프래그먼트 라디오 버튼에 대해서 [closed]

Question

프래그먼트에 라디오그룹이 있는데....

리스너가 먹히질 않어요,,

 
 

@SuppressLint("ValidFragment")
public class tap3_View extends Fragment {

    Context mContext;
    ImageView location1, bluetooth1, user1, alarm1, deviceloc1, sensor1, off1, push1;
    RadioButton option1, option2;
    RadioGroup radioGroup;

    public tap3_View(Context context) {
        mContext = context;
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        Log.v("TAP-3-VIEW", "create success!!");
        View view = inflater.inflate(R.layout.fragment_tap3__view, null);

        location1 = (ImageView)view.findViewById(R.id.image1);
        location1.setImageResource(R.mipmap.location1);
        bluetooth1 = (ImageView)view.findViewById(R.id.image2);
        bluetooth1.setImageResource(R.mipmap.bluetooth1);
        user1 = (ImageView)view.findViewById(R.id.image3);
        user1.setImageResource(R.mipmap.user1);
        alarm1 = (ImageView)view.findViewById(R.id.image4);
        alarm1.setImageResource(R.mipmap.alarm1);
        deviceloc1 = (ImageView)view.findViewById(R.id.image5);
        deviceloc1.setImageResource(R.mipmap.location1);
        sensor1 = (ImageView)view.findViewById(R.id.image10);
        sensor1.setImageResource(R.mipmap.sensor);
        off1 = (ImageView)view.findViewById(R.id.image11);
        off1.setImageResource(R.mipmap.alarmoff);
        push1 = (ImageView)view.findViewById(R.id.image12);
        push1.setImageResource(R.mipmap.push);

        radioGroup = (RadioGroup)getActivity().findViewById(R.id.radiogroup);
        option1 = (RadioButton)getActivity().findViewById(R.id.option1);
        option2 = (RadioButton)getActivity().findViewById(R.id.option2);

        radioGroup.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener(){
            @Override
            public void onCheckedChanged(RadioGroup group, int checkedId) {
                switch(checkedId){
                    // Your code
                    case 0:
                        Toast.makeText(getActivity(),"차량용 선택하셨습니다", Toast.LENGTH_SHORT).show();
                        break;

                    case 1:
                        Toast.makeText(getActivity(),"가정용 선택하셨습니다", Toast.LENGTH_SHORT).show();
                        break;
                }
            }
        });

        //getActivity();
        //Toast.makeText(getActivity()," tap 3 toast", Toast.LENGTH_SHORT).show();
        return view;
    }



}

 

로그캣 오류는 다음과 같습니다..

 

06-10 10:23:52.863 11499-11499/firstversion.v2.fdd.com.noticekorea.www.fdd_notice E/AndroidRuntime: FATAL EXCEPTION: main
                                                                                                    Process: firstversion.v2.fdd.com.noticekorea.www.fdd_notice, PID: 11499
                                                                                                    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.RadioGroup.setOnCheckedChangeListener(android.widget.RadioGroup$OnCheckedChangeListener)' on a null object reference
                                                                                                        at