Library.h

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//
// Library.h
//
// Copyright (c) Shareaza Development Team, 2002-2005.
// 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_LIBRARY_H__28EBDAFA_BD15_4BBF_874D_1B6116B0E603__INCLUDED_)
#define AFX_LIBRARY_H__28EBDAFA_BD15_4BBF_874D_1B6116B0E603__INCLUDED_

#pragma once

class CQuerySearch;
class CLibraryFile;
class CLibraryFolder;
class CAlbumFolder;


class CLibrary : public CComObject
{
// Construction
public:
        CLibrary();
        virtual ~CLibrary();

        DECLARE_DYNAMIC(CLibrary)

// Attributes
public:
        CMutex                  m_pSection;
        DWORD                   m_nUpdateCookie;
        DWORD                   m_nScanCount;
protected:
        DWORD                   m_nScanCookie;
        DWORD                   m_nUpdateSaved;
        int                             m_nFileSwitch;
        DWORD                   m_nInhibit;
protected:
        HANDLE                  m_hThread;
        BOOL                    m_bThread;
        CEvent                  m_pWakeup;
public:
        HINSTANCE               m_hKernel;
        BOOL                    (WINAPI* m_pfnGFAEW)(LPCWSTR, GET_FILEEX_INFO_LEVELS, LPVOID);
        BOOL                    (WINAPI* m_pfnGFAEA)(LPCSTR, GET_FILEEX_INFO_LEVELS, LPVOID);

// Sync Operations
public:
        void                    Update()
        {
                CQuickLock oLock( m_pSection );
                m_nUpdateCookie = GetTickCount();
        }
        void                    Inhibit(BOOL bInhibit);

// File and Folder Operations
public:
        CLibraryFile*   LookupFile(DWORD nIndex, BOOL bSharedOnly = FALSE, BOOL bAvailableOnly = FALSE);
        CAlbumFolder*   GetAlbumRoot();
protected:
        void                    AddFile(CLibraryFile* pFile);
        void                    RemoveFile(CLibraryFile* pFile);
        void                    OnFileDelete(CLibraryFile* pFile);

// General Operations
public:
        CPtrList*               Search(CQuerySearch* pSearch, int nMaximum = 0, BOOL bLocal = FALSE);
        void                    Clear();
        BOOL                    Load();
        void                    Save();
        void                    StartThread();
        void                    StopThread();
protected:
        void                    Serialize(CArchive& ar);
private:
        static UINT             ThreadStart(LPVOID pParam);
        void                    OnRun();
        BOOL                    ThreadScan();

        friend class CLibraryFolder;
        friend class CLibraryFile;
        friend class CLibraryBuilder;

// Automation
protected:
        BEGIN_INTERFACE_PART(Library, ILibrary)
                DECLARE_DISPATCH()
                STDMETHOD(get_Application)(IApplication FAR* FAR* ppApplication);
                STDMETHOD(get_Library)(ILibrary FAR* FAR* ppLibrary);
                STDMETHOD(get_Folders)(ILibraryFolders FAR* FAR* ppFolders);
                STDMETHOD(get_Albums)(IUnknown FAR* FAR* ppAlbums);
                STDMETHOD(get_Files)(ILibraryFiles FAR* FAR* ppFiles);
                STDMETHOD(FindByName)(BSTR sName, ILibraryFile FAR* FAR* ppFile);
                STDMETHOD(FindByPath)(BSTR sPath, ILibraryFile FAR* FAR* ppFile);
                STDMETHOD(FindByURN)(BSTR sURN, ILibraryFile FAR* FAR* ppFile);
                STDMETHOD(FindByIndex)(LONG nIndex, ILibraryFile FAR* FAR* ppFile);
        END_INTERFACE_PART(Library)

        DECLARE_INTERFACE_MAP()

};

extern CLibrary Library;

#include "LibraryList.h"
#include "LibraryMaps.h"

#endif // !defined(AFX_LIBRARY_H__28EBDAFA_BD15_4BBF_874D_1B6116B0E603__INCLUDED_)

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