHostProxyISF methods ***
  103.     virtual STDMETHODIMP CloneProxyPSF(REFIID riid, LPVOID * ppvObj);
  104.     virtual STDMETHODIMP GetUIObjectOfPSF(HWND hwndOwner, UINT cidl, LPCITEMIDLIST * apidl,
  105.                                       REFIID riid, UINT * prgfInOut, LPVOID * ppvOut);
  106.     virtual STDMETHODIMP CreateViewObjectPSF(HWND hwndOwner, REFIID riid, LPVOID * ppvOut);
  107.     virtual STDMETHODIMP SetOwnerPSF(IUnknown * punkOwner);
  109.     CFSProxyISF();
  110.     
  111. protected:
  112.     virtual ~CFSProxyISF();
  114.     virtual IShellService * v_NewProxy(void) PURE;
  115.     
  116. };
  119. #endif  // _PROXYISF_H__