Example #1
0
void MainWindow::on_pushButton_clicked()
{
    int current_tab = this->ui->tabWidget->currentIndex();

    QPrinter printer;
    QTableView *myWidget;

    switch(current_tab)
    {
    case TABLE::StudentsTableTab:
        myWidget = this->ui->StudentsTableView;
        break;

    case TABLE::TeachersTableTab:
        myWidget = this->ui->TeachersTableView;
        break;
    default:
        return;
    }

    QPixmap pix = myWidget->grab();
    QPainter painter;
    printer.setResolution(QPrinter::HighResolution);

    printer.setPageMargins (15,15,15,15,QPrinter::Millimeter);
    painter.begin(&printer);
    double xscale = printer.pageRect().width()/double(myWidget->width() + 50);
    double yscale = printer.pageRect().height()/double(myWidget->height() + 50);
    double scale = qMin(xscale, yscale);
    painter.scale(scale, scale);

    painter.drawPixmap(0, 0, pix);
    painter.end();

    myWidget->render(&painter);

}