title: Custom Spinners/drop down menu
body: <p>In the app Astrid Tasks, there is a button. When you press the button, a drop down menu comes up.</p>
  
  <p><img src="https://i.stack.imgur.com/LE7F2.png" alt="enter image description here"></p>
  
  <p><img src="https://i.stack.imgur.com/uJGlW.png" alt="enter image description here"></p>
  
  <p>It's basically a spinner but in a drop-down-list form.</p>
  
  <p>Does anyone know how to do something similar? Is this a widget I just don't see?</p>