3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Alejandro Aguilar Sierra
8 * \author Stefan Schimanski
10 * Full author contact details are available in file CREDITS.
15 #include "MathMacro.h"
17 #include "InsetMathChar.h"
18 #include "MathCompletionList.h"
19 #include "MathExtern.h"
20 #include "MathFactory.h"
21 #include "MathStream.h"
22 #include "MathSupport.h"
25 #include "BufferView.h"
26 #include "CoordCache.h"
28 #include "FuncStatus.h"
29 #include "FuncRequest.h"
30 #include "LaTeXFeatures.h"
33 #include "MetricsInfo.h"
35 #include "frontends/Painter.h"
37 #include "support/debug.h"
38 #include "support/gettext.h"
39 #include "support/lassert.h"
40 #include "support/lstrings.h"
41 #include "support/RefChanger.h"
42 #include "support/textutils.h"
47 using namespace lyx::support;
53 /// A proxy for the macro values
54 class ArgumentProxy : public InsetMath {
57 ArgumentProxy(MathMacro * mathMacro, size_t idx)
58 : mathMacro_(mathMacro), idx_(idx) {}
60 ArgumentProxy(MathMacro * mathMacro, size_t idx, docstring const & def)
61 : mathMacro_(mathMacro), idx_(idx)
66 void setOwner(MathMacro * mathMacro) { mathMacro_ = mathMacro; }
68 MathMacro const * owner() { return mathMacro_; }
70 InsetCode lyxCode() const { return ARGUMENT_PROXY_CODE; }
71 /// The math data to use for display
72 MathData const & displayCell(BufferView const * bv) const
74 // handle default macro arguments
75 bool use_def_arg = !mathMacro_->editMetrics(bv)
76 && mathMacro_->cell(idx_).empty();
77 return use_def_arg ? def_ : mathMacro_->cell(idx_);
80 bool addToMathRow(MathRow & mrow, MetricsInfo & mi) const
82 // macro arguments are in macros
83 LATTEST(mathMacro_->nesting() > 0);
84 /// The macro nesting can change display of insets. Change it locally.
85 Changer chg = make_change(mi.base.macro_nesting, mathMacro_->nesting());
87 MathRow::Element e_beg(MathRow::BEG_ARG);
88 e_beg.macro = mathMacro_;
89 e_beg.ar = &mathMacro_->cell(idx_);
90 mrow.push_back(e_beg);
92 mathMacro_->macro()->unlock();
93 bool has_contents = displayCell(mi.base.bv).addToMathRow(mrow, mi);
94 mathMacro_->macro()->lock();
96 // if there was no contents, and the contents is editable,
97 // then we insert a box instead.
98 if (!has_contents && mathMacro_->nesting() == 1) {
99 // mathclass is ord because it should be spaced as a normal atom
100 MathRow::Element e(MathRow::BOX, MC_ORD);
101 e.color = Color_mathline;
106 MathRow::Element e_end(MathRow::END_ARG);
107 e_end.macro = mathMacro_;
108 e_end.ar = &mathMacro_->cell(idx_);
110 mrow.push_back(e_end);
115 void metrics(MetricsInfo &, Dimension &) const {
116 // This should never be invoked, since ArgumentProxy insets are linearized
120 int kerning(BufferView const * bv) const
122 return displayCell(bv).kerning(bv);
125 void draw(PainterInfo &, int, int) const {
126 // This should never be invoked, since ArgumentProxy insets are linearized
129 // write(), normalize(), infoize() and infoize2() are not needed since
130 // MathMacro uses the definition and not the expanded cells.
132 void maple(MapleStream & ms) const { ms << mathMacro_->cell(idx_); }
134 void maxima(MaximaStream & ms) const { ms << mathMacro_->cell(idx_); }
136 void mathematica(MathematicaStream & ms) const { ms << mathMacro_->cell(idx_); }
138 void mathmlize(MathStream & ms) const { ms << mathMacro_->cell(idx_); }
140 void htmlize(HtmlStream & ms) const { ms << mathMacro_->cell(idx_); }
142 void octave(OctaveStream & os) const { os << mathMacro_->cell(idx_); }
146 Inset * clone() const
148 return new ArgumentProxy(*this);
151 MathMacro * mathMacro_;
159 /// Private implementation of MathMacro
160 class MathMacro::Private {
162 Private(Buffer * buf, docstring const & name)
163 : name_(name), displayMode_(DISPLAY_INIT),
164 expanded_(buf), definition_(buf), attachedArgsNum_(0),
165 optionals_(0), nextFoldMode_(true), macroBackup_(buf),
166 macro_(0), needsUpdate_(false), isUpdating_(false),
170 /// Update the pointers to our owner of all expanded macros.
171 /// This needs to be called every time a copy of the owner is created
173 void updateChildren(MathMacro * owner);
174 /// Recursively update the pointers of all expanded macros
175 /// appearing in the arguments of the current macro
176 void updateNestedChildren(MathMacro * owner, InsetMathNest * ni);
179 /// current display mode
180 DisplayMode displayMode_;
181 /// expanded macro with ArgumentProxies
183 /// macro definition with #1,#2,.. insets
184 MathData definition_;
185 /// number of arguments that were really attached
186 size_t attachedArgsNum_;
187 /// optional argument attached? (only in DISPLAY_NORMAL mode)
189 /// fold mode to be set in next metrics call?
191 /// if macro_ == true, then here is a copy of the macro
192 /// don't use it for locking
193 MacroData macroBackup_;
194 /// if macroNotFound_ == false, then here is a reference to the macro
195 /// this might invalidate after metrics was called
196 MacroData const * macro_;
198 mutable std::map<BufferView const *, bool> editing_;
200 std::string requires_;
201 /// update macro representation
205 /// maximal number of arguments the macro is greedy for
207 /// Level of nesting in macros (including this one)
212 void MathMacro::Private::updateChildren(MathMacro * owner)
214 for (size_t i = 0; i < expanded_.size(); ++i) {
215 ArgumentProxy * p = dynamic_cast<ArgumentProxy *>(expanded_[i].nucleus());
219 InsetMathNest * ni = expanded_[i].nucleus()->asNestInset();
221 updateNestedChildren(owner, ni);
225 // The macro_ pointer is updated when MathData::metrics() is
226 // called. However, when instant preview is on or the macro is
227 // not on screen, MathData::metrics() is not called and we may
228 // have a dangling pointer. As a safety measure, when a macro
229 // is copied, always let macro_ point to the backup copy of the
230 // MacroData structure. This backup is updated every time the
231 // macro is changed, so it will not become stale.
232 macro_ = ¯oBackup_;
237 void MathMacro::Private::updateNestedChildren(MathMacro * owner, InsetMathNest * ni)
239 for (size_t i = 0; i < ni->nargs(); ++i) {
240 MathData & ar = ni->cell(i);
241 for (size_t j = 0; j < ar.size(); ++j) {
242 ArgumentProxy * ap = dynamic_cast
243 <ArgumentProxy *>(ar[j].nucleus());
245 MathMacro::Private * md = ap->owner()->d;
247 md->macro_ = &md->macroBackup_;
250 InsetMathNest * imn = ar[j].nucleus()->asNestInset();
252 updateNestedChildren(owner, imn);
258 MathMacro::MathMacro(Buffer * buf, docstring const & name)
259 : InsetMathNest(buf, 0), d(new Private(buf, name))
263 MathMacro::MathMacro(MathMacro const & that)
264 : InsetMathNest(that), d(new Private(*that.d))
266 setBuffer(*that.buffer_);
267 d->updateChildren(this);
271 MathMacro & MathMacro::operator=(MathMacro const & that)
275 InsetMathNest::operator=(that);
277 d->updateChildren(this);
282 MathMacro::~MathMacro()
288 bool MathMacro::addToMathRow(MathRow & mrow, MetricsInfo & mi) const
290 // set edit mode for which we will have calculated row.
291 // This is the same as what is done in metrics().
292 d->editing_[mi.base.bv] = editMode(mi.base.bv);
294 /// The macro nesting can change display of insets. Change it locally.
295 Changer chg = make_change(mi.base.macro_nesting, d->nesting_);
297 if (displayMode() != MathMacro::DISPLAY_NORMAL
298 || d->editing_[mi.base.bv])
299 return InsetMath::addToMathRow(mrow, mi);
301 MathRow::Element e_beg(MathRow::BEG_MACRO);
303 mrow.push_back(e_beg);
306 bool has_contents = d->expanded_.addToMathRow(mrow, mi);
309 // if there was no contents and the array is editable, then we
310 // insert a grey box instead.
311 if (!has_contents && mi.base.macro_nesting == 1) {
312 // mathclass is unknown because it is irrelevant for spacing
313 MathRow::Element e(MathRow::BOX);
314 e.color = Color_mathmacroblend;
319 MathRow::Element e_end(MathRow::END_MACRO);
321 mrow.push_back(e_end);
327 Inset * MathMacro::clone() const
329 MathMacro * copy = new MathMacro(*this);
330 copy->d->needsUpdate_ = true;
331 //copy->d->expanded_.clear();
336 void MathMacro::normalize(NormalStream & os) const
338 os << "[macro " << name();
339 for (size_t i = 0; i < nargs(); ++i)
340 os << ' ' << cell(i);
345 MathMacro::DisplayMode MathMacro::displayMode() const
347 return d->displayMode_;
351 bool MathMacro::extraBraces() const
353 return d->displayMode_ == DISPLAY_NORMAL && arity() > 0;
357 docstring MathMacro::name() const
359 if (d->displayMode_ == DISPLAY_UNFOLDED)
360 return asString(cell(0));
366 docstring MathMacro::macroName() const
372 int MathMacro::nesting() const
378 void MathMacro::cursorPos(BufferView const & bv,
379 CursorSlice const & sl, bool boundary, int & x, int & y) const
381 // We may have 0 arguments, but InsetMathNest requires at least one.
383 InsetMathNest::cursorPos(bv, sl, boundary, x, y);
387 bool MathMacro::editMode(BufferView const * bv) const {
388 // find this in cursor trace
389 Cursor const & cur = bv->cursor();
390 for (size_t i = 0; i != cur.depth(); ++i)
391 if (&cur[i].inset() == this) {
392 // look if there is no other macro in edit mode above
394 for (; i != cur.depth(); ++i) {
395 InsetMath * im = cur[i].asInsetMath();
397 MathMacro const * macro = im->asMacro();
398 if (macro && macro->displayMode() == DISPLAY_NORMAL)
403 // ok, none found, I am the highest one
411 MacroData const * MathMacro::macro() const
417 bool MathMacro::editMetrics(BufferView const * bv) const
419 return d->editing_[bv];
423 void MathMacro::metrics(MetricsInfo & mi, Dimension & dim) const
425 /// The macro nesting can change display of insets. Change it locally.
426 Changer chg = make_change(mi.base.macro_nesting, d->nesting_);
428 // set edit mode for which we will have calculated metrics. But only
429 d->editing_[mi.base.bv] = editMode(mi.base.bv);
431 // calculate new metrics according to display mode
432 if (d->displayMode_ == DISPLAY_INIT || d->displayMode_ == DISPLAY_INTERACTIVE_INIT) {
433 Changer dummy = mi.base.changeFontSet("lyxtex");
434 mathed_string_dim(mi.base.font, from_ascii("\\") + name(), dim);
435 } else if (d->displayMode_ == DISPLAY_UNFOLDED) {
436 Changer dummy = mi.base.changeFontSet("lyxtex");
437 cell(0).metrics(mi, dim);
439 mathed_string_dim(mi.base.font, from_ascii("\\"), bsdim);
440 dim.wid += bsdim.width() + 1;
441 dim.asc = max(bsdim.ascent(), dim.ascent());
442 dim.des = max(bsdim.descent(), dim.descent());
443 metricsMarkers(mi, dim);
444 } else if (lyxrc.macro_edit_style == LyXRC::MACRO_EDIT_LIST
445 && d->editing_[mi.base.bv]) {
446 // Macro will be edited in a old-style list mode here:
450 FontInfo labelFont = sane_font;
451 math_font_max_dim(labelFont, fontDim.asc, fontDim.des);
453 // get dimension of components of list view
455 nameDim.wid = mathed_string_width(mi.base.font, from_ascii("Macro \\") + name() + ": ");
456 nameDim.asc = fontDim.asc;
457 nameDim.des = fontDim.des;
460 argDim.wid = mathed_string_width(labelFont, from_ascii("#9: "));
461 argDim.asc = fontDim.asc;
462 argDim.des = fontDim.des;
465 d->definition_.metrics(mi, defDim);
468 dim.wid = nameDim.wid + defDim.wid;
469 dim.asc = max(nameDim.asc, defDim.asc);
470 dim.des = max(nameDim.des, defDim.des);
472 for (idx_type i = 0; i < nargs(); ++i) {
474 cell(i).metrics(mi, cdim);
475 dim.des += max(argDim.height(), cdim.height()) + 1;
476 dim.wid = max(dim.wid, argDim.wid + cdim.wid);
479 // make space for box and markers, 2 pixels
483 metricsMarkers2(mi, dim);
487 // calculate metrics, hoping that all cells are seen
489 d->expanded_.metrics(mi, dim);
491 // otherwise do a manual metrics call
492 CoordCache & coords = mi.base.bv->coordCache();
493 for (idx_type i = 0; i < nargs(); ++i) {
494 if (!coords.getArrays().hasDim(&cell(i))) {
496 cell(i).metrics(mi, tdim);
501 // calculate dimension with label while editing
502 if (lyxrc.macro_edit_style == LyXRC::MACRO_EDIT_INLINE_BOX
503 && d->editing_[mi.base.bv]) {
504 FontInfo font = mi.base.font;
505 augmentFont(font, "lyxtex");
507 mathed_string_dim(font, name(), namedim);
509 dim.wid += 2 + namedim.wid + 2 + 2;
510 dim.asc = max(dim.asc, namedim.asc) + 2;
511 dim.des = max(dim.des, namedim.des) + 2;
513 dim.wid = max(1 + namedim.wid + 1, 2 + dim.wid + 2);
514 dim.asc += 1 + namedim.height() + 1;
521 int MathMacro::kerning(BufferView const * bv) const {
522 if (d->displayMode_ == DISPLAY_NORMAL && !d->editing_[bv])
523 return d->expanded_.kerning(bv);
529 void MathMacro::updateMacro(MacroContext const & mc)
532 d->macro_ = mc.get(name());
533 if (d->macro_ && d->macroBackup_ != *d->macro_) {
534 d->macroBackup_ = *d->macro_;
535 d->needsUpdate_ = true;
543 class MathMacro::UpdateLocker
546 explicit UpdateLocker(MathMacro & mm) : mac(mm)
548 mac.d->isUpdating_ = true;
550 ~UpdateLocker() { mac.d->isUpdating_ = false; }
554 /** Avoid wrong usage of UpdateLocker.
555 To avoid wrong usage:
556 UpdateLocker(...); // wrong
557 UpdateLocker locker(...); // right
559 #define UpdateLocker(x) unnamed_UpdateLocker;
560 // Tip gotten from Bobby Schmidt's column in C/C++ Users Journal
563 void MathMacro::updateRepresentation(Cursor * cur, MacroContext const & mc,
564 UpdateType utype, int nesting)
566 // block recursive calls (bug 8999)
570 UpdateLocker locker(*this);
576 // remember nesting level of this macro
577 d->nesting_ = nesting;
580 d->requires_ = d->macro_->requires();
583 // non-normal mode? We are done!
584 || (d->displayMode_ != DISPLAY_NORMAL))
587 d->needsUpdate_ = false;
589 // get default values of macro
590 vector<docstring> const & defaults = d->macro_->defaults();
592 // create MathMacroArgumentValue objects pointing to the cells of the macro
593 vector<MathData> values(nargs());
594 for (size_t i = 0; i < nargs(); ++i) {
595 ArgumentProxy * proxy;
596 if (i < defaults.size())
597 proxy = new ArgumentProxy(this, i, defaults[i]);
599 proxy = new ArgumentProxy(this, i);
600 values[i].insert(0, MathAtom(proxy));
602 // expanding macro with the values
603 // Only update the argument macros if anything was expanded, otherwise
604 // we would get an endless loop (bug 9140). UpdateLocker does not work
605 // in this case, since MacroData::expand() creates new MathMacro
606 // objects, so this would be a different recursion path than the one
607 // protected by UpdateLocker.
608 if (d->macro_->expand(values, d->expanded_)) {
609 if (utype == OutputUpdate && !d->expanded_.empty())
610 d->expanded_.updateMacros(cur, mc, utype, nesting);
612 // get definition for list edit mode
613 docstring const & display = d->macro_->display();
614 asArray(display.empty() ? d->macro_->definition() : display,
615 d->definition_, Parse::QUIET);
619 void MathMacro::draw(PainterInfo & pi, int x, int y) const
621 Dimension const dim = dimension(*pi.base.bv);
626 if (d->displayMode_ == DISPLAY_INIT || d->displayMode_ == DISPLAY_INTERACTIVE_INIT) {
627 Changer dummy = pi.base.changeFontSet("lyxtex");
628 pi.pain.text(x, y, from_ascii("\\") + name(), pi.base.font);
629 } else if (d->displayMode_ == DISPLAY_UNFOLDED) {
630 Changer dummy = pi.base.changeFontSet("lyxtex");
631 pi.pain.text(x, y, from_ascii("\\"), pi.base.font);
632 x += mathed_string_width(pi.base.font, from_ascii("\\")) + 1;
633 cell(0).draw(pi, x, y);
634 drawMarkers(pi, expx, expy);
635 } else if (lyxrc.macro_edit_style == LyXRC::MACRO_EDIT_LIST
636 && d->editing_[pi.base.bv]) {
637 // Macro will be edited in a old-style list mode here:
639 CoordCache const & coords = pi.base.bv->coordCache();
640 FontInfo const & labelFont = sane_font;
642 // markers and box needs two pixels
645 // get maximal font height
647 math_font_max_dim(pi.base.font, fontDim.asc, fontDim.des);
650 docstring label = from_ascii("Macro \\") + name() + from_ascii(": ");
651 pi.pain.text(x, y, label, labelFont);
652 x += mathed_string_width(labelFont, label);
655 d->definition_.draw(pi, x, y);
656 Dimension const & defDim = coords.getArrays().dim(&d->definition_);
657 y += max(fontDim.des, defDim.des);
660 docstring str = from_ascii("#9");
661 int strw1 = mathed_string_width(labelFont, from_ascii("#9"));
662 int strw2 = mathed_string_width(labelFont, from_ascii(": "));
664 for (idx_type i = 0; i < nargs(); ++i) {
666 Dimension const & cdim = coords.getArrays().dim(&cell(i));
668 y += max(fontDim.asc, cdim.asc) + 1;
672 pi.pain.text(x, y, str, labelFont);
674 pi.pain.text(x, y, from_ascii(":"), labelFont);
678 cell(i).draw(pi, x, y);
681 y += max(fontDim.des, cdim.des);
684 pi.pain.rectangle(expx + 1, expy - dim.asc + 1, dim.wid - 3,
685 dim.height() - 2, Color_mathmacroframe);
686 drawMarkers2(pi, expx, expy);
688 bool drawBox = lyxrc.macro_edit_style == LyXRC::MACRO_EDIT_INLINE_BOX;
691 for (size_t i = 0; i < nargs(); ++i)
692 cell(i).setXY(*pi.base.bv, x, y);
694 if (drawBox && d->editing_[pi.base.bv]) {
695 // draw header and rectangle around
696 FontInfo font = pi.base.font;
697 augmentFont(font, "lyxtex");
698 font.setSize(FONT_SIZE_TINY);
699 font.setColor(Color_mathmacrolabel);
701 mathed_string_dim(font, name(), namedim);
703 pi.pain.fillRectangle(x, y - dim.asc, dim.wid, 1 + namedim.height() + 1, Color_mathmacrobg);
704 pi.pain.text(x + 1, y - dim.asc + namedim.asc + 2, name(), font);
705 expx += (dim.wid - d->expanded_.dimension(*pi.base.bv).width()) / 2;
708 if (d->editing_[pi.base.bv]) {
709 pi.pain.enterMonochromeMode(Color_mathbg, Color_mathmacroblend);
710 d->expanded_.draw(pi, expx, expy);
711 pi.pain.leaveMonochromeMode();
714 pi.pain.rectangle(x, y - dim.asc, dim.wid,
715 dim.height(), Color_mathmacroframe);
717 d->expanded_.draw(pi, expx, expy);
720 drawMarkers(pi, x, y);
724 // edit mode changed?
725 if (d->editing_[pi.base.bv] != editMode(pi.base.bv))
726 pi.base.bv->cursor().screenUpdateFlags(Update::SinglePar);
730 void MathMacro::drawSelection(PainterInfo & pi, int x, int y) const
732 // We may have 0 arguments, but InsetMathNest requires at least one.
734 InsetMathNest::drawSelection(pi, x, y);
738 void MathMacro::setDisplayMode(MathMacro::DisplayMode mode, int appetite)
740 if (d->displayMode_ != mode) {
741 // transfer name if changing from or to DISPLAY_UNFOLDED
742 if (mode == DISPLAY_UNFOLDED) {
744 asArray(d->name_, cell(0));
745 } else if (d->displayMode_ == DISPLAY_UNFOLDED) {
746 d->name_ = asString(cell(0));
750 d->displayMode_ = mode;
751 d->needsUpdate_ = true;
754 // the interactive init mode is non-greedy by default
756 d->appetite_ = (mode == DISPLAY_INTERACTIVE_INIT) ? 0 : 9;
758 d->appetite_ = size_t(appetite);
762 MathMacro::DisplayMode MathMacro::computeDisplayMode() const
764 if (d->nextFoldMode_ == true && d->macro_ && !d->macro_->locked())
765 return DISPLAY_NORMAL;
767 return DISPLAY_UNFOLDED;
771 bool MathMacro::validName() const
773 docstring n = name();
778 // converting back and force doesn't swallow anything?
781 if (asString(ma) != n)
785 for (size_t i = 0; i<n.size(); ++i) {
786 if (!(n[i] >= 'a' && n[i] <= 'z')
787 && !(n[i] >= 'A' && n[i] <= 'Z')
796 size_t MathMacro::arity() const
798 if (d->displayMode_ == DISPLAY_NORMAL )
799 return cells_.size();
805 size_t MathMacro::optionals() const
807 return d->optionals_;
811 void MathMacro::setOptionals(int n)
813 if (n <= int(nargs()))
818 size_t MathMacro::appetite() const
824 InsetMath::mode_type MathMacro::currentMode() const
826 // User defined macros are always assumed to be mathmode macros.
827 // Only the global macros defined in lib/symbols may be textmode.
829 MacroData const * data = MacroTable::globalMacros().get(name());
830 bool textmode = data && data->symbol() && data->symbol()->extra == "textmode";
831 return textmode ? TEXT_MODE : MATH_MODE;
835 void MathMacro::validate(LaTeXFeatures & features) const
837 // Immediately after a document is loaded, in some cases the MacroData
838 // of the global macros defined in the lib/symbols file may still not
839 // be known to the macro machinery because it will be set only after
840 // the first call to updateMacros(). This is not a problem unless
841 // instant preview is on for math, in which case we will be missing
842 // the corresponding requirements.
843 // In this case, we get the required info from the global macro table.
844 if (!d->requires_.empty())
845 features.require(d->requires_);
846 else if (!d->macro_) {
847 // Update requires for known global macros.
848 MacroData const * data = MacroTable::globalMacros().get(name());
849 if (data && !data->requires().empty())
850 features.require(data->requires());
853 if (name() == "binom")
854 features.require("binom");
856 // validate the cells and the definition
857 if (displayMode() == DISPLAY_NORMAL) {
858 d->definition_.validate(features);
859 InsetMathNest::validate(features);
864 void MathMacro::edit(Cursor & cur, bool front, EntryDirection entry_from)
866 cur.screenUpdateFlags(Update::SinglePar);
867 InsetMathNest::edit(cur, front, entry_from);
871 Inset * MathMacro::editXY(Cursor & cur, int x, int y)
873 // We may have 0 arguments, but InsetMathNest requires at least one.
875 cur.screenUpdateFlags(Update::SinglePar);
876 return InsetMathNest::editXY(cur, x, y);
882 void MathMacro::removeArgument(Inset::pos_type pos) {
883 if (d->displayMode_ == DISPLAY_NORMAL) {
884 LASSERT(size_t(pos) < cells_.size(), return);
885 cells_.erase(cells_.begin() + pos);
886 if (size_t(pos) < d->attachedArgsNum_)
887 --d->attachedArgsNum_;
888 if (size_t(pos) < d->optionals_) {
892 d->needsUpdate_ = true;
897 void MathMacro::insertArgument(Inset::pos_type pos) {
898 if (d->displayMode_ == DISPLAY_NORMAL) {
899 LASSERT(size_t(pos) <= cells_.size(), return);
900 cells_.insert(cells_.begin() + pos, MathData());
901 if (size_t(pos) < d->attachedArgsNum_)
902 ++d->attachedArgsNum_;
903 if (size_t(pos) < d->optionals_)
906 d->needsUpdate_ = true;
911 void MathMacro::detachArguments(vector<MathData> & args, bool strip)
913 LASSERT(d->displayMode_ == DISPLAY_NORMAL, return);
916 // strip off empty cells, but not more than arity-attachedArgsNum_
919 for (i = cells_.size(); i > d->attachedArgsNum_; --i)
920 if (!cell(i - 1).empty()) break;
924 d->attachedArgsNum_ = 0;
925 d->expanded_ = MathData();
928 d->needsUpdate_ = true;
932 void MathMacro::attachArguments(vector<MathData> const & args, size_t arity, int optionals)
934 LASSERT(d->displayMode_ == DISPLAY_NORMAL, return);
936 d->attachedArgsNum_ = args.size();
937 cells_.resize(arity);
938 d->expanded_ = MathData();
939 d->optionals_ = optionals;
941 d->needsUpdate_ = true;
945 bool MathMacro::idxFirst(Cursor & cur) const
947 cur.screenUpdateFlags(Update::SinglePar);
948 return InsetMathNest::idxFirst(cur);
952 bool MathMacro::idxLast(Cursor & cur) const
954 cur.screenUpdateFlags(Update::SinglePar);
955 return InsetMathNest::idxLast(cur);
959 bool MathMacro::notifyCursorLeaves(Cursor const & old, Cursor & cur)
961 if (d->displayMode_ == DISPLAY_UNFOLDED) {
962 docstring const & unfolded_name = name();
963 if (unfolded_name != d->name_) {
964 // The macro name was changed
965 Cursor inset_cursor = old;
966 int macroSlice = inset_cursor.find(this);
967 // returning true means the cursor is "now" invalid,
969 LASSERT(macroSlice != -1, return true);
970 inset_cursor.cutOff(macroSlice);
971 inset_cursor.recordUndoInset();
973 inset_cursor.cell().erase(inset_cursor.pos());
974 inset_cursor.cell().insert(inset_cursor.pos(),
975 createInsetMath(unfolded_name, cur.buffer()));
977 cur.screenUpdateFlags(cur.result().screenUpdate() | Update::SinglePar);
981 cur.screenUpdateFlags(Update::Force);
982 return InsetMathNest::notifyCursorLeaves(old, cur);
986 void MathMacro::fold(Cursor & cur)
988 if (!d->nextFoldMode_) {
989 d->nextFoldMode_ = true;
990 cur.screenUpdateFlags(Update::SinglePar);
995 void MathMacro::unfold(Cursor & cur)
997 if (d->nextFoldMode_) {
998 d->nextFoldMode_ = false;
999 cur.screenUpdateFlags(Update::SinglePar);
1004 bool MathMacro::folded() const
1006 return d->nextFoldMode_;
1010 void MathMacro::write(WriteStream & os) const
1012 MacroData const * data = MacroTable::globalMacros().get(name());
1013 bool textmode_macro = data && data->symbol()
1014 && data->symbol()->extra == "textmode";
1015 bool needs_mathmode = data && (!data->symbol()
1016 || data->symbol()->extra != "textmode");
1018 MathEnsurer ensurer(os, needs_mathmode, true, textmode_macro);
1021 if (d->displayMode_ != DISPLAY_NORMAL) {
1022 os << "\\" << name();
1023 if (name().size() != 1 || isAlphaASCII(name()[0]))
1024 os.pendingSpace(true);
1029 // we should be ok to continue even if this fails.
1032 // We may already be in the argument of a macro
1033 bool const inside_macro = os.insideMacro();
1034 os.insideMacro(true);
1036 // Enclose in braces to avoid latex errors with xargs if we have
1037 // optional arguments and are in the optional argument of a macro
1038 if (d->optionals_ && inside_macro)
1041 // Always protect macros in a fragile environment
1045 os << "\\" << name();
1048 // Optional arguments:
1049 // First find last non-empty optional argument
1050 idx_type emptyOptFrom = 0;
1052 for (; i < cells_.size() && i < d->optionals_; ++i) {
1053 if (!cell(i).empty())
1054 emptyOptFrom = i + 1;
1057 // print out optionals
1058 for (i=0; i < cells_.size() && i < emptyOptFrom; ++i) {
1060 os << "[" << cell(i) << "]";
1063 // skip the tailing empty optionals
1066 // Print remaining arguments
1067 for (; i < cells_.size(); ++i) {
1068 if (cell(i).size() == 1
1069 && cell(i)[0].nucleus()->asCharInset()
1070 && isASCII(cell(i)[0].nucleus()->asCharInset()->getChar())) {
1075 os << "{" << cell(i) << "}";
1079 // Close the opened brace or add space if there was no argument
1080 if (d->optionals_ && inside_macro)
1083 os.pendingSpace(true);
1085 os.insideMacro(inside_macro);
1089 void MathMacro::maple(MapleStream & os) const
1091 lyx::maple(d->expanded_, os);
1095 void MathMacro::maxima(MaximaStream & os) const
1097 lyx::maxima(d->expanded_, os);
1101 void MathMacro::mathematica(MathematicaStream & os) const
1103 lyx::mathematica(d->expanded_, os);
1107 void MathMacro::mathmlize(MathStream & os) const
1109 // macro_ is 0 if this is an unknown macro
1110 LATTEST(d->macro_ || d->displayMode_ != DISPLAY_NORMAL);
1112 docstring const xmlname = d->macro_->xmlname();
1113 if (!xmlname.empty()) {
1114 char const * type = d->macro_->MathMLtype();
1115 os << '<' << type << "> " << xmlname << " </"
1120 if (d->expanded_.empty()) {
1121 // this means that we do not recognize the macro
1122 throw MathExportException();
1128 void MathMacro::htmlize(HtmlStream & os) const
1130 // macro_ is 0 if this is an unknown macro
1131 LATTEST(d->macro_ || d->displayMode_ != DISPLAY_NORMAL);
1133 docstring const xmlname = d->macro_->xmlname();
1134 if (!xmlname.empty()) {
1135 os << ' ' << xmlname << ' ';
1139 if (d->expanded_.empty()) {
1140 // this means that we do not recognize the macro
1141 throw MathExportException();
1147 void MathMacro::octave(OctaveStream & os) const
1149 lyx::octave(d->expanded_, os);
1153 void MathMacro::infoize(odocstream & os) const
1155 os << bformat(_("Macro: %1$s"), name());
1159 void MathMacro::infoize2(odocstream & os) const
1161 os << bformat(_("Macro: %1$s"), name());
1165 bool MathMacro::completionSupported(Cursor const & cur) const
1167 if (displayMode() != DISPLAY_UNFOLDED)
1168 return InsetMathNest::completionSupported(cur);
1170 return lyxrc.completion_popup_math
1171 && displayMode() == DISPLAY_UNFOLDED
1172 && cur.bv().cursor().pos() == int(name().size());
1176 bool MathMacro::inlineCompletionSupported(Cursor const & cur) const
1178 if (displayMode() != DISPLAY_UNFOLDED)
1179 return InsetMathNest::inlineCompletionSupported(cur);
1181 return lyxrc.completion_inline_math
1182 && displayMode() == DISPLAY_UNFOLDED
1183 && cur.bv().cursor().pos() == int(name().size());
1187 bool MathMacro::automaticInlineCompletion() const
1189 if (displayMode() != DISPLAY_UNFOLDED)
1190 return InsetMathNest::automaticInlineCompletion();
1192 return lyxrc.completion_inline_math;
1196 bool MathMacro::automaticPopupCompletion() const
1198 if (displayMode() != DISPLAY_UNFOLDED)
1199 return InsetMathNest::automaticPopupCompletion();
1201 return lyxrc.completion_popup_math;
1205 CompletionList const *
1206 MathMacro::createCompletionList(Cursor const & cur) const
1208 if (displayMode() != DISPLAY_UNFOLDED)
1209 return InsetMathNest::createCompletionList(cur);
1211 return new MathCompletionList(cur.bv().cursor());
1215 docstring MathMacro::completionPrefix(Cursor const & cur) const
1217 if (displayMode() != DISPLAY_UNFOLDED)
1218 return InsetMathNest::completionPrefix(cur);
1220 if (!completionSupported(cur))
1223 return "\\" + name();
1227 bool MathMacro::insertCompletion(Cursor & cur, docstring const & s,
1230 if (displayMode() != DISPLAY_UNFOLDED)
1231 return InsetMathNest::insertCompletion(cur, s, finished);
1233 if (!completionSupported(cur))
1236 // append completion
1237 docstring newName = name() + s;
1238 asArray(newName, cell(0));
1239 cur.bv().cursor().pos() = name().size();
1240 cur.screenUpdateFlags(Update::SinglePar);
1244 cur.bv().cursor().pop();
1245 ++cur.bv().cursor().pos();
1246 cur.screenUpdateFlags(Update::SinglePar);
1253 void MathMacro::completionPosAndDim(Cursor const & cur, int & x, int & y,
1254 Dimension & dim) const
1256 if (displayMode() != DISPLAY_UNFOLDED)
1257 InsetMathNest::completionPosAndDim(cur, x, y, dim);
1259 // get inset dimensions
1260 dim = cur.bv().coordCache().insets().dim(this);
1261 // FIXME: these 3 are no accurate, but should depend on the font.
1262 // Now the popup jumps down if you enter a char with descent > 0.
1268 = cur.bv().coordCache().insets().xy(this);