def __init__(self):
     QMainWindow.__init__(self)
     self.ui = Ui_ResourcesGraphEditor()
     self.ui.setupUi(self)
     self.canvas = ResourcesGraphCanvas(self.ui.graphArea)
     self.ui.graphArea.setWidget(self.canvas)
     self.basename = self.windowTitle()
     self.setWindowTitle(self.tr("Untitled") + " - " + self.basename)