content: package uk.co.androidalliance.edgeeffectoverride.sample;
  
  import android.app.Activity;
  import android.os.Bundle;
  import android.widget.SimpleExpandableListAdapter;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import uk.co.androidalliance.edgeeffectoverride.ExpandableListView;
  
  public class ExpandableListViewActivity extends Activity {
  
      private static final String NAME = "NAME";
      private static final String IS_EVEN = "IS_EVEN";
  
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.expandablelistview_layout);
  
          //this comes from android samples
          List<Map<String, String>> groupData = new ArrayList<Map<String, String>>();
          List<List<Map<String, String>>> childData = new ArrayList<List<Map<String, String>>>();
          for (int i = 0; i < 20; i++) {
              Map<String, String> curGroupMap = new HashMap<String, String>();
              groupData.add(curGroupMap);
              curGroupMap.put(NAME, "Group " + i);
              curGroupMap.put(IS_EVEN, (i % 2 == 0) ? "This group is even" : "This group is odd");
  
              List<Map<String, String>> children = new ArrayList<Map<String, String>>();
              for (int j = 0; j < 15; j++) {
                  Map<String, String> curChildMap = new HashMap<String, String>();
                  children.add(curChildMap);
                  curChildMap.put(NAME, "Child " + j);
                  curChildMap.put(IS_EVEN, (j % 2 == 0) ? "This child is even" : "This child is odd");
              }
              childData.add(children);
          }
  
          // Set up our adapter
          ((ExpandableListView) findViewById(R.id.expandablelistview)).setAdapter(new SimpleExpandableListAdapter(
                  this,
                  groupData,
                  android.R.layout.simple_expandable_list_item_1,
                  new String[]{NAME, IS_EVEN},
                  new int[]{android.R.id.text1, android.R.id.text2},
                  childData,
                  android.R.layout.simple_expandable_list_item_2,
                  new String[]{NAME, IS_EVEN},
                  new int[]{android.R.id.text1, android.R.id.text2}
          ));
      }
  
  
  }
  