gt:         if (mImageFetcher != null) {
context: /*
   * Copyright (C) 2012 Andrew Neal Licensed under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with the
   * License. You may obtain a copy of the License at
   * http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law
   * or agreed to in writing, software distributed under the License is
   * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied. See the License for the specific language
   * governing permissions and limitations under the License.
   */
  
  package com.andrew.apollo.adapters;
  
  import android.content.Context;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.View.OnClickListener;
  import android.view.ViewGroup;
  import android.widget.ArrayAdapter;
  import android.widget.ImageView;
  
  import com.actionbarsherlock.app.SherlockFragmentActivity;
  import com.andrew.apollo.Config;
  import com.andrew.apollo.R;
  import com.andrew.apollo.cache.ImageFetcher;
  import com.andrew.apollo.model.Album;
  import com.andrew.apollo.ui.MusicHolder;
  import com.andrew.apollo.ui.MusicHolder.DataHolder;
  import com.andrew.apollo.utils.ApolloUtils;
  import com.andrew.apollo.utils.MusicUtils;
  
  /**
   * This {@link ArrayAdapter} is used to display all of the albums on a user's
   * device for {@link RecentsFragment} and {@link AlbumsFragment}.
   * 
   * @author Andrew Neal (andrewdneal@gmail.com)
   */
  public class AlbumAdapter extends ArrayAdapter<Album> {
  
      /**
       * Number of views (ImageView and TextView)
       */
      private static final int VIEW_TYPE_COUNT = 2;
  
      /**
       * The resource Id of the layout to inflate
       */
      private final int mLayoutId;
  
      /**
       * Image cache and image fetcher
       */
      private final ImageFetcher mImageFetcher;
  
      /**
       * Semi-transparent overlay
       */
      private final int mOverlay;
  
      /**
       * Determines if the grid or list should be the default style
       */
      private boolean mLoadExtraData = false;
  
      /**
       * Sets the album art on click listener to start playing them album when
       * touched.
       */
      private boolean mTouchPlay = false;
  
      /**
       * Used to cache the album info
       */
      private DataHolder[] mData;
  
      /**
       * Constructor of <code>AlbumAdapter</code>
       * 
       * @param context The {@link Context} to use.
       * @param layoutId The resource Id of the view to inflate.
       * @param style Determines which layout to use and therefore which items to
       *            load.
       */
      public AlbumAdapter(final Context context, final int layoutId) {
          super(context, 0);
          // Get the layout Id
          mLayoutId = layoutId;
          // Initialize the cache & image fetcher
          mImageFetcher = ApolloUtils.getImageFetcher((SherlockFragmentActivity)context);
          // Cache the transparent overlay
          mOverlay = context.getResources().getColor(R.color.list_item_background);
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public View getView(final int position, View convertView, final ViewGroup parent) {
          // Recycle ViewHolder's items
          MusicHolder holder;
          if (convertView == null) {
              convertView = LayoutInflater.from(getContext()).inflate(mLayoutId, parent, false);
              holder = new MusicHolder(convertView);
              convertView.setTag(holder);
          } else {
              holder = (MusicHolder)convertView.getTag();
          }
  
          // Retrieve the data holder
          final DataHolder dataHolder = mData[position];
  
          // Set each album name (line one)
          holder.mLineOne.get().setText(dataHolder.mLineOne);
          // Set the artist name (line two)
          holder.mLineTwo.get().setText(dataHolder.mLineTwo);
          // Asynchronously load the album images into the adapter
          mImageFetcher.loadAlbumImage(dataHolder.mLineTwo, dataHolder.mLineOne, dataHolder.mItemId,
                  holder.mImage.get());
          // List view only items
          if (mLoadExtraData) {
              // Make sure the background layer gets set
              holder.mOverlay.get().setBackgroundColor(mOverlay);
              // Set the number of songs (line three)
              holder.mLineThree.get().setText(dataHolder.mLineThree);
              // Asynchronously load the artist image on the background view
              mImageFetcher.loadArtistImage(dataHolder.mLineTwo, holder.mBackground.get());
          }
          if (mTouchPlay) {
              // Play the album when the artwork is touched
              playAlbum(holder.mImage.get(), position);
          }
          return convertView;
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public boolean hasStableIds() {
          return true;
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public int getViewTypeCount() {
          return VIEW_TYPE_COUNT;
      }
  
      /**
       * Method used to cache the data used to populate the list or grid. The idea
       * is to cache everything before {@code #getView(int, View, ViewGroup)} is
       * called.
       */
      public void buildCache() {
          mData = new DataHolder[getCount()];
          for (int i = 0; i < getCount(); i++) {
              // Build the album
              final Album album = getItem(i);
  
              // Build the data holder
              mData[i] = new DataHolder();
              // Album Id
              mData[i].mItemId = album.mAlbumId;
              // Album names (line one)
              mData[i].mLineOne = album.mAlbumName;
              // Album artist names (line two)
              mData[i].mLineTwo = album.mArtistName;
              // Number of songs for each album (line three)
              mData[i].mLineThree = album.mSongNumber;
          }
      }
  
      /**
       * Starts playing an album if the user touches the artwork in the list.
       * 
       * @param album The {@link ImageView} holding the album
       * @param position The position of the album to play.
       */
      private void playAlbum(final ImageView album, final int position) {
          // Prevent accidental touches
          if (!mImageFetcher.isScrolling()) {
              album.setOnClickListener(new OnClickListener() {
  
                  @Override
                  public void onClick(final View v) {
                      final String id = getItem(position).mAlbumId;
                      final long[] list = MusicUtils.getSongListForAlbum(getContext(), id);
                      MusicUtils.playAll(getContext(), list, 0, false);
                  }
              });
          }
      }
  
      /**
       * Method that unloads and clears the items in the adapter
       */
      public void unload() {
          clear();
          mData = null;
      }
  
      /**
       * @param pause True to temporarily pause the disk cache, false otherwise.
       */
      public void setPauseDiskCache(final boolean pause) {
  