QTfrontend/net/tcpBase.h
author unc0rr
Mon, 19 Nov 2012 23:43:45 +0400
changeset 8069 bb7671829935
parent 7289 835bb2852579
child 8070 66bc20d089fc
permissions -rw-r--r--
- Only allow one engine instance running at the moment - When adding new map preview call to the queue, check if previous map preview request has started, and if no, remove it from queue. Could be harmful if you manage to request previews for two widgets in less time than needed to generate one.

/*
 * Hedgewars, a free turn based strategy game
 * Copyright (c) 2006-2007 Igor Ulyanov <iulyanov@gmail.com>
 * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com>
 *
 * This program 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; version 2 of the License
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 */

#ifndef _TCPBASE_INCLUDED
#define _TCPBASE_INCLUDED

#include <QObject>
#include <QTcpServer>
#include <QTcpSocket>
#include <QByteArray>
#include <QString>
#include <QDir>
#include <QProcess>
#include <QPointer>

#include <QImage>

#define MAXMSGCHARS 255

class TCPBase : public QObject
{
        Q_OBJECT

    public:
        TCPBase(bool demoMode);
        virtual ~TCPBase();

        virtual bool couldBeRemoved();

    signals:
        void isReadyNow();

    protected:
        bool m_hasStarted;
        quint16 ipc_port;

        void Start(bool couldCancelPreviousRequest);

        QByteArray readbuffer;

        QByteArray toSendBuf;
        QByteArray demo;

        void SendIPC(const QByteArray & buf);
        void RawSendIPC(const QByteArray & buf);

        virtual QStringList getArguments()=0;
        virtual void onClientRead();
        virtual void onClientDisconnect();
        virtual void SendToClientFirst();

    private:
        static QPointer<QTcpServer> IPCServer;

        bool m_isDemoMode;
        void RealStart();
        QPointer<QTcpSocket> IPCSocket;

    private slots:
        void NewConnection();
        void ClientDisconnect();
        void ClientRead();
        void StartProcessError(QProcess::ProcessError error);

        void tcpServerReady();
};

#endif // _TCPBASE_INCLUDED