title: How to add a button above the tab in viewpager
body: <p>I have created a tab view with swipe using "android.support.v4.view.ViewPager" and "android.support.v4.view.PagerTitleStrip". now i need to display a Button or TextView on top of the Title Strip. Even if i add the textview above the title strip its not getting shown. My xml file is given below.  </p>
  
  <pre><code>&lt;android.support.v4.view.ViewPager xmlns:android="http://schemas.android.com/apk/res/android"  
  xmlns:tools="http://schemas.android.com/tools"  
  android:id="@+id/pager"  
  android:layout_width="match_parent"  
  android:layout_height="match_parent"  
  tools:context=".MainActivity"
  android:background="@drawable/home_background11" &gt;  
  
  &lt;TextView
              android:id="@+id/label"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:text="Hello"/&gt;  
  
  &lt;android.support.v4.view.PagerTitleStrip  
  android:id="@+id/pager_title_strip"  
  android:layout_width="match_parent"  
  android:layout_height="wrap_content"  
  android:layout_gravity="top"  
  android:background="#33b5e5"  
  android:paddingBottom="4dp"  
  android:paddingTop="4dp"  
  android:textColor="#fff" /&gt;  
  
  &lt;/android.support.v4.view.ViewPager&gt; 
  </code></pre>