Android連絡先クイックインデックスコンポーネントQuickIndexView

//          
String[] namesStrings = {....}； 
Intent intent = new Intent(this, QuickIndexViewActivity.class);
intent.putExtra(Contants.CONTACTS_NAMES, namesStrings);
//     
startActivityForResult(intent, REQUEST_CODE);

@Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == REQUEST_CODE
                && resultCode == Contants.CONTACTS_RESULT_CODE) {

        //        
        String name = data.getStringExtra(Contants.INTENT_CONTAC_NAME);
        System.out.println(name);

        //            
        int sortedIndex = data.getIntExtra(Contants.INTENT_CONTAC_INDEX_SORTED, -1);
        System.out.println(sortedIndex);

        //            
        int index = data.getIntExtra(Contants.INTENT_CONTAC_INDEX, -1);
        System.out.println(index);

        mTvResult.setText("  ："+name);
    }
}

public class Contants {
    /*            key */
    public static final String CONTACTS_NAMES = "contacts_names";

    /*           */
    public static final int CONTACTS_RESULT_CODE = 20;

    /*            key */
    public static final String INTENT_CONTAC_NAME = "CONTAC_NAME";

    /*        （   ）    key */
    public static final String INTENT_CONTAC_INDEX_SORTED = "CONTAC_INDEX_SORTED";

    /*        （   ）    key */
    public static final String INTENT_CONTAC_INDEX = "CONTAC_INDEX";
}