]> git.lyx.org Git - lyx.git/blobdiff - src/Counters.cpp
* Get rid of LFUN_TOC_INSERT: we use LFUN_INSET_INSERT "toc".
[lyx.git] / src / Counters.cpp
index 57439ecca351d19ac088b084530b9e533d66fa58..d6865d107d99dd6954b1e4a3d697c7449a2f8acd 100644 (file)
 #include <config.h>
 
 #include "Counters.h"
+#include "Layout.h"
 #include "Lexer.h"
 
 #include "support/convert.h"
 #include "support/debug.h"
+#include "support/gettext.h"
 #include "support/lassert.h"
 #include "support/lstrings.h"
 
@@ -36,8 +38,8 @@ Counter::Counter()
 }
 
 
-Counter::Counter(docstring const & mc, docstring const & ls, 
-                docstring const & lsa)
+Counter::Counter(docstring const & mc, docstring const & ls,  
+                docstring const & lsa)
        : master_(mc), labelstring_(ls), labelstringappendix_(lsa)
 {
        reset();
@@ -50,6 +52,7 @@ bool Counter::read(Lexer & lex)
                CT_WITHIN = 1,
                CT_LABELSTRING,
                CT_LABELSTRING_APPENDIX,
+               CT_PRETTYFORMAT,
                CT_END
        };
 
@@ -57,6 +60,7 @@ bool Counter::read(Lexer & lex)
                { "end", CT_END },
                { "labelstring", CT_LABELSTRING },
                { "labelstringappendix", CT_LABELSTRING_APPENDIX },
+               { "prettyformat", CT_PRETTYFORMAT },
                { "within", CT_WITHIN }
        };
 
@@ -79,6 +83,10 @@ bool Counter::read(Lexer & lex)
                                if (master_ == "none")
                                        master_.erase();
                                break;
+                       case CT_PRETTYFORMAT:
+                               lex.next();
+                               prettyformat_ = lex.getDocString();
+                               break;
                        case CT_LABELSTRING:
                                lex.next();
                                labelstring_ = lex.getDocString();
@@ -143,19 +151,12 @@ docstring const & Counter::labelString(bool in_appendix) const
 }
 
 
-docstring const & Counter::flatLabelString(bool in_appendix) const
+Counter::StringMap & Counter::flatLabelStrings(bool in_appendix) const
 {
        return in_appendix ? flatlabelstringappendix_ : flatlabelstring_;
 }
 
 
-void Counter::setFlatLabelStrings(docstring const & fls, docstring const & flsa)
-{
-       flatlabelstring_ = fls;
-       flatlabelstringappendix_ = flsa;
-}
-
-
 void Counters::newCounter(docstring const & newc,
                          docstring const & masterc, 
                          docstring const & ls,
@@ -177,18 +178,20 @@ bool Counters::hasCounter(docstring const & c) const
 }
 
 
-bool Counters::read(Lexer & lex, docstring const & name)
+bool Counters::read(Lexer & lex, docstring const & name, bool makenew)
 {
        if (hasCounter(name)) {
                LYXERR(Debug::TCLASS, "Reading existing counter " << to_utf8(name));
                return counterList_[name].read(lex);
        }
+
        LYXERR(Debug::TCLASS, "Reading new counter " << to_utf8(name));
        Counter cnt;
        bool success = cnt.read(lex);
-       if (success)
+       // if makenew is false, we will just discard what we read
+       if (success && makenew)
                counterList_[name] = cnt;
-       else
+       else if (!success)
                LYXERR0("Error reading counter `" << name << "'!");
        return success;
 }
@@ -230,7 +233,7 @@ int Counters::value(docstring const & ctr) const
 }
 
 
-void Counters::step(docstring const & ctr)
+void Counters::step(docstring const & ctr, UpdateType utype)
 {
        CounterList::iterator it = counterList_.find(ctr);
        if (it == counterList_.end()) {
@@ -240,6 +243,11 @@ void Counters::step(docstring const & ctr)
        }
 
        it->second.step();
+       if (utype == OutputUpdate) {
+               LASSERT(!counter_stack_.empty(), /* */);
+               counter_stack_.pop_back();
+               counter_stack_.push_back(ctr);
+       }
        it = counterList_.begin();
        CounterList::iterator const end = counterList_.end();
        for (; it != end; ++it) {
@@ -257,18 +265,11 @@ void Counters::reset()
        current_float_.erase();
        CounterList::iterator it = counterList_.begin();
        CounterList::iterator const end = counterList_.end();
-       std::vector<docstring> callers;
-       for (; it != end; ++it) {
+       for (; it != end; ++it)
                it->second.reset();
-               // Compute the explicit counter labels without any
-               // \thexxx strings, in order to avoid recursion.  
-               // It only needs to be done when the textclass is
-               // updated, but in practice the extra work is probably
-               // not noticeable (JMarc)
-               docstring const fls = flattenLabelString(it->first, false, callers);
-               docstring const flsa = flattenLabelString(it->first, true, callers);
-               it->second.setFlatLabelStrings(fls, flsa);
-       }
+       counter_stack_.clear();
+       counter_stack_.push_back(from_ascii(""));
+       layout_stack_.push_back(0);
 }
 
 
@@ -330,10 +331,10 @@ char hebrewCounter(int const n)
 
 
 
-//On the special cases, see http://mathworld.wolfram.com/RomanNumerals.html
-//and for a list of roman numerals up to and including 3999, see 
-//http://www.research.att.com/~njas/sequences/a006968.txt. (Thanks to Joost
-//for this info.)
+// On the special cases, see http://mathworld.wolfram.com/RomanNumerals.html
+// and for a list of roman numerals up to and including 3999, see 
+// http://www.research.att.com/~njas/sequences/a006968.txt. (Thanks to Joost
+// for this info.)
 docstring const romanCounter(int const n)
 {
        static char const * const ones[9] = {
@@ -430,16 +431,29 @@ docstring Counters::labelItem(docstring const & ctr,
 }
 
 
-docstring Counters::theCounter(docstring const & counter) const
+docstring Counters::theCounter(docstring const & counter,
+                              string const & lang) const
 {
        CounterList::const_iterator it = counterList_.find(counter); 
        if (it == counterList_.end())
                return from_ascii("??");
-       return counterLabel(it->second.flatLabelString(appendix()));
+       Counter const & ctr = it->second;
+       Counter::StringMap & sm = ctr.flatLabelStrings(appendix());
+       Counter::StringMap::iterator smit = sm.find(lang);
+       if (smit != sm.end())
+               return counterLabel(smit->second, lang);
+
+       vector<docstring> callers;
+       docstring const & fls = flattenLabelString(counter, appendix(),
+                                                  lang, callers);
+       sm[lang] = fls;
+       return counterLabel(fls, lang);
 }
 
 
-docstring const Counters::flattenLabelString(docstring const & counter, bool in_appendix, 
+docstring Counters::flattenLabelString(docstring const & counter, 
+                                      bool in_appendix,
+                                      string const & lang,
                                       vector<docstring> & callers) const
 {
        docstring label;
@@ -457,12 +471,12 @@ docstring const Counters::flattenLabelString(docstring const & counter, bool in_
                return from_ascii("??");
        Counter const & c = it->second;
 
-       docstring ls = c.labelString(in_appendix);
+       docstring ls = translateIfPossible(c.labelString(in_appendix), lang);
 
        callers.push_back(counter);
        if (ls.empty()) {
                if (!c.master().empty())
-                       ls = flattenLabelString(c.master(), in_appendix, callers) 
+                       ls = flattenLabelString(c.master(), in_appendix, lang, callers) 
                                + from_ascii(".");
                callers.pop_back();
                return ls + from_ascii("\\arabic{") + counter + "}";
@@ -479,7 +493,8 @@ docstring const Counters::flattenLabelString(docstring const & counter, bool in_
                       && lowercase(ls[k]) <= 'z')
                        ++k;
                docstring const newc = ls.substr(j, k - j);
-               docstring const repl = flattenLabelString(newc, in_appendix, callers);
+               docstring const repl = flattenLabelString(newc, in_appendix,
+                                                         lang, callers);
                ls.replace(i, k - j + 4, repl);
        }
        callers.pop_back();
@@ -488,15 +503,17 @@ docstring const Counters::flattenLabelString(docstring const & counter, bool in_
 }
 
 
-docstring Counters::counterLabel(docstring const & format) const
+docstring Counters::counterLabel(docstring const & format,
+                                string const & lang) const
 {
        docstring label = format;
 
        // FIXME: Using regexps would be better, but we compile boost without
        // wide regexps currently.
+       docstring const the = from_ascii("\\the");
        while (true) {
-               //lyxerr << "label=" << to_utf8(label) << endl;
-               size_t const i = label.find(from_ascii("\\the"), 0);
+               //lyxerr << "label=" << label << endl;
+               size_t const i = label.find(the, 0);
                if (i == docstring::npos)
                        break;
                size_t const j = i + 4;
@@ -504,12 +521,11 @@ docstring Counters::counterLabel(docstring const & format) const
                while (k < label.size() && lowercase(label[k]) >= 'a' 
                       && lowercase(label[k]) <= 'z')
                        ++k;
-               docstring const newc = label.substr(j, k - j);
-               docstring const repl = theCounter(newc);
-               label.replace(i, k - j + 4, repl);
+               docstring const newc(label, j, k - j);
+               label.replace(i, k - i, theCounter(newc, lang));
        }
        while (true) {
-               //lyxerr << "label=" << to_utf8(label) << endl;
+               //lyxerr << "label=" << label << endl;
 
                size_t const i = label.find('\\', 0);
                if (i == docstring::npos)
@@ -522,13 +538,88 @@ docstring Counters::counterLabel(docstring const & format) const
                        break;
                docstring const numbertype(label, i + 1, j - i - 1);
                docstring const counter(label, j + 1, k - j - 1);
-               docstring const rep = labelItem(counter, numbertype);
-               label = docstring(label, 0, i) + rep
-                       + docstring(label, k + 1, docstring::npos);
+               label.replace(i, k + 1 - i, labelItem(counter, numbertype));
        }
-       //lyxerr << "DONE! label=" << to_utf8(label) << endl;
+       //lyxerr << "DONE! label=" << label << endl;
        return label;
 }
 
 
+docstring Counters::prettyCounter(docstring const & name,
+                              string const & lang) const
+{
+       CounterList::const_iterator it = counterList_.find(name); 
+       if (it == counterList_.end())
+               return from_ascii("??");
+       Counter const & ctr = it->second;
+
+       docstring const value = theCounter(name, lang);
+       docstring const & format = ctr.prettyFormat();
+       if (format.empty())
+               return value;
+       return subst(format, from_ascii("##"), value);
+}
+
+
+docstring Counters::currentCounter() const
+{ 
+       LASSERT(!counter_stack_.empty(), /* */);
+       return counter_stack_.back(); 
+}
+
+
+void Counters::setActiveLayout(Layout const & lay)
+{
+       LASSERT(!layout_stack_.empty(), return);
+       Layout const * const lastlay = layout_stack_.back();
+       // we want to check whether the layout has changed and, if so,
+       // whether we are coming out of or going into an environment.
+       if (!lastlay) { 
+               layout_stack_.pop_back();
+               layout_stack_.push_back(&lay);
+               if (lay.isEnvironment())
+                       beginEnvironment();
+       } else if (lastlay->name() != lay.name()) {
+               layout_stack_.pop_back();
+               layout_stack_.push_back(&lay);
+               if (lastlay->isEnvironment()) {
+                       // we are coming out of an environment
+                       // LYXERR0("Out: " << lastlay->name());
+                       endEnvironment();
+               }
+               if (lay.isEnvironment()) {
+                       // we are going into a new environment
+                       // LYXERR0("In: " << lay.name());
+                       beginEnvironment();
+               }
+       } 
+}
+
+
+void Counters::beginEnvironment()
+{
+       docstring cnt = counter_stack_.back();
+       counter_stack_.push_back(cnt);
+       deque<docstring>::const_iterator it = counter_stack_.begin();
+       deque<docstring>::const_iterator en = counter_stack_.end();
+//     docstring d;
+//     for (; it != en; ++it)
+//             d += " --> " + *it;
+//     LYXERR0(counter_stack_.size() << ": " << d);
+}
+
+
+void Counters::endEnvironment()
+{
+       LASSERT(!counter_stack_.empty(), return);
+       counter_stack_.pop_back();
+       deque<docstring>::const_iterator it = counter_stack_.begin();
+       deque<docstring>::const_iterator en = counter_stack_.end();
+//     docstring d;
+//     for (; it != en; ++it)
+//             d += " --> " + *it;
+//     LYXERR0(counter_stack_.size() << ": " << d);
+}
+
+
 } // namespace lyx