<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:orientation="vertical" >
    <RadioGroup 
  		android:layout_width="match_parent"
  		android:layout_height="wrap_content"
  		android:orientation="vertical"
  	    android:id="@+id/myradiogroup">
  		<RadioButton 
  		    android:text="@string/sample_radio_1"
  		    android:id="@+id/myradio1" />
        <RadioButton 
            android:text="@string/sample_radio_2"
            android:id="@+id/myradio2" />
        <RadioButton 
            android:text="@string/sample_radio_3"
            android:id="@+id/myradio3" />
    </RadioGroup>
    <TextView
        android:layout_width="match_parent"
  		android:layout_height="wrap_content"
  		android:text="@string/sample_radio_btn_selected"
        android:id="@+id/mytext1" />
</LinearLayout>