build method

@override Widget build(BuildContext context)

Implementation

@override
Widget build(BuildContext context) {
  Color accentColor = color ??
      (Theme.of(context).brightness == Brightness.light
          ? Theme.of(context).primaryColor
          : Theme.of(context).colorScheme.onSurface);

  return ExpandableTheme(
    data: ExpandableThemeData(
      iconColor: accentColor,
      collapseIcon: FontAwesomeIcons.caretUp,
      expandIcon: FontAwesomeIcons.caretDown,
      iconSize: 16,
      iconPadding: const EdgeInsets.only(right: 5),
    ),
    child: ExpandableNotifier(
      controller: controller ??
          ExpandableController(initialExpanded: initialExpanded),
      child: Column(
        children: <Widget>[
          ExpandableButton(
            child: ListTile(
              leading: iconData == null
                  ? null
                  : Icon(
                      iconData,
                      color: accentColor,
                    ),
              title: Text(
                label ?? '',
                style: TextStyle(
                  color: accentColor,
                  fontWeight: FontWeight.bold,
                  fontSize: 15,
                ),
              ),
              trailing: ExpandableIcon(),
              tileColor: backgroundColor,
            ),
          ),
          Expandable(
            collapsed: Container(),
            expanded: Padding(
              padding: const EdgeInsets.only(bottom: 8),
              child: Column(
                children: items,
              ),
            ),
          ),
        ],
      ),
    ),
  );
}