www.pudn.com > ctxmenu_src.rar > ShellExt.h

#ifndef SHELLEXTDEFSH 
#define SHELLEXTDEFSH 
 
// this class factory object creates context menu handlers for Windows 95 shell 
class CShellExtClassFactory : public IClassFactory 
{ 
protected: 
	ULONG        m_cRef; 
 
public: 
	CShellExtClassFactory(); 
	~CShellExtClassFactory(); 
 
	//IUnknown members 
	STDMETHODIMP			QueryInterface(REFIID, LPVOID FAR *); 
	STDMETHODIMP_(ULONG)	AddRef(); 
	STDMETHODIMP_(ULONG)	Release(); 
 
	//IClassFactory members 
	STDMETHODIMP		CreateInstance(LPUNKNOWN, REFIID, LPVOID FAR *); 
	STDMETHODIMP		LockServer(BOOL); 
 
}; 
 
typedef CShellExtClassFactory *LPCSHELLEXTCLASSFACTORY; 
 
// this is the actual OLE Shell context menu handler 
class CShellExt : public IContextMenu,  
                         IShellExtInit 
{ 
public: 
   
 
protected: 
	ULONG			   m_cRef; 
	LPDATAOBJECT	m_pDataObj; 
 
   // CShellExt::Initialize fills this with the paths to the 
   // files that were selected when the user chose our menu item. 
	CStringArray	m_csaPaths; 
 
   // our menu bitmap 
   CBitmap        m_menuBmp; 
	////////////////////////////////////////////////////////////////// 
 
protected: 
 
public: 
	// generic shell ext functions 
	CShellExt(); 
	~CShellExt(); 
 
	//IUnknown members 
	STDMETHODIMP			QueryInterface(REFIID, LPVOID FAR *); 
	STDMETHODIMP_(ULONG)	AddRef(); 
	STDMETHODIMP_(ULONG)	Release(); 
 
   //IShellExtInit methods 
	STDMETHODIMP		    Initialize(LPCITEMIDLIST pIDFolder,  
                                          LPDATAOBJECT pDataObj,  
                                          HKEY hKeyID); 
 
	//IShell members 
 
   ////////////////////////////////////////////////////////////// 
   // 
   // These are the only functions you really need to modify. They 
   // are all in ShellCtxMenu.cpp 
    
   // 
   // called to get menu item strings for Explorer 
   // 
	STDMETHODIMP			QueryContextMenu(HMENU hMenu, 
                                          UINT indexMenu,  
                                          UINT idCmdFirst, 
                                          UINT idCmdLast,  
                                          UINT uFlags); 
   // 
   // called after a menu item has been selected 
   // 
	STDMETHODIMP			InvokeCommand(LPCMINVOKECOMMANDINFO lpcmi); 
 
   // 
   // fetch various strings for Explorer 
   // 
	STDMETHODIMP			GetCommandString(UINT idCmd,  
                                          UINT uFlags,  
                                          UINT FAR *reserved,  
                                          LPSTR pszName,  
                                          UINT cchMax); 
 
   // 
   // 
   ////////////////////////////////////////////////////////////// 
    
}; 
typedef CShellExt *LPCSHELLEXT; 
 
 
#endif