view tests/focus.ur @ 2070:382911d72e63

Check realloc's return code to prevent segfault on out of memory condition (Part 3)
author Sergey Mironov <grrwlf@gmail.com>
date Tue, 02 Sep 2014 17:37:22 +0000
parents ffd7ed3bc0b7
children
line wrap: on
line source
fun main () : transaction page =
    id1 <- fresh;
    id2 <- fresh;
    s1 <- source "";
    s2 <- source "";
    which <- source False;

    return <xml><body>
      <ctextbox id={id1} source={s1}/>
      <ctextbox id={id2} source={s2}/>
      <button onclick={fn _ => w <- get which;
                          set which (not w);
                          giveFocus (if w then id1 else id2)}/>
    </body></xml>