Instances of TREE-ITER properly allocated as memory slices

diff --git a/gtk/gtktree.lisp b/gtk/gtktree.lisp
index bf47a0fcb8e22a08d3e0d147dd73e278ba5a3f4a..5a7f8320fc708675ba4eb2a21fdbfabb0d001079 100644 (file)
--- a/gtk/gtktree.lisp
+++ b/gtk/gtktree.lisp
@@ -20,7 +20,7 @@
 ;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 ;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-;; $Id: gtktree.lisp,v 1.30 2007-09-06 14:32:03 espen Exp $
+;; $Id: gtktree.lisp,v 1.31 2007-10-17 14:47:10 espen Exp $
 
 
 (in-package "GTK")
@@ -384,6 +384,11 @@ (defbinding tree-model-get-iter (model path &optional (iter (make-instance 'tree
   (model tree-model)
   (iter tree-iter :in/return)
   (path tree-path))
+
+(defmethod allocate-foreign ((tree-iter tree-iter) &rest initargs)
+  (declare (ignore initargs))
+  (let ((size (foreign-size (class-of tree-iter))))
+    (slice-alloc size)))
  
 (defun ensure-tree-iter (model row)
   (etypecase row