def showAbout(qt_viewer):
d = QDialog()
d.setObjectName('QtAboutKeybindings')
d.setStyleSheet(qt_viewer.styleSheet())
d.setWindowTitle('Keybindings')
qt_viewer._about_keybindings = QtAboutKeybindings(qt_viewer.viewer, d)
d.show()
d.setWindowModality(Qt.NonModal)
d.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
qt_viewer._about_keybindings_dialog = d
def __show_qrcode(self) -> None:
"""Save to image file."""
dlg = QDialog(self)
dlg.setWindowTitle("Mechanism QR code")
dlg.setModal(True)
layout = QVBoxLayout(dlg)
label = QLabel(dlg)
layout.addWidget(label)
label.setPixmap(self.image)
dlg.setFixedSize(self.image.size())
dlg.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
dlg.show()
