README.md

ExpandedListView

Extended ListView API 8+

Restore ListView all child state and scroll position

Using

ExpandedListView expandedListView;

expandedListView.setExpanded(true);

adapter.notifyDataSetChanged();
//  Restoring data after rotating screen or pressing Home back
expandedListView.restoreByKeeper();

<ScrollView
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_weight="1"
    android:fillViewport="true">

    <com.lin1987www.widget.ExpandedListView
        android:id="@+id/expandedListView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />
</ScrollView>

Selectable ListView API 11+

Only restore scroll position, because setExpanded(false).

if setExpanded(false) will be normal ListView

Using

ExpandedListView expandedListView;

expandedListView.setExpanded(false);

adapter.notifyDataSetChanged();
//  Restoring data after rotating screen or pressing Home back
expandedListView.restoreByKeeper();

<com.lin1987www.widget.ExpandedListView
    android:id="@+id/expandedListView"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
/>