need_item.dart
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import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:one_key/res/colors.dart';
import 'package:one_key/models/table.dart' as t;
import 'package:one_key/widgets/v_empty_view.dart';
class NeedItem extends StatefulWidget {
final t.Table table;
final bool canSelected; //是否能选中
final ValueChanged onSelected;
final int height; //高度
NeedItem(this.table,
{this.onSelected, this.canSelected = false, this.height = 183});
@override
State<StatefulWidget> createState() {
// TODO: implement createState
return new NeedItemState();
}
}
class NeedItemState extends State<NeedItem> {
@override
Widget build(BuildContext context) {
// TODO: implement build
t.Table table = widget.table;
return GestureDetector(
onTap: () {
if (widget.canSelected && table.signStr.isEmpty) {
setState(() {
table.selected = !(table.selected ?? false);
});
widget.onSelected(table);
}
},
child: Stack(
children: <Widget>[
Container(
width: ScreenUtil().setWidth(190),
height: ScreenUtil().setWidth(widget.height),
alignment: Alignment.center,
margin: EdgeInsets.all(ScreenUtil().setWidth(9)),
decoration: BoxDecoration(
color: MyColours.color_a8e2e4,
borderRadius: BorderRadius.all(
Radius.circular(ScreenUtil().setWidth(8)))),
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.center,
children: <Widget>[
Text(
table.name,
style: TextStyle(
color: MyColours.color_131313,
fontSize: ScreenUtil().setSp(30),
decoration: TextDecoration.none,
fontWeight: FontWeight.normal),
overflow: TextOverflow.ellipsis,
),
Offstage(
offstage: table.maxText.isEmpty ? true : false,
child: Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
VEmptyView(5),
Text(
table.maxText,
style: TextStyle(
color: MyColours.color_777777,
fontSize: ScreenUtil().setSp(26),
decoration: TextDecoration.none,
fontWeight: FontWeight.normal),
overflow: TextOverflow.ellipsis,
),
],
),
),
Offstage(
offstage: table.lowStr.isEmpty ? true : false,
child: Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
VEmptyView(5),
Text(
table.lowStr,
textAlign: TextAlign.center,
style: TextStyle(
color: MyColours.color_2bb5b7,
fontSize: ScreenUtil().setSp(24),
decoration: TextDecoration.none,
fontWeight: FontWeight.normal),
overflow: TextOverflow.ellipsis,
)
],
),
)
],
)),
],
),
);
}
}