gpml language definition LaTeX listings package

gpml

% Language Definition for GPML
\usepackage{color}
\definecolor{gray}{rgb}{0.4,0.4,0.4}
\definecolor{darkblue}{rgb}{0.0,0.0,0.6}
\definecolor{cyan}{rgb}{0.0,0.6,0.6}

\lstset{
  basicstyle=\ttfamily,
  columns=fullflexible,
  showstringspaces=false,
  commentstyle=\color{gray}\upshape
}

\lstdefinelanguage{GPML}
{
  morestring=[b][\color{red}]",
  morestring=[s]{>}{<},
  morecomment=[s]{<?}{?>},
  % morecomment=[n][\color{red}]{"}{"}},
  stringstyle=\color{black},
  identifierstyle=\color{darkblue},
  keywordstyle=\color{cyan},
  morekeywords={xmlns,version,type,TextLabel,GraphId,Type,Interaction, Point, X, Y, RelX, RelY, ArrowHead,
        Xref, Database, Width, Height, ZOrder, GraphRef, LineThickness,
        CenterX, CenterY, FontSize, Valign}% list your attributes here
}