4 * Copyright (C) 2005-2013 Team XBMC
7 * This Program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
12 * This Program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with XBMC; see the file COPYING. If not, see
19 * <http://www.gnu.org/licenses/>.
23 #include "threads/Thread.h"
24 #include "IProgressCallback.h"
25 #include "threads/CriticalSection.h"
28 #include "boost/shared_ptr.hpp"
30 class CFileItem; typedef boost::shared_ptr<CFileItem> CFileItemPtr;
33 class IBackgroundLoaderObserver
36 virtual ~IBackgroundLoaderObserver() {}
37 virtual void OnItemLoaded(CFileItem* pItem) = 0;
40 class CBackgroundInfoLoader : public IRunnable
43 CBackgroundInfoLoader();
44 virtual ~CBackgroundInfoLoader();
46 void Load(CFileItemList& items);
49 void SetObserver(IBackgroundLoaderObserver* pObserver);
50 void SetProgressCallback(IProgressCallback* pCallback);
51 virtual bool LoadItem(CFileItem* pItem) { return false; };
52 virtual bool LoadItemCached(CFileItem* pItem) { return false; };
53 virtual bool LoadItemLookup(CFileItem* pItem) { return false; };
55 void StopThread(); // will actually stop the loader thread.
56 void StopAsync(); // will ask loader to stop as soon as possible, but not block
59 virtual void OnLoaderStart() {};
60 virtual void OnLoaderFinish() {};
62 CFileItemList *m_pVecItems;
63 std::vector<CFileItemPtr> m_vecItems; // FileItemList would delete the items and we only want to keep a reference.
64 CCriticalSection m_lock;
66 volatile bool m_bIsLoading;
67 volatile bool m_bStop;
70 IBackgroundLoaderObserver* m_pObserver;
71 IProgressCallback* m_pProgressCallback;