Android Open Source - DroidDoesMusic Playlist Song View

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Back to project page DroidDoesMusic.
License

The source code is released under:
Copyright (C) 2011 by Michael Rose, Nick Hansen, Joe Zeimen Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Soft...
If you think the Android project DroidDoesMusic listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

package com.uid.DroidDoesMusic.UI;
/*from w  ww.  jav  a 2  s .c om*/
import java.util.HashMap;

import android.app.ListActivity;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.ServiceConnection;
import android.net.Uri;
import android.os.Bundle;
import android.os.IBinder;
import android.provider.MediaStore;
import android.provider.MediaStore.Audio;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.Toast;

import com.uid.DroidDoesMusic.UI.SimpleGestureFilter.SimpleGestureListener;
import com.uid.DroidDoesMusic.player.Player;
import com.uid.DroidDoesMusic.util.PlaylistManager;

/**
 * This class extends List Activity to show what songs are on the device.
 * 
 * @author jzeimen
 *
 */
public class PlaylistSongView extends ListActivity implements SimpleGestureListener {
  protected static final String TAG = "DroidDoesMusic";
  public static final String INTENT_ITEM_PLAYLIST_NAME = "playlistName";
  public static final String INTENT_ITEM_PLAYLIST_ID = "playlistID";
  Uri extContentPlaylists = MediaStore.Audio.Playlists.EXTERNAL_CONTENT_URI;
  private String playlistName = new String();
  private int playlistId;
  private ListAdapter mAdapter;
  private PlaylistManager mPlaylistManager;
  private SimpleGestureFilter detector; 
  private Player mPlayer;
  private boolean isPlayerBound;
  
  /** Called when the activity is first created. */  
  @Override
  public void onCreate(Bundle savedInstanceState) {
    Log.d(TAG, getClass().getSimpleName() + ": onCreate");
    super.onCreate(savedInstanceState);
    
    //add gestures
        detector = new SimpleGestureFilter(this,this);
        detector.setMode(SimpleGestureFilter.MODE_DYNAMIC);
        detector.setEnabled(true);
    
    mPlaylistManager = PlaylistManager.getInstance(this);
    try {
      playlistName = getIntent().getExtras().getString(INTENT_ITEM_PLAYLIST_NAME);
      playlistId = getIntent().getExtras().getInt(INTENT_ITEM_PLAYLIST_ID);
      setTitle(playlistName);

      if (playlistName == null) {
        playlistName = "";
      }
    } catch (NullPointerException e) {
      playlistName = "";
    }            
    PlaylistManager.getInstance(this).setPlaylistId(playlistId);
    mAdapter = PlaylistManager.getInstance(this).listSongs(playlistId);
    bind();
    this.setListAdapter(mAdapter);

  }
  
  public void refresh(){
    mAdapter = mPlaylistManager.listSongs(mPlaylistManager.getCurrentPlaylistId());
    this.setListAdapter(mAdapter);
  }
  @Override
  public void onResume(){
    super.onResume();
  }
  @Override
  public void onListItemClick(ListView l, View v, int position, long id) {
    Log.d(TAG, getClass().getSimpleName() + ": onListItemClick: (" + id + ")");
    super.onListItemClick(l, v, position, id);
    mPlaylistManager.setPosition(position);
    HashMap<String,String> info = mPlaylistManager.currentSong();
    
    if (this.isPlayerBound && info!=null){
      mPlayer.stopMusic();
      mPlayer.setSong(
          info.get(PlaylistManager.ALBUM),
          info.get(PlaylistManager.ARTIST),
          info.get(PlaylistManager.TITLE),
          info.get(PlaylistManager.DATAPATH));
      mPlayer.startMusic();
      finish();
    }

  }
  
  public void onDoubleTap() {
      
  }
  @Override 
  public boolean dispatchTouchEvent(MotionEvent me){ 
    this.detector.onTouchEvent(me);
    return super.dispatchTouchEvent(me); 
  }
  
  public void onSwipe(int direction, int x, int y) {
    String str = "";
    Log.d(TAG,"Swiped in PLSV");
    
    int pos = getListView().pointToPosition(x, y);
    
    PlaylistManager pm = PlaylistManager.getInstance(this);
    int number=this.mAdapter.getCount();
    if (pos==-1){
      pos=number;
    }
    int id = pm.getSongIdAtPosition(pos-1);
    if (id==-1) return;
    
    //Toast.makeText(this, "id "+ id+ " position " +pos, Toast.LENGTH_SHORT).show();
    switch (direction) {
    case SimpleGestureFilter.SWIPE_RIGHT:

      break;
    case SimpleGestureFilter.SWIPE_LEFT:
      if (pm.removeFromCurrentPlaylist(id)) {
        Toast.makeText(this, "Removed " + str + " from playlist", Toast.LENGTH_SHORT).show();
      } else {
        Toast.makeText(this, "failed to remove "+ id, Toast.LENGTH_SHORT).show();
      }
      
      break;
    }

  }

    private ServiceConnection mConnection = new ServiceConnection() {
      public void onServiceConnected(ComponentName classname, IBinder service){
        Log.d(TAG, "onServiceConnected: Player Service Connected" + classname.toShortString());
        
        Player player = ((Player.DataBinder)service).getService();
        mPlayer = player;
                
        isPlayerBound = true;
      }
      public void onServiceDisconnected(ComponentName classname){
        Log.d(TAG, "onServiceDisconnected: Player Service Disconnected");
        
        isPlayerBound = false;
      }
    };
    
    private void bind() {
      Log.d(TAG, "bind: Attempting to bind to Player" );
      
      
      try {
        getParent().bindService(new Intent("com.uid.DroidDoesMusic.player.Player"), mConnection, Context.BIND_AUTO_CREATE);
      } catch(NullPointerException e) {
        bindService(new Intent("com.uid.DroidDoesMusic.player.Player"), mConnection, Context.BIND_AUTO_CREATE);
      }
    }

}
Java Source Code List
