private void disableMenuItems(final Menus menus) {
   for (MenuItem mi : menus.getItemsMap().values()) {
     mi.setEnabled(false);
   }
 }
 private void onEditorLockInfo(@Observes UpdatedLockStatusEvent lockInfo) {
   boolean enabled = (!lockInfo.isLocked() || lockInfo.isLockedByCurrentUser());
   for (MenuItem menuItem : menuItemsSyncedWithLockState) {
     menuItem.setEnabled(enabled);
   }
 }