[gnac/devel] Fixed a bug in gnac-properties

[BenoÃt Dupasquier <bdupasqu src gnome org>]

commit 74fd92ca8449f0d0aa78f5d1facea3bf082c43c4
Author: BenoÃt Dupasquier <bdupasqu src gnome org>
Date:   Thu Jan 26 00:04:31 2012 +0000

    Fixed a bug in gnac-properties

 src/gnac-properties.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/src/gnac-properties.c b/src/gnac-properties.c
index 77463ac..f15a10f 100644
--- a/src/gnac-properties.c
+++ b/src/gnac-properties.c
@@ -615,6 +615,8 @@ void
 gnac_properties_on_back(GtkWidget *widget,
                         gpointer   data)
 {
+  if (!gtk_tree_row_reference_valid(current_ref)) return;
+
   GtkTreeRowReference *old_ref = gtk_tree_row_reference_copy(current_ref);
 
   if (gnac_file_list_get_prev_row(&current_ref)) {
@@ -634,6 +636,8 @@ void
 gnac_properties_on_forward(GtkWidget *widget,
                            gpointer   data)
 {
+  if (!gtk_tree_row_reference_valid(current_ref)) return;
+
   GtkTreeRowReference *old_ref = gtk_tree_row_reference_copy(current_ref);
 
   if (gnac_file_list_get_next_row(&current_ref)) {