/* ViewHolder pattern: https://www.codeofaninja.com/2013/09/android-viewholder-pattern-example.html */
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ViewHolderItem viewHolder;
if (convertView == null) {
// Inflate layout first time
convertView =
LayoutInflater.from(getContext()).inflate(R.layout.artist_list_item, parent, false);
// well set up the ViewHolder (partie où sans ViewHolder, cela est coûteux en perf)
viewHolder = new ViewHolderItem();
viewHolder.songArtistItem = (TextView) convertView.findViewById(R.id.song_artist);
// store the holder with the view
convertView.setTag(viewHolder);
} else {
// using the viewHolder instead of calling findViewById() on resource everytime
viewHolder = (ViewHolderItem) convertView.getTag();
}
// song object based on the position
String artist = getItem(position);
if (artist != null) {
viewHolder.songArtistItem.setText(artist);
}
return convertView;
}
