Android Open Source - PlayTunes Playback Notification

From Project

Back to project page PlayTunes.
License

The source code is released under:
Copyright (c) 2014, Impeccable Labs, LLC. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions ar...
If you think the Android project PlayTunes 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.ideabag.playtunes.service;
// w ww  .j  a v  a 2 s . c  om
import com.ideabag.playtunes.R;
import com.ideabag.playtunes.activity.MainActivity;
import com.ideabag.playtunes.database.MediaQuery;

import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.provider.MediaStore;
import android.support.v4.app.NotificationCompat;
import android.widget.RemoteViews;

public class PlaybackNotification {
  
  private static final char DASH_SYMBOL = 0x2013;
  
  public static final String NOW_PLAYING_EXTRA = "now_playing";
  
  //private static final int PAUSE_ICON_RESOURCE = R.drawable.ic_action_playback_pause_white;
  //private static final int TUNE_ICON_RESOURCE = R.drawable.ic_action_music_2_white;
  private static final int PLAY_NOTIFICATION_ID = 1;
  
  private Context mContext;
  
  //private Cursor mSongCursor = null;
  
  private String lastAlbumUri = null;
  
  private boolean isShowing = false;
  
  private NotificationManager mNotificationManager;
  private RemoteViews mRemoteViews;
  
  PendingIntent playPendingIntent, nextTrackPendingIntent, closePendingIntent, contentIntent;
  Intent playIntent, closeIntent, nextTrackIntent, openIntent;
  
  private String MEDIA_ID;
  
  private String mSongTitle, mSongArtist;
  
  public PlaybackNotification( Context context ) {
    
    mContext = context;
    
    mNotificationManager = ( NotificationManager ) mContext.getSystemService( Context.NOTIFICATION_SERVICE );
    
    openIntent = new Intent( mContext, MainActivity.class );
    
    openIntent.putExtra( NOW_PLAYING_EXTRA, true );
    
    contentIntent = PendingIntent.getActivity( mContext, 0, openIntent, PendingIntent.FLAG_UPDATE_CURRENT );
    
    // 
    // Android 2.3 (and below) doesn't support clickable buttons in the notification. Ancient history!
    // 
    
    if ( android.os.Build.VERSION.SDK_INT >= 11 ) {
        
      playIntent = new Intent( MusicPlayerService.ACTION_PLAY_OR_PAUSE );
      nextTrackIntent = new Intent( MusicPlayerService.ACTION_NEXT );
      closeIntent = new Intent( MusicPlayerService.ACTION_CLOSE );
      
      
      playPendingIntent = PendingIntent.getBroadcast( mContext, 0, playIntent, PendingIntent.FLAG_UPDATE_CURRENT );
      nextTrackPendingIntent = PendingIntent.getBroadcast( mContext, 0, nextTrackIntent, PendingIntent.FLAG_UPDATE_CURRENT );
      closePendingIntent = PendingIntent.getBroadcast( mContext, 0, closeIntent, PendingIntent.FLAG_UPDATE_CURRENT );
      
    }
    
    mRemoteViews = new RemoteViews( mContext.getPackageName(), R.layout.notification_layout ); 
    
    if ( android.os.Build.VERSION.SDK_INT >= 11 ) {
      
      mRemoteViews.setOnClickPendingIntent( R.id.NotificationPlayPauseButton, playPendingIntent );
      mRemoteViews.setOnClickPendingIntent( R.id.NotificationNextButton, nextTrackPendingIntent );
      mRemoteViews.setOnClickPendingIntent( R.id.NotificationCloseButton, closePendingIntent );
      
    }
    
  }
  
  
  public void setMediaID( String song_content_id ) {
    
    if ( null != song_content_id && !song_content_id.equals( MEDIA_ID )) {
      
      MEDIA_ID = song_content_id;
      
      MediaQuery mQuery = new MediaQuery(
          MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,
          new String[] {
            
            MediaStore.Audio.Media.ALBUM,
            MediaStore.Audio.Media.ARTIST,
            MediaStore.Audio.Media.TITLE,
            MediaStore.Audio.Media.ALBUM_ID,
            MediaStore.Audio.Media._ID
            
          },
          MediaStore.Audio.Media._ID + "=?",
          new String[] {
            
            MEDIA_ID
            
          },
          null
        );
      
      MediaQuery.executeAsync(mContext, mQuery, new MediaQuery.OnQueryCompletedListener() {
        
        @Override
        public void onQueryCompleted(MediaQuery mQuery, Cursor mResult) {
          
          mResult.moveToFirst();
          
          mSongTitle = mResult.getString( mResult.getColumnIndexOrThrow( MediaStore.Audio.Media.TITLE ) );
          mSongArtist = mResult.getString( mResult.getColumnIndexOrThrow( MediaStore.Audio.Media.ARTIST ) );
          
          if ( android.os.Build.VERSION.SDK_INT >= 11 ) {
            
            String album_id = mResult.getString( mResult.getColumnIndexOrThrow( MediaStore.Audio.Media.ALBUM_ID ) );
            
            Cursor albumCursor = mContext.getContentResolver().query(
                MediaStore.Audio.Albums.EXTERNAL_CONTENT_URI,
                  new String[] {
                    
                    MediaStore.Audio.Albums.ALBUM_ART,
                    MediaStore.Audio.Albums._ID
                    
                  },
                  MediaStore.Audio.Albums._ID + "=?",
                new String[] {
                  
                  album_id
                  
                },
                null
              );
            //android.util.Log.i( "album_id", album_id );
            //android.util.Log.i( "album count" , "" + albumCursor.getCount() );
            
            if ( null != albumCursor && albumCursor.getCount() > 0 ) {
              
              albumCursor.moveToFirst();
              
              String newAlbumUri = albumCursor.getString( albumCursor.getColumnIndexOrThrow( MediaStore.Audio.Albums.ALBUM_ART ) );
              albumCursor.close();
              
              lastAlbumUri = newAlbumUri;
              
              if ( newAlbumUri == null ) {
                
                mRemoteViews.setImageViewResource( R.id.NotificationAlbumArt, R.drawable.no_album_art_thumb );
                
              } else {
                
                
                
                Uri albumArtUri = Uri.parse( newAlbumUri );
                
                mRemoteViews.setImageViewUri( R.id.NotificationAlbumArt, albumArtUri );
                
                
                
              }
              
            }
            
          }
          
          mRemoteViews.setTextViewText( R.id.NotificationSongName, mSongTitle );
          mRemoteViews.setTextViewText( R.id.NotificationArtistName, mSongArtist );
          
          if ( isShowing ) {
            
            show();
            
          }
          
        }
        
      });
      
    } else { // media_id is null
      
      remove();
      
    }
    
  }
  
  public void play() {
    
    if ( android.os.Build.VERSION.SDK_INT >= 11 ) {
      
      mRemoteViews.setImageViewResource( R.id.NotificationPlayPauseButton, R.drawable.ic_action_playback_pause_white );
      
      if ( isShowing ) {
        
        show();
        
      }
      
    }
    
  }
  
  public void pause() {
    
    if ( android.os.Build.VERSION.SDK_INT >= 11 ) {
      
      mRemoteViews.setImageViewResource( R.id.NotificationPlayPauseButton, R.drawable.ic_action_playback_play_white );
      
      if ( isShowing ) {
        
        show();
        
      }
      
    }
    
  }
  
  public void remove() {
    
    mNotificationManager.cancel( PLAY_NOTIFICATION_ID );
    isShowing = false;
    
  }
  
  public void show() {
    
    String tickerString = mSongTitle + " " + DASH_SYMBOL + " " + mSongArtist;
    
    NotificationCompat.Builder mBuilder =
            new NotificationCompat.Builder( mContext )
        .setContent( mRemoteViews )
                .setOngoing( true )
                .setTicker( tickerString )
            .setContentIntent( contentIntent );
    
    if ( android.os.Build.VERSION.SDK_INT < 9 ) {
      
          mBuilder.setSmallIcon( R.drawable.ic_action_music_2 );
      
    } else {
      
      mBuilder.setSmallIcon( R.drawable.ic_action_music_2_white );
      
    }
    
    Notification mBuiltNotification = mBuilder.build();
    
    // Weird bug in compatibility library
    if ( android.os.Build.VERSION.SDK_INT < 11 ) {
      
      mBuiltNotification.contentView = mRemoteViews;
      
    }
    
    mNotificationManager.notify( PLAY_NOTIFICATION_ID, mBuiltNotification );
    isShowing = true;
    
  }
  
}
Java Source Code List
