how to switch button on and off using proximity sensor?

Question

i am developing an app that uses proximity sensor.i am doing this app as my project at college.so I would like to know how can I use the button turn off and on using the proximity sensor.thanks in advance.

Answer 1

@Override
 public void onSensorChanged(SensorEvent event) {
 // TODO Auto-generated method stub
  if(event.sensor.getType()==Sensor.TYPE_PROXIMITY){

      //Toggle button here   
   }
}