title: Add buttons to UIPickerView - Swift 1.2
body: <p>I would like to add two <code>UIButtons</code> in the <code>UIPickerView</code> (on top of it). Please take a look at the <code>Cancel</code> and <code>Done</code> buttons in this image:</p>
  
  <p><img src="https://i.stack.imgur.com/fNvRT.png" alt="enter image description here"></p>
  
  <p>How can I do it? </p>