bar_bottom_sheet.dart
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import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import '../../modal_bottom_sheet.dart';
import '../bottom_sheet_route.dart';
class BarBottomSheet extends StatelessWidget {
final Widget child;
const BarBottomSheet({Key key, this.child}) : super(key: key);
@override
Widget build(BuildContext context) {
return AnnotatedRegion<SystemUiOverlayStyle>(
value: SystemUiOverlayStyle.light,
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
SizedBox(height: 12),
SafeArea(
bottom: false,
child: Container(
height: 6,
width: 40,
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(6)),
),
),
SizedBox(height: 8),
Flexible(
flex: 1,
fit: FlexFit.loose,
child: ClipRRect(
borderRadius: BorderRadius.only(
topLeft: Radius.circular(15),
topRight: Radius.circular(15)),
child: Container(
decoration: BoxDecoration(
color: Theme.of(context).scaffoldBackgroundColor,
boxShadow: [
BoxShadow(
blurRadius: 10,
color: Colors.black12,
spreadRadius: 5)
]),
width: double.infinity,
child: MediaQuery.removePadding(
context: context,
removeTop: true,
child: child
)
),
),
),
]),);
}
}
Future<T> showBarModalBottomSheet<T>({
@required BuildContext context,
@required ScrollWidgetBuilder builder,
Color backgroundColor,
double elevation,
ShapeBorder shape,
Clip clipBehavior,
Color barrierColor = Colors.black87,
bool bounce = true,
bool expand = false,
AnimationController secondAnimation,
bool useRootNavigator = false,
bool isDismissible = true,
bool enableDrag = true,
}) async {
assert(context != null);
assert(builder != null);
assert(expand != null);
assert(useRootNavigator != null);
assert(isDismissible != null);
assert(enableDrag != null);
assert(debugCheckHasMediaQuery(context));
assert(debugCheckHasMaterialLocalizations(context));
final result = await Navigator.of(context, rootNavigator: useRootNavigator)
.push(ModalBottomSheetRoute<T>(
builder: builder,
bounce: bounce,
containerBuilder: (_, __, child) => BarBottomSheet(child: child,),
secondAnimationController: secondAnimation,
expanded: expand,
barrierLabel: MaterialLocalizations.of(context).modalBarrierDismissLabel,
isDismissible: isDismissible,
modalBarrierColor: barrierColor,
enableDrag: enableDrag,
));
return result;
}