title: SCREEN_ORIENTATION_REVERSE_PORTRAIT is correct?
body: <p>Well I'm trying to add a lock orientation button, but when I call </p>
  
  <pre><code>setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT);
  </code></pre>
  
  <p>the screen goes to normal portrait. What am I doing wrong?</p>
  
  <pre><code>public void onSensorChanged(SensorEvent event) {
  
      x = event.values[0];
      y = event.values[1];
      z = event.values[2];
  
      orientation.setOnClickListener(new OnClickListener() {
          public void onClick(View v) {
              // TODO Auto-generated method stub
              if (x &gt; 5){
                  setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
              } else if (x &lt; -5){
                  setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE);
              } else if (y &gt; 5){
                  setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
              } else if (y &lt; -5){
                  setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT);
              }
          }
      });
  }
  </code></pre>