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From: Texaner on 5 May 2007 13:24
Dear all,

don't know why but under CLisp everything works well.

From: Rob Warnock on 6 May 2007 06:28
Texaner <texaner82(a)web.de> wrote:
+---------------
| (defun hello-1 ()
| (with-ltk ()
| (let ((b (make-instance 'button :master nil :text "Press Me"
| :command (lambda ()
| (format t "Hello World!~&")))))
| (pack b))))
|
| Starting hello-1 then resulted in:
| There is no class named BUTTON.
| [Condition of type SIMPLE-ERROR]
+---------------

Did you remember to (USE-PACKAGE :LTK)?

Or alternatively, try running the following instead,
which should also work for you:

(defun hello-1 ()
(ltk:with-ltk ()
(let ((b (make-instance 'ltk:button :master nil :text "Press Me"
:command (lambda ()
(format t "Hello World!~&")))))
(ltk:pack b))))


-Rob

-----
Rob Warnock <rpw3(a)rpw3.org>
627 26th Avenue <URL:http://rpw3.org/>
San Mateo, CA 94403 (650)572-2607

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