Multiple RadioButton can be selected in a RadioGroup android

Question

I'm adding programatically (obliged as the number of radiogroup and radiobuttons are variables) radiogroups in my activity layout like that : ``` rg = new RadioGroup(this); rg.setOrientation(RadioGroup.HORIZONTAL); rg.setId(list_questions.get(i).getQuizz_questions_id()); // get from the DB lrg.add(rg); for (int j = 0; j < list_answers.size(); j++) { rb = new RadioButton(this); rb.setId(list_answers.get(j).getQuizz_answers_id()); rb.setText(String.valueOf(list_answers.get(j).getQuizz_answers_id()) + "-" + String.valueOf(list_answers.size()) + "-" + String.valueOf(list_questions.get(i).getQuizz_questions_id())); // I added that to see if there was a problem on the indexes, but there's not rg.addView(rb, new LayoutParams(100,LayoutParams.WRAP_CONTENT)); } tr.addView(rg, new LayoutParams(LayoutParams.WRAP_CONTENT,LayoutParams.WRAP_CONTENT)); ``` Complete code can be found here : http://pastebin.com/d9zZjmuu My problem is that I can select two radiobuttons inside three radiogroup. I know t…

Accepted Answer

I recreated your problem and solved it by giving each RadioButton a unique id, something simple like:

```
rb.setId(list_answers.get(j).getQuizz_answers_id() + i * list_questions.size());
```

I'm not sure why the default OnCheckedChangeListeners are getting confused at this moment, but here's an easy fix.

Multiple RadioButton can be selected in a RadioGroup android

Solution

Problem