title: Android message notification dialog on top of other activities
body: <p>How do I get an Android message notification dialog on top of other activities?</p>
  
  <p>I am searching for a solution to this problem and still not yet got the solution. Right now, I am developing a social networking app in which I need to show a notification message dialog whenever the user gets some message from another and to achieve that I have used the broadcast receiver and it is working fine.</p>
  
  <p>The problem is how to show the notification dialog on top of another application.</p>