Android Open Source - Glowplug Actor List Fragment

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License

The source code is released under:

MIT License

Java Source Code

package com.adecker.glowplugcompiler.example;
/*from w  w  w.j a  v  a2  s.  com*/
import android.app.Activity;
import android.app.Fragment;
import android.content.Context;
import android.database.Cursor;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.*;
import com.adecker.glowplugcompiler.example.model.ActorEntity;
import com.adecker.glowplugcompiler.example.model.FilmEntity;
import com.adecker.glowplugcompiler.example.model.MyActor;
import com.adecker.glowplugcompiler.example.model.SakilaHelper;

import java.util.List;

public class ActorListFragment extends Fragment implements AbsListView.OnItemClickListener {

  private static final String SELECTION = "selection";
  private static final String SELECTION_ARGS = "selectionArgs";
  private String selection;
  private String[] selectionArgs;
  private OnActorInteractionListener mListener;
  /**
   * The fragment's ListView/GridView.
   */
  private AbsListView mListView;
  /**
   * The Adapter which will be used to populate the ListView/GridView with
   * Views.
   */
  private ListAdapter mAdapter;

  /**
   * Mandatory empty constructor for the fragment manager to instantiate the
   * fragment (e.g. upon screen orientation changes).
   */
  public ActorListFragment() {
  }

  public static ActorListFragment newInstance(String selection, String[] selectionArgs) {
    ActorListFragment fragment = new ActorListFragment();
    Bundle args = new Bundle();
    args.putString(SELECTION, selection);
    args.putStringArray(SELECTION_ARGS, selectionArgs);
    fragment.setArguments(args);
    return fragment;
  }

  @Override
  public void onAttach(Activity activity) {
    super.onAttach(activity);
    try {
      mListener = (OnActorInteractionListener) activity;
    } catch (ClassCastException e) {
      throw new ClassCastException(activity.toString()
          + " must implement OnFragmentInteractionListener");
    }
  }

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    if (getArguments() != null) {
      selection = getArguments().getString(SELECTION);
      selectionArgs = getArguments().getStringArray(SELECTION_ARGS);
    }
    SakilaHelper dbHelper = new SakilaHelper(getActivity());
    mAdapter = new ActorAdapter(getActivity(), MyActor.select(dbHelper.getReadableDatabase(), selection,
        selectionArgs));
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
                           Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_item, container, false);

    mListView = (AbsListView) view.findViewById(android.R.id.list);
    mListView.setAdapter(mAdapter);

    mListView.setOnItemClickListener(this);

    return view;
  }

  @Override
  public void onDetach() {
    super.onDetach();
    mListener = null;
  }

  @Override
  public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
    if (null != mListener) {
      mListener.onActorClick(null);
    }
  }

  /**
   * The default content for this Fragment has a TextView that is shown when
   * the list is empty. If you would like to change the text, call this method
   * to supply the text it should use.
   */
  public void setEmptyText(CharSequence emptyText) {
    View emptyView = mListView.getEmptyView();

    if (emptyText instanceof TextView) {
      ((TextView) emptyView).setText(emptyText);
    }
  }

  /**
   * This interface must be implemented by activities that contain this
   * fragment to allow an interaction in this fragment to be communicated
   * to the activity and potentially other fragments contained in that
   * activity.
   * <p/>
   * See the Android Training lesson <a href=
   * "http://developer.android.com/training/basics/fragments/communicating.html"
   * >Communicating with Other Fragments</a> for more information.
   */
  public interface OnActorInteractionListener {
    // TODO: Update argument type and name
    public void onActorClick(String id);
  }

  public static class ActorAdapter extends CursorAdapter{
    MyActor actor = new MyActor();

    public ActorAdapter(Context context, Cursor c) {
      super(context, c,0);
    }

    @Override
    public View newView(Context context, Cursor cursor, ViewGroup parent) {
      return LayoutInflater.from(context).inflate(android.R.layout.simple_list_item_1, parent, false);
    }

    @Override
    public void bindView(View view, Context context, Cursor cursor) {
      TextView tv = (TextView) view.findViewById(android.R.id.text1);
      tv.setText(actor.fromCursor(cursor).toString());
    }
  }
}

Java Source Code List

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