Fixed time zone combo boxes loading

source/ubl-settings-datetime.c

@@ -194,9 +194,11 @@ void yon_interface_update(main_window *widgets){
     char *zone = config(ZONE_parameter);
     if (!yon_char_is_empty(zone)&&strstr(zone,"/")){
         char *region = yon_char_divide_search(zone,"/",-1);
+        g_signal_handlers_block_by_func(G_OBJECT(widgets->RegionCombo),on_region_changed,widgets);
         gtk_combo_box_set_active_id(GTK_COMBO_BOX(widgets->RegionCombo),region);
-        while (gtk_events_pending()) gtk_main_iteration();
+        on_region_changed(GTK_COMBO_BOX(widgets->RegionCombo),widgets);
         gtk_combo_box_set_active_id(GTK_COMBO_BOX(widgets->ZoneCombo),zone);
+        g_signal_handlers_block_by_func(G_OBJECT(widgets->RegionCombo),on_region_changed,widgets);
         free(zone);
         free(region);
     }