Android Open Source - PlayTunes Album List Adapter

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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...

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Java Source Code

package com.ideabag.playtunes.adapter;
//from  ww w  . jav a  2 s.  c o m
import com.ideabag.playtunes.R;
import com.ideabag.playtunes.util.AsyncDrawable;
import com.ideabag.playtunes.util.BitmapWorkerTask;

import android.content.Context;
import android.graphics.drawable.BitmapDrawable;
import android.provider.MediaStore;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

public class AlbumListAdapter extends AsyncQueryAdapter {
  
  protected LayoutInflater inflater;
  
  private int mAlbumThumbWidthPx;
  
  public AlbumListAdapter( Context context ) {
    super( context );

    inflater = ( LayoutInflater ) mContext.getSystemService( Context.LAYOUT_INFLATER_SERVICE );
    
    mAlbumThumbWidthPx = context.getResources().getDimensionPixelSize( R.dimen.list_item_height );
    
  }
  
  @Override public View getView( int position, View convertView, ViewGroup parent ) {
    
    ViewHolder holder;
    
    if ( null == convertView ) {
      
      holder = new ViewHolder();
      
      convertView = inflater.inflate( R.layout.list_item_album, null );
      
      holder.albumArtist = ( TextView ) convertView.findViewById( R.id.AlbumArtist );
      holder.albumTitle = ( TextView ) convertView.findViewById( R.id.AlbumTitle );
      holder.albumThumb = ( ImageView ) convertView.findViewById( R.id.AlbumArtThumb );
      holder.songCount = ( TextView ) convertView.findViewById( R.id.SongCount );
      
      convertView.setTag( holder );
      
    } else {
      
      holder = ( ViewHolder ) convertView.getTag();
      
      //holder.albumThumb.get
      
      BitmapDrawable mAlbumArtDrawable = ( BitmapDrawable ) holder.albumThumb.getDrawable();
        
      if ( null != mAlbumArtDrawable ) {
        
        // Clear the drawable, but we retain the reference through mAlbumArtDrawable
        holder.albumThumb.setImageBitmap( null ); 
        //new RecycleBitmapTask().execute( mAlbumArtDrawable );
        
      }
      
    }
    
    mCursor.moveToPosition( position );
    
    //
    // Set the album art
    //
    
    String albumArtUriString = mCursor.getString( mCursor.getColumnIndexOrThrow( MediaStore.Audio.Albums.ALBUM_ART ) );
    
    if ( null != albumArtUriString ) {
      
      //Uri albumArtUri = Uri.parse( albumArtUriString );
      
      //holder.albumThumb.setImageURI( albumArtUri );
      
      if ( BitmapWorkerTask.cancelPotentialWork( albumArtUriString, holder.albumThumb ) ) {
        
        final BitmapWorkerTask task = new BitmapWorkerTask( holder.albumThumb, mAlbumThumbWidthPx );
            final AsyncDrawable asyncDrawable =
                    new AsyncDrawable( mContext.getResources(),
                        null, // BitmapFactory.decodeResource( mContext.getResources(), R.drawable.no_album_art_thumb )
                        task );
            
            holder.albumThumb.setImageDrawable( asyncDrawable );
            
            task.execute( albumArtUriString );
            
      }
          
    } else {
      
      holder.albumThumb.setImageResource( R.drawable.no_album_art_thumb );
      
    }
    
    
    
    convertView.setTag( R.id.tag_album_id, mCursor.getString( mCursor.getColumnIndexOrThrow( MediaStore.Audio.Albums._ID ) ) );
    
    String artistName = mCursor.getString( mCursor.getColumnIndexOrThrow( MediaStore.Audio.Albums.ARTIST ) );
    String albumName = mCursor.getString( mCursor.getColumnIndexOrThrow( MediaStore.Audio.Albums.ALBUM ) );
    
    int songCount = mCursor.getInt( mCursor.getColumnIndexOrThrow( MediaStore.Audio.Albums.NUMBER_OF_SONGS ) );
    
    holder.albumArtist.setText( artistName );
    holder.albumTitle.setText( albumName );
    
    holder.songCount.setText( "" + songCount );
    
    
    return convertView;
    
  }
  
  static class ViewHolder {
    
    ImageView albumThumb;
    TextView songCount;
    TextView albumTitle;
    TextView albumArtist;
    
  }
  
}

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