How to use Qhttp for downloading? with the following code..

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VC8.0

C++

How to use Qhttp for downloading?? with the following code..

void MyClass::doSth()
     {
    QHttp http( "www.google.com" );
     connect(&http, SIGNAL(done(bool)), this, SLOT(httpdone(bool)));
     QFile file( "temp.txt" );
     file.open( QIODevice::WriteOnly );
     mutex.lock();
    http.get( "/" );
     fin.wait( &mutex );
   file.close();
   mutex.unlock();
   }
 
(protected slots
 
 void MyClass::httpdone(bool error)
  {
   if (error == false)
    {
    fin.wakeAll();
   }

The file is not getting downloaded.. please help me