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Leaner solution for the babel prettyref woes

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Juergen Spitzmueller 2023-08-15 17:05:58 +02:00
parent 5936076181
commit 5ebf9e3ac6
1 changed files with 26 additions and 20 deletions
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46
src/LaTeXFeatures.cpp
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@ -1274,35 +1274,41 @@ string const LaTeXFeatures::getPackages() const
// also unknown packages can be requested. They are silently
// swallowed now. We should change this eventually.
// Simple hooks to add things before or after a given "simple"
// feature. Useful if loading order matters.
map<string, string> before_simplefeature_;
map<string, string> after_simplefeature_;
// Babel languages with activated colon (such as French) break
// with prettyref. Work around that.
if (mustProvide("prettyref") && !runparams_.isFullUnicode()
&& useBabel() && contains(getActiveChars(), ':')) {
before_simplefeature_["prettyref"] =
"% Make prettyref compatible with babel active colon\n"
"% (make ':' active in prettyref definitions)\n"
"\\edef\\lyxsavedcolcatcode{\\the\\catcode`\\:}\n"
"\\catcode`:=13\n";
after_simplefeature_["prettyref"] =
"% restore original catcode for :\n"
"\\catcode`\\:=\\lyxsavedcolcatcode\\relax\n";
}
// These are all the 'simple' includes. i.e
// packages which we just \usepackage{package}
// potentially preceded and followed by the hook code
for (char const * feature : simplefeatures) {
if (mustProvide(feature))
if (mustProvide(feature)) {
if (before_simplefeature_.find(feature) != before_simplefeature_.end())
packages << before_simplefeature_[feature];
packages << "\\usepackage{" << feature << "}\n";
if (after_simplefeature_.find(feature) != after_simplefeature_.end())
packages << after_simplefeature_[feature];
}
}
// The rest of these packages are somewhat more complicated
// than those above.
// Babel languages with activated colon (such as French) break
// with prettyref. Work around that.
if (!runparams_.isFullUnicode() && useBabel()
&& mustProvide("prettyref") && contains(getActiveChars(), ':')) {
packages << "% Make prettyref compatible with babel active colon\n"
"\\bgroup\n"
"\\makeatletter\n"
"\\catcode`:=13\n"
"\\gdef\\prettyref#1{\\@prettyref#1:}\n"
"\\gdef\\@prettyref#1:#2:{%\n"
" \\expandafter\\ifx\\csname pr@#1\\endcsname\\relax\n"
" \\PackageWarning{prettyref}{Reference format #1\\space undefined}%\n"
" \\ref{#1:#2}%\n"
" \\else\n"
" \\csname pr@#1\\endcsname{#1:#2}%\n"
" \\fi}\n"
"\\egroup\n";
}
if (mustProvide("changebar")) {
packages << "\\usepackage";
if (runparams_.flavor == Flavor::LaTeX