title: Contextual Action Mode for listview
body: <p>(+):pros
  (-):cons</p>
  
  <ol>
  <li><p>Enabling the contextual action mode for individual views:</p>
  
  <p>(+) Can trigger contextual action bar (CAB) by clicking on particular view.</p>
  
  <p>(-) Do not provide onItemCheckedStateChanged() method to set title of number of selected items from listview.</p></li>
  <li><p>Enabling batch contextual actions in a ListView or GridView:</p>
  
  <p>(+) Do provide onItemCheckedStateChanged()</p>
  
  <p>(-) Cannot trigger CAB by clicking on particular view.</p></li>
  </ol>
  
  <p><strong>Question:</strong> I want to trigger CAB by clicking on particular view (i.e "select" button from menu) AND allow to set title of number of selected items from listview.
  I greatly appreciate if anyone can help. Thank you!</p>