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73 lines
2.1 KiB
Dart
73 lines
2.1 KiB
Dart
import 'package:expandable/expandable.dart';
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import 'package:flutter/material.dart';
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class HeaderBodyExpandableNotifier extends StatefulWidget {
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final Widget headerWidget;
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final Widget bodyWidget;
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final Widget collapsed;
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final bool isExpand;
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bool expandFlag = false;
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var controller = new ExpandableController();
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HeaderBodyExpandableNotifier({this.headerWidget, this.bodyWidget, this.collapsed, this.isExpand});
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@override
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_HeaderBodyExpandableNotifierState createState() =>
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_HeaderBodyExpandableNotifierState();
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}
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class _HeaderBodyExpandableNotifierState
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extends State<HeaderBodyExpandableNotifier> {
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@override
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void initState() {
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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setState(() {
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if (widget.isExpand == true) {
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widget.expandFlag = widget.isExpand;
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widget.controller.expanded = true;
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}
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});
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return ExpandableNotifier(
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child: Padding(
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padding: const EdgeInsets.only(left: 0, right: 0),
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child: Column(
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children: <Widget>[
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SizedBox(
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child: widget.headerWidget,
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),
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ScrollOnExpand(
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scrollOnExpand: true,
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scrollOnCollapse: false,
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child: ExpandablePanel(
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theme: const ExpandableThemeData(
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headerAlignment: ExpandablePanelHeaderAlignment.center,
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tapBodyToCollapse: true,
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),
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// header: widget.headerWidget,
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collapsed: Container(),
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expanded: widget.bodyWidget,
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builder: (_, collapsed, expanded) {
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return Padding(
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padding: EdgeInsets.only(left: 0, right: 0, bottom: 0),
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child: Expandable(
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controller: widget.controller,
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collapsed: collapsed,
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expanded: expanded,
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theme: const ExpandableThemeData(crossFadePoint: 0),
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),
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);
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},
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),
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),
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],
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),
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),
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);
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}
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}
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