def __init__(self, parent=None): QWidget.__init__(self) self.ui = Ui_Form() self.ui.setupUi(self) self.ui.scrolll.setStyleSheet("background-color:black;") QObject.connect(self.ui.btnNew, SIGNAL('clicked()'), self.Create) QObject.connect(self.ui.btnClose, SIGNAL('clicked()'), self.Close) self.obj = None self.objlist = []