title: Insert button into window title bar
body: <p>I want to insert a button inside window title bar just like TeamViewer does. </p>
  
  <p><img src="https://i.stack.imgur.com/IAJ0J.png" alt="teamviewer button"></p>
  
  <p>Any ideeas how can i do this in delphi and make it run on all windows systems ?</p>
  
  <p>Any starting point will be greatly appreciated.</p>