title: Unable to hide fab button in arc menu programmatically. tried upload.hide(); Not able to figure out how to hide fab button
body: <p>I am unable to hide fab button in arc menu programmatically.
  I am using <a href="https://github.com/saurabharora90/MaterialArcMenu" rel="nofollow noreferrer">https://github.com/saurabharora90/MaterialArcMenu</a> in my code .
  how to hide fab used inside arc menu, programmatically in Java
  I have already tried: but it's not working</p>
  
  <pre><code>upload.hide();  
  </code></pre>
  
  <p><a href="https://stackoverflow.com/questions/42782192/custom-auto-hide-floatingactionbutton-behavior-is-not-working/42891292">Custom auto hide floatingActionButton behavior is not working</a>
  and
  <a href="https://stackoverflow.com/questions/31269958/floatingactionbutton-doesnt-hide">FloatingActionButton doesn&#39;t hide</a></p>
  
  <pre><code>&lt;com.sa90.materialarcmenu.ArcMenu
      android:id="@+id/arcMenu"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_gravity="bottom|end"
      android:layout_alignParentBottom="true"
      android:layout_alignParentLeft="true"
      android:layout_marginBottom="-10dp"
      android:layout_marginLeft="-10dp"
      app:fabSize="normal"
      app:menu_scr="@android:drawable/ic_dialog_dialer"
      app:menu_open="arc_right"&gt;
  
      &lt;com.melnykov.fab.FloatingActionButton
          android:id="@+id/upload"
          android:layout_width="wrap_content"
          android:src="@android:drawable/ic_menu_upload"
          android:layout_height="wrap_content" /&gt;
  
  &lt;/com.sa90.materialarcmenu.ArcMenu&gt;
  </code></pre>