title: How to get value of all selected radio buttons from all the views in sliding Fragment
body: <p>I have three views in sliding Fragment with Survey Questions having dynamic radiobuttons (the layout for all views are same, i am just repeating). I can get the data of selected radiobuttons from one screen, but how can i get the data of all selected radiobuttons from all screens ? Below is my working code</p>
  
  <p><img src="https://i.stack.imgur.com/NTJAS.jpg" alt="enter image description here"></p>
  
  <p>FragmentActivity.java</p>
  
  <pre><code>public class MainActivity extends FragmentActivity {
       static final int ITEMS = 3;
       MyAdapter mAdapter;
       ViewPager mPager;
  
       @Override
       protected void onCreate(Bundle savedInstanceState) {
       super.onCreate(savedInstanceState);
       setContentView(R.layout.fragment_pager);
       mAdapter = new MyAdapter(getSupportFragmentManager());
       mPager = (ViewPager) findViewById(R.id.pager);
       mPager.setAdapter(mAdapter);
  
       Button button = (Button) findViewById(R.id.first);
       Button submitaldatabutton = (Button) findViewById(R.id.first);
       button.setOnClickListener(new OnClickListener() {
       public void onClick(View v) {
       mPager.setCurrentItem(0);
       }
       });
  
       button = (Button) findViewById(R.id.last);
       button.setOnClickListener(new OnClickListener() {
       public void onClick(View v) {
       mPager.setCurrentItem(ITEMS - 1);
       }
       });
  
       submitaldatabutton = (Button) findViewById(R.id.submitalldata);
       submitaldatabutton.setOnClickListener(new OnClickListener() {
           public void onClick(View v) {
  
               //Get all data
  
       }
       });
  
       }
  
       public static class MyAdapter extends FragmentStatePagerAdapter {
       public MyAdapter(FragmentManager fragmentManager) {
       super(fragmentManager);
       }
  
       @Override
       public int getCount() {
       return ITEMS;
       }
  
      @Override
      public Fragment getItem(int position) {
          // TODO Auto-generated method stub
          switch (position) {
           case 0: // Fragment # 0 - This will show image
           return LayoutFragment.init(position);
           case 1: // Fragment # 1 - This will show image
           return LayoutFragment.init(position);
           default:// Fragment # 2-9 - Will show list
           return LayoutFragment.init(position);
           }
      }
  
       //@Override
       /*public Fragment getItem(int position) {
       switch (position) {
       case 0: // Fragment # 0 - This will show image
       return ImageFragment.init(position);
       case 1: // Fragment # 1 - This will show image
       return ImageFragment.init(position);
       default:// Fragment # 2-9 - Will show list
       return ArrayListFragment.init(position);
       }
       }*/
       }
  
  
  }
  </code></pre>
  
  <p>LayoutFragment.java</p>
  
  <pre><code>public class LayoutFragment extends Fragment {
      int fragVal;
      private String[] application = { "Country1", "Country2", "Country3", "Country4", "Country5", "Country6", "Country7", "Country8" };                     
      private String[] device = { "Country9", "Country10", "Country11", "Country12", "Country13", "Country14", "Country15", "Country16" }; 
      private RadioGroup radioGroup1;
      private RadioGroup radioGroup2;
      private RadioButton btn;
      private RadioButton btn2;
      private String text1;
      private String text2;
      RadioButton button1;
      RadioButton button2;
      Button selectall;
      Context thiscontext;
  
      static LayoutFragment init(int val) {
          LayoutFragment truitonFrag = new LayoutFragment();
          // Supply val input as an argument.
          Bundle args = new Bundle();
          args.putInt("val", val);
          truitonFrag.setArguments(args);
          return truitonFrag;
      }
  
      @Override
      public void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          fragVal = getArguments() != null ? getArguments().getInt("val") : 1;
      }
  
      @Override
      public View onCreateView(LayoutInflater inflater, ViewGroup container,
              Bundle savedInstanceState) {
          thiscontext = container.getContext();
          View layoutView = inflater.inflate(R.layout.activity_main, container, false);
  
          Button myButton = (Button) layoutView.findViewById(R.id.findSelected);
          myButton.setOnClickListener(new OnClickListener() {
  
              @Override
              public void onClick(View v) {
  
                  StringBuffer responseText = new StringBuffer();
                  responseText.append("");
  
                  // Get selected radiobuttons
                  if (radioGroup1.getCheckedRadioButtonId() != -1) {
                      text1 = btn.getText().toString();
                      Log.d("Button", "Text 1 : " + text1);
                  }
  
                  if (radioGroup2.getCheckedRadioButtonId() != -1) {
                      text2 = btn2.getText().toString();
                      Log.d("Button", "Text 2 : " + text2);
                  }
  
  
                  Toast.makeText(
                          thiscontext,
                          "Data Posting : APPLICATION : "
                                  + text1 + " \nDEVICE : " + text2,
                          Toast.LENGTH_LONG).show();
  
  
              }
          });
  
  
          //Draw Radiobuttons
  
          radioGroup1 = (RadioGroup) layoutView.findViewById(R.id.radio1);
          radioGroup2 = (RadioGroup) layoutView.findViewById(R.id.radio2);
  
          ViewGroup hourButtonLayout = (ViewGroup) layoutView.findViewById(R.id.radio1);
          for (int i = 0; i &lt; application.length; i++) {
              button1 = new RadioButton(thiscontext);
              button1.setId(i);
              button1.setText(application[i]);
              hourButtonLayout.addView(button1);
  
              radioGroup1.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
                          public void onCheckedChanged(RadioGroup mRadioGroup2,
                                  int checkedId2) {
                              for (int i = 0; i &lt; mRadioGroup2.getChildCount(); i++) {
                                  btn = (RadioButton) mRadioGroup2.getChildAt(i);
                                  int t = mRadioGroup2.getId();
                                  System.out.println(t);
  
                                  if (btn.getId() == checkedId2) {
                                      text1 = btn.getText().toString();
                                      Toast.makeText(thiscontext,
                                              "You selected : " + text1,
                                              Toast.LENGTH_SHORT).show();
                                      return;
                                  }
                              }
                          }
                      });
  
          }
  
          ViewGroup hourButtonLayout2 = (ViewGroup) layoutView.findViewById(R.id.radio2); 
          for (int i = 0; i &lt; device.length; i++) {
              button2 = new RadioButton(thiscontext);
              button2.setId(i);
              button2.setText(device[i]);
              hourButtonLayout2.addView(button2);
  
              radioGroup2
                      .setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
                          public void onCheckedChanged(RadioGroup mRadioGroup,
                                  int checkedId) {
                              for (int i = 0; i &lt; mRadioGroup.getChildCount(); i++) {
                                  btn2 = (RadioButton) mRadioGroup.getChildAt(i);
                                  int t = mRadioGroup.getId();
                                  System.out.println(t);
  
                                  if (btn2.getId() == checkedId) {
                                      text2 = btn2.getText().toString();
                                      Toast.makeText(thiscontext,
                                              "You selected : " + text2,
                                              Toast.LENGTH_SHORT).show();
                                      return;
                                  }
                              }
                          }
                      });
  
          }
  
  
  
          return layoutView;
      }
  }
  </code></pre>
  
  <p>activity_main.xml</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:orientation="vertical"
      android:background="#fff"&gt;
  
      &lt;TextView
          android:layout_width="fill_parent"
          android:layout_height="wrap_content"
          android:padding="10dp"
          android:textColor="#000"
          android:text="Select Question1"
          android:textSize="18sp"/&gt;
  
      &lt;Button
          android:id="@+id/findSelected"
          android:layout_width="match_parent"
          android:layout_height="wrap_content"
          android:text="Submit"/&gt;
  
      &lt;ScrollView
          android:layout_width="fill_parent"
          android:layout_height="200dip"
          android:orientation="vertical"
          android:scrollbars="none" &gt;
  
          &lt;LinearLayout
              android:layout_width="fill_parent"
              android:layout_height="200dip"
              android:orientation="vertical"&gt;
  
              &lt;RadioGroup
                      android:id="@+id/radio1"
                      android:layout_width="wrap_content"
                      android:layout_height="wrap_content"
                      android:layout_marginLeft="5dip"
                      android:layout_marginTop="5dip"
                      android:background="#fff"
                      android:checkedButton="@+id/sound" &gt;
                  &lt;/RadioGroup&gt;
          &lt;/LinearLayout&gt;
      &lt;/ScrollView&gt;
  
       &lt;TextView
          android:layout_width="fill_parent"
          android:layout_height="wrap_content"
          android:padding="10dp"
          android:layout_marginTop="5dip"
          android:layout_marginBottom="5dip"
          android:text="Select Question2"
          android:textColor="#000"
          android:textSize="18sp"/&gt;
  
      &lt;ScrollView
          android:layout_width="fill_parent"
          android:layout_height="360dip"
          android:orientation="vertical"
          android:scrollbars="none" &gt;
  
          &lt;LinearLayout
              android:layout_width="fill_parent"
              android:layout_height="560dip"
              android:orientation="vertical"&gt;
  
              &lt;RadioGroup
                      android:id="@+id/radio2"
                      android:layout_width="wrap_content"
                      android:layout_height="wrap_content"
                      android:layout_marginLeft="5dip"
                      android:layout_marginTop="5dip"
                      android:background="#fff"
                      android:checkedButton="@+id/sound"&gt;
                  &lt;/RadioGroup&gt;
  
          &lt;/LinearLayout&gt;
      &lt;/ScrollView&gt;
  
  &lt;/LinearLayout&gt;
  </code></pre>
  
  <p>fragment_pager.xml</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:gravity="center_horizontal"
      android:orientation="vertical"
      android:padding="4dip" &gt;
  
      &lt;android.support.v4.view.ViewPager
          android:id="@+id/pager"
          android:layout_width="match_parent"
          android:layout_height="0px"
          android:layout_weight="1" &gt;
      &lt;/android.support.v4.view.ViewPager&gt;
  
      &lt;LinearLayout
          android:layout_width="match_parent"
          android:layout_height="wrap_content"
          android:layout_weight="0"
          android:gravity="center"
          android:measureWithLargestChild="true"
          android:orientation="horizontal" &gt;
  
          &lt;Button
              android:id="@+id/first"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:text="First" &gt;
          &lt;/Button&gt;
  
          &lt;Button
              android:id="@+id/last"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:text="Last" &gt;
          &lt;/Button&gt;
  
          &lt;Button
              android:id="@+id/submitalldata"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:text="Submit AllData" &gt;
          &lt;/Button&gt;
      &lt;/LinearLayout&gt;
  &lt;/LinearLayout&gt;
  </code></pre>