title: Custom Popup in Xamarin.Forms
body: <p>Is there any way to create custom popup dialog with Editor inside it using Xamarin Forms. Targeted to iOS platform.</p>
  
  <p>I want a pop up with a Title Label ,Text box for accepting input and error Label for displaying error message, with OK and Cancel button.</p>
  
  <p>I want to accept pin number from input pop up and have to validate pin. If validation fails I have to show a Error message inside pop up.</p>
  
  <p>Thanks,</p>