title: How to listen for a WebView finishing loading a URL?
body: <p>I have a <code>WebView</code> that is loading a page from the Internet. I want to show a <code>ProgressBar</code> until the loading is complete. </p>
  
  <p>How do I listen for the completion of page loading of a <a href="http://developer.android.com/reference/android/webkit/WebView.html" rel="noreferrer"><code>WebView</code></a>?</p>