downloadgroups.h

著名的下载软件核心Shareaza

//
// DownloadGroups.h
//
// Copyright (c) Shareaza Development Team, 2002-2004.
// This file is part of SHAREAZA (www.shareaza.com)
//
// Shareaza is free software; you can redistribute it
// and/or modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// Shareaza 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Shareaza; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//

#if !defined(AFX_DOWNLOADGROUPS_H__3B37C337_3DD2_4335_BEF1_EA98F348286E__INCLUDED_)
#define AFX_DOWNLOADGROUPS_H__3B37C337_3DD2_4335_BEF1_EA98F348286E__INCLUDED_

#pragma once

class CDownload;
class CDownloadGroup;


class CDownloadGroups  
{
// Construction
public:
	CDownloadGroups();
	virtual ~CDownloadGroups();
	
// Attributes
public:
	CCriticalSection	m_pSection;
protected:
	CPtrList			m_pList;
	CDownloadGroup*		m_pSuper;
	int					m_nBaseCookie;
	int					m_nSaveCookie;
	int					m_nGroupCookie;
	
// Operations
public:
	CDownloadGroup*		GetSuperGroup();
	CDownloadGroup*		Add(LPCTSTR pszName = NULL);
	void				Remove(CDownloadGroup* pGroup);
	void				Link(CDownload* pDownload);
	void				Unlink(CDownload* pDownload, BOOL bAndSuper = TRUE);
	void				CreateDefault();
	CString				GetCompletedPath(CDownload* pDownload);
public:
	void				Clear();
	BOOL				Load();
	BOOL				Save(BOOL bForce = TRUE);
protected:
	void				Serialize(CArchive& ar);
	
// Inlines
public:
	inline POSITION GetIterator() const
	{
		return m_pList.GetHeadPosition();
	}
	
	inline CDownloadGroup* GetNext(POSITION& pos) const
	{
		return (CDownloadGroup*)m_pList.GetNext( pos );
	}
	
	inline int GetCount() const
	{
		return m_pList.GetCount();
	}
	
	inline BOOL Check(CDownloadGroup* pGroup) const
	{
		return m_pList.Find( pGroup ) != NULL;
	}
	
	inline int GetGroupCookie() const
	{
		return m_nGroupCookie;
	}
	
	inline void IncBaseCookie()
	{
		m_nBaseCookie ++;
	}
	
	friend class CDownloadGroup;
};

extern CDownloadGroups DownloadGroups;

#endif // !defined(AFX_DOWNLOADGROUPS_H__3B37C337_3DD2_4335_BEF1_EA98F348286E__INCLUDED_)