www.pudn.com > eMule0.47c-Sources.zip > EnumFields.h

///////////////////////////////////////////////////////////////////////////// 
// Copyright (c) 2000 John Adcock.  All rights reserved. 
///////////////////////////////////////////////////////////////////////////// 
// 
// This library is free software; you can redistribute it and/or modify it 
// under the terms of the GNU Library General Public License as published by 
// the Free Software Foundation; either version 2 of the License, or (at your 
// option) any later version. 
// 
// This library is distributed in the hope that it will be useful, but WITHOUT 
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public 
// License for more details. 
// 
// You should have received a copy of the GNU Library General Public License 
// along with this library; if not, write to the Free Software Foundation, 
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 
 
// The id3lib authors encourage improvements and optimisations to be sent to 
// the id3lib coordinator.  Please see the README file for details on where to 
// send such submissions.  See the AUTHORS file for a list of people who have 
// contributed to id3lib.  See the ChangeLog file for a list of changes to 
// id3lib.  These files are distributed with id3lib at 
// http://download.sourceforge.net/id3lib/ 
// 
///////////////////////////////////////////////////////////////////////////// 
// EnumFields,h 
///////////////////////////////////////////////////////////////////////////// 
// Change Log 
// 
// Date          Developer             Changes 
// 
// 05 Jan 2000   John Adcock           Original Release     
// 26 Apr 2000   John Adcock           Got working with id3lib 3.7.3 
// 
///////////////////////////////////////////////////////////////////////////// 
 
#ifndef __ENUMFIELDS_H_ 
#define __ENUMFIELDS_H_ 
 
#include "resource.h"       // main symbols 
 
///////////////////////////////////////////////////////////////////////////// 
// CEnumFields 
class ATL_NO_VTABLE CEnumFields :  
	public CComObjectRootEx, 
	public IEnumVARIANT 
{ 
public: 
	CEnumFields(); 
	~CEnumFields(); 
 
	static IEnumVARIANT* CreateObject(IID3ComTag* Tag); 
 
DECLARE_PROTECT_FINAL_CONSTRUCT() 
 
BEGIN_COM_MAP(CEnumFields) 
	COM_INTERFACE_ENTRY(IEnumVARIANT) 
END_COM_MAP() 
 
	STDMETHOD(Next)(ULONG celt, VARIANT* rgelt, ULONG * pceltFetched); 
	STDMETHOD(Skip)(ULONG celt); 
	STDMETHOD(Reset)(void); 
	STDMETHOD(Clone)(IEnumVARIANT ** ppenum); 
protected: 
	IID3ComTag* m_Tag; 
	long m_CurrentNum; 
}; 
 
#endif //__ENUMVBWORKITEMS_H_