public boolean onLongClickDir(@NonNull View view, @NonNull DirViewHolder viewHolder) {
        return false;
    }
Long clicking a non-selectable item does nothing by default.

@param view       which was long clicked. Not used in default implementation.
@param viewHolder for the clicked view
@return true if the callback consumed the long click, false otherwise.
android/modules/module_filepicker/src/main/java/com/nononsenseapps/filepicker/AbstractFilePickerFragment.java