tcolorbox (31oct14)

git-svn-id: svn://tug.org/texlive/trunk@35489 c570f23f-e606-0410-a88d-b1316a301751

13 files changed, 122 insertions, 36 deletions

diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbbreakable.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbbreakable.code.tex
index ac7e06059d9..a5d87614def 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbbreakable.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbbreakable.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcbbreakable.code.tex: Code for breakable colorboxes
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \let\tcb@parboxrestore@true=\tcb@parboxrestore
 \def\tcb@parboxrestore@false{\vskip-\parskip\linewidth\hsize\noindent}
@@ -80,7 +80,8 @@
   \c@mpfootnote\z@%
   \let\@footnotetext\@mpfootnotetext%
   \@setminipage\tcb@hyph@fix%
-  \let\tcb@drawcolorbox=\tcb@drawcolorbox@standalone%
+  \let\tcb@drawcolorbox\tcb@drawcolorbox@standalone%
+  \let\FN@pp@footnote\@empty% disable perpage mode of 'footmisc' package
   \ignorespaces%
 }
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbdocumentation.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbdocumentation.code.tex
index 23d432c99e3..7b9da97ff49 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbdocumentation.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbdocumentation.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcbdocumentation.code.tex: Code for LaTeX documentations
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \tcbuselibrary{listings,skins,xparse}
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbfitting.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbfitting.code.tex
index fb6b9f5215f..31cbfd9a835 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbfitting.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbfitting.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcbfitting.code.tex: Code for fit boxes
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \newdimen\tcbfitdim
 \newdimen\tcb@lowerfitdim
@@ -60,8 +60,11 @@
     \def\tcb@fit@warn@end{\hbadness=\tcb@cur@hbadness\relax\tcb@fit@@box}},
   fit algorithm/.is choice,
   fit algorithm/fontsize/.code={\let\tcbox@fitalgorithm=\tcbox@fitalgorithm@fontsize},
+  fit algorithm/fontsize*/.code={\let\tcbox@fitalgorithm=\tcbox@fitalgorithm@fontsize@star},
   fit algorithm/areasize/.code={\let\tcbox@fitalgorithm=\tcbox@fitalgorithm@areasize},
+  fit algorithm/areasize*/.code={\let\tcbox@fitalgorithm=\tcbox@fitalgorithm@areasize@star},
   fit algorithm/hybrid/.code={\let\tcbox@fitalgorithm=\tcbox@fitalgorithm@hybrid},
+  fit algorithm/hybrid*/.code={\let\tcbox@fitalgorithm=\tcbox@fitalgorithm@hybrid@star},
   fit algorithm/squeeze/.code={\let\tcbox@fitalgorithm=\tcbox@fitalgorithm@squeeze},
   spartan@fit/.style={fit algorithm=squeeze},
 }
@@ -142,7 +145,13 @@
   \fi%
 }
 
-\def\tcbox@fitalgorithm@areasize{%
+\def\tcbox@fitalgorithm@fontsize@star{%
+  \tcbox@fitalgorithm@fontsize%
+  \setbox\tcb@upperbox\hbox{\resizebox*{\tcb@w@upper}{\tcb@fit@@target}{\box\tcb@upperbox}}%
+  \tcbdimto\tcb@fit@@h{\ht\tcb@upperbox+\dp\tcb@upperbox}%
+}
+
+\def\tcbox@fitalgorithm@areasize@core{%
   \pgfmathdivide{\tcb@fit@@h}{\tcb@fit@@target}%
   \pgfmathsqrt{\pgfmathresult}%
   \let\tcb@temp=\pgfmathresult%
@@ -162,6 +171,10 @@
   \fi\fi%
   %
   \tcbdimto\tcb@fit@@h{\ht\tcb@upperbox+\dp\tcb@upperbox}%
+}
+
+\def\tcbox@fitalgorithm@areasize{%
+  \tcbox@fitalgorithm@areasize@core%
   \pgfmathdivide{\tcb@w@upper}{\tcb@w@upper@temp}%
   \tcbdimto\tcb@fit@@h{\pgfmathresult\dimexpr\tcb@fit@@h}%
   \ifdim\dimexpr\tcb@fit@@h>\tcb@fit@@target\relax%
@@ -172,12 +185,18 @@
   \tcbdimto\tcb@fit@@h{\ht\tcb@upperbox+\dp\tcb@upperbox}%
 }
 
+\def\tcbox@fitalgorithm@areasize@star{%
+  \tcbox@fitalgorithm@areasize@core%
+  \setbox\tcb@upperbox\hbox{\resizebox*{\tcb@w@upper}{\tcb@fit@@target}{\box\tcb@upperbox}}%
+  \tcbdimto\tcb@fit@@h{\ht\tcb@upperbox+\dp\tcb@upperbox}%
+}
+
 \def\tcbox@fitalgorithm@squeeze{%
   \setbox\tcb@upperbox\hbox{\resizebox*{\tcb@w@upper}{\tcb@fit@@target}{\box\tcb@upperbox}}%
   \tcbdimto\tcb@fit@@h{\ht\tcb@upperbox+\dp\tcb@upperbox}%
 }
 
-\def\tcbox@fitalgorithm@hybrid{%
+\def\tcbox@fitalgorithm@hybrid@core{%
   \pgfmathdivide{\tcb@fit@@target}{\tcb@fit@@h}%
   \pgfmathsqrt{\pgfmathresult}%
   \tcbfitdim=\pgfmathresult\tcbfitdim%
@@ -192,10 +211,18 @@
     \tcbfitdim=\pgfmathresult\tcbfitdim%
     \tcb@fit@@box%
   \fi\fi%
-  %
+}
+
+\def\tcbox@fitalgorithm@hybrid{%
+  \tcbox@fitalgorithm@hybrid@core%
   \tcbox@fitalgorithm@areasize%
 }
 
+\def\tcbox@fitalgorithm@hybrid@star{%
+  \tcbox@fitalgorithm@hybrid@core%
+  \tcbox@fitalgorithm@areasize@star%
+}
+
 \def\tcb@fit@@box{%
   \tcbdimto\tcb@fit@@line{\kvtcb@fit@skip\tcbfitdim}%
   \tcbdimto\tcb@w@upper{\tcb@width-\kvtcb@left@rule-\kvtcb@right@rule-\kvtcb@boxsep*2-\kvtcb@leftupper-\kvtcb@rightupper}%
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbhooks.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbhooks.code.tex
index 64b6db45cf5..98115a07e74 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbhooks.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbhooks.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcbhooks.code.tex: Code for adding hooks
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \tcbset{%
   before upper app/.code={\appto\kvtcb@before@upper{#1}},%
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcblistings.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcblistings.code.tex
index 9bd78cb3139..64695f2aede 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcblistings.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcblistings.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcblistings.code.tex: Code for colorboxes with listings
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \RequirePackage{listings}[2007/02/22]
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcblistingscore.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcblistingscore.code.tex
index 622e0eafad4..ba4ba48df05 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcblistingscore.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcblistingscore.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcblistingscode.code.tex: Auxiliary code for colorboxes with listings
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \def\tcbuselistingtext{\input{\kvtcb@listingfile}}%
 \def\tcbuselistingcomment{\kvtcb@listingcomment}%
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex
index b209c5a84f1..4c84604223b 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcblistingsutf8.code.tex: Code for colorboxes with listings in UTF-8
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \RequirePackage{listingsutf8}[2011/11/10]
 \tcbuselibrary{listings}
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbminted.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbminted.code.tex
index e6741554ece..f9c57560fc6 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbminted.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbminted.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcbminted.code.tex: Code for colorboxes with listings
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \RequirePackage{minted}[2011/09/17]
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbskins.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbskins.code.tex
index fff5f4ce095..4bf2713601f 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbskins.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbskins.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcbskins.code.tex: Code for colorboxes with different skins
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \RequirePackage{tikz}[2010/10/13]
 
@@ -1342,7 +1342,6 @@
   }%
 }
 
-
 \def\tcb@draw@border@unbroken{%
   \let\tcb@border=\tcb@border@unbroken%
   \kvtcb@borderline%
@@ -1363,10 +1362,46 @@
   \kvtcb@borderline%
 }
 
+\def\tcb@bordernorth@draw#1#2#3{%
+  \tcbdimto\tcb@border@ts{#2+(#1)/2}%
+  \draw[line width=#1,#3] ([yshift=-\tcb@border@ts]frame.north west) -- ([yshift=-\tcb@border@ts]frame.north east);%
+}
+
+\def\tcb@bordernorth{%
+  \ifdefstring{\tcb@split@state}{unbroken}{\tcb@bordernorth@draw}{%
+    \ifdefstring{\tcb@split@state}{first}{\tcb@bordernorth@draw}{}}%
+}
+
+\def\tcb@bordersouth@draw#1#2#3{%
+  \tcbdimto\tcb@border@ts{#2+(#1)/2}%
+  \draw[line width=#1,#3] ([yshift=\tcb@border@ts]frame.south west) -- ([yshift=\tcb@border@ts]frame.south east);%
+}
+
+\def\tcb@bordersouth{%
+  \ifdefstring{\tcb@split@state}{unbroken}{\tcb@bordersouth@draw}{%
+    \ifdefstring{\tcb@split@state}{last}{\tcb@bordersouth@draw}{}}%
+}
+
+\def\tcb@borderwest#1#2#3{%
+  \tcbdimto\tcb@border@ts{#2+(#1)/2}%
+  \draw[line width=#1,#3] ([xshift=\tcb@border@ts]frame.north west) -- ([xshift=\tcb@border@ts]frame.south west);%
+}
+
+\def\tcb@bordereast#1#2#3{%
+  \tcbdimto\tcb@border@ts{#2+(#1)/2}%
+  \draw[line width=#1,#3] ([xshift=-\tcb@border@ts]frame.north east) -- ([xshift=-\tcb@border@ts]frame.south east);%
+}
+
 \tcbset{%
   border@line app/.code={\appto\kvtcb@borderline{#1}},%
   borderline/.style args={#1#2#3}{border@line app={\tcb@border{#1}{#2}{#3}}},%
   no borderline/.code={\def\kvtcb@borderline{}},%
+  borderline north/.style args={#1#2#3}{border@line app={\tcb@bordernorth{#1}{#2}{#3}}},%
+  borderline south/.style args={#1#2#3}{border@line app={\tcb@bordersouth{#1}{#2}{#3}}},%
+  borderline west/.style args={#1#2#3}{border@line app={\tcb@borderwest{#1}{#2}{#3}}},%
+  borderline east/.style args={#1#2#3}{border@line app={\tcb@bordereast{#1}{#2}{#3}}},%
+  borderline horizontal/.style args={#1#2#3}{borderline north={#1}{#2}{#3},borderline south={#1}{#2}{#3}},%
+  borderline vertical/.style args={#1#2#3}{borderline west={#1}{#2}{#3},borderline east={#1}{#2}{#3}},%
 }
 
 \def\tcb@shadow@prepare#1#2{%
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbskinsjigsaw.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbskinsjigsaw.code.tex
index 5bd8f8178a6..72dbb7d3025 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbskinsjigsaw.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbskinsjigsaw.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcbskinsjigsaw.code.tex: Code for colorboxes with different skins
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \tcbuselibrary{skins}
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbtheorems.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbtheorems.code.tex
index 48809563ce0..67f702a00c6 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbtheorems.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbtheorems.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcbtheorems.code.tex: Code for theorems in colorboxes
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \RequirePackage{amsmath}
 
@@ -55,6 +55,22 @@
   \fi%
 }
 
+\if@fleqn%
+\tcbset{%
+  ams equation upper/.style={before upper=\tcb@hack@amsmath\equation,after upper=\endequation},%
+  ams equation lower/.style={before lower=\tcb@hack@amsmath\equation,after lower=\endequation},%
+  ams equation* upper/.style={before upper=\tcb@hack@amsmath\csname equation*\endcsname,after upper=\endequation},%
+  ams equation* lower/.style={before lower=\tcb@hack@amsmath\csname equation*\endcsname,after lower=\endequation}%
+}%
+\else%
+\tcbset{%
+  ams equation upper/.style={before upper=\tcb@hack@currenvir\equation,after upper=\endequation},%
+  ams equation lower/.style={before lower=\tcb@hack@currenvir\equation,after lower=\endequation},%
+  ams equation* upper/.style={before upper=\tcb@hack@currenvir\csname equation*\endcsname,after upper=\endequation},%
+  ams equation* lower/.style={before lower=\tcb@hack@currenvir\csname equation*\endcsname,after lower=\endequation},%
+}%
+\fi
+
 \tcbset{
   theorem/.style args={#1#2#3#4}{%
     step and label={#2}{#4},%
@@ -62,11 +78,7 @@
   math upper/.style={before upper=$\displaystyle,after upper=$},%
   math lower/.style={before lower=$\displaystyle,after lower=$},%
   math/.style={math upper,math lower},%
-  ams equation upper/.style={before upper=\tcb@hack@currenvir\equation,after upper=\endequation},%
-  ams equation lower/.style={before lower=\tcb@hack@currenvir\equation,after lower=\endequation},%
   ams equation/.style={ams equation upper,ams equation lower},%
-  ams equation* upper/.style={before upper=\tcb@hack@currenvir\csname equation*\endcsname,after upper=\endequation},%
-  ams equation* lower/.style={before lower=\tcb@hack@currenvir\csname equation*\endcsname,after lower=\endequation},%
   ams equation*/.style={ams equation* upper,ams equation* lower},%
   ams align upper/.style={before upper=\tcb@hack@amsmath\align,after upper=\endalign},%
   ams align lower/.style={before lower=\tcb@hack@amsmath\align,after lower=\endalign},%
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbxparse.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbxparse.code.tex
index 76b7acec17f..1b3a69f76a3 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbxparse.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbxparse.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcbhooks.code.tex: Code for adding hooks
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{3.21}
+\tcb@set@library@version{3.22}
 
 \RequirePackage{xparse}[2013/12/31]
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcolorbox.sty b/Master/texmf-dist/tex/latex/tcolorbox/tcolorbox.sty
index d3f9a404674..93dd89e095a 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcolorbox.sty
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcolorbox.sty
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 3.21 (2014/10/10)
+%% The LaTeX package tcolorbox - version 3.22 (2014/10/31)
 %% tcolorbox.sty: Text color boxes
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,8 +18,8 @@
 %% This work consists of all files listed in README
 %%
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{tcolorbox}[2014/10/10 version 3.21 text color boxes]
-\def\tcb@version{3.21}
+\ProvidesPackage{tcolorbox}[2014/10/31 version 3.22 text color boxes]
+\def\tcb@version{3.22}
 
 \RequirePackage{pgf}[2008/01/15]
 \RequirePackage{verbatim}[2003/08/22]
@@ -147,6 +147,7 @@
   attach title to upper/.default=,
   subtitle style/.store in=\kvtcb@subtitle@style,%
   width/.dimstore in=\kvtcb@width,
+  text width/.style={width={#1+\kvtcb@left@rule+\kvtcb@right@rule+\kvtcb@boxsep*2+\kvtcb@leftupper+\kvtcb@rightupper}},%
   boxsep/.store in=\kvtcb@boxsep,
   toprule/.code={%
     \def\kvtcb@top@rule@stand{#1}%
@@ -225,6 +226,7 @@
   lowerbox/ignored/.code={\tcb@lowerignoredtrue\tcb@lowervisiblefalse},
   natural height/.code={\let\tcb@ch=\tcb@ch@natural},
   height/.code={\tcb@dim@to\kvtcb@height@fixed{#1}\let\tcb@ch=\tcb@ch@fixed},
+  text height/.code={\tcb@dim@to\kvtcb@height@fixed{#1}\let\tcb@ch=\tcb@ch@innerfixed},
   height plus/.dimstore in=\kvtcb@height@fixed@plus,%
   height from/.style args={#1 to #2}{height={#1},height plus={#2-#1}},%
   height fill/.is choice,%
@@ -732,6 +734,11 @@
   \iftcb@lowerspace\tcb@ch@fixed@both\else\tcb@ch@fixed@upper\fi%
 }
 
+\def\tcb@ch@innerfixed{%
+  \tcbdimto\kvtcb@height@fixed{\kvtcb@height@fixed+\kvtcb@top@rule+\kvtcb@bottom@rule+\tcb@h@padtitle+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom}%
+  \tcb@ch@fixed%
+}
+
 \def\tcb@saveehg#1{%
   \immediate\write\@auxout{\string\gdef\string\tcb@ehg@#1@height{\csname tcb@ehg@#1@current\endcsname}}%
 }
@@ -1345,6 +1352,10 @@
   \let\tcb@process@newtcolorbox@continue\tcb@new@tcolorbox%
   \tcb@process@newenvironment}
 
+\newcommand{\tcolorboxenvironment}[2]{%
+  \BeforeBeginEnvironment{#1}{\begin{tcolorbox}[savedelimiter={#1},#2]}%
+  \AfterEndEnvironment{#1}{\end{tcolorbox}}%
+}
 
 % auxiliary code to remove a leading backspace
 \newcommand{\tcb@remove@bs}[1]{%