import 'package:flutter/material.dart'; import 'package:flutter_screenutil/flutter_screenutil.dart'; class BeeTabBar extends StatefulWidget with PreferredSizeWidget { final TabController controller; final List tabs; final Function(int index) onTap; final bool scrollable; BeeTabBar({ Key key, @required this.controller, @required this.tabs, this.onTap, this.scrollable = false, }) : super(key: key); @override _BeeTabBarState createState() => _BeeTabBarState(); @override Size get preferredSize => Size.fromHeight(96.w); } class _BeeTabBarState extends State { update() { if (widget.onTap != null) widget.onTap(widget.controller.index); } @override void initState() { super.initState(); widget.controller.addListener(update); } @override void dispose() { widget.controller.removeListener(update); super.dispose(); } @override Widget build(BuildContext context) { return TabBar( controller: widget.controller, indicatorColor: Color(0xffffc40c), tabs: widget.tabs.map((e) => Tab(text: e)).toList(), onTap: widget.onTap, isScrollable: widget.scrollable, ); } }