[gnome-robots] Fix warnings

[Andrey Kutejko <akutejko src gnome org>]

commit a752ec9443240f7362b1ab1047d1a84d2472a27b
Author: Andrey Kutejko <andy128k gmail com>
Date:   Sun Aug 30 14:42:48 2020 +0200

    Fix warnings

 src/properties.vala | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)
---
diff --git a/src/properties.vala b/src/properties.vala
index 3383e7a..d3d8109 100644
--- a/src/properties.vala
+++ b/src/properties.vala
@@ -282,15 +282,15 @@ public void show_properties_dialog () {
     kpage.pack_start (vbox, true, true, 0);
 
     var controls_list = new GamesControlsList (settings);
-    controls_list.add_control ("key00", _("Key to move NW"), settings.get_default_value ("key00").get_uint32 
());
-    controls_list.add_control ("key01", _("Key to move N"),  settings.get_default_value ("key01").get_uint32 
());
-    controls_list.add_control ("key02", _("Key to move NE"), settings.get_default_value ("key02").get_uint32 
());
-    controls_list.add_control ("key03", _("Key to move W"),  settings.get_default_value ("key03").get_uint32 
());
-    controls_list.add_control ("key04", _("Key to hold"),    settings.get_default_value ("key04").get_uint32 
());
-    controls_list.add_control ("key05", _("Key to move E"),  settings.get_default_value ("key05").get_uint32 
());
-    controls_list.add_control ("key06", _("Key to move SW"), settings.get_default_value ("key06").get_uint32 
());
-    controls_list.add_control ("key07", _("Key to move S"),  settings.get_default_value ("key07").get_uint32 
());
-    controls_list.add_control ("key08", _("Key to move SE"), settings.get_default_value ("key08").get_uint32 
());
+    controls_list.add_control ("key00", _("Key to move NW"), settings.get_default_value ("key00").get_int32 
());
+    controls_list.add_control ("key01", _("Key to move N"),  settings.get_default_value ("key01").get_int32 
());
+    controls_list.add_control ("key02", _("Key to move NE"), settings.get_default_value ("key02").get_int32 
());
+    controls_list.add_control ("key03", _("Key to move W"),  settings.get_default_value ("key03").get_int32 
());
+    controls_list.add_control ("key04", _("Key to hold"),    settings.get_default_value ("key04").get_int32 
());
+    controls_list.add_control ("key05", _("Key to move E"),  settings.get_default_value ("key05").get_int32 
());
+    controls_list.add_control ("key06", _("Key to move SW"), settings.get_default_value ("key06").get_int32 
());
+    controls_list.add_control ("key07", _("Key to move S"),  settings.get_default_value ("key07").get_int32 
());
+    controls_list.add_control ("key08", _("Key to move SE"), settings.get_default_value ("key08").get_int32 
());
 
     vbox.pack_start (controls_list, true, true, 0);