+ $('[data-selection-action=remove-selected-files]', $container).
+ closest('li').
+ toggleClass('disabled',
+ ($checked.length < 0) ||
+ !($checked.length > 0 && collection_lock_classes && collection_lock_classes.indexOf("fa-unlock") !=-1));
+ $('[data-selection-action=untrash-selected-items]', $container).
+ closest('li').
+ toggleClass('disabled',
+ ($checked.length < 1));