title: Xamarin Forms Entry Focus When Containing ContentView is Shown
body: <p>I have a <code>MyView.xaml.cs</code> and <code>MyView.xaml</code> which is a <code>ContentView</code>.  It has an <code>Entry</code> field.</p>
  
  <p>How do I focus on that Entry field each time MyView is shown on screen?</p>