[gnome-boxes] app: Make use of Gtk.StackTransitionType.SLIDE_LEFT_RIGHT

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit e28a314cc44a62a0798e30db29876b263b156435
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Sun Feb 23 15:00:10 2014 +0000

    app: Make use of Gtk.StackTransitionType.SLIDE_LEFT_RIGHT

 src/app.vala |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)
---
diff --git a/src/app.vala b/src/app.vala
index 4511a29..fd6c2dd 100644
--- a/src/app.vala
+++ b/src/app.vala
@@ -68,13 +68,10 @@ private class Boxes.App: GLib.Object, Boxes.UI {
                 return AppPage.MAIN;
         }
         set {
-            if (value == AppPage.DISPLAY) {
-                stack.transition_type = Gtk.StackTransitionType.SLIDE_RIGHT;
+            if (value == AppPage.DISPLAY)
                 stack.set_visible_child_name ("display-page");
-            } else {
-                stack.transition_type = Gtk.StackTransitionType.SLIDE_LEFT;
+            else
                 stack.set_visible_child_name ("main-page");
-            }
         }
     }
 
@@ -534,6 +531,7 @@ private class Boxes.App: GLib.Object, Boxes.UI {
 
         stack = new Gtk.Stack ();
         stack.homogeneous = false;
+        stack.transition_type = Gtk.StackTransitionType.SLIDE_LEFT_RIGHT;
         main_vbox.add (stack);
 
         var vbox = new Gtk.Box (Gtk.Orientation.VERTICAL, 0);