Flutter 文本-图片-文本排列限制行数

return Expanded(
child: RichText(
overflow: TextOverflow.ellipsis,
  maxLines: 2,
  text: TextSpan(
style: TextStyle(fontSize: 10, color: ColorCons.colorText_9b),
    children:[
TextSpan(text: addTimeString ?? ""),
      WidgetSpan(child: SizedBox(width: 8)),
      TextSpan(text: headStr),
      WidgetSpan(
child:
              isEmpty(this.colorImageUrl)|| tailBuffer.toString().isEmpty
                  ? Text("")
: Container(
margin: EdgeInsetsDirectional.only(start: 2, end: 3),
                      child: ClipOval(
child: Image.network(
ImageUtil.fixUrl(this.colorImageUrl),
                          width: 12.0,
                          height: 12.0,
                          fit: BoxFit.cover,
),
),
)),
      TextSpan(text: tailStr),
],
),
));