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