def create_gui(argv=[], toolbox: Toolbox = None, **kwargs):
"""Create the Qt based graphical user interface (GUI) for the
Toolbox.
This will create a :py:class:`QApplication` and a
:py:class:`QMainWindow` (of type :py:class:`DeepVisMainWindow`)
and show this main window.
This function will, however, not start the main event loop. This
can be done by invoking `gui.run()`. That function will only
return once the main event loop has finished.
"""
# postpone import of mainwindow for performance reasons
from .mainwindow import DeepVisMainWindow
if toolbox.option('firefox_bug'):
mainwindow.BUG = True
application = QApplication(argv)
mainWindow = DeepVisMainWindow(application, toolbox, **kwargs)
return mainWindow
