Russian Qt Forum

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QList <QTcpSocket *> _clients;
QTcpSocket *cl=TCPserver->nextPendingConnection();

_clients << cl;
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connect(_clients[_clients.count()-1], SIGNAL(readyRead()), this, SLOT(on_ClientRead()));

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void MainWindow::on_ClientRead()
{
    quint16 blockSize;

    QDataStream inp(_clients[0]);
    inp.setVersion(QDataStream::Qt_4_2);

    for(;;){
        if (!blockSize){
            if (_clients[0]->bytesAvailable() < sizeof(quint16)) {
                break;
            }
            inp >> blockSize;
        };
        if (_clients[0]->bytesAvailable() < blockSize) {
            break;
        };
        QString s;
        inp >> s;
        ui->textEdit->append(s);

        blockSize = 0;
    }

};