Updated and heavily cleaned the index

Signed-off-by: the-limerent <florian.sihler@uni-ulm.de>

Author: EagleoutIce

configs/index.ist

@@ -1,39 +1,43 @@
 % comment - in case of need :D
-heading_prefix "\n\\providecommand{\\idxfsize}{\\normalsize}\n\\noindent\\ {\\centering\\begin{tcolorbox}[pnpsw@tocstyle,halign=center,valign=center,width=6.25cm]\\textbf{"
-heading_suffix "}\\end{tcolorbox}}\\par\\nopagebreak\n"
-headings_flag 1
-preamble "\\protect\\thispagestyle{empty}%
-\\begin{theindex}\\protect\\thispagestyle{empty}%
-  \\providecommand*\\indexgroup[1]{\\indexspace
-    \\item \\textbf{#1}\\nopagebreak}%
+
+preamble "\\def\\idxsfnt{\\footnotesize\\rmfamily}%
+\\def\\idxnmbr#1{\\rmfamily\\textcolor{cprimary}{\\itshape#1}}%
+\\providecommand{\\idxfsize}{\\normalsize}%
+\\begin{theindex}%
   \\label{sec:index}\\addcontentsline{toc}{section}{Schlagworte}"
-postamble "\n\n\\end{theindex}\n"
-group_skip "  %\n  \\indexspace\n  %\n"numhead_positive "Numbers"
-numhead_negative "Numbers"
+
+postamble "\n\n\\end{theindex}"
+group_skip "\n\\indexspace\n"
+
+heading_prefix "\n\n\\noindent{\\centering\\begin{tcolorbox}[pnpsw@tocstyle,halign=center,valign=center,width=6.25cm]%
+    \\normalsize\\textbf{"
+heading_suffix "}%\n\\end{tcolorbox}}\\par\\nopagebreak\n"
+headings_flag 1
+
+numhead_positive "Nummern"
+numhead_negative "Nummern"
 symhead_positive "\\small Symbole"
 symhead_negative "\\small Symbole"
-delim_0 "\\pgfsetfillopacity{1.0}\\dotfill\\setLinkColor{cprimary}\\iftrue\\rmfamily "
-delim_1 "\\pgfsetfillopacity{1.0}\\setLinkColor{cprimary}\\iftrue\\rmfamily:~"
-delim_2 "\\pgfsetfillopacity{0.0}\\setLinkColor{white}\\iffalse"
+delim_0 "\\,\\dotfill\\,\\iftrue\\idxnmbr{\\hyperpage{"
+delim_1 ":\\quad\\iftrue\\idxnmbr{\\hyperpage{"
+delim_2 "\\iffalse"
 
-
-item_0 "\n  \\item\\idxfsize{}"
-item_1 "\n     \\subitem\\idxfsize{}"
-item_2 "\n        \\subsubitem\\idxfsize{}"
-item_12 "\\pgfsetfillopacity{1.0}\%\n\\subsubitem\\footnotesize\\mbox{\\footnotesize\\pgfsetfillopacity{1.0}\\rmfamily}\\footnotesize "
-item_2  "\\footnotesize\\mbox{\\pgfsetfillopacity{1.0}\%\n\\footnotesize\\pgfsetfillopacity{1.0}\\rmfamily,} "
+item_0 "\n  \\item\\idxfsize "
+item_01 "\n    \\subitem\\idxfsize "
+item_1 "\n    \\subitem\\idxfsize "
+item_2 "\n      \\subsubitem\\idxfsize "
+item_12 "\n      \\subsubitem\\idxsfnt "
+item_2  ", "
 
 encap_prefix "\\"
 encap_infix "{"
 encap_suffix "}"
 
+quote "~"
+actual "`"
 
-quote '~'
-actual '`'
-
-delim_t "\\fi\\pgfsetfillopacity{1.0}\\rmfamily\\idxfsize{}"
-% delim_n "}, \\hyperpage{"
-% \\hyperpage{"
+delim_t "}}\\fi"
+delim_n "}}, \\idxnmbr\\hyperpage{"
 
-indent_space '\t'
+indent_space "\t"
 indent_length 4