Fixed ref counting problem when reading the icon-list slot in windows

[clg] / examples / ginspect.lisp

diff --git a/examples/ginspect.lisp b/examples/ginspect.lisp
index b21d6f31efa8fefcded0851b6edd1237b778e8d5..b9d9ba726965c659fbcadd4f447d51e68adc7662 100644 (file)
--- a/examples/ginspect.lisp
+++ b/examples/ginspect.lisp
@@ -20,9 +20,16 @@
 ;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 ;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-;; $Id: ginspect.lisp,v 1.5 2005/04/23 16:48:49 espen Exp $
+;; $Id: ginspect.lisp,v 1.8 2006/02/03 00:15:52 espen Exp $
 
-(in-package :gtk)
+#+sbcl(require :gtk)
+#+cmu(asdf:oos 'asdf:load-op :gtk)
+
+(defpackage "GINSPECT"
+  (:use "COMMON-LISP" "GLIB" "GTK" #+cmu"PCL" #+sbcl"SB-PCL")
+  (:export "GINSPECT"))
+
+(in-package "GINSPECT")
 
 (defvar *ginspect-unbound-object-marker* 
   #+cmu (gensym "UNBOUND-OBJECT-")
@@ -35,6 +42,12 @@ (defgeneric object-has-parts-p (object))
 (defgeneric decompose-describe-object (object))
 
 
+;; A container to hold lisp objects "inside" the tree store
+(defclass object-container (gobject)
+  ((object :initarg :object))
+  (:metaclass gobject-class))
+
+
 (defun ginspect (object)
   (let* ((store (make-instance 'tree-store 
                 :column-types '(string string gobject boolean)
@@ -62,8 +75,8 @@ (defun ginspect (object)
             ;; Remove old children
             (when valid
               (loop while (tree-store-remove store child-iter))))
-          (let ((gobject (tree-model-value store iter 'object)))
-            (insert-parts (object-data gobject 'object) store iter))
+          (let ((container (tree-model-value store iter 'object)))
+            (insert-parts (slot-value container 'object) store iter))
           (tree-view-expand-row view path nil))))
 
     (make-instance 'dialog
@@ -81,7 +94,7 @@ (defmethod decompose-describe-object ((object t))
     (if (equal parts (list object))
        (values description nil nil)
       (values description named-p parts)))
-  (sb-impl::inspected-parts object))
+  #+sbcl(sb-impl::inspected-parts object))
 
 (defmethod decompose-describe-object ((object (eql t)))
   (values (call-next-method) nil nil))
@@ -108,15 +121,16 @@ (defmethod decompose-describe-object ((object (eql *ginspect-unbound-object-mark
 (defmethod decompose-describe-object ((object symbol))
   (values 
    (call-next-method) t
-   (cons "Name" (symbol-name object)) 
-   (cons "Package" (symbol-package objecy))
-   (cons "Value" (if (boundp object)
-                    (symbol-value object)
-                  *ginspect-unbound-object-marker*))
-   (cons "Function" (if (fboundp object)
-                       (symbol-function  object)
-                     *ginspect-unbound-object-marker*))
-   (cons "Plist" (symbol-plist object))))
+   (list
+    (cons "Name" (symbol-name object)) 
+    (cons "Package" (symbol-package object))
+    (cons "Value" (if (boundp object)
+                     (symbol-value object)
+                   *ginspect-unbound-object-marker*))
+    (cons "Function" (if (fboundp object)
+                        (symbol-function  object)
+                      *ginspect-unbound-object-marker*))
+    (cons "Plist" (symbol-plist object)))))
 
 #+cmu
 (defmethod decompose-describe-object ((object standard-object))
@@ -152,15 +166,14 @@ (defmethod object-to-string ((object (eql *ginspect-unbound-object-marker*)))
   "<unbound>")
 
 (defmethod insert-object ((object t) store parent &optional (name ""))
-  (let ((gobject (make-instance 'gobject)) ; to "hang" the lisp object on
+  (let ((container (make-instance 'object-container :object object))
        (has-parts (object-has-parts-p object)))
-    (setf (object-data gobject 'object) object)
     (let ((iter (tree-store-append store parent 
                 (vector name (object-to-string object) 
-                        gobject (not has-parts)))))
+                        container (not has-parts)))))
       (when has-parts
        ;; Insert dummy child
-       (tree-store-append store iter (vector "" "" gobject t))))))
+       (tree-store-append store iter (vector "" "" container t))))))
 
 (defmethod insert-parts :around ((object t) store parent)
   (when (object-has-parts-p object)