Display progress bar as copying one file

01.class MyClass : ...


02.{


03....


04.public slots:


05. void onWrite( qint64 );


06.};


07.


08.MyClass::MyClass( ... )


09.{


10. // ...


11. progress->setMaximum( QFileInfo(fromFile).size() / 1024 );


12. written = 0;


13. connect( &toFile, SIGNAL(bytesWritten(qint64)), SLOT(onWrite(qint64)) );


14. // ...


15.}


16.


17.void MyClass::onWrite( qint64 w )


18.{


19. written += w;


20. progress->setValue( written / 1024 );


21.}