title: How to make a drop-down ListView from a Button?
body: <p>So, I have stacked with a problem of making a simple button with a drop down selectable list of items. And I have searched for the answer but haven't found it so I solved it with my own.</p>
  
  <p>Looks like this:</p>
  
  <p>sorry, I'm not able to post images, because i don't have enough reputation.</p>
  
  <p>so below how could we can do this, if we need this of course :)</p>