Create custom adapter and implement ViewHolder pattern to maintain List each item state:
class CustomAdapter extends ArrayAdapter<String>{
private Context context;
private String[] source;
public CustomAdapter(Context context, String[] source) {
super(context,R.layout.items,source);
this.context = context;
this.source = source;
}
@Override
public int getCount() {
return source.length;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ViewHolder holder;
if(convertView==null){
convertView = LayoutInflater.from(context).inflate(R.layout.items,null);
holder = new ViewHolder();
holder.tv = (TextView) convertView.findViewById(R.id.lbl_item);
convertView.setTag(holder);
}else{
holder = (ViewHolder)convertView.getTag();
}
if(position==0){
final SpannableString out0 = new SpannableString(source[position]);
StyleSpan boldSpan = new StyleSpan(Typeface.BOLD);
out0.setSpan(boldSpan, 6, 17, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
holder.tv.setText(out0);
}else if(position==2){
final SpannableString out2 = new SpannableString(source[position]);
StyleSpan boldSpan = new StyleSpan(Typeface.BOLD);
out2.setSpan(boldSpan, 0, 8, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
holder.tv.setText(out2);
}else{
holder.tv.setText(source[position]);
}
convertView.setTag(holder);
return convertView;
}
private class ViewHolder {
TextView tv;
}
}