def __init__(self, orientation, splitter): QSplitterHandle.__init__(self, orientation, splitter) splitter.splitterMoved.connect(self.splitter_moved, type=Qt.QueuedConnection) self.double_clicked.connect(splitter.double_clicked, type=Qt.QueuedConnection) self.highlight = False self.setToolTip(_('Drag to resize')+' '+splitter.label)