報錯信息
The following assertion was thrown during performResize():
Vertical viewport was given unbounded height.
需要添加
physics: NeverScrollableScrollPhysics(),
shrinkWrap: true,
例子
ListView(
children: [
GridView.builder(
physics: NeverScrollableScrollPhysics(), //增加
shrinkWrap: true, //增加
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: 2,
crossAxisSpacing: 10, //水平 widget的距離
mainAxisSpacing: 10, //垂直 widget的距離
childAspectRatio: 1.0,
),
itemCount: 10,
itemBuilder: this._getList,
),
],
);
