%% 
%%  A DANTE-Edition example
%% 
%%  Example 30-02-13 on page 592.
%% 
%%  Copyright (C) 2011 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% 
%% ==== 
% Show page(s) 1
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{375.57637pt}
\setlength\parindent{0pt}

\usepackage{pstricks-add}

\begin{document}
\begin{pspicture}(0,0)(\linewidth,3.5)
 \psbrace[bracePos=0.8,braceWidth=5pt,braceWidthInner=17pt](0,0.5)(.8\linewidth,0.5){%
   \fbox{text}}
 \psbrace[bracePos=0.25,nodesepB=13pt,ref=C](0,2)(.8\linewidth,2){\fbox{text}}
 \psbrace[ref=lC,nodesepA=-3cm,nodesepB=-10pt,rot=-90](.8\linewidth,2.5)(0,2.5){%
   \fbox{some very, very long wonderful text}}
\end{pspicture}
\end{document}