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ansu_ui/lib/scaffold/as_scaffold.dart

97 lines
2.6 KiB

4 years ago
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:ansu_ui/styles/as_colors.dart';
import 'package:ansu_ui/buttons/as_back_button.dart';
///ASScaffold
///
///made with Scaffold from `Material`
///
///
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///
///`title`,`body`,`leading`,`bottomNavigationBar`,`appBarBottom`,`appBar`
///
///title , AppBar 和 AppBarBottom 均为 `null`时不显示scaffold的AppBar
///
///只有AppBarBottom时只显示AppBarBottom中的内容
class ASScaffold extends StatefulWidget {
///标题,可为`String`或`Text`
final dynamic title;
/// `Scaffold` body
final Widget body;
/// `Scaffold` leading
final Widget leading;
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/// `Scaffold` bottomNavigationBar
final Widget bottomNavigationBar;
/// `AppBar` appBarBottom
final PreferredSizeWidget appBarBottom;
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/// `EndDrawer` endDrawer
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///
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/// 右方向的抽屉
final Widget endDrawer;
/// `AppBar` appBar
final Widget appBar;
///背景色
final Color backgroundColor;
ASScaffold({
Key key,
this.title,
this.leading,
this.body,
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this.bottomNavigationBar,
this.appBarBottom,
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this.endDrawer,
this.appBar,
this.backgroundColor = kBackgroundColor,
}) : super(key: key);
@override
_ASScaffoldState createState() => _ASScaffoldState();
}
class _ASScaffoldState extends State<ASScaffold> {
@override
Widget build(BuildContext context) {
return Scaffold(
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endDrawer: widget.endDrawer,
backgroundColor: widget.backgroundColor,
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bottomNavigationBar: widget.bottomNavigationBar,
appBar: widget.title == null &&
widget.appBar == null &&
widget.appBarBottom == null
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? null
: widget.appBar ??
AppBar(
brightness: Brightness.light,
backgroundColor: kForegroundColor,
elevation: 0,
leading: widget.leading ?? ASBackButton(),
centerTitle: true,
title: DefaultTextStyle(
style: TextStyle(
color: kTextColor,
fontSize: 18.sp,
fontWeight: FontWeight.bold,
),
child: widget.title is String
? Text(widget.title)
: widget.title ?? SizedBox(),
),
bottom: widget.appBarBottom ??
PreferredSize(
child: SizedBox(),
preferredSize: Size.fromHeight(0),
),
),
body: widget.body,
);
}
}