tdesktop/Telegram/SourceFiles/data/data_streaming.h

62 lines
1.4 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
#include "base/timer.h"
class DocumentData;
namespace Media {
namespace Streaming {
class Reader;
class Document;
} // namespace Streaming
} // namespace Media
namespace Data {
class Session;
struct FileOrigin;
class Streaming final {
public:
explicit Streaming(not_null<Session*> owner);
Streaming(const Streaming &other) = delete;
Streaming &operator=(const Streaming &other) = delete;
~Streaming();
using Reader = ::Media::Streaming::Reader;
using Document = ::Media::Streaming::Document;
[[nodiscard]] std::shared_ptr<Reader> sharedReader(
not_null<DocumentData*> document,
FileOrigin origin,
bool forceRemoteLoader = false);
[[nodiscard]] std::shared_ptr<Document> sharedDocument(
not_null<DocumentData*> document,
FileOrigin origin);
void keepAlive(not_null<DocumentData*> document);
private:
void clearKeptAlive();
const not_null<Session*> _owner;
base::flat_map<not_null<DocumentData*>, std::weak_ptr<Reader>> _readers;
base::flat_map<
not_null<DocumentData*>,
std::weak_ptr<Document>> _documents;
base::flat_map<std::shared_ptr<Document>, crl::time> _keptAlive;
base::Timer _keptAliveTimer;
};
} // namespace Data