content: package com.alimuzaffar.ramadanalarm.fragments;
  
  import android.app.Activity;
  import android.os.Bundle;
  import android.support.v7.app.AppCompatActivity;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.ViewGroup;
  import android.widget.TextView;
  
  import com.alimuzaffar.ramadanalarm.util.AppSettings;
  import com.alimuzaffar.ramadanalarm.R;
  
  
  /**
   * A simple {@link Fragment} subclass.
   * Activities that contain this fragment must implement the
   * {@link OnOnboardingOptionSelectedListener} interface
   * to handle interaction events.
   * Use the {@link OnboardingCalculationMethodFragment#newInstance} factory method to
   * create an instance of this fragment.
   */
  public class OnboardingCalculationMethodFragment extends OnboardingBaseFragment {
    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    private static final String ARG_PARAM1 = "param1";
  
    private int mParam1;
  
    private OnOnboardingOptionSelectedListener mListener;
  
    private TextView [] options = new TextView[7];
  
    /**
     * Use this factory method to create a new instance of
     * this fragment using the provided parameters.
     *
     * @param param1 Parameter 1.
     * @return A new instance of fragment OnboardingFragment.
     */
    // TODO: Rename and change types and number of parameters
    public static OnboardingCalculationMethodFragment newInstance(int param1) {
      OnboardingCalculationMethodFragment fragment = new OnboardingCalculationMethodFragment();
      Bundle args = new Bundle();
      args.putInt(ARG_PARAM1, param1);
      fragment.setArguments(args);
      return fragment;
    }
  
    public OnboardingCalculationMethodFragment() {
      // Required empty public constructor
    }
  
    @Override
    public void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      if (getArguments() != null) {
        mParam1 = getArguments().getInt(ARG_PARAM1);
      }
    }
  
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
      // Inflate the layout for this fragment
      View view = inflater.inflate(R.layout.fragment_onboarding_calculation_method, container, false);
      //should be the first fragment, dont need it.
      view.findViewById(R.id.prev).setVisibility(View.INVISIBLE);
      view.findViewById(R.id.next).setOnClickListener(this);
  
      if (mListener != null) {
        ((AppCompatActivity) mListener).getSupportActionBar().setTitle(R.string.title_onboarding_calc_method);
      }
  
      TextView title = (TextView) view.findViewById(R.id.card_title);
      title.setText(R.string.calc_method);
  
      options[0] = (TextView) view.findViewById(R.id.karachi);
      options[1] = (TextView) view.findViewById(R.id.isna);
      options[2] = (TextView) view.findViewById(R.id.mwl);
      options[3] = (TextView) view.findViewById(R.id.makkah);
      options[4] = (TextView) view.findViewById(R.id.egypt);
      options[5] = (TextView) view.findViewById(R.id.tehran);
      options[6] = (TextView) view.findViewById(R.id.jafri);
  
      AppSettings settings = AppSettings.getInstance(getActivity());
      int method = settings.getCalcMethodSetFor(mParam1);
  
      for (TextView t : options) {
        int val =  Integer.valueOf((String) t.getTag());
        if (val == method) {
          t.setSelected(true);
        }
        t.setOnClickListener(this);
      }
  
      return view;
    }
  
    @Override
    public void onAttach(Activity activity) {
      super.onAttach(activity);
      try {
        mListener = (OnOnboardingOptionSelectedListener) activity;
      } catch (ClassCastException e) {
        throw new ClassCastException(activity.toString()
            + " must implement OnOnboardingOptionSelectedListener");
      }
    }
  
    @Override
    public void onDetach() {
      super.onDetach();
      mListener = null;
    }
  
    @Override
    public void onClick(View v) {
      if (v.getId() == R.id.next) {
        mListener.onOptionSelected();
        return;
      }
      for (TextView t : options) {
        if (t.getId() == v.getId()) {
          AppSettings settings = AppSettings.getInstance(getActivity());
          settings.setCalcMethodFor(mParam1, Integer.valueOf((String) t.getTag()));
          t.setSelected(true);
          mListener.onOptionSelected();
        } else {
          t.setSelected(false);
        }
      }
    }
  }
  