SyncClient.hpp

/*
 * Stellarium Remote Sync plugin
 * Copyright (C) 2015 Florian Schaukowitsch
 *
 * 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; either version 2
 * of the License, or (at your option) any later version.
 *
 * 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., 51 Franklin Street, Suite 500, Boston, MA  02110-1335, USA.
 */

#ifndef SYNCCLIENT_HPP_
#define SYNCCLIENT_HPP_

#include <QObject>
#include <QTcpSocket>

class SyncMessageHandler;
class SyncRemotePeer;

class SyncClient : public QObject
{
    Q_OBJECT
public:
    SyncClient(QObject* parent = 0);
    virtual ~SyncClient();

    bool isConnected() const;
    QString errorString() const { return errorStr; }

public slots:
    void connectToServer(const QString& host, const int port);
    void disconnectFromServer();

protected:
    void timerEvent(QTimerEvent* evt) Q_DECL_OVERRIDE;
signals:
    void connected();
    void disconnected();
    void connectionError();
private slots:
    void dataReceived();
    void socketConnected();
    void socketDisconnected();
    void socketError(QAbstractSocket::SocketError err);
    void emitError(const QString& msg);

private:
    void checkTimeout();

    QString errorStr;
    bool isConnecting;
    SyncRemotePeer* server;
    int timeoutTimerId;
    QVector<SyncMessageHandler*> handlerList;

    friend class ClientErrorHandler;
};


#endif