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-rw-r--r--mc.lsp4
1 files changed, 4 insertions, 0 deletions
diff --git a/mc.lsp b/mc.lsp
index e096376..42b2f8b 100644
--- a/mc.lsp
+++ b/mc.lsp
@@ -1,3 +1,6 @@
+;;; Port of https://stackoverflow.com/questions/3984296/model-view-controller-design-pattern-code-example.
+;;; Model and Controller classes.
+
 (require "json")
 (defpackage #:mc
   (:use #:openlisp #:json)
@@ -26,3 +29,4 @@
 (defgeneric on-button-clicked (controller))
 (defmethod on-button-clicked ((controller <graph-controller>))
   (increase-number (model controller)))
+(provide "mc")