[glade/composite-templates-new: 2/10] GladeEditor: Avoid crash when draging and dropping a widget with packing properties

[Tristan Van Berkom <tvb src gnome org>]

commit becf88797bb40e1b084559bb526fdc576f3e6462
Author: Tristan Van Berkom <tristan van berkom gmail com>
Date:   Sat Apr 6 16:47:44 2013 +0900

    GladeEditor: Avoid crash when draging and dropping a widget with packing properties
    
    This was not reproducible in all cases, but dragging the notebook inside
    of the Glade preferences dialog outside of it's dialog caused a crash,
    the fix was however obvious enough.

 gladeui/glade-editor.c |   13 +++++++++----
 1 files changed, 9 insertions(+), 4 deletions(-)
---
diff --git a/gladeui/glade-editor.c b/gladeui/glade-editor.c
index f785074..bbf49c4 100644
--- a/gladeui/glade-editor.c
+++ b/gladeui/glade-editor.c
@@ -671,12 +671,17 @@ glade_editor_load_editable (GladeEditor *editor,
   /* Use the parenting adaptor for packing pages... so deffer creating the widgets
    * until load time.
    */
-  if (type == GLADE_PAGE_PACKING && parent)
+  if (type == GLADE_PAGE_PACKING)
     {
-      GladeWidgetAdaptor *adaptor = glade_widget_get_adaptor (parent);
+      GladeWidgetAdaptor *adaptor;
+
+      if (!parent)
+       return;
+
+      adaptor = glade_widget_get_adaptor (parent);
       editable =
-          glade_editor_load_editable_in_page (editor, adaptor,
-                                              GLADE_PAGE_PACKING);
+       glade_editor_load_editable_in_page (editor, adaptor,
+                                           GLADE_PAGE_PACKING);
     }
   else
     editable =