[gnome-boxes] Make use of Object.bind_property()

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 5b232c88303ed4d80b8bd50dd772011dd65b02ab
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Tue Dec 6 17:25:15 2011 +0200

    Make use of Object.bind_property()
    
    https://bugzilla.gnome.org/show_bug.cgi?id=665803

 src/unattended-installer.vala |    9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)
---
diff --git a/src/unattended-installer.vala b/src/unattended-installer.vala
index fc21e15..30ba6fa 100644
--- a/src/unattended-installer.vala
+++ b/src/unattended-installer.vala
@@ -113,11 +113,6 @@ private abstract class Boxes.UnattendedInstaller: InstallerMedia {
         express_toggle.halign = Gtk.Align.START;
         express_toggle.valign = Gtk.Align.CENTER;
         table.attach_defaults (express_toggle, 2, 3, 0, 1);
-        express_toggle.notify["active"].connect ((object, pspec) => {
-            foreach (var child in table.get_children ())
-                if (child != express_toggle)
-                    child.sensitive = express_toggle.active;
-        });
 
         // 2nd row (while user avatar spans over 2 rows)
         var avatar_file = "/var/lib/AccountsService/icons/" + Environment.get_user_name ();
@@ -159,6 +154,10 @@ private abstract class Boxes.UnattendedInstaller: InstallerMedia {
             table.attach_defaults (password_entry, 2, 3, 2, 3);
             password_entry.is_focus = true;
         });
+
+        foreach (var child in table.get_children ())
+            if (child != express_toggle)
+                express_toggle.bind_property ("active", child, "sensitive", 0);
     }
 
     protected virtual void clean_up () throws GLib.Error {