[gitg] window: set back button arrow icon according to locale's text direction

[Yosef Or Boczko <yoseforb src gnome org>]

commit 476c6e6de03c97494efe5c0629aa9b7e9e5dd2eb
Author: Yosef Or Boczko <yoseforb gmail com>
Date:   Sun Sep 1 11:11:16 2013 +0300

    window: set back button arrow icon according to locale's text direction
    
    https://bugzilla.gnome.org/show_bug.cgi?id=707211

 gitg/gitg-window.vala            |   11 +++++++++++
 gitg/resources/ui/gitg-window.ui |    1 -
 2 files changed, 11 insertions(+), 1 deletions(-)
---
diff --git a/gitg/gitg-window.vala b/gitg/gitg-window.vala
index 2dcae84..3b1a66d 100644
--- a/gitg/gitg-window.vala
+++ b/gitg/gitg-window.vala
@@ -47,6 +47,8 @@ public class Window : Gtk.ApplicationWindow, GitgExt.Application, Initable
        [GtkChild]
        private Gtk.Button d_dash_button;
        [GtkChild]
+       private Gtk.Image dash_image;
+       [GtkChild]
        private Gtk.StackSwitcher d_activities_switcher;
 
        [GtkChild]
@@ -154,6 +156,15 @@ public class Window : Gtk.ApplicationWindow, GitgExt.Application, Initable
                {
                        d_environment[e] = Environment.get_variable(e);
                }
+
+               if (get_direction () == Gtk.TextDirection.RTL)
+               {
+                       dash_image.icon_name = "go-previous-rtl-symbolic";
+               }
+               else
+               {
+                       dash_image.icon_name = "go-previous-symbolic";
+               }
        }
 
        private void on_close_activated()
diff --git a/gitg/resources/ui/gitg-window.ui b/gitg/resources/ui/gitg-window.ui
index ca9db2a..06aea58 100644
--- a/gitg/resources/ui/gitg-window.ui
+++ b/gitg/resources/ui/gitg-window.ui
@@ -27,7 +27,6 @@
               <object class="GtkImage" id="dash_image">
                 <property name="visible">True</property>
                 <property name="icon_size">1</property>
-                <property name="icon_name">go-previous-symbolic</property>
               </object>
             </child>
           </object>