Function start_gui_app

lantz/ui/app.py:232–250

(backend, frontend_class, qapp_or_args=None)

def start_gui_app(backend, frontend_class, qapp_or_args=None):
    if isinstance(qapp_or_args, QtGui.QApplication):
        qapp = qapp_or_args
    else:
        qapp = QtGui.QApplication(qapp_or_args or [''])

    background_thread = QtCore.QThread()
    backend.moveToThread(background_thread)
    background_thread.start()

    frontend = frontend_class(backend=backend)
    frontend.show()

    qapp.aboutToQuit.connect(background_thread.quit)

    if sys.platform.startswith('darwin'):
        frontend.raise_()

    sys.exit(qapp.exec_())


def start_test_app(target, width=500, qapp_or_args=None):