Android Open Source - pi-android-player Utils

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License

The source code is released under:

Apache License

Java Source Code

package edu.ptit.xbmc.tools;
//from   w  ww.jav  a2  s.c  om
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.List;

import android.app.Activity;
import edu.ptit.xbmc.fragments.FragmentAlbumDetail;
import edu.ptit.xbmc.fragments.FragmentAlbumList;
import edu.ptit.xbmc.fragments.FragmentAllSong;
import edu.ptit.xbmc.fragments.FragmentArtistDetail;
import edu.ptit.xbmc.fragments.FragmentArtistList;
import edu.ptit.xbmc.fragments.FragmentDirectRemote;
import edu.ptit.xbmc.fragments.FragmentNowPlaying;
import edu.ptit.xbmc.fragments.FragmentSettings;
import edu.ptit.xbmc.model.Song;

public class Utils {
  private static Utils instance = null;
//  public FragmentAlbum FRAGMENT_ALBUM;
  public int ALBUM_SCREEN_NO = FIRST_SCREEN;
  public List<Song> ALLSONG_LIST;
//  public FragmentArtist FRAGMENT_ARTIST;
  public int ARTIST_SCREEN_NO = FIRST_SCREEN;
  public FragmentAlbumList FRAGMENT_ALBUM_LIST;
  public FragmentAlbumDetail FRAGMENT_ALBUM_DETAIL;
  public FragmentAllSong FRAGMENT_ALL_SONG;
  public FragmentArtistList FRAGMENT_ARTIST_LIST;
  public FragmentArtistDetail FRAGMENT_ARTIST_DETAIL;
  public FragmentDirectRemote FRAGMENT_DIRECT_REMOTE;
  public FragmentNowPlaying FRAGMENT_NOW_PLAYING;
  public FragmentSettings FRAGMENT_SETTINGS;
  public static final int FIRST_SCREEN = 0;
  public static final int SECOND_SCREEN = 1;
  Activity act;
  public void setActivity(Activity ac){
    act = ac;
  }
  private Utils() {
  }
  public static String getFormatedDuration(int duration){
    String ret = "";
    ret += (duration / 60);
    ret += ":";
    int du = duration % 60;
    if(du < 10) ret += "0";
    ret += du;
    return ret;    
  }
  public static Utils getInstance() {
    if (instance == null)
      instance = new Utils();
    return instance;
  }

  /**
   * Method to convert song object into a byte array
   * 
   */
  public static byte[] serialize(Song obj) {
    ByteArrayOutputStream out = null;
    try {
      out = new ByteArrayOutputStream();
      ObjectOutputStream os = new ObjectOutputStream(out);
      os.writeObject(obj);
      os.close();
    } catch (Exception e) {
    }
    return out.toByteArray();
  }
  /**
   * Retrieve song object from byte array
   */
  public static Song deserialize(byte[] data) throws IOException,
      ClassNotFoundException {
    ByteArrayInputStream in = new ByteArrayInputStream(data);
    ObjectInputStream is = new ObjectInputStream(in);
    Song s = (Song) is.readObject();
    is.close();
    in.close();
    return s;
  }
  // new project
//  public void switchFragmentInArtistTab(Fragment root,
//      Fragment fragment) {
//    FragmentTransaction ft = root.getFragmentManager().beginTransaction();
//    ft.replace(R.id.artist_content_wrapper, fragment);
//    ft.commit();
//    if(fragment instanceof FragmentArtistList) ARTIST_SCREEN_NO = FIRST_SCREEN;
//    else ARTIST_SCREEN_NO = SECOND_SCREEN;
//  }
//  public void switchFragmentInAlbumTab(Fragment root,
//      Fragment fragment) {
//    // TODO Auto-generated method stub
//    FragmentTransaction ft = root.getFragmentManager().beginTransaction();
//    ft.replace(R.id.album_content_wrapper, fragment);
//    ft.commit();
//    if(fragment instanceof FragmentAlbumList) ALBUM_SCREEN_NO = FIRST_SCREEN;
//    else ALBUM_SCREEN_NO = SECOND_SCREEN;
//  }
  public void switchTab(int position){
    act.getActionBar().setSelectedNavigationItem(position);
  }
}

Java Source Code List

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