How to use

setSelected

method

in

android.widget.RadioButton

@Override
public void setSelected(boolean selected) {
  super.setSelected(selected);
  if (delegate != null)
    delegate.setSelected(selected);
}

 OnClickListener radio_button_click = (new OnClickListener() {  

 public void onClick(View v) {  
         RadioButton rb = (RadioButton) v;   

         if( rb.isSelected()==true) {
           rb.setSelected(false);
           rb.setChecked(false);
           rb.setClickable(true);

         }
         else{
           rb.setSelected(true);
         rb.setClickable(true);

         }
}

}

radio1.setSelected(true);
radio1.setChecked(true);
totalselectedRadioButton ++;
radio1.setSelected(false);
radio1.setChecked(false);
totalselectedRadioButton --;

previous.setSelected(false);
previous.setChecked(false);

radio.setSelected(true);
switch (id) {
  case R.id.radioTop: