Android Open Source - Test-SimpleTwitterClient Followings List Adapter

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Java Source Code

package com.example.Twitter_Android.Fragments.Adapters;
/*from w w  w .j  a  v  a  2s  .  co  m*/
import android.app.Activity;
import android.graphics.Bitmap;
import android.preference.PreferenceManager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;
import com.example.Twitter_Android.AppActivity.SettingsActivity;
import com.example.Twitter_Android.AsynkTasks.ImageDownloader;
import com.example.Twitter_Android.Logic.DataCache;
import com.example.Twitter_Android.Logic.Person;
import com.example.Twitter_Android.R;

import java.util.List;

public class FollowingsListAdapter extends TimelineAdapter<Person> {
  private final LayoutInflater layoutInflater;
  private final ImageDownloader imageDownloader;
  private final DataCache cache;
  public static final String TAG = "FOLLOWING_LIST_ADAPTER";
  private boolean isImagesLoadingAllowed;

  //------------------------------------------------------------------------------------------------------------------

  private static class ViewHolder {
    TextView name;
    TextView screenName;
    TextView from;
    TextView text;
    ImageView avatar;
  }
  //------------------------------------------------------------------------------------------------------------------

  public FollowingsListAdapter(Activity activity, List<Person> persons, String tag) {
    super(persons, tag);
    layoutInflater = LayoutInflater.from(activity);
    imageDownloader = new ImageDownloader();
    cache = DataCache.getInstance();
    isImagesLoadingAllowed = PreferenceManager.getDefaultSharedPreferences(activity)
        .getBoolean(SettingsActivity.ALLOW_IMAGE_LOADING, true);
  }

  //------------------------------------------------------------------------------------------------------------------
  @Override
  public int getItemViewType(int position) {
    return 0;
  }
  //------------------------------------------------------------------------------------------------------------------

  @Override
  public int getViewTypeCount() {
    return 1;
  }

  @Override
  public View getView(int position, View convertView, ViewGroup parent) {
    final ViewHolder holder;
    final Person person = getItem(position);
    if (convertView == null) {
      convertView = layoutInflater.inflate(R.layout.single_friend_layout, null);
      holder = new ViewHolder();
      holder.avatar = (ImageView) convertView.findViewById(R.id.friend_avatar_imageview);
      holder.name = (TextView) convertView.findViewById(R.id.friend_name_textview);
      holder.screenName = (TextView) convertView.findViewById(R.id.friend_screen_name_textview);
      holder.from = (TextView) convertView.findViewById(R.id.friend_from_textview);
      holder.text = (TextView) convertView.findViewById(R.id.friend_info_textview);
      convertView.setTag(holder);
    } else {
      holder = (ViewHolder) convertView.getTag();
    }
    holder.name.setText(person.getName());
    holder.screenName.setText("@" + person.getScreenName());
    holder.from.setText("From: " + person.getLocation());
    holder.text.setText(person.getDescription());

    if (isImagesLoadingAllowed) {
      Bitmap bitmapAvatar = cache.getImage(person.getProfileImage());
      if (bitmapAvatar == null) {
        imageDownloader.loadBitmap(person.getProfileImage(), holder.avatar);
      } else {
        holder.avatar.setImageBitmap(bitmapAvatar);
      }
    }
    return convertView;
  }

  //------------------------------------------------------------------------------------------------------------------
  @Override
  public void updateContext(Activity context) {

  }
}

Java Source Code List