79 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			79 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include "TCPClient.h"
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| 
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| #include <QTcpSocket>
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| #include <QDebug>
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| 
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| #include "pimpl_impl.hpp"
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| 
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| #include "moc_TCPClient.cpp"
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| 
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| 
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| class TCPClient::impl
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|   : public QTcpSocket
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| {
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|   Q_OBJECT
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| 
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| public:
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|   using port_type = quint16;
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| 
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|   impl (TCPClient * self)
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|     : self_ {self}
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|   {
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|   }
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| 
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|   ~impl ()
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|   {
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|   }
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| 
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|   bool isConnected(QString host, port_type port){
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|       if(host_ != host || port_ != port){
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|           disconnectFromHost();
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|           return false;
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|       }
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|       return state() == QTcpSocket::ConnectedState ;
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|   }
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| 
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|   void connectToHost(QString host, port_type port){
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|       host_ = host;
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|       port_ = port;
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| 
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|       QTcpSocket::connectToHost(host_, port_);
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|   }
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| 
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|   qint64 send(QByteArray const &message, bool crlf){
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|       return write(message + (crlf ? "\r\f" : ""));
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|   }
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| 
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|   TCPClient * self_;
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|   QString host_;
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|   port_type port_;
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| };
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| 
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| #include "TCPClient.moc"
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| 
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| TCPClient::TCPClient(QObject *parent) : QObject(parent)
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|   , m_ {this}
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| {
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| }
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| 
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| bool TCPClient::ensureConnected(QString host, port_type port, int msecs){
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|     if(!m_->isConnected(host, port)){
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|         m_->connectToHost(host, port);
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|     }
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| 
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|     return m_->waitForConnected(msecs);
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| }
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| 
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| bool TCPClient::sendNetworkMessage(QString host, port_type port, QByteArray const &message, bool crlf, int msecs){
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|     if(!ensureConnected(host, port, msecs)){
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|         return false;
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|     }
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| 
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|     qint64 n = m_->send(message, crlf);
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|     if(n <= 0){
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|         return false;
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|     }
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| 
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|     return m_->flush();
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| }
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