[英]How create rounded Tab Bar in flutter?
我尝试对整个容器进行四舍五入,但我不知道如何根据所选选项卡对指示器进行四舍五入。 我现在拥有的这个标签栏。
import 'package:flutter/material.dart';
class AppTabBar extends StatefulWidget {
final TabController? tabController;
const AppTabBar({Key? key, required this.tabController}) : super(key: key);
@override
_AppTabBarState createState() => _AppTabBarState();
}
class _AppTabBarState extends State<AppTabBar> {
@override
Widget build(BuildContext context) {
return Container(
height: 40,
decoration: BoxDecoration(
borderRadius: BorderRadius.vertical(bottom: Radius.circular(10.0)),
border: Border.all(color: Color.fromRGBO(27, 189, 198, 1))),
child: TabBar(
controller: widget.tabController,
indicator: BoxDecoration(
color: Color.fromRGBO(27, 189, 198, 1),
),
labelColor: Color.fromRGBO(238, 248, 254, 1),
unselectedLabelColor: Color.fromRGBO(238, 248, 254, 1),
tabs: [
Tab(
text: 'first',
),
Tab(
text: 'second',
),
],
),
);
}
}
您应该只将底部两侧(右侧,左侧)倒圆,并将标签倒圆。
@override
Widget build(BuildContext context) {
return Container(
height: 40,
decoration: BoxDecoration(
borderRadius: BorderRadius.only(
bottomLeft: Radius.circular(10.0),
bottomRight: Radius.circular(10.0),
),
border: Border.all(
color: Color.fromRGBO(27, 189, 198, 1),
),
),
child: ClipRRect(
borderRadius: BorderRadius.only(
bottomLeft: Radius.circular(10.0),
bottomRight: Radius.circular(10.0),
),
child: TabBar(
controller: tabController,
indicator: BoxDecoration(
color: Color.fromRGBO(27, 189, 198, 1),
),
labelColor: Color.fromRGBO(238, 248, 254, 1),
unselectedLabelColor: Color.fromRGBO(238, 248, 254, 1),
tabs: [
Tab(
text: 'first',
),
Tab(
text: 'second',
),
],
),
),
);
}
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