]> git.lyx.org Git - lyx.git/blobdiff - src/mathed/InsetMathNest.cpp
Revert "XHTML: remove DOCTYPE, as the document is then understood as HTML4/XHTML1...
[lyx.git] / src / mathed / InsetMathNest.cpp
index ec464134be53cb9728c184a8ee743d6407be3a72..be6fecc52654cf7a62c17f76bcc479dcada16a50 100644 (file)
@@ -118,11 +118,8 @@ InsetMathNest & InsetMathNest::operator=(InsetMathNest const & inset)
 void InsetMathNest::setBuffer(Buffer & buffer)
 {
        InsetMath::setBuffer(buffer);
-       for (idx_type i = 0, n = nargs(); i != n; ++i) {
-               MathData & data = cell(i);
-               for (size_t j = 0; j != data.size(); ++j)
-                       data[j].nucleus()->setBuffer(buffer);
-       }
+       for (MathData & data : cells_)
+               data.setBuffer(buffer);
 }
 
 
@@ -188,10 +185,10 @@ void InsetMathNest::cellsMetrics(MetricsInfo const & mi) const
 }
 
 
-void InsetMathNest::updateBuffer(ParIterator const & it, UpdateType utype)
+void InsetMathNest::updateBuffer(ParIterator const & it, UpdateType utype, bool const deleted)
 {
        for (idx_type i = 0, n = nargs(); i != n; ++i)
-               cell(i).updateBuffer(it, utype);
+               cell(i).updateBuffer(it, utype, deleted);
 }
 
 
@@ -219,7 +216,7 @@ bool InsetMathNest::idxPrev(Cursor & cur) const
        if (cur.idx() == 0)
                return false;
        --cur.idx();
-       cur.pos() = cur.lastpos();
+       cur.pos() = lyxrc.mac_like_cursor_movement ? cur.lastpos() : 0;
        return true;
 }
 
@@ -333,6 +330,7 @@ void InsetMathNest::write(WriteStream & os) const
        ModeSpecifier specifier(os, currentMode(), lockedMode());
        docstring const latex_name = name();
        os << '\\' << latex_name;
+       os.inMathClass(asClassInset());
        for (size_t i = 0; i < nargs(); ++i) {
                Changer dummy = os.changeRowEntry(TexRow::mathEntry(id(),i));
                os << '{' << cell(i) << '}';
@@ -343,6 +341,7 @@ void InsetMathNest::write(WriteStream & os) const
                os << "\\lyxlock";
                os.pendingSpace(true);
        }
+       os.inMathClass(false);
 }
 
 
@@ -360,10 +359,7 @@ void InsetMathNest::latex(otexstream & os, OutputParams const & runparams) const
        WriteStream wi(os, runparams.moving_arg, true,
                        runparams.dryrun ? WriteStream::wsDryrun : WriteStream::wsDefault,
                        runparams.encoding);
-       wi.strikeoutMath(runparams.inDeletedInset
-                        && (!LaTeXFeatures::isAvailable("dvipost")
-                               || (runparams.flavor != OutputParams::LATEX
-                                   && runparams.flavor != OutputParams::DVILUATEX)));
+       wi.strikeoutMath(runparams.inDeletedInset);
        if (runparams.inulemcmd) {
                wi.ulemCmd(WriteStream::UNDERLINE);
                if (runparams.local_font) {
@@ -376,9 +372,10 @@ void InsetMathNest::latex(otexstream & os, OutputParams const & runparams) const
        Changer dummy = wi.changeRowEntry(TexRow::textEntry(runparams.lastid,
                                                            runparams.lastpos));
        write(wi);
-       // Reset parbreak status after a math inset.
+       // Reset parbreak and command termination status after a math inset.
        os.lastChar(0);
        os.canBreakLine(wi.canBreakLine());
+       os.terminateCommand(false);
 }
 
 
@@ -523,7 +520,6 @@ void InsetMathNest::handleFont2(Cursor & cur, docstring const & arg)
        // FIXME: support other font changes here as well?
 }
 
-
 void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
 {
        //LYXERR0("InsetMathNest: request: " << cmd);
@@ -560,7 +556,7 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
 
        case LFUN_CUT:
                cur.recordUndo();
-               cutSelection(cur, true, true);
+               cutSelection(cur, true);
                cur.message(_("Cut"));
                // Prevent stale position >= size crash
                // Probably not necessary anymore, see eraseSelection (gb 2005-10-09)
@@ -709,12 +705,6 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                        || act == LFUN_PARAGRAPH_UP_SELECT;
                cur.selHandle(select);
 
-               // handle autocorrect:
-               if (lyxrc.autocorrection_math && cur.autocorrect()) {
-                       cur.autocorrect() = false;
-                       cur.message(_("Autocorrect Off ('!' to enter)"));
-               }
-
                // go up/down
                bool up = act == LFUN_UP || act == LFUN_UP_SELECT
                        || act == LFUN_PARAGRAPH_UP || act == LFUN_PARAGRAPH_UP_SELECT;
@@ -796,12 +786,24 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
 
        case LFUN_CELL_FORWARD:
                cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
-               cur.inset().idxNext(cur);
+               cur.selHandle(false);
+               cur.clearTargetX();
+               cur.macroModeClose();
+               if (!cur.inset().idxNext(cur)) {
+                       cur.idx() = firstIdx();
+                       cur.pos() = 0;
+               }
                break;
 
        case LFUN_CELL_BACKWARD:
                cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
-               cur.inset().idxPrev(cur);
+               cur.selHandle(false);
+               cur.clearTargetX();
+               cur.macroModeClose();
+               if (!cur.inset().idxPrev(cur)) {
+                       cur.idx() = lastIdx();
+                       cur.pos() = lyxrc.mac_like_cursor_movement ? cur.lastpos() : 0;
+               }
                break;
 
        case LFUN_WORD_DELETE_BACKWARD:
@@ -854,40 +856,37 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                break;
 
        case LFUN_SELF_INSERT:
-               if (cmd.argument().size() != 1) {
-                       cur.recordUndoSelection();
-                       docstring const arg = cmd.argument();
-                       if (!interpretString(cur, arg))
-                               cur.insert(arg);
+               // special case first for big delimiters
+               if (cmd.argument().size() != 1 && interpretString(cur, cmd.argument()))
                        break;
-               }
-               // Don't record undo steps if we are in macro mode and thus
-               // cmd.argument is the next character of the macro name.
-               // Otherwise we'll get an invalid cursor if we undo after
-               // the macro was finished and the macro is a known command,
-               // e.g. sqrt. Cursor::macroModeClose replaces in this case
-               // the InsetMathUnknown with name "frac" by an empty
-               // InsetMathFrac -> a pos value > 0 is invalid.
-               // A side effect is that an undo before the macro is finished
-               // undoes the complete macro, not only the last character.
-               // At the time we hit '\' we are not in macro mode, still.
-               if (!cur.inMacroMode())
-                       cur.recordUndoSelection();
 
-               // spacial handling of space. If we insert an inset
-               // via macro mode, we want to put the cursor inside it
-               // if relevant. Think typing "\frac<space>".
-               if (cmd.argument()[0] == ' '
-                   && cur.inMacroMode() && cur.macroName() != "\\"
-                   && cur.macroModeClose() && cur.pos() > 0) {
-                       MathAtom const atom = cur.prevAtom();
-                       if (atom->asNestInset() && atom->isActive()) {
-                               cur.posBackward();
-                               cur.pushBackward(*cur.nextInset());
+               for (char_type c : cmd.argument()) {
+                       // Don't record undo steps if we are in macro mode and thus
+                       // cmd.argument is the next character of the macro name.
+                       // Otherwise we'll get an invalid cursor if we undo after
+                       // the macro was finished and the macro is a known command,
+                       // e.g. sqrt. Cursor::macroModeClose replaces in this case
+                       // the InsetMathUnknown with name "frac" by an empty
+                       // InsetMathFrac -> a pos value > 0 is invalid.
+                       // A side effect is that an undo before the macro is finished
+                       // undoes the complete macro, not only the last character.
+                       // At the time we hit '\' we are not in macro mode, still.
+                       if (!cur.inMacroMode())
+                               cur.recordUndoSelection();
+
+                       // special handling of space. If we insert an inset
+                       // via macro mode, we want to put the cursor inside it
+                       // if relevant. Think typing "\frac<space>".
+                       if (c == ' '
+                           && cur.inMacroMode() && cur.macroName() != "\\"
+                           && cur.macroModeClose() && cur.pos() > 0)
+                               cur.editInsertedInset();
+                       else if (!interpretChar(cur, c)) {
+                               cmd = FuncRequest(LFUN_FINISHED_FORWARD);
+                               cur.undispatched();
+                               // FIXME: can we avoid skipping the end of the string?
+                               break;
                        }
-               } else if (!interpretChar(cur, cmd.argument()[0])) {
-                       cmd = FuncRequest(LFUN_FINISHED_FORWARD);
-                       cur.undispatched();
                }
                break;
 
@@ -1091,7 +1090,8 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                // check if we have a valid decoration
                if (name != "pmatrix" && name != "bmatrix"
                        && name != "Bmatrix" && name != "vmatrix"
-                       && name != "Vmatrix" && name != "matrix")
+                       && name != "Vmatrix" && name != "matrix"
+                       && name != "smallmatrix")
                        name = from_ascii("matrix");
 
                cur.niceInsert(
@@ -1233,10 +1233,12 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                cur.recordUndoSelection();
                if (cmd.argument() == "^" || cmd.argument() == "_")
                        interpretChar(cur, cmd.argument()[0]);
+               else if (!cur.selection())
+                       cur.niceInsert(cmd.argument());
                else {
-                       MathData ar;
+                       MathData ar(cur.buffer());
                        asArray(cmd.argument(), ar);
-                       if (cur.selection() && ar.size() == 1
+                       if (ar.size() == 1
                            && ar[0]->asNestInset()
                            && ar[0]->asNestInset()->nargs() > 1)
                                handleNest(cur, ar[0]);
@@ -1246,27 +1248,6 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                break;
        }
 
-       case LFUN_UNICODE_INSERT: {
-               if (cmd.argument().empty())
-                       break;
-               // splits on whitespace
-               vector<docstring> args =
-                       getVectorFromString(cmd.argument(), from_ascii(" "), false, true);
-               for (auto const & arg : args) {
-                       if (!isHex(arg)) {
-                               LYXERR0("Not a hexstring: " << arg);
-                               continue;
-                       }
-                       char_type c = hexToInt(arg);
-                       if (c >= 32 && c < 0x10ffff) {
-                               FuncCode code = currentMode() == MATH_MODE ?
-                                       LFUN_MATH_INSERT : LFUN_SELF_INSERT;
-                               lyx::dispatch(FuncRequest(code, docstring(1, c)));
-                       }
-               }
-               break;
-       }
-
        case LFUN_DIALOG_SHOW_NEW_INSET: {
                docstring const & name = cmd.argument();
                string data;
@@ -1297,6 +1278,32 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                }
                break;
 
+       case LFUN_MATH_LIMITS: {
+               InsetMath * in = 0;
+               if (cur.pos() < cur.lastpos() && cur.nextMath().allowsLimitsChange())
+                       in = &cur.nextMath();
+               else if (cur.pos() > 0 && cur.prevMath().allowsLimitsChange())
+                       in = &cur.prevMath();
+               else if (cur.lastpos() > 0 && cur.cell().back()->allowsLimitsChange())
+                       in = cur.cell().back().nucleus();
+               // only when nucleus allows this
+               if (!in)
+                       return;
+               cur.recordUndoInset();
+               if (!cmd.argument().empty()) {
+                       if (cmd.argument() == "limits")
+                               in->limits(LIMITS);
+                       else if (cmd.argument() == "nolimits")
+                               in->limits(NO_LIMITS);
+                       else
+                               in->limits(AUTO_LIMITS);
+               } else if (in->limits() == AUTO_LIMITS)
+                       in->limits(in->defaultLimits() == LIMITS ? NO_LIMITS : LIMITS);
+               else
+                       in->limits(AUTO_LIMITS);
+               return;
+       }
+
        default:
                InsetMath::doDispatch(cur, cmd);
                break;
@@ -1346,9 +1353,6 @@ bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
        bool ret = true;
        string const arg = to_utf8(cmd.argument());
        switch (cmd.action()) {
-       case LFUN_INSET_MODIFY:
-               flag.setEnabled(false);
-               break;
 #if 0
        case LFUN_INSET_MODIFY:
                // FIXME: check temporarily disabled
@@ -1424,7 +1428,7 @@ bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
        case LFUN_INSET_INSERT: {
                // Don't test createMathInset_fromDialogStr(), since
                // getStatus is not called with a valid reference and the
-               // dialog would not be applyable.
+               // dialog would not be applicable.
                string const name = cmd.getArg(0);
                flag.setEnabled(name == "ref" || name == "mathspace");
                break;
@@ -1480,6 +1484,29 @@ bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
                break;
        }
 
+       case LFUN_MATH_LIMITS: {
+               InsetMath * in = 0;
+               if (cur.pos() < cur.lastpos() && cur.nextMath().allowsLimitsChange())
+                       in = &cur.nextMath();
+               else if (cur.pos() > 0 && cur.prevMath().allowsLimitsChange())
+                       in = &cur.prevMath();
+               else if (cur.lastpos() > 0 && cur.cell().back()->allowsLimitsChange())
+                       in = cur.cell().back().nucleus();
+               if (in) {
+                       if (!cmd.argument().empty()) {
+                               if (cmd.argument() == "limits")
+                                       flag.setOnOff(in->limits() == LIMITS);
+                               else if (cmd.argument() == "nolimits")
+                                       flag.setOnOff(in->limits() == NO_LIMITS);
+                               else
+                                       flag.setOnOff(in->limits() == AUTO_LIMITS);
+                       }
+                       flag.setEnabled(true);
+               } else
+                       flag.setEnabled(false);
+               return true;
+       }
+
        default:
                ret = false;
                break;
@@ -1628,6 +1655,11 @@ void InsetMathNest::lfunMouseRelease(Cursor & cur, FuncRequest & cmd)
 
 bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
 {
+        // try auto-correction
+        if (lyxrc.autocorrection_math && cur.pos() != 0
+                  && math_autocorrect(cur, c))
+                return true;
+
        //lyxerr << "interpret 2: '" << c << "'" << endl;
        docstring save_selection;
        if (c == '^' || c == '_')
@@ -1744,18 +1776,6 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
        }
 
 
-       // leave autocorrect mode if necessary
-       if (lyxrc.autocorrection_math && c == ' ' && cur.autocorrect()) {
-               cur.autocorrect() = false;
-               cur.message(_("Autocorrect Off ('!' to enter)"));
-               return true;
-       }
-       if (lyxrc.autocorrection_math && c == '!' && !cur.autocorrect()) {
-               cur.autocorrect() = true;
-               cur.message(_("Autocorrect On (<space> to exit)"));
-               return true;
-       }
-
        // just clear selection on pressing the space bar
        if (cur.selection() && c == ' ') {
                cur.selection(false);
@@ -1859,7 +1879,7 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
                if (currentMode() == InsetMath::MATH_MODE && Encodings::isUnicodeTextOnly(c)) {
                        MathAtom at = createInsetMath("text", buf);
                        at.nucleus()->cell(0).push_back(MathAtom(new InsetMathChar(c)));
-                       cur.niceInsert(at);
+                       cur.insert(at);
                        cur.posForward();
                        return true;
                }
@@ -1880,26 +1900,23 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
                return true;
        }
 
-
-       // try auto-correction
-       if (lyxrc.autocorrection_math && cur.autocorrect() && cur.pos() != 0
-                 && math_autocorrect(cur.prevAtom(), c))
-               return true;
-
        // no special circumstances, so insert the character without any fuss
        cur.insert(c);
-       if (lyxrc.autocorrection_math) {
-               if (!cur.autocorrect())
-                       cur.message(_("Autocorrect Off ('!' to enter)"));
-               else
-                       cur.message(_("Autocorrect On (<space> to exit)"));
-       }
        return true;
 }
 
 
 bool InsetMathNest::interpretString(Cursor & cur, docstring const & str)
 {
+       if (str == "\\limits" || str == "\\nolimits") {
+               if (cur.pos() > 0 && cur.prevMath().allowsLimitsChange()) {
+                       cur.prevMath().limits(str == "\\limits" ? LIMITS : NO_LIMITS);
+                       return true;
+               } else {
+                       cur.message(bformat(_("Cannot apply %1$s here."), str));
+                       return false;
+               }
+       }
        // Create a InsetMathBig from cur.cell()[cur.pos() - 1] and t if
        // possible
        if (!cur.empty() && cur.pos() > 0 &&
@@ -1910,6 +1927,7 @@ bool InsetMathNest::interpretString(Cursor & cur, docstring const & str)
                                prev = prev.substr(1);
                                latexkeys const * l = in_word_set(prev);
                                if (l && l->inset == "big") {
+                                       cur.recordUndoSelection();
                                        cur.cell()[cur.pos() - 1] =
                                                MathAtom(new InsetMathBig(prev, str));
                                        return true;
@@ -2218,11 +2236,11 @@ std::string MathCompletionList::icon(size_t idx) const
        else
                cmd = locals[idx];
 
-       // get the icon resource name by stripping the backslash
+       // get the icon name by stripping the backslash
        docstring icon_name = frontend::Application::mathIcon(cmd.substr(1));
        if (icon_name.empty())
                return std::string();
-       return "images/math/" + to_utf8(icon_name);
+       return "math/" + to_utf8(icon_name);
 }
 
 std::vector<docstring> MathCompletionList::globals;