i push the button bute nothing is work (((((((((((((
Qt Code: 
  1. void MainWindow::on_pushButton_clicked()
  2. {
  3.  QFile file("/home/dousdou/idee.txt");
  4. QStringList iplist;
  5. while (!file.atEnd())
  6. {
  7.     iplist.append(file.readLine());
  8. }
  9.  
  10. for(int i=0;i<iplist.count();++i)
  11. {
  12.  
  13.  
  14.     connect(mysocket,SIGNAL(connected()),this,SLOT(on_connected()));
  15.     connect(mysocket,SIGNAL(error(QAbstractSocket::SocketError)),this,SLOT(on_error(QAbstractSocket::SocketError)));
  16.     mysocket->connectToHost(iplist.at(i), 22);
  17.     if (mysocket->waitForConnected(1000))
  18.          qDebug("Connected!");
  19. }
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