Stuff

 QPixmap *myPixmap = new QPixmap();
  myPixmap->fromImage(myCanvas);

  QLabel *myLabel = new QLabel();
  myLabel->setPixmap(myPixmap);


  QGridLayout *grid = new QGridLayout();
  grid->addLayout(boxLayout,0,0);
  grid->addWidget(myLabel,0,1);
  setLayout(grid);