[pitivi] Order preset alphabetically in the list store

[Thibault Saunier <tsaunier src gnome org>]

commit 4a5844f578bc0b862062d844a9465d845564b531
Author: Thibault Saunier <tsaunier gnome org>
Date:   Tue Oct 31 12:44:59 2017 -0300

    Order preset alphabetically in the list store
    
    Reviewed-by: Alex Băluț <<alexandru balut gmail com>>
    Differential Revision: https://phabricator.freedesktop.org/D1872

 pitivi/preset.py |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)
---
diff --git a/pitivi/preset.py b/pitivi/preset.py
index ede73d0..8800a95 100644
--- a/pitivi/preset.py
+++ b/pitivi/preset.py
@@ -67,6 +67,17 @@ class PresetManager(GObject.Object, Loggable):
         self.presets = {}
         self.widget_map = {}
         self.ordered = Gtk.ListStore(str, object)
+
+        def sortme(store, i1, i2, unused_udata):
+            name1 = store[i1][0]
+            name2 = store[i2][0]
+            if name1 > name2:
+                return 1
+
+            return -1
+
+        self.ordered.set_sort_func(0, sortme)
+        self.ordered.set_sort_column_id(0, Gtk.SortType.DESCENDING)
         self.cur_preset = None
         # Whether to ignore the updateValue calls.
         self.ignore_update_requests = False