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/*
* Copyright (C) 2005-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#pragma once
#include "IProgressCallback.h"
#include "threads/CriticalSection.h"
#include "threads/IRunnable.h"
#include <memory>
#include <vector>
class CFileItem; typedef std::shared_ptr<CFileItem> CFileItemPtr;
class CFileItemList;
class CThread;
class IBackgroundLoaderObserver
{
public:
virtual ~IBackgroundLoaderObserver() = default;
virtual void OnItemLoaded(CFileItem* pItem) = 0;
};
class CBackgroundInfoLoader : public IRunnable
{
public:
CBackgroundInfoLoader();
~CBackgroundInfoLoader() override;
void Load(CFileItemList& items);
bool IsLoading();
void Run() override;
void SetObserver(IBackgroundLoaderObserver* pObserver);
void SetProgressCallback(IProgressCallback* pCallback);
virtual bool LoadItem(CFileItem* pItem) { return false; }
virtual bool LoadItemCached(CFileItem* pItem) { return false; }
virtual bool LoadItemLookup(CFileItem* pItem) { return false; }
void StopThread(); // will actually stop the loader thread.
void StopAsync(); // will ask loader to stop as soon as possible, but not block
protected:
virtual void OnLoaderStart() {}
virtual void OnLoaderFinish() {}
CFileItemList *m_pVecItems;
std::vector<CFileItemPtr> m_vecItems; // FileItemList would delete the items and we only want to keep a reference.
CCriticalSection m_lock;
volatile bool m_bIsLoading;
volatile bool m_bStop;
CThread *m_thread;
IBackgroundLoaderObserver* m_pObserver;
IProgressCallback* m_pProgressCallback;
};
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