[evolution] Bug 780988 - Show default application for open-with as the first

[Milan Crha <mcrha src gnome org>]

commit 02b7da7f3828300a939235275f3c79b64f4dda17
Author: Milan Crha <mcrha redhat com>
Date:   Fri Apr 7 08:44:12 2017 +0200

    Bug 780988 - Show default application for open-with as the first

 src/e-util/e-attachment.c |   25 ++++++++++++++++++++++++-
 1 files changed, 24 insertions(+), 1 deletions(-)
---
diff --git a/src/e-util/e-attachment.c b/src/e-util/e-attachment.c
index b058bd1..411d89e 100644
--- a/src/e-util/e-attachment.c
+++ b/src/e-util/e-attachment.c
@@ -1690,6 +1690,7 @@ e_attachment_list_apps (EAttachment *attachment)
        GList *app_info_list;
        GList *guessed_infos;
        GFileInfo *file_info;
+       GAppInfo *default_app;
        const gchar *content_type;
        const gchar *display_name;
        gboolean type_is_unknown;
@@ -1719,7 +1720,29 @@ e_attachment_list_apps (EAttachment *attachment)
        app_info_list = g_list_concat (guessed_infos, app_info_list);
        g_free (allocated);
 
-exit:
+ exit:
+       default_app = g_app_info_get_default_for_type (content_type, FALSE);
+       if (default_app) {
+               GList *link;
+
+               for (link = app_info_list; link; link = g_list_next (link)) {
+                       GAppInfo *app_info = link->data;
+
+                       if (g_app_info_equal (default_app, app_info)) {
+                               if (link != app_info_list) {
+                                       app_info_list = g_list_delete_link (app_info_list, link);
+                                       g_object_unref (app_info);
+
+                                       app_info_list = g_list_prepend (app_info_list, default_app);
+                                       default_app = NULL;
+                               }
+                               break;
+                       }
+               }
+
+               g_clear_object (&default_app);
+       }
+
        g_clear_object (&file_info);
 
        return app_info_list;