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Exclude more conditional commands from preamble parsing:

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LyX would output the parsed stuff unconditionally, so we must not translate
it in LyX document settings.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@37191 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Georg Baum 2011-01-12 22:03:15 +00:00
parent ee351906e0
commit 7c83f74f26
2 changed files with 45 additions and 10 deletions
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7
src/tex2lyx/TODO.txt
View File

@ -22,11 +22,8 @@ Format LaTeX feature LyX feature
231 sidewaysfigure/sidewaystable InsetFloat
232 bibtopic InsetBibTeX
246 framed.sty InsetBox
247 lmodern.sty, charter.sty, utopia.sty font settings (header)
ccfonts.sty, chancery.sty,
beraserif.sty, berasans.sty,
courier.sty, luximono.sty,
beramono.sty, mathptmx.sty
247 utopia.sty, ccfonts.sty, font settings (header)
chancery.sty, beraserif.sty
248 booktabs.sty InsetTabular
254 esint.sty \use_esint
266 armenian \language, \lang

48
src/tex2lyx/preamble.cpp
View File

@ -149,6 +149,15 @@ const char * const known_coded_paper_margins[] = { "leftmargin", "topmargin",
"rightmargin", "bottommargin", "headheight", "headsep", "footskip",
"columnsep", 0};
/// commands that can start an \if...\else...\endif sequence
const char * const known_if_commands[] = {"if", "ifarydshln", "ifbraket",
"ifcancel", "ifcolortbl", "ifeurosym", "ifmarginnote", "ifmmode", "ifpdf",
"ifsidecap", "ifupgreek", 0};
/// conditional commands with three arguments like \@ifundefined{}{}{}
const char * const known_if_3arg_commands[] = {"@ifundefined", "IfFileExists",
0};
// default settings
ostringstream h_preamble;
string h_textclass = "article";
@ -604,6 +613,22 @@ void handle_package(Parser &p, string const & name, string const & opts,
}
void handle_if(Parser & p, bool in_lyx_preamble)
{
while (p.good()) {
Token t = p.get_token();
if (t.cat() == catEscape &&
is_known(t.cs(), known_if_commands))
handle_if(p, in_lyx_preamble);
else {
if (!in_lyx_preamble)
h_preamble << t.asInput();
if (t.cat() == catEscape && t.cs() == "fi")
return;
}
}
}
void end_preamble(ostream & os, TextClass const & /*textclass*/)
{
@ -1068,14 +1093,27 @@ void parse_preamble(Parser & p, ostream & os,
}
}
else if (t.cs() == "@ifundefined") {
else if (is_known(t.cs(), known_if_3arg_commands)) {
// prevent misparsing of \usepackage if it is used
// as an argument (see e.g. our own output of
// \@ifundefined above)
h_preamble << t.asInput();
h_preamble << '{' << p.verbatim_item() << '}';
h_preamble << '{' << p.verbatim_item() << '}';
h_preamble << '{' << p.verbatim_item() << '}';
string const arg1 = p.verbatim_item();
string const arg2 = p.verbatim_item();
string const arg3 = p.verbatim_item();
if (!in_lyx_preamble) {
h_preamble << t.asInput()
<< '{' << arg1 << '}'
<< '{' << arg2 << '}'
<< '{' << arg3 << '}';
}
}
else if (is_known(t.cs(), known_if_commands)) {
// must not parse anything in conditional code, since
// LyX would output the parsed contents unconditionally
if (!in_lyx_preamble)
h_preamble << t.asInput();
handle_if(p, in_lyx_preamble);
}
else if (!t.cs().empty() && !in_lyx_preamble)