我正在使用下面的代码在flutter中构建列，该列具有嵌套的ListView.Builder，但它给出RenderFlex的显示错误，我该如何解决？
RenderFlex在底部溢出了116个像素。
Column(
children: [
SizedBox(height: 25,),
Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment:CrossAxisAlignment.center,
children: <Widget>[
Row(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment:CrossAxisAlignment.center,
children: <Widget>[
//order container
Container(
height: 32,
width: 160,
decoration: BoxDecoration(
color: Colors.white,
border: Border.all(
width:0.5,
color: Color(0xFF766F6F),
),
borderRadius: BorderRadius.circular(10.0),
),
child: Center(
child: Text('Order Date',
style: TextStyle(backgroundColor: Colors.white,
color:Color(0xFF2e2a2a),
fontFamily: 'Roboto',
fontSize: 12,
),
),
),
),
Container(
height: 32,
width: 160,
decoration: BoxDecoration(
color: Colors.white,
border: Border.all(
width:0.5,
color: Color(0xFF766F6F),
),
borderRadius: BorderRadius.circular(10.0),
),
child: Center(
child: Text('19 May 2020'),
),
),
],),
Row(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment:CrossAxisAlignment.center,
children: <Widget>[
Container(
height: 32,
width: 160,
decoration: BoxDecoration(
color: Colors.white,
border: Border.all(
width:0.5,
color: Color(0xFF766F6F),
),
borderRadius: BorderRadius.circular(10.0),
),
child: Center(
child: Text('Party',
style: TextStyle(backgroundColor: Colors.white,
color:Color(0xFF2e2a2a),
fontFamily: 'Roboto',
fontSize: 12,
),),
),
),
Container(
height: 32,
width: 160,
decoration: BoxDecoration(
color: Colors.white,
border: Border.all(
width:0.5,
color: Color(0xFF766F6F),
),
borderRadius: BorderRadius.circular(10.0),
),
child: Center(
child: Text('Vardhman Textiles Ltd', style: TextStyle(backgroundColor: Colors.white,
color:Color(0xFF2e2a2a),
fontFamily: 'Roboto',
fontSize: 12,
),),
),
),
],),
],),
SizedBox(height: 30,),
ListView.separated(
separatorBuilder:
(BuildContext context, int index) {
return SizedBox(
height: 16,
);
},
shrinkWrap: true,
itemCount: snapshot.data.content[key].length,
itemBuilder: (context, index) {
return Column(
children: [
Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center,
children: <Widget>[
Container(
height: 40,
width: 320,
decoration: BoxDecoration(
color: Color(0xFFFF0000),
border: Border.all(
color: Color(0xFFFF0000),
),
borderRadius: BorderRadius.circular(10.0),
),
child: Center(
child: Text('ITEM DETAILS - ' + "1/2",
style: TextStyle(color: Colors.white, fontWeight: FontWeight.bold,
fontFamily: 'Roboto',
fontSize: 20,
),
),
),
),
Row(
mainAxisAlignment: MainAxisAlignment.center,
// crossAxisAlignment:CrossAxisAlignment.center,
children: <Widget>[
Container(
height: 32,
width: 160,
decoration: BoxDecoration(
color: Colors.white,
border: Border.all(
width:0.5,
color: Color(0xFF766F6F),
),
borderRadius: BorderRadius.circular(10.0),
),
child: Center(
child: Text("Catalog Item", style: TextStyle(backgroundColor: Colors.white,
color:Color(0xFF2e2a2a),
fontFamily: 'Roboto',
fontSize: 12,
),
),
),
),
Container(
height: 32,
width: 160,
decoration: BoxDecoration(
color: Colors.white,
border: Border.all(
width:0.5,
color: Color(0xFF766F6F),
),
borderRadius: BorderRadius.circular(10.0),
),
child: Center(
child: Text(snapshot
.data.content[key][index][0].sodPk, style: TextStyle(backgroundColor: Colors.white,
color:Color(0xFF2e2a2a),
fontFamily: 'Roboto',
fontSize: 12,
),
),
),
),
],),
Row(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment:CrossAxisAlignment.center,
children: <Widget>[
Container(
height: 32,
width: 160,
decoration: BoxDecoration(
color: Colors.white,
border: Border.all(
width:0.5,
color: Color(0xFF766F6F),
),
borderRadius: BorderRadius.circular(10.0),
),
child: Center(
child: Text('QTY.', style: TextStyle(backgroundColor: Colors.white,
color:Color(0xFF2e2a2a),
fontFamily: 'Roboto',
fontSize: 12,
),
),
),
),
Container(
height: 32,
width: 160,
decoration: BoxDecoration(
color: Colors.white,
border: Border.all(
width:0.5,
color: Color(0xFF766F6F),
),
borderRadius: BorderRadius.circular(10.0),
),
child: Center(
child: Text('10', style: TextStyle(backgroundColor: Colors.white,
color:Color(0xFF2e2a2a),
fontFamily: 'Roboto',
fontSize: 12,
),),
),
),
],),
],
),
],
);
},
)
],
)
由于我是扑扑学习的新手，请引导我，谢谢，我正在尝试使用Stack，但是不好，当我使用stack时，第一子列与listview.builder重叠，因此将其删除，
请指导我解决
您可以尝试包装你ListView.separated用Expanded Widget。扩展的作用是扩展“行”，“列”或“伸缩”的子级，以便该子级填充可用空间。这样就不会溢出
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