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package course.examples.fragments.StaticLayout; // w w w. j a va 2 s . c o m import android.app.Activity; import android.app.ListFragment; import android.os.Bundle; import android.view.View; import android.widget.ArrayAdapter; import android.widget.ListView; public class TitlesFragment extends ListFragment { private ListSelectionListener mListener; @SuppressWarnings("unused") private static final String TAG = "TitlesFragment"; // Callback interface that allows this Fragment to notify the QuoteViewerActivity when // user clicks on a List Item public interface ListSelectionListener { public void onListSelection(int index); } // Called when the user selects an item from the List @Override public void onListItemClick(ListView l, View v, int pos, long id) { // Indicates the selected item has been checked getListView().setItemChecked(pos, true); // Inform the QuoteViewerActivity that the item in position pos has been selected mListener.onListSelection(pos); } @Override public void onAttach(Activity activity) { super.onAttach(activity); try { // Set the ListSelectionListener for communicating with the QuoteViewerActivity mListener = (ListSelectionListener) activity; } catch (ClassCastException e) { throw new ClassCastException(activity.toString() + " must implement OnArticleSelectedListener"); } } @Override public void onActivityCreated(Bundle savedState) { super.onActivityCreated(savedState); // Set the list choice mode to allow only one selection at a time getListView().setChoiceMode(ListView.CHOICE_MODE_SINGLE); // Set the list adapter for the ListView // Discussed in more detail in the user interface classes lesson setListAdapter(new ArrayAdapter<String>(getActivity(), R.layout.title_item, QuoteViewerActivity.sTitleArray)); } }