Change Relative layout width and height dynamically

Question

Hi i am using following layout structure inside LinearLayout

Answer 1

I faced this problem, the best solution for Change Relative layout width and height dynamically like this

RelativeLayout relMain = (RelativeLayout) convertView.findViewById(R.id.relMain);
    RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
    params.width =200;
 params.height =200;
 params.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
        relMain.setLayoutParams(params);