def mousePressEvent(self, event: QMouseEvent) -> None:
        if event.button() == Qt.LeftButton and self.cutter.mediaAvailable:
            self.cutter.cliplist.clearSelection()
            self.cutter.timeCounter.clearFocus()
            self.cutter.frameCounter.clearFocus()
            # noinspection PyBroadException
            try:
                if hasattr(self.cutter, 'notify'):
                    self.cutter.notify.close()
            except BaseException:
                pass
            event.accept()