Files
pilotclient/src/blackmisc/com_client.h
2013-03-11 20:41:29 +01:00

118 lines
2.7 KiB
C++

//! Copyright (C) 2013 Roland Winklmeier
//! This Source Code Form is subject to the terms of the Mozilla Public
//! License, v. 2.0. If a copy of the MPL was not distributed with this
//! file, You can obtain one at http://mozilla.org/MPL/2.0/
#ifndef COM_CLIENT_H
#define COM_CLIENT_H
#include <QString>
#include <QAbstractSocket>
#include "blackmisc/com_handler.h"
class QTcpSocket;
namespace BlackMisc
{
class CComClient : public IComHandler
{
Q_OBJECT
public:
//! Constructor
/*!
\param parent Pointer to the parent QObject
*/
CComClient(QObject *parent = 0);
//! Destructor
~CComClient();
//! This method initializes the client
virtual bool init();
//! Connects to the host address.
/*!
\param host Host address of the remote host.
\param port Port number of the remote host.
\return Returns true if connecting was successfull, otherwise false.
*/
void connectTo (const QString& hostName, quint16 port);
//! Returns the connection status
/*!
\return Returns true if connected, otherwise false
*/
bool isConnected() const;
//! Disconnects from the current server
void disconnectFrom();
//! Sends a message to the remote host.
/*!
\param data Reference to the raw byte data to be sent.
\return Returns true if sending was successfull, otherwise false.
*/
bool sendMessage (const QString &messageID, const QByteArray &message);
//! Returns a human readable description of the last error that occurred.
QString getErrorMessage(QAbstractSocket::SocketError error);
signals:
//! emitted when new data were received
void doReceivedMessage(QString &messageID, QByteArray &message);
//! emitted when cliebt connected
void doConnected();
//! emitted when client disconnected
void doDisconnected();
//! emitted when an error has occured
void doError(QAbstractSocket::SocketError error, const QString& error_message);
protected slots:
//! Call this slot, when connected succesfully
void onConnected();
//! Call this slot, when disconnected succesfully
void onDisconnected();
//! Call this slot, when an error appeared
void onError(QAbstractSocket::SocketError error);
//! Call this slot, when data has been received
void onReceivingData();
protected:
//! TCP Socket
/*!
Pointer to the tcp socket.
*/
QTcpSocket* m_tcp_socket;
//! Remote hostname
QString m_hostName;
//! Remote host port
quint16 m_port;
//! This variable holds the last appeared error
QString m_last_error;
private:
CComClient( const CComClient& other);
const CComClient& operator = ( const CComClient& other);
};
} // namespace BlackMisc
#endif // COM_CLIENT_H