def handle_submit(self):
        """Handle form submission
        """
        wst_uid = self.request.form.get("getWorksheetTemplate")
        if not wst_uid:
            return False

        layout = self.context.getLayout()
        wst = api.get_object_by_uid(wst_uid)

        self.request["context_uid"] = api.get_uid(self.context)
        self.context.applyWorksheetTemplate(wst)

        if len(self.context.getLayout()) == len(layout):
            return False
        return True
Handle form submission