Flutter Expansion List

A Flutter package to provide Expandable List with customizable animation and List items.

Example Project

There is a good example project in the example folder.

Demo

Usage

       FlexibleExpansionList(
        itemCount: data!.length,
        headerBuilder: (BuildContext context, int index, bool isExpanded) {
          return ListTile(
            title: Text(isExpanded ? 'Collapse' : 'Expand'),
          );
        },
        fixedItemBuilder: (BuildContext context, int index) {
          return ListTile(
            title: Text(data![index].title),
            subtitle: Text(data![index].subtitle),
          );
        },
        expandedItemBuilder: (BuildContext context, int index) {
          return Padding(
            padding: const EdgeInsets.symmetric(horizontal: 8),
            child: ListTile(
              title: Text(data![index].fields.title),
              subtitle: Text(data![index].fields.value),
            ),
          );
        }
      ),

Properties

Property	Description	Default
required int itemCount	Total number of fixed items.	required
required IndexedWidgetBuilder fixedItemBuilder	Creates fixed list item widgets.	required
required IndexedWidgetBuilder expandedItemBuilder	Create The widget(s) that should be displayed when each item is expanded.	required
IndexedHeaderWidgetBuilder headerBuilder	Creates The widget that should be shown as the header for the whole list.	null
Animation animation	Expansion and collapse animation with a value of type double.	CurvedAnimation
AnimationController controller	Expansion and collapse animation controller.	default controller with 300 milliseconds duration