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androidexpandablelistviewgreendroid

Greendroid GDExpandableListActivity example needed


I'm searching for any simple implementation of that activity class.


Solution

  • I will answer myself here my solution

    import greendroid.app.GDExpandableListActivity;
    import greendroid.widget.ActionBarItem.Type;
    
    import java.util.ArrayList;
    import java.util.HashMap;
    import java.util.List;
    import java.util.Map;
    
    import android.os.Bundle;
    import android.widget.ExpandableListAdapter;
    import android.widget.SimpleExpandableListAdapter;
    
    public class ExpListViewActivity extends GDExpandableListActivity {
        private static final String NAME = "NAME";
        private static final String IS_EVEN = "IS_EVEN";
    
        DataBaseHelper dbHelper;
    
    
        private ExpandableListAdapter mAdapter;
    
        @Override
        public void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            addActionBarItem(Type.Add);
        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, "Item " + 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 < 5; j++) {
                Map<String, String> curChildMap = new HashMap<String, String>();
                children.add(curChildMap);
               // curChildMap.put(NAME, "Child " + j);
                curChildMap.put(IS_EVEN, (j % 2 == 0) ? "Hello " + j: "Good Morning "+ j);
            }
            childData.add(children);
        }
    
        // Set up our adapter
        mAdapter = 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 }
                );
        setListAdapter(mAdapter);
    
        }
    
    }