From: espen <espen>
Date: Wed, 27 Oct 2004 15:27:57 +0000 (+0000)
Subject: Adding destroy-event signal to the top-level window
X-Git-Url: https://git.distorted.org.uk/~mdw/clg/commitdiff_plain/781a1be5aeebb0c40b01033be5ea1b82fa3632e3

Adding destroy-event signal to the top-level window
---

diff --git a/hello-world.lisp b/hello-world.lisp
index 4334c17..f700cb2 100644
--- a/hello-world.lisp
+++ b/hello-world.lisp
@@ -1,15 +1,18 @@
-(use-package "GTK")
+(use-package :gtk)
 
 (make-instance 'window
- :type :toplevel
+; :type :toplevel
  :title "Test"
  :border-width 5
  :show-all t
  :child (make-instance 'button
 	 :label "Hello World!"
 	 :signal (list 'clicked
-		       #'(lambda (button)
-			   (print button) (write-line "clicked"))
-		       :object t)))
-
-
+		       #'(lambda ()
+			   (write-line "Hello World!"))))
+ :signal (list 'delete-event
+	       #'(lambda (event)
+		   (declare (ignore event))
+		   (write-line "Destroying window")
+		   nil ; Returning NIL generates a destroy event
+		   )))