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Fix stack overflow in subclasses of managed containers

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Michael Hutchinson 2012-09-19 19:39:47 -04:00 • committed by Bertrand Lorentz
parent 97046739b7
commit 3a044d6faf
1 changed files with 12 additions and 3 deletions
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13
gtk/glue/container.c
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@ -20,16 +20,25 @@
*/ */
#include <gtk/gtk.h> #include <gtk/gtk.h>
#include <string.h>
void gtksharp_container_base_forall (GtkContainer *container, gboolean include_internals, GtkCallback cb, gpointer data); void gtksharp_container_base_forall (GtkContainer *container, gboolean include_internals, GtkCallback cb, gpointer data);
void void
gtksharp_container_base_forall (GtkContainer *container, gboolean include_internals, GtkCallback cb, gpointer data) gtksharp_container_base_forall (GtkContainer *container, gboolean include_internals, GtkCallback cb, gpointer data)
{ {
GtkContainerClass *parent = g_type_class_peek_parent (G_OBJECT_GET_CLASS (container)); // Find and call the first base callback that's not the GTK# callback. The GTK# callback calls down the whole
if (parent->forall) // managed override chain, so calling it on a subclass-of-a-managed-container-subclass causes a stack overflow.
GtkContainerClass *parent = (GtkContainerClass *) G_OBJECT_GET_CLASS (container);
while ((parent = g_type_class_peek_parent (parent))) {
if (strncmp (G_OBJECT_CLASS_NAME (parent), "__gtksharp_", 11) != 0) {
if (parent->forall) {
(*parent->forall) (container, include_internals, cb, data); (*parent->forall) (container, include_internals, cb, data);
} }
return;
}
}
}
void gtksharp_container_override_forall (GType gtype, gpointer cb); void gtksharp_container_override_forall (GType gtype, gpointer cb);