Handbook
Glossary
button? ( object -- ? )
Vocabulary
ui
.
gadgets
.
buttons
Inputs and outputs
object
an
object
?
a
boolean
Word description
Tests if the object is an instance of the
button
class.
Definition
USING:
classes.tuple.private
;
IN:
ui.gadgets.buttons
:
button?
( object -- ? )
\
button
15
tuple-instance?
;