ChaptersListFragment

package me.kaidul.uhunt;

import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.os.Build;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.ListView;

import com.actionbarsherlock.app.SherlockListFragment;

public class ChaptersListFragment extends SherlockListFragment{

    OnChapterSelectListener mCallback;

    public interface OnChapterSelectListener {
        public void onChapterSelected(int position);
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        int layout = Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB ?
                android.R.layout.simple_list_item_activated_1 : android.R.layout.simple_list_item_1;
        List<String> items = new ArrayList<String>();
        for (int i = 0; i < CompetitiveProgramming.chapterList.size(); i++) {
            items.add(CompetitiveProgramming.chapterList.get(i).chapterTitle);
        }
        setListAdapter(new ArrayAdapter<String>(getSherlockActivity(), layout, items));
    }

    @Override
    public void onStart() {
        super.onStart();
        if (getFragmentManager().findFragmentById(R.id.sub_category_fragment) != null) {
            getListView().setChoiceMode(ListView.CHOICE_MODE_SINGLE);
        }
    }

    @Override
    public void onAttach(Activity activity) {
        super.onAttach(activity);

        // This makes sure that the container activity has implemented
        // the callback interface. If not, it throws an exception.
        try {
            mCallback = (OnChapterSelectListener) getParentFragment();
        } catch (ClassCastException e) {
            throw new ClassCastException(activity.toString()
                    + " must implement OnChapterSelectListener");
        }
    }


    @Override
    public void onListItemClick(ListView l, View v, int position, long id) {
        mCallback.onChapterSelected(position);
        getListView().setItemChecked(position, true);
    }

}