int InsetERT::plaintext(odocstringstream & os,
OutputParams const & rp, size_t max_length) const
{
if (!rp.inIndexEntry)
// do not output TeX code
return 0;
ParagraphList::const_iterator par = paragraphs().begin();
ParagraphList::const_iterator end = paragraphs().end();
while (par != end && os.str().size() <= max_length) {
pos_type siz = par->size();
for (pos_type i = 0; i < siz; ++i) {
char_type const c = par->getChar(i);
// output the active characters
switch (c) {
case '|':
case '!':
case '@':
os.put(c);
break;
default:
break;
}
}
++par;
}
return 0;
}
ParagraphList::const_iterator makeCommand(Buffer const & buf,
odocstream & os,
OutputParams const & runparams,
Text const & text,
ParagraphList::const_iterator const & pbegin,
ParagraphList::const_iterator const & pend)
{
ParagraphList const & paragraphs = text.paragraphs();
ParagraphList::const_iterator par = pbegin;
Layout const & bstyle = par->layout();
//Open outter tag
sgml::openTag(buf, os, runparams, *pbegin);
os << '\n';
// Label around sectioning number:
if (!bstyle.labeltag().empty()) {
sgml::openTag(os, bstyle.labeltag());
// We don't care about appendix in DOCBOOK.
os << par->expandDocBookLabel(bstyle, buf.params());
sgml::closeTag(os, bstyle.labeltag());
}
// Opend inner tag and close inner tags
sgml::openTag(os, bstyle.innertag());
par->simpleDocBookOnePar(buf, os, runparams,
text.outerFont(distance(paragraphs.begin(), par)));
sgml::closeTag(os, bstyle.innertag());
os << '\n';
++par;
while (par != pend) {
Layout const & style = par->layout();
ParagraphList::const_iterator send;
switch (style.latextype) {
case LATEX_COMMAND: {
send = searchCommand(par, pend);
par = makeCommand(buf, os, runparams, text, par,send);
break;
}
case LATEX_ENVIRONMENT:
case LATEX_ITEM_ENVIRONMENT: {
send = searchEnvironment(par, pend);
par = makeEnvironment(buf, os, runparams, text, par,send);
break;
}
case LATEX_PARAGRAPH:
send = searchParagraph(par, pend);
par = makeParagraph(buf, os, runparams, text, par,send);
break;
default:
break;
}
}
// Close outter tag
sgml::closeTag(os, *pbegin);
return pend;
}
int InsetText::docbook(odocstream & os, OutputParams const & runparams) const
{
ParagraphList::const_iterator const beg = paragraphs().begin();
if (!undefined())
sgml::openTag(os, getLayout().latexname(),
beg->getID(buffer(), runparams) + getLayout().latexparam());
docbookParagraphs(text_, buffer(), os, runparams);
if (!undefined())
sgml::closeTag(os, getLayout().latexname());
return 0;
}
InsetCaption const * InsetText::getCaptionInset() const
{
ParagraphList::const_iterator pit = paragraphs().begin();
for (; pit != paragraphs().end(); ++pit) {
InsetList::const_iterator it = pit->insetList().begin();
for (; it != pit->insetList().end(); ++it) {
Inset & inset = *it->inset;
if (inset.lyxCode() == CAPTION_CODE) {
InsetCaption const * ins =
static_cast<InsetCaption const *>(it->inset);
return ins;
}
}
}
return 0;
}
void InsetText::setMacrocontextPositionRecursive(DocIterator const & pos)
{
text_.setMacrocontextPosition(pos);
ParagraphList::const_iterator pit = paragraphs().begin();
ParagraphList::const_iterator pend = paragraphs().end();
for (; pit != pend; ++pit) {
InsetList::const_iterator iit = pit->insetList().begin();
InsetList::const_iterator end = pit->insetList().end();
for (; iit != end; ++iit) {
if (InsetText * txt = iit->inset->asInsetText()) {
DocIterator ppos(pos);
ppos.push_back(CursorSlice(*txt));
iit->inset->asInsetText()->setMacrocontextPositionRecursive(ppos);
}
}
}
}
int InsetERT::docbook(odocstream & os, OutputParams const &) const
{
// FIXME can we do the same thing here as for LaTeX?
ParagraphList::const_iterator par = paragraphs().begin();
ParagraphList::const_iterator end = paragraphs().end();
int lines = 0;
while (par != end) {
pos_type siz = par->size();
for (pos_type i = 0; i < siz; ++i)
os.put(par->getChar(i));
++par;
if (par != end) {
os << "\n";
++lines;
}
}
return lines;
}
void InsetText::addPreview(DocIterator const & text_inset_pos,
PreviewLoader & loader) const
{
ParagraphList::const_iterator pit = paragraphs().begin();
ParagraphList::const_iterator pend = paragraphs().end();
int pidx = 0;
DocIterator inset_pos = text_inset_pos;
inset_pos.push_back(CursorSlice(*const_cast<InsetText *>(this)));
for (; pit != pend; ++pit, ++pidx) {
InsetList::const_iterator it = pit->insetList().begin();
InsetList::const_iterator end = pit->insetList().end();
inset_pos.pit() = pidx;
for (; it != end; ++it) {
inset_pos.pos() = it->pos;
it->inset->addPreview(inset_pos, loader);
}
}
}
ParagraphList::const_iterator makeParagraph(
Buffer const & buf,
odocstream & os,
OutputParams const & runparams,
Text const & text,
ParagraphList::const_iterator const & pbegin,
ParagraphList::const_iterator const & pend)
{
ParagraphList const & paragraphs = text.paragraphs();
for (ParagraphList::const_iterator par = pbegin; par != pend; ++par) {
if (par != pbegin)
os << '\n';
bool const default_or_plain =
(buf.params().documentClass().isDefaultLayout(par->layout())
|| buf.params().documentClass().isPlainLayout(par->layout()));
if (default_or_plain && par->emptyTag()) {
par->simpleDocBookOnePar(buf, os, runparams,
text.outerFont(distance(paragraphs.begin(), par)));
} else {
sgml::openTag(buf, os, runparams, *par);
par->simpleDocBookOnePar(buf, os, runparams,
text.outerFont(distance(paragraphs.begin(), par)));
sgml::closeTag(os, *par);
}
}
return pend;
}
ParagraphList::const_iterator searchEnvironment(
ParagraphList::const_iterator p,
ParagraphList::const_iterator const & pend)
{
Layout const & bstyle = p->layout();
size_t const depth = p->params().depth();
for (++p; p != pend; ++p) {
Layout const & style = p->layout();
if (style.latextype == LATEX_COMMAND)
return p;
if (style.latextype == LATEX_PARAGRAPH) {
if (p->params().depth() > depth)
continue;
return p;
}
if (p->params().depth() < depth)
return p;
if (style.latexname() != bstyle.latexname()
&& p->params().depth() == depth)
return p;
}
return pend;
}
bool InsetText::getStatus(Cursor & cur, FuncRequest const & cmd,
FuncStatus & status) const
{
switch (cmd.action()) {
case LFUN_INSET_DISSOLVE: {
bool const main_inset = &buffer().inset() == this;
bool const target_inset = cmd.argument().empty()
|| cmd.getArg(0) == insetName(lyxCode());
bool const one_cell = nargs() == 1;
if (target_inset)
status.setEnabled(!main_inset && one_cell);
return target_inset;
}
case LFUN_ARGUMENT_INSERT: {
string const arg = cmd.getArg(0);
if (arg.empty()) {
status.setEnabled(false);
return true;
}
if (&buffer().inset() == this || !cur.paragraph().layout().args().empty())
return text_.getStatus(cur, cmd, status);
Layout::LaTeXArgMap args = getLayout().args();
Layout::LaTeXArgMap::const_iterator const lait = args.find(arg);
if (lait != args.end()) {
status.setEnabled(true);
ParagraphList::const_iterator pit = paragraphs().begin();
for (; pit != paragraphs().end(); ++pit) {
InsetList::const_iterator it = pit->insetList().begin();
InsetList::const_iterator end = pit->insetList().end();
for (; it != end; ++it) {
if (it->inset->lyxCode() == ARG_CODE) {
InsetArgument const * ins =
static_cast<InsetArgument const *>(it->inset);
if (ins->name() == arg) {
// we have this already
status.setEnabled(false);
return true;
}
}
}
}
} else
status.setEnabled(false);
return true;
}
default:
// Dispatch only to text_ if the cursor is inside
// the text_. It is not for context menus (bug 5797).
bool ret = false;
if (cur.text() == &text_)
ret = text_.getStatus(cur, cmd, status);
if (!ret)
ret = Inset::getStatus(cur, cmd, status);
return ret;
}
}
ParagraphList::const_iterator makeEnvironment(
Buffer const & buf,
odocstream & os,
OutputParams const & runparams,
Text const & text,
ParagraphList::const_iterator const & pbegin,
ParagraphList::const_iterator const & pend)
{
ParagraphList const & paragraphs = text.paragraphs();
ParagraphList::const_iterator par = pbegin;
Layout const & defaultstyle = buf.params().documentClass().defaultLayout();
Layout const & bstyle = par->layout();
string item_tag;
// Opening outter tag
sgml::openTag(buf, os, runparams, *pbegin);
os << '\n';
if (bstyle.latextype == LATEX_ENVIRONMENT && bstyle.pass_thru)
os << "<![CDATA[";
while (par != pend) {
Layout const & style = par->layout();
ParagraphList::const_iterator send;
string id = par->getID(buf, runparams);
string wrapper = "";
pos_type sep = 0;
// Opening inner tag
switch (bstyle.latextype) {
case LATEX_ENVIRONMENT:
if (!bstyle.innertag().empty()) {
sgml::openTag(os, bstyle.innertag(), id);
}
break;
case LATEX_ITEM_ENVIRONMENT:
if (!bstyle.labeltag().empty()) {
sgml::openTag(os, bstyle.innertag(), id);
sgml::openTag(os, bstyle.labeltag());
sep = par->firstWordDocBook(os, runparams) + 1;
sgml::closeTag(os, bstyle.labeltag());
}
wrapper = defaultstyle.latexname();
// If a sub list (embedded list) appears next with a
// different depth, then there is no need to open
// another tag at the current depth.
if(par->params().depth() == pbegin->params().depth()) {
sgml::openTag(os, bstyle.itemtag());
}
break;
default:
break;
}
switch (style.latextype) {
case LATEX_ENVIRONMENT:
case LATEX_ITEM_ENVIRONMENT: {
if (par->params().depth() == pbegin->params().depth()) {
sgml::openTag(os, wrapper);
par->simpleDocBookOnePar(buf, os, runparams,
text.outerFont(distance(paragraphs.begin(), par)), sep);
sgml::closeTag(os, wrapper);
++par;
}
else {
send = searchEnvironment(par, pend);
par = makeEnvironment(buf, os, runparams, text, par,send);
}
break;
}
case LATEX_PARAGRAPH:
send = searchParagraph(par, pend);
par = makeParagraph(buf, os, runparams, text, par,send);
break;
case LATEX_LIST_ENVIRONMENT:
case LATEX_BIB_ENVIRONMENT:
case LATEX_COMMAND:
// FIXME This means that we are just skipping any paragraph that
// isn't implemented above, and this includes lists.
++par;
break;
}
// Closing inner tag
switch (bstyle.latextype) {
case LATEX_ENVIRONMENT:
if (!bstyle.innertag().empty()) {
sgml::closeTag(os, bstyle.innertag());
os << '\n';
}
break;
case LATEX_ITEM_ENVIRONMENT:
// If a sub list (embedded list) appears next, then
// there is no need to close the current tag.
// par should have already been incremented to the next
// element. So we can compare the depth of the next
// element with pbegin.
// We need to be careful, that we don't dereference par
// when par == pend but at the same time that the
// current tag is closed.
if((par != pend && par->params().depth() == pbegin->params().depth()) || par == pend) {
sgml::closeTag(os, bstyle.itemtag());
}
if (!bstyle.labeltag().empty())
sgml::closeTag(os, bstyle.innertag());
break;
default:
break;
}
}
if (bstyle.latextype == LATEX_ENVIRONMENT && bstyle.pass_thru)
os << "]]>";
// Closing outter tag
sgml::closeTag(os, *pbegin);
return pend;
}
void InsetListings::latex(otexstream & os, OutputParams const & runparams) const
{
string param_string = params().params();
// NOTE: I use {} to quote text, which is an experimental feature
// of the listings package (see page 25 of the manual)
bool const isInline = 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;
docstring uncodable;
ParagraphList::const_iterator par = paragraphs().begin();
ParagraphList::const_iterator end = paragraphs().end();
bool encoding_switched = false;
Encoding const * const save_enc = runparams.encoding;
if (!runparams.isFullUnicode()
&& !runparams.encoding->hasFixedWidth()) {
// We need to switch to a singlebyte encoding, since the
// listings package cannot deal with multi-byte-encoded
// glyphs (not needed with full-unicode aware backends
// such as XeTeX).
Language const * const outer_language =
(runparams.local_font != 0) ?
runparams.local_font->language()
: buffer().params().language;
// We try if there's a singlebyte encoding for the current
// language; if not, fall back to latin1.
Encoding const * const lstenc =
(outer_language->encoding()->hasFixedWidth()) ?
outer_language->encoding()
: encodings.fromLyXName("iso8859-1");
switchEncoding(os.os(), buffer().params(), runparams, *lstenc, true);
runparams.encoding = lstenc;
encoding_switched = true;
}
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;
char_type c = par->getChar(i);
// we can only output characters covered by the current
// encoding!
try {
if (runparams.encoding->encodable(c))
code += c;
else if (runparams.dryrun) {
code += "<" + _("LyX Warning: ")
+ _("uncodable character") + " '";
code += docstring(1, c);
code += "'>";
} else
uncodable += c;
} catch (EncodingException & /* e */) {
if (runparams.dryrun) {
code += "<" + _("LyX Warning: ")
+ _("uncodable character") + " '";
code += docstring(1, c);
code += "'>";
} else
uncodable += c;
}
}
++par;
// for the inline case, if there are multiple paragraphs
// they are simply joined. Otherwise, expect latex errors.
if (par != end && !isInline && !captionline)
code += "\n";
}
if (isInline) {
char const * delimiter = lstinline_delimiters;
for (; 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') {
docstring delim_error = "<" + _("LyX Warning: ")
+ _("no more lstline delimiters available") + ">";
code = subst(code, from_ascii("!"), delim_error);
delimiter = lstinline_delimiters;
if (!runparams.dryrun) {
// FIXME: warning should be passed to the error dialog
frontend::Alert::warning(_("Running out of delimiters"),
_("For inline program listings, one character must be reserved\n"
"as a delimiter. One of the listings, however, uses all available\n"
"characters, so none is left for delimiting purposes.\n"
"For the time being, I have replaced '!' by a warning, but you\n"
"must investigate!"));
}
}
if (param_string.empty())
os << "\\lstinline" << *delimiter;
else
os << "\\lstinline[" << from_utf8(param_string) << "]" << *delimiter;
os << code
<< *delimiter;
} else {
OutputParams rp = runparams;
rp.moving_arg = true;
docstring const caption = getCaption(rp);
if (param_string.empty() && caption.empty())
os << breakln << "\\begin{lstlisting}\n";
else {
os << breakln << "\\begin{lstlisting}[";
if (!caption.empty()) {
os << "caption={" << caption << '}';
if (!param_string.empty())
os << ',';
}
os << from_utf8(param_string) << "]\n";
}
os << code << breakln << "\\end{lstlisting}\n";
}
if (encoding_switched){
// Switch back
switchEncoding(os.os(), buffer().params(), runparams, *save_enc, true);
runparams.encoding = save_enc;
}
if (!uncodable.empty()) {
// issue a warning about omitted characters
// FIXME: should be passed to the error dialog
frontend::Alert::warning(_("Uncodable characters in listings inset"),
bformat(_("The following characters in one of the program listings are\n"
"not representable in the current encoding and have been omitted:\n%1$s."),
uncodable));
}
}
void TeXEnvironment(Buffer const & buf, Text const & text,
OutputParams const & runparams,
pit_type & pit, otexstream & os)
{
ParagraphList const & paragraphs = text.paragraphs();
ParagraphList::const_iterator par = paragraphs.constIterator(pit);
LYXERR(Debug::LATEX, "TeXEnvironment for paragraph " << pit);
Layout const & current_layout = par->layout();
depth_type const current_depth = par->params().depth();
Length const & current_left_indent = par->params().leftIndent();
// This is for debugging purpose at the end.
pit_type const par_begin = pit;
for (; pit < runparams.par_end; ++pit) {
ParagraphList::const_iterator par = paragraphs.constIterator(pit);
// check first if this is an higher depth paragraph.
bool go_out = (par->params().depth() < current_depth);
if (par->params().depth() == current_depth) {
// This environment is finished.
go_out |= (par->layout() != current_layout);
go_out |= (par->params().leftIndent() != current_left_indent);
}
if (go_out) {
// nothing to do here, restore pit and go out.
pit--;
break;
}
if (par->layout() == current_layout
&& par->params().depth() == current_depth
&& par->params().leftIndent() == current_left_indent) {
// We are still in the same environment so TeXOnePar and continue;
TeXOnePar(buf, text, pit, os, runparams);
continue;
}
// We are now in a deeper environment.
// Either par->layout() != current_layout
// Or par->params().depth() > current_depth
// Or par->params().leftIndent() != current_left_indent)
if (par->layout().isParagraph()) {
// FIXME (Lgb): How to handle this?
//&& !suffixIs(os, "\n\n")
// (ARRae) There should be at least one '\n' already but we need there to
// be two for Standard paragraphs that are depth-increment'ed to be
// output correctly. However, tables can also be paragraphs so
// don't adjust them.
// FIXME (Lgb): Will it ever harm to have one '\n' too
// many? i.e. that we sometimes will have
// three in a row.
os << '\n';
}
// FIXME This test should not be necessary.
// We should perhaps issue an error if it is.
bool const force_plain_layout = text.inset().forcePlainLayout();
Layout const & style = force_plain_layout
? buf.params().documentClass().plainLayout()
: par->layout();
if (!style.isEnvironment()) {
// This is a standard paragraph, no need to call TeXEnvironment.
TeXOnePar(buf, text, pit, os, runparams);
continue;
}
// This is a new environment.
TeXEnvironmentData const data =
prepareEnvironment(buf, text, par, os, runparams);
// Recursive call to TeXEnvironment!
TeXEnvironment(buf, text, runparams, pit, os);
finishEnvironment(os, runparams, data);
}
if (pit != runparams.par_end)
LYXERR(Debug::LATEX, "TeXEnvironment for paragraph " << par_begin << " done.");
}