如何重新定义表格规则的颜色而不干扰其单元格的内容？

Question

我尝试将表格的规则颜色改为红色。不幸的是，表格单元格中的内容也受到了干扰，如下图所示。边距框架规则也变成了红色，这不是它应该的样子。

我不知道应该重新定义哪些参数来改变表规则的颜色。

---

\documentclass[dvips,dvipsnames,rgb]{book}

\usepackage[a4paper,hmargin=10mm,vmargin=40mm,showframe]{geometry}
\usepackage{longtable}
\usepackage{array}
\usepackage{calc}
\usepackage{lscape}
\setlength{\tabcolsep}{2mm}
\setlength{\arrayrulewidth}{2mm}
\newcounter{No}
\renewcommand{\theNo}{\arabic{No}}
\newenvironment{MyTable}[4]%
{%
    \newcolumntype{O}[1]%
    {%
        >{%
            \begin{minipage}%
            {%
                    ##1\linewidth-2\tabcolsep-1.5\arrayrulewidth%
            }%
            \vspace{\tabcolsep}%
         }%
        c%
        <{%
                \vspace{\tabcolsep}%
                \end{minipage}%
         }%
    }%
    \newcolumntype{I}[1]%
    {%
        >{%
            \begin{minipage}%
            {%
                    ##1\linewidth-2\tabcolsep-\arrayrulewidth%
            }%
            \vspace{\tabcolsep}%
         }%
        c%
        <{%
                \vspace{\tabcolsep}%
                \end{minipage}%
         }%
    }%
    \setcounter{No}{0}%comment out this if you want to continuous numbering for all tables.
    \begin{longtable}%
    {%
            |>{\stepcounter{No}\centering\scriptsize\theNo}O{#1}<{}%
            |>{\centering}I{#2}<{\input{\jobname.tmp}}%
            |>{\centering\lstinputlisting{\jobname.tmp}}I{#3}<{}%
            |>{\scriptsize}O{#4}<{}%
            |%
    }%
    \hline\ignorespaces%
}%
{%
    \end{longtable}%
}

\newcommand{\Comment}[1]{&&&#1\tabularnewline\hline}


\usepackage{listings}
\lstset{%
language={PSTricks},
breaklines=true,
basicstyle=\ttfamily\scriptsize,%
keywordstyle=\color{blue},
backgroundcolor=\color{yellow!30}%
}
\usepackage{fancyvrb}


\def\MyRow{%        
        \VerbatimEnvironment%
        \begin{VerbatimOut}{\jobname.tmp}%
}

\def\endMyRow{%
        \end{VerbatimOut}%      
}



\usepackage{pstricks,pst-node}
\newpsstyle{gridstyle}{%
gridwidth=0.4pt,%default: 0.8pt
gridcolor=Red!20,%default: black
griddots=0,%default: 0 
%
gridlabels=3pt,%default: 10pt
gridlabelcolor=Blue,%default: black
%
subgriddiv=5,%default: 5
subgridwidth=0.2pt,%default: 0.4pt
subgridcolor=Green!20,%default: gray
subgriddots=0%default: 0
}

\usepackage{lipsum}

\begin{document}
{\color{Red}%
%\clearpage
%\pagestyle{empty}
%Landscape starts here.
%\begin{landscape}
\begin{MyTable}{0.05}{0.3}{0.3}{0.35}%
%=============
\begin{MyRow}
\pspicture*[showgrid](3,3)
\pnode(1,1){A}
\pnode(3,3){B}
\ncline{A}{B}
\endpspicture
\end{MyRow}
\Comment{\lipsum[1]}
%=============
\begin{MyRow}
\begin{pspicture}[showgrid](3,3)
\psframe*[linecolor=red!30](3,2)
\end{pspicture}
\end{MyRow}
\Comment{\lipsum[2]}
%=============
\begin{MyRow}
\pspicture[showgrid](3,3)
\psframe*[linecolor=green!30](3,2)
\endpspicture
\end{MyRow}
\Comment{\lipsum[3]}
%=============
\begin{MyRow}
\pspicture[showgrid](3,3)
\psframe*[linecolor=yellow!30](3,2)
\endpspicture
\end{MyRow}
\Comment{\lipsum[4]}
%=============
\begin{MyRow}
\pspicture[showgrid](3,3)
\psframe*[linecolor=Maroon!30](3,2)
\endpspicture
\end{MyRow}
\Comment{\lipsum[5]}
%=============
\end{MyTable}
%\end{landscape}
%Landscape stops here.
%\pagestyle{plain}
}%
\end{document}

---

编辑1：

单元格 (1,2) 和单元格 (1,3) 共享的垂直规则行为异常。它不应该是黑色的。:-)

Answer 1

\documentclass{article}
\usepackage[table]{xcolor}

\begin{document}

\bgroup
\arrayrulecolor{blue!70}
\begin{tabular}{|*6{c|}}\hline
 a & b & c & d & e & f\\\hline
 a & b & c & d & e & f\\\hline
\end{tabular}
\egroup

\end{document}