[gnome-control-center] network: fix initial sensitivity of editor "Add" button

[Dan Winship <danw src gnome org>]

commit dcb932bd9dde60e3856461789dcc2f5e21b8f914
Author: Dan Winship <danw gnome org>
Date:   Wed Feb 13 15:22:27 2013 -0500

    network: fix initial sensitivity of editor "Add" button
    
    The "only make Apply/Add sensitive if something changed" rule should
    not apply to new connections; they are already "changed".
    
    https://bugzilla.gnome.org/show_bug.cgi?id=693659

 .../connection-editor/net-connection-editor.c      |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/panels/network/connection-editor/net-connection-editor.c 
b/panels/network/connection-editor/net-connection-editor.c
index 3e667e8..07705c9 100644
--- a/panels/network/connection-editor/net-connection-editor.c
+++ b/panels/network/connection-editor/net-connection-editor.c
@@ -502,6 +502,7 @@ net_connection_editor_set_connection (NetConnectionEditor *editor,
 
                 button = GTK_WIDGET (gtk_builder_get_object (editor->builder, "details_apply_button"));
                 gtk_button_set_label (GTK_BUTTON (button), _("_Add"));
+                editor->is_changed = TRUE;
         }
 
         editor->connection = nm_connection_duplicate (connection);