[gitg] Factor showing global author details dialog

[Jesse van den Kieboom <jessevdk src gnome org>]

commit cebe1188e7012f38b14f84cb8b56275fa6e2eeee
Author: Jesse van den Kieboom <jessevdk gnome org>
Date:   Fri Aug 7 13:22:08 2015 +0200

    Factor showing global author details dialog

 gitg/gitg-author-details-dialog.vala |   21 ++++++++++++++++++++-
 gitg/gitg-window.vala                |   14 +-------------
 2 files changed, 21 insertions(+), 14 deletions(-)
---
diff --git a/gitg/gitg-author-details-dialog.vala b/gitg/gitg-author-details-dialog.vala
index 37b3eab..60fcbb5 100644
--- a/gitg/gitg-author-details-dialog.vala
+++ b/gitg/gitg-author-details-dialog.vala
@@ -54,6 +54,25 @@ namespace Gitg
                        d_config = config;
                }
 
+               public static AuthorDetailsDialog? show_global(Window window)
+               {
+                       Ggit.Config global_config = null;
+
+                       try
+                       {
+                               global_config = new Ggit.Config.default();
+                       }
+                       catch (Error e)
+                       {
+                               return null;
+                       }
+
+                       var author_details = new AuthorDetailsDialog(window, global_config, null);
+                       author_details.show();
+
+                       return author_details;
+               }
+
                public override void show()
                {
                        base.show();
@@ -112,7 +131,7 @@ namespace Gitg
                        d_input_name.activate.connect((e) => {
                                response(Gtk.ResponseType.OK);
                        });
-                       
+
                        d_input_email.activate.connect((e) => {
                                response(Gtk.ResponseType.OK);
                        });
diff --git a/gitg/gitg-window.vala b/gitg/gitg-window.vala
index 674ea00..c04e5ad 100644
--- a/gitg/gitg-window.vala
+++ b/gitg/gitg-window.vala
@@ -483,19 +483,7 @@ public class Window : Gtk.ApplicationWindow, GitgExt.Application, Initable
 
        private void on_global_author_details_activated()
        {
-               Ggit.Config global_config = null;
-
-               try
-               {
-                       global_config = new Ggit.Config.default();
-               }
-               catch (Error e)
-               {
-                       return;
-               }
-
-               var author_details = new AuthorDetailsDialog(this, global_config, null);
-               author_details.show();
+               AuthorDetailsDialog.show_global(this);
        }
 
        private void on_repo_author_details_activated()