!7

static JTextField tf;
static SingleComponentPanel scp;

p-noconsole {
  showFrame(northAndCenterWithMargins(
    fontSize(15, tf = jcenteredtextfield("Bla")),
    scp = singleComponentPanel()));
  onChange(tf, rThread(r go));
}

svoid go {
  SS safetyMap = mechHashMap("JavaX Identifier Safety");
  S s = getTextTrim(tf);
  if (!isIdentifier(s)) ret;
  if (eq("safe", safetyMap.get(s)))
    scp.setComponent(withTitle(s, jCenteredMultiLineLabel(str(callAndMake(s)))));
}