--- /dev/null
+/************************************************************************
+ ************************************************************************
+ FAUST compiler
+ Copyright (C) 2003-2004 GRAME, Centre National de Creation Musicale
+ ---------------------------------------------------------------------
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ ************************************************************************
+ ************************************************************************/
+
+
+
+#ifndef _UITREE_
+#define _UITREE_
+
+#include "tlib.hh"
+
+Tree uiFolder(Tree label, Tree elements=nil);
+Tree uiWidget(Tree label, Tree varname, Tree sig);
+
+bool isUiFolder(Tree t);
+bool isUiFolder(Tree t, Tree& label, Tree& elements);
+
+bool isUiWidget(Tree t, Tree& label, Tree& varname, Tree& sig);
+
+
+inline Tree uiLabel (Tree t) { return t->branch(0); }
+
+
+//Tree putFolder(Tree folder, Tree item);
+//Tree getFolder (Tree folder, Tree ilabel);
+
+//Tree makeSubFolderChain(Tree path, Tree elem);
+
+
+Tree putSubFolder(Tree folder, Tree path, Tree item);
+
+
+#endif
+