15QKeySequence(QKeySequence::Print);
16QKeySequence(tr("Ctrl+P"));
17QKeySequence(tr("Ctrl+p"));
18QKeySequence(Qt::CTRL | Qt::Key_P);
19QKeySequence(Qt::CTRL + Qt::Key_P); // deprecated
24QKeySequence(tr("Ctrl+X, Ctrl+C"));
25QKeySequence(Qt::CTRL | Qt::Key_X, Qt::CTRL | Qt::Key_C);
26QKeySequence(Qt::CTRL + Qt::Key_X, Qt::CTRL + Qt::Key_C); // deprecated
35 this, &MainWindow::open);