title: How to create Flutter minimized app controls
body: <p><em>Note: this is <strong>not</strong> a push notification</em></p>
  
  <p>I would like to know how I can create a minimized controls-widget for my Flutter app. A place where I can add a few buttons, examples are:</p>
  
  <ul>
  <li>Play/pause, next, previous (for a music app)</li>
  <li>Start, stop (for a timer app)</li>
  <li>Single input box (for a quick reply section)</li>
  </ul>
  
  <p>Most music player apps have this functionality, when you "minimize" the app, then you end up with something like this:</p>
  
  <p><a href="https://i.stack.imgur.com/htUsO.png" rel="noreferrer"><img src="https://i.stack.imgur.com/htUsO.png" alt="enter image description here"></a></p>