[gimp] Invalidate all the item stack's previews recursively



commit ad66250f90f27b4e7bb0023df7a501cd1bb0f246
Author: Michael Natterer <mitch gimp org>
Date:   Sat Aug 1 19:23:59 2009 +0200

    Invalidate all the item stack's previews recursively

 app/core/gimpitemstack.c |   13 ++++++++++++-
 1 files changed, 12 insertions(+), 1 deletions(-)
---
diff --git a/app/core/gimpitemstack.c b/app/core/gimpitemstack.c
index 34f6e0b..9363417 100644
--- a/app/core/gimpitemstack.c
+++ b/app/core/gimpitemstack.c
@@ -114,12 +114,23 @@ gimp_item_stack_new (GType item_type)
                        NULL);
 }
 
+static void
+gimp_item_stack_invalidate_preview (GimpViewable *viewable)
+{
+  GimpContainer *children = gimp_viewable_get_children (viewable);
+
+  if (children)
+    gimp_item_stack_invalidate_previews (GIMP_ITEM_STACK (children));
+
+  gimp_viewable_invalidate_preview (viewable);
+}
+
 void
 gimp_item_stack_invalidate_previews (GimpItemStack *stack)
 {
   g_return_if_fail (GIMP_IS_ITEM_STACK (stack));
 
   gimp_container_foreach (GIMP_CONTAINER (stack),
-                          (GFunc) gimp_viewable_invalidate_preview,
+                          (GFunc) gimp_item_stack_invalidate_preview,
                           NULL);
 }



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