X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/clg/blobdiff_plain/c5d37f4af32252b43d7db6a9b049bb846e1205c1..a9acf424993f3d35432878cd879fc1b8d8dba758:/glib/ginterface.lisp

diff --git a/glib/ginterface.lisp b/glib/ginterface.lisp
index b54c665..dcf74c6 100644
--- a/glib/ginterface.lisp
+++ b/glib/ginterface.lisp
@@ -15,7 +15,7 @@
 ;; License along with this library; if not, write to the Free Software
 ;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
-;; $Id: ginterface.lisp,v 1.5 2004-11-07 15:54:15 espen Exp $
+;; $Id: ginterface.lisp,v 1.8 2005-02-10 00:20:02 espen Exp $
 
 (in-package "GLIB")
 
@@ -65,8 +65,7 @@ (defmethod shared-initialize ((class ginterface-class) names
   (call-next-method))
 
 
-(defmethod validate-superclass
-    ((class ginterface-class) (super pcl::standard-class))
+(defmethod validate-superclass ((class ginterface-class) (super standard-class))
   (subtypep (class-name super) 'ginterface))
 
 
@@ -129,21 +128,28 @@ (defun query-object-interface-properties (type &optional inherited-p)
     (unwind-protect
 	 (multiple-value-bind (array length)
 	     (%object-interface-list-properties iface)
-	   (unwind-protect
-		(%map-params array length type-number inherited-p)
-	     (deallocate-memory array)))
+	   (unless (null-pointer-p array)
+	     (unwind-protect
+		 (%map-params array length type-number inherited-p)
+	       (deallocate-memory array))))
 ;      (type-default-interface-unref type-number)
       )))
 
 
-(defun expand-ginterface-type (type options &rest args)
+(defun expand-ginterface-type (type forward-p options &rest args)
   (declare (ignore args))
   (let ((class (type-from-number type))
-	(slots (getf options :slots)))    
+	(slots (getf options :slots))) 
     `(defclass ,class (,(supertype type))
-      ,(slot-definitions class (query-object-interface-properties type) slots)
+       ,(unless forward-p
+	  (slot-definitions class (query-object-interface-properties type) slots))
       (:metaclass ginterface-class)
       (:alien-name ,(find-type-name type)))))
 
+(defun ginterface-dependencies (type)
+  (delete-duplicates 
+   (cons
+    (supertype type)
+    (mapcar #'param-value-type (query-object-interface-properties type)))))
 
-(register-derivable-type 'ginterface "GInterface" 'expand-ginterface-type)
+(register-derivable-type 'ginterface "GInterface" 'expand-ginterface-type 'ginterface-dependencies)