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Choose a delimiter for lstinline (braces can not be used for some listings version)

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18513 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Bo Peng 2007-05-25 16:15:02 +00:00
parent 363e2e62f5
commit 093b9452a4
1 changed files with 42 additions and 25 deletions
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67
src/insets/InsetListings.cpp
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@ -28,6 +28,8 @@
namespace lyx {
using support::token;
using support::contains;
using support::subst;
using std::auto_ptr;
using std::istringstream;
@ -35,6 +37,7 @@ using std::ostream;
using std::ostringstream;
using std::string;
char const lstinline_delimiters[] = "!@#$^&*()-_=+|;:'\"~`,<.>/?QWERTYUIOPASDFGHJKLZXCVBNMqwertyuiopasdfghjklzxcvbnm";
void InsetListings::init()
{
@ -133,11 +136,46 @@ int InsetListings::latex(Buffer const & buf, odocstream & os,
// of the listings package (see page 25 of the manual)
int lines = 0;
bool lstinline = params().isInline();
// get the paragraphs. We can not output them directly to given odocstream
// because we can not yet determine the delimiter character of \lstinline
docstring code;
ParagraphList::const_iterator par = paragraphs().begin();
ParagraphList::const_iterator end = paragraphs().end();
while (par != end) {
pos_type siz = par->size();
bool captionline = false;
for (pos_type i = 0; i < siz; ++i) {
if (i == 0 && par->isInset(i) && i + 1 == siz)
captionline = true;
// ignore all struck out text and (caption) insets
if (par->isDeleted(i) || par->isInset(i))
continue;
code += par->getChar(i);
}
++par;
// for the inline case, if there are multiple paragraphs
// they are simply joined. Otherwise, expect latex errors.
if (par != end && !lstinline && !captionline) {
code += "\n";
++lines;
}
}
char const * delimiter;
if (lstinline) {
for (delimiter = lstinline_delimiters; delimiter != '\0'; ++delimiter)
if (!contains(code, *delimiter))
break;
// this code piece contains all possible special character? !!!
// Replace ! with a warning message and use ! as delimiter.
if (*delimiter == '\0') {
code = subst(code, from_ascii("!"), from_ascii(" WARNING: no lstline delimiter can be used "));
delimiter = lstinline_delimiters;
}
if (param_string.empty())
os << "\\lstinline{";
os << "\\lstinline" << *delimiter;
else
os << "\\lstinline[" << from_ascii(param_string) << "]{";
os << "\\lstinline[" << from_ascii(param_string) << "]" << *delimiter;
} else {
docstring const caption = getCaption(buf, runparams);
if (param_string.empty() && caption.empty())
@ -153,30 +191,9 @@ int InsetListings::latex(Buffer const & buf, odocstream & os,
}
lines += 4;
}
ParagraphList::const_iterator par = paragraphs().begin();
ParagraphList::const_iterator end = paragraphs().end();
while (par != end) {
pos_type siz = par->size();
bool captionline = false;
for (pos_type i = 0; i < siz; ++i) {
if (i == 0 && par->isInset(i) && i + 1 == siz)
captionline = true;
// ignore all struck out text and (caption) insets
if (par->isDeleted(i) || par->isInset(i))
continue;
os.put(par->getChar(i));
}
++par;
// for the inline case, if there are multiple paragraphs
// they are simply joined. Otherwise, expect latex errors.
if (par != end && !lstinline && !captionline) {
os << "\n";
++lines;
}
}
os << code;
if (lstinline)
os << "}";
os << *delimiter;
else {
os << "\n\\end{lstlisting}\n\\endgroup\n";
lines += 3;