Listens for the enter event to check if the query is setup.

def keyPressEvent(self, event):
        """
        Listens for the enter event to check if the query is setup.
        """
        if event.key() in (Qt.Key_Enter, Qt.Key_Return):
            self.queryEntered.emit(self.query())
        
        super(XOrbQuickFilterWidget, self).keyPressEvent(event)