12 Jun
2012
12 Jun
'12
7:07 p.m.
How can I return a value from a validatecommand? (defparameter *y* (make-instance 'entry :grid '(0 0) :validate :key)) (configure *y* :validatecommand #'(lambda (&rest args) (print args) (print (text *y*)) t)) (mainloop) When I change the entry, I get 'Error: expected boolean value but got "" ...'