gdk.pixbuf_new_from_file requires an unicode on windows

tryton/common/common.py

@@ -58,7 +58,7 @@ class TrytonIconFactory(gtk.IconFactory):
                 continue
             try:
                 pixbuf = gtk.gdk.pixbuf_new_from_file(
-                        os.path.join(PIXMAPS_DIR, fname))
+                        os.path.join(PIXMAPS_DIR, fname).encode('utf-8'))
             except Exception:
                 continue
             icon_set = gtk.IconSet(pixbuf)
@@ -103,7 +103,7 @@ class TrytonIconFactory(gtk.IconFactory):
             fileno, path = tempfile.mkstemp()
             with os.fdopen(fileno, 'w') as svgfile:
                 svgfile.write(icon['icon'])
-            pixbuf = gtk.gdk.pixbuf_new_from_file(path)
+            pixbuf = gtk.gdk.pixbuf_new_from_file(path.encode('utf-8'))
             os.remove(path)
             iconset = gtk.IconSet(pixbuf)
             self.add(icon['name'], iconset)
@@ -309,7 +309,8 @@ def file_selection(title, filename='', parent=None,
     def update_preview_cb(win, img):
         filename = win.get_preview_filename()
         try:
-            pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(filename, 128, 128)
+            pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(filename.encode('utf-8'),
+                    128, 128)
             img.set_from_pixbuf(pixbuf)
             have_preview = True
         except Exception:

tryton/config.py

@@ -187,7 +187,7 @@ if not os.path.isdir(PIXMAPS_DIR):
         PIXMAPS_DIR = os.path.join(PREFIX, 'share', 'pixmaps', 'tryton')
 
 TRYTON_ICON = gtk.gdk.pixbuf_new_from_file(
-        os.path.join(PIXMAPS_DIR, 'tryton-icon.png'))
+        os.path.join(PIXMAPS_DIR, 'tryton-icon.png').encode('utf-8'))
 
 def _data_dir():
     data_dir = os.path.join(CURRENT_DIR, 'share', 'tryton')