如何控制单据页的附件下载按钮隐藏

AttachmentPanel attachmentpanel = this.getView().getControl(ATTACHMENT_PANEL);
        List<Map<String, Object>> attachmentData = attachmentpanel.getAttachmentData();
        for (Map<String, Object> attachmentDatum : attachmentData) {
                //1：可见，0：不可见
                //从左到右的顺序：预览，下载，重命名，删除
                attachmentDatum.put("visible", "0000");
        }
        ClientViewProxy clientViewProxy = this.getView().getService(IClientViewProxy.class);
        clientViewProxy.setFieldProperty(ATTACHMENT_PANEL, "v", attachmentData);