*/
private void initFileSelectionController(UserRequest ureq) {
VFSContainer vfsRoot = new NamedContainerImpl(getTranslator().translate(NLS_FOLDER_DISPLAYNAME), rootContainer);
VFSItemFilter typeFilter = null;
if (!allFileSuffixesAllowed && allowedFileSuffixes != null) {
typeFilter = new VFSItemFileTypeFilter(allowedFileSuffixes);
}
// Clanup old file chooser and open up new one
removeAsListenerAndDispose(fileChooserCtr);
fileChooserCtr = FileChooserUIFactory.createFileChooserController(ureq, getWindowControl(), vfsRoot, typeFilter, true);
listenTo(fileChooserCtr);