/src/libtomahawk/network/MsgProcessor.h
http://github.com/tomahawk-player/tomahawk · C Header · 76 lines · 35 code · 13 blank · 28 comment · 0 complexity · 35b287017d3c94b9c6470ab43fb0038e MD5 · raw file
- /* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
- *
- * Copyright 2010-2011, Christian Muehlhaeuser <muesli@tomahawk-player.org>
- *
- * Tomahawk 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 3 of the License, or
- * (at your option) any later version.
- *
- * Tomahawk 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 Tomahawk. If not, see <http://www.gnu.org/licenses/>.
- */
- /*
- MsgProcessor is a FIFO queue of msg_ptr, you .add() a msg_ptr, and
- it emits done(msg_ptr) for each msg, preserving the order.
- It can be configured to auto-compress, or de-compress msgs for sending
- or receiving.
- It uses QtConcurrent, but preserves msg order.
- NOT threadsafe.
- */
- #ifndef MSGPROCESSOR_H
- #define MSGPROCESSOR_H
- #include "Typedefs.h"
- #include "Msg.h" // Needed because we have msg_ptr in a slot
- #include <QObject>
- class MsgProcessor : public QObject
- {
- Q_OBJECT
- public:
- enum Mode
- {
- NOTHING = 0,
- COMPRESS_IF_LARGE = 1,
- UNCOMPRESS_ALL = 2,
- PARSE_JSON = 4
- };
- explicit MsgProcessor( quint32 mode = NOTHING, quint32 t = 512 );
- void setMode( quint32 m ) { m_mode = m ; }
- static msg_ptr process( msg_ptr msg, quint32 mode, quint32 threshold );
- int length() const { return m_msgs.length(); }
- signals:
- void ready( msg_ptr );
- void empty();
- public slots:
- void append( msg_ptr msg );
- void processed();
- private:
- void handleProcessedMsg( msg_ptr msg );
- quint32 m_mode;
- quint32 m_threshold;
- QList<msg_ptr> m_msgs;
- QMap< Msg*, bool> m_msg_ready;
- unsigned int m_totmsgsize;
- };
- #endif // MSGPROCESSOR_H