title: Is there a way to let the screen always on?
body: <p>My customer want a screen-saver for android, I use the </p>
  
  <ol>
  <li><p>KeyguardManager </p></li>
  <li><p>Intent.ACTION_SCREEN_OFF</p></li>
  <li><p>
  Ref: <a href="http://thinkandroid.wordpress.com/2010/01/24/handling-screen-off-and-screen-on-intents/" rel="nofollow">http://thinkandroid.wordpress.com/2010/01/24/handling-screen-off-and-screen-on-intents/</a></p></li>
  </ol>
  
  <p>When the Intent.ACTION_SCREEN_OFF received, my activity really started. but the screen is off, so I can not see nothing, What I really want is the sreen-saver UI will show on screen.</p>
  
  <p>Is there a way to control the screen on/off programmtically?</p>