view tests/mouseEvent.ur @ 2196:100352dbae36

Fix tricky case of functor signature subsumption
author Adam Chlipala <adam@chlipala.net>
date Fri, 27 Nov 2015 15:28:12 -0500
parents 5bc4fbf9c0fe
children
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line source
val show_mouseButton = mkShow (fn b => case b of
                                           Left => "Left"
                                         | Middle => "Middle"
                                         | Right => "Right")

fun main () : transaction page = return <xml><body>
  <button onclick={fn ev => alert ("ScreenX = " ^ show ev.ScreenX
                                   ^ "\nScreenY = " ^ show ev.ScreenY
                                   ^ "\nClientX = " ^ show ev.ClientX
                                   ^ "\nClientY = " ^ show ev.ClientY
                                   ^ "\nCtrlKey = " ^ show ev.CtrlKey
                                   ^ "\nShiftKey = " ^ show ev.ShiftKey
                                   ^ "\nAltKey = " ^ show ev.AltKey
                                   ^ "\nMetaKey = " ^ show ev.MetaKey
                                   ^ "\nButton = " ^ show ev.Button)}/>
</body></xml>