Handbook
Glossary
listener-command? ( object -- ? )
Vocabulary
ui
.
commands
Inputs and outputs
object
an
object
?
a
boolean
Word description
Tests if the object is an instance of the
listener-command
class.
Definition
USING:
kernel
words
;
IN:
ui.commands
:
listener-command?
( object -- ? )
dup
word?
[
+listener+
word-prop
]
[
drop
f
]
if
;