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Fix bug #7468 (at least for standard environments).

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List environments (as the one in the bug report) can't
be handled correctly in tex2lyx as long as LyX does not allow contents
after the environment start but before the first \item.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@39871 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Georg Baum 2011-10-16 19:57:10 +00:00
parent 27f3327fa1
commit d267511d42
1 changed files with 44 additions and 1 deletions
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45
src/tex2lyx/text.cpp
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@ -683,7 +683,7 @@ void parse_arguments(string const & command,
break;
case optional:
// true because we must not eat whitespace
// if an optional arg follows me must not strip the
// if an optional arg follows we must not strip the
// brackets from this one
if (i < no_arguments - 1 &&
template_arguments[i+1] == optional)
@ -1201,6 +1201,49 @@ void parse_environment(Parser & p, ostream & os, bool outer,
break;
}
context.check_deeper(os);
// handle known optional and required arguments
// layouts require all optional arguments before the required ones
// Unfortunately LyX can't handle arguments of list arguments (bug 7468):
// It is impossible to place anything after the environment name,
// but before the first \\item.
if (context.layout->latextype == LATEX_ENVIRONMENT) {
bool need_layout = true;
unsigned int optargs = 0;
while (optargs < context.layout->optargs) {
eat_whitespace(p, os, context, false);
if (p.next_token().cat() == catEscape ||
p.next_token().character() != '[')
break;
p.get_token(); // eat '['
if (need_layout) {
context.check_layout(os);
need_layout = false;
}
begin_inset(os, "OptArg\n");
os << "status collapsed\n\n";
parse_text_in_inset(p, os, FLAG_BRACK_LAST, outer, context);
end_inset(os);
eat_whitespace(p, os, context, false);
++optargs;
}
unsigned int reqargs = 0;
while (LYX_FORMAT >= 392 && reqargs < context.layout->reqargs) {
eat_whitespace(p, os, context, false);
if (p.next_token().cat() != catBegin)
break;
p.get_token(); // eat '{'
if (need_layout) {
context.check_layout(os);
need_layout = false;
}
begin_inset(os, "OptArg\n");
os << "status collapsed\n\n";
parse_text_in_inset(p, os, FLAG_BRACE_LAST, outer, context);
end_inset(os);
eat_whitespace(p, os, context, false);
++reqargs;
}
}
parse_text(p, os, FLAG_END, outer, context);
context.check_end_layout(os);
if (parent_context.deeper_paragraph) {