inspector: Hide the size-groups tab when empty

diff --git a/gtk/inspector/size-groups.c b/gtk/inspector/size-groups.c
index 69d26a2a268688e6ef97694e67fbebc138c1d074..48e19d2ea2955442420bc530d0eecb8972fb048e 100644 (file)
--- a/gtk/inspector/size-groups.c
+++ b/gtk/inspector/size-groups.c
@@ -282,8 +282,9 @@ gtk_inspector_size_groups_set_object (GtkInspectorSizeGroups *sl,
       return;
     }
 
-  gtk_widget_show (GTK_WIDGET (sl));
   groups = _gtk_widget_get_sizegroups (GTK_WIDGET (object));
+  if (groups)
+    gtk_widget_show (GTK_WIDGET (sl));
   for (l = groups; l; l = l->next)
     {
       GtkSizeGroup *group = l->data;