def initialise_GUI(self):
"""Initialises the Tab GUI.
This method is called automatically by BLACS.
"""
self.connection_table_properties = (
self.settings["connection_table"].find_by_name(
self.device_name).properties)
digital_outs = {}
for pin in self.connection_table_properties["out_pins"]:
digital_outs[f"GPIO {pin:02d}"] = {}
# Create a single digital output
self.create_digital_outputs(digital_outs)
# Create widgets for output objects
_, _, do_widgets = self.auto_create_widgets()
# and auto place the widgets in the UI
self.auto_place_widgets(("Flags", do_widgets))
# Create status labels
self.status_label = QtWidgets.QLabel("Status: Unknown")
self.clock_status_label = QtWidgets.QLabel("Clock status: Unknown")
self.get_tab_layout().addWidget(self.status_label)
self.get_tab_layout().addWidget(self.clock_status_label)
# Set the capabilities of this device
self.supports_smart_programming(True)
# Create status monitor timout
self.statemachine_timeout_add(2000, self.status_monitor)
def __init__(self, imagepath):
self.qapplication = QtWidgets.QApplication.instance()
if self.qapplication is None:
self.qapplication = QtWidgets.QApplication(sys.argv)
QtWidgets.QFrame.__init__(self)
self.icon = QtGui.QPixmap()
self.icon.load(imagepath)
if self.icon.isNull():
raise ValueError("Invalid image file: {}.\n".format(imagepath))
self.icon = self.icon.scaled(self.imwidth, self.imheight,
Qt.KeepAspectRatio,
Qt.SmoothTransformation)
self.text = 'Loading'
self.setWindowFlags(Qt.SplashScreen)
self.setWindowOpacity(self.alpha)
self.label = QtWidgets.QLabel(self.text)
self.setStyleSheet("background-color: %s; font-size: 10pt" % self.BG)
# Frame not necessary on macos, and looks ugly.
if sys.platform != 'darwin':
self.setFrameShape(QtWidgets.QFrame.StyledPanel)
self.label.setWordWrap(True)
self.label.setAlignment(Qt.AlignCenter)
self.resize(self.w, self.h)
image_label = QtWidgets.QLabel()
image_label.setPixmap(self.icon)
image_label.setAlignment(Qt.AlignCenter)
layout = QtWidgets.QVBoxLayout(self)
layout.addWidget(image_label)
layout.addWidget(self.label)
center_point = QtWidgets.QDesktopWidget().availableGeometry().center()
x0, y0 = center_point.x(), center_point.y()
self.move(x0 - self.w / 2, y0 - self.h / 2)
self._first_paint_complete = False