def addItem(self, text, user_data=None, selected=False):
if self.mono:
return super().addItem(text, user_data)
# NOTE: not using user_data
list_widget_item = QListWidgetItem(self.mlist)
checkbox = QCheckBox(self)
checkbox.setText(text)
self.mlist.addItem(list_widget_item)
self.mlist.setItemWidget(list_widget_item, checkbox)
checkbox.stateChanged.connect(self.stateChanged)
checkbox.stateChanged.connect(
lambda state: self.on_checkbox_stateChanged(
checkbox.text(), state))
checkbox.setChecked(selected)
