May i know what TextView txtTitle = (TextView)findViewById(R.id.txtSongTitle);
txtTitle.setText(title);
TextView txtArtist = (TextView)findViewById(R.id.txtArtist);
txtArtist.setText(artist);
int imageId = AppUtil.getImageIdFromDrawable(this, coverArt);
ImageView ivCoverArt = (ImageView)findViewById(R.id.imgCoverArt);
ivCoverArt.setImageResource(imageId);
May i know what the above means and what is it’s purpose?