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% \begin{macrocode}
\RequirePackage{expl3}
\ProvidesExplPackage
{minibox}
{2013/06/21}
{0.2a}
{Another type of box.}
% \end{macrocode}
%
% \begin{macrocode}
\bool_new:N \l_minibox_frame_bool
\keys_define:nn {minibox}
{
frame .choice: ,
frame / true .code:n = { \bool_set_true:N \l_minibox_frame_bool } ,
frame / false .code:n = { \bool_set_false:N \l_minibox_frame_bool } ,
frame .default:n = { true } ,
l .code:n = { \tl_set:Nn \l_minibox_tabular_preamble_tl {l} } ,
c .code:n = { \tl_set:Nn \l_minibox_tabular_preamble_tl {c} } ,
r .code:n = { \tl_set:Nn \l_minibox_tabular_preamble_tl {r} } ,
t .code:n = { \tl_set:Nn \l_minibox_tabular_valign_tl {t} } ,
m .code:n = { \tl_set:Nn \l_minibox_tabular_valign_tl {c} } ,
b .code:n = { \tl_set:Nn \l_minibox_tabular_valign_tl {b} } ,
rule .dim_set:N = \l_minibox_rule_dim ,
pad .dim_set:N = \l_minibox_pad_dim ,
}
% \end{macrocode}
%
% \begin{macrocode}
\cs_new:Npn \miniboxsetup #1 { \keys_set:nn {minibox} {#1} }
\miniboxsetup {l,m,rule=\fboxrule,pad=\fboxsep}
% \end{macrocode}
%
% \begin{macrocode}
\newcommand\minibox[2][]
{
\group_begin:
\keys_set:nn {minibox} {#1}
\bool_if:NTF \l_minibox_frame_bool
{
\setlength\fboxrule{\l_minibox_rule_dim}
\setlength\fboxsep{\l_minibox_pad_dim}
\fbox
}
{ \use:n }
{
\use:x
{
\exp_not:N \begin{tabular}
[\l_minibox_tabular_valign_tl]
{ @{} \l_minibox_tabular_preamble_tl @{} }
\exp_not:n {#2}
\exp_not:N \end{tabular}
}
}
\group_end:
}
% \end{macrocode}
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