title: How to add bottom view to a Coordinator Layout with view pager?
body: <p>I want to add a bottom view to a <code>Coordinator</code> layout with <code>view pager</code> in it , Bottom View will be on top of <code>fragment</code> loaded by <code>view pager</code> and independent of it .</p>
  
  <p>I added a <code>linear layout</code> with </p>
  
  <pre><code>layout_gravity = "bottom"
  </code></pre>
  
  <p>but bottom view <code>linear layout</code> is not showing at all </p>
  
  <p>Following is my <code>xml</code> layout of the <code>activity</code>.</p>
  
  <pre><code>&lt;android.support.design.widget.CoordinatorLayout
  
  xmlns:android="http://schemas.android.com/apk/res/android"
  xmlns:app="http://schemas.android.com/apk/res-auto"
  android:layout_width="match_parent"
  android:layout_height="match_parent"&gt;
  
  &lt;android.support.design.widget.AppBarLayout
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"&gt;
  
      &lt;android.support.v7.widget.Toolbar
          android:id="@+id/maintoolbar"
          android:layout_width="match_parent"
          android:layout_height="?attr/actionBarSize"
          android:background="?attr/colorPrimary"
          app:layout_scrollFlags="scroll|enterAlways"
          app:popupTheme="@style/ThemeOverlay.AppCompat.Light" /&gt;
      &lt;android.support.design.widget.TabLayout
          android:id="@+id/maintabs"
          android:layout_width="match_parent"
          android:layout_height="wrap_content"
          app:tabMode="fixed"
          app:tabGravity="fill" /&gt;
  &lt;/android.support.design.widget.AppBarLayout&gt;
  
  
  
  
  
  &lt;android.support.v4.view.ViewPager
      android:id="@+id/mainviewpager"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      app:layout_behavior="@string/appbar_scrolling_view_behavior"  /&gt;
  
  
  &lt;LinearLayout
      android:id="@+id/completeBottomView"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:orientation="vertical"&gt;
  
      &lt;ProgressBar
          android:id="@+id/progressBarBottomView"
          style="?android:attr/progressBarStyleHorizontal"
          android:layout_width="match_parent"
          android:layout_height="5dp"
          android:indeterminate="false"
          android:visibility="gone"
          android:max="100"
          android:progress="1"/&gt;
  
      &lt;HorizontalScrollView
          android:id="@+id/limiter_scroller"
          android:layout_width="fill_parent"
          android:layout_height="wrap_content"
          android:layout_gravity="bottom|start"
          android:background="#FF3399"
          &gt;
          &lt;LinearLayout
              android:id="@+id/limiter_layout"
              android:layout_width="fill_parent"
              android:layout_height="wrap_content"
              android:orientation="horizontal"
              android:onClick="clickFromBottomView"/&gt;
      &lt;/HorizontalScrollView&gt;
  
  &lt;/LinearLayout&gt;
  
  &lt;/android.support.design.widget.CoordinatorLayout&gt;
  </code></pre>