@Override
 public View getView(int position, View convertView, ViewGroup parent) {
   ViewHolder holder = null;
   DataModel model = listData.get(position);
   if (convertView == null) {
     convertView =
         View.inflate(getActivity(), R.layout.item_message_fragment_order_message, null);
     holder = new ViewHolder(convertView);
   }
   holder = (ViewHolder) convertView.getTag();
   int state = model.state, refund_state = model.refund_state;
   if (state == 9 && refund_state == 9) {
     model.result = "退款申请已处理.";
   } else if (state == 9 && refund_state != 9) {
     model.result = "订单已支付";
   } else if (state == 0) {
     model.result = "订单已关闭";
   } else if (state == 1) {
     model.result = "订单未支付";
   }
   holder.tv_result.setText(model.result);
   holder.tv_ordernum.setText(
       String.format(getResources().getString(R.string.order_message_ordernum), model.order_id));
   return convertView;
 }