@Override
    public boolean onItemLongClick(AdapterView<?> parent, View list, int position, long id) {
        File file = _entries.get(position);
        if (file instanceof RootFile || file.isDirectory()) {
            return true;
        }
        if (_adapter.isSelected(position)) return true;
        _result.onChoosePath(file.getAbsolutePath(), file);
        _adapter.selectItem(position);
        _chooseMode = CHOOSE_MODE_SELECT_MULTIPLE;
        _positiveBtn.setVisibility(View.VISIBLE);
        if (_deleteModeIndicator != null) _deleteModeIndicator.run();
        return true;
    }
allows dialog title follows the current folder name

@param followDir dialog title will follow the changing of directory
@return this
android-file-chooser/src/main/java/com/obsez/android/lib/filechooser/ChooserDialog.java