title: Get Elements position relative to screen in Xamarin
body: <p>I have a list with context menu and while i'm clicking, list of options(Edit, Delete, Info) will shown in a pop-up.</p>
  
  <p>Here i need to show this pop-up left below to the context menu icon, for that i need the position of the context menu relative to the screen.</p>
  
  <p>Can anyone help me to get the XY position of an element in Xamarin?</p>
  
  <p>Thanks in advance!</p>