2 * \file InsetMathNest.cpp
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
8 * Full author contact details are available in file CREDITS.
13 #include "InsetMathNest.h"
15 #include "InsetMathArray.h"
16 #include "InsetMathAMSArray.h"
17 #include "InsetMathBig.h"
18 #include "InsetMathBox.h"
19 #include "InsetMathBrace.h"
20 #include "InsetMathChar.h"
21 #include "InsetMathColor.h"
22 #include "InsetMathComment.h"
23 #include "InsetMathDelim.h"
24 #include "InsetMathEnsureMath.h"
25 #include "InsetMathHull.h"
26 #include "InsetMathRef.h"
27 #include "InsetMathScript.h"
28 #include "InsetMathSpace.h"
29 #include "InsetMathSymbol.h"
30 #include "InsetMathUnknown.h"
31 #include "MathAutoCorrect.h"
32 #include "MathCompletionList.h"
34 #include "MathFactory.h"
35 #include "InsetMathMacro.h"
36 #include "InsetMathMacroArgument.h"
37 #include "MathParser.h"
38 #include "MathStream.h"
39 #include "MathSupport.h"
42 #include "BufferParams.h"
43 #include "BufferView.h"
44 #include "CoordCache.h"
46 #include "CutAndPaste.h"
47 #include "DispatchResult.h"
49 #include "FuncRequest.h"
50 #include "FuncStatus.h"
51 #include "LaTeXFeatures.h"
54 #include "MetricsInfo.h"
55 #include "OutputParams.h"
59 #include "frontends/Application.h"
60 #include "frontends/Clipboard.h"
61 #include "frontends/Painter.h"
62 #include "frontends/Selection.h"
64 #include "support/debug.h"
65 #include "support/docstream.h"
66 #include "support/gettext.h"
67 #include "support/lassert.h"
68 #include "support/lstrings.h"
69 #include "support/textutils.h"
75 using namespace lyx::support;
79 using cap::copySelection;
80 using cap::grabAndEraseSelection;
81 using cap::cutSelection;
82 using cap::replaceSelection;
83 using cap::selClearOrDel;
86 InsetMathNest::InsetMathNest(Buffer * buf, idx_type nargs)
87 : InsetMath(buf), cells_(nargs), lock_(false)
93 InsetMathNest::InsetMathNest(InsetMathNest const & inset)
94 : InsetMath(inset), cells_(inset.cells_), lock_(inset.lock_)
98 InsetMathNest::~InsetMathNest()
100 map<BufferView const *, bool>::iterator it = mouse_hover_.begin();
101 map<BufferView const *, bool>::iterator end = mouse_hover_.end();
102 for (; it != end; ++it)
104 it->first->clearLastInset(this);
108 InsetMathNest & InsetMathNest::operator=(InsetMathNest const & inset)
110 cells_ = inset.cells_;
112 mouse_hover_.clear();
113 InsetMath::operator=(inset);
118 void InsetMathNest::setBuffer(Buffer & buffer)
120 InsetMath::setBuffer(buffer);
121 for (MathData & data : cells_)
122 data.setBuffer(buffer);
126 InsetMath::idx_type InsetMathNest::nargs() const
128 return cells_.size();
132 void InsetMathNest::cursorPos(BufferView const & bv,
133 CursorSlice const & sl, bool /*boundary*/,
134 int & x, int & y) const
136 // FIXME: This is a hack. Ideally, the coord cache should not store
137 // absolute positions, but relative ones. This would mean to call
138 // setXY() not in MathData::draw(), but in the parent insets' draw()
139 // with the correctly adjusted x,y values. But this means that we'd have
140 // to touch all (math)inset's draw() methods. Right now, we'll store
141 // absolute value, and make them here relative, only to make them
142 // absolute again when actually drawing the cursor. What a mess.
143 LASSERT(&sl.inset() == this, return);
144 MathData const & ar = sl.cell();
145 CoordCache const & coord_cache = bv.coordCache();
146 if (!coord_cache.getArrays().has(&ar)) {
147 // this can (semi-)legally happen if we just created this cell
148 // and it never has been drawn before. So don't ASSERT.
149 //lyxerr << "no cached data for array " << &ar << endl;
154 Point const pt = coord_cache.getArrays().xy(&ar);
155 if (!coord_cache.getInsets().has(this)) {
157 //lyxerr << "no cached data for inset " << this << endl;
162 Point const pt2 = coord_cache.getInsets().xy(this);
163 //lyxerr << "retrieving position cache for MathData "
164 // << pt.x_ << ' ' << pt.y_ << endl;
165 x = pt.x_ - pt2.x_ + ar.pos2x(&bv, sl.pos());
167 // lyxerr << "pt.y_ : " << pt.y_ << " pt2_.y_ : " << pt2.y_
168 // << " asc: " << ascent() << " des: " << descent()
169 // << " ar.asc: " << ar.ascent() << " ar.des: " << ar.descent() << endl;
170 // move cursor visually into empty cells ("blue rectangles");
172 Dimension const dim = coord_cache.getArrays().dim(&ar);
178 void InsetMathNest::cellsMetrics(MetricsInfo const & mi) const
181 for (auto const & cell : cells_) {
183 cell.metrics(m, dim);
188 void InsetMathNest::updateBuffer(ParIterator const & it, UpdateType utype, bool const deleted)
190 for (idx_type i = 0, n = nargs(); i != n; ++i)
191 cell(i).updateBuffer(it, utype, deleted);
196 bool InsetMathNest::idxNext(Cursor & cur) const
198 LASSERT(&cur.inset() == this, return false);
199 if (cur.idx() == cur.lastidx())
207 bool InsetMathNest::idxForward(Cursor & cur) const
213 bool InsetMathNest::idxPrev(Cursor & cur) const
215 LASSERT(&cur.inset() == this, return false);
219 cur.pos() = lyxrc.mac_like_cursor_movement ? cur.lastpos() : 0;
224 bool InsetMathNest::idxBackward(Cursor & cur) const
230 bool InsetMathNest::idxFirst(Cursor & cur) const
232 LASSERT(&cur.inset() == this, return false);
235 cur.idx() = firstIdx();
241 bool InsetMathNest::idxLast(Cursor & cur) const
243 LASSERT(&cur.inset() == this, return false);
246 cur.idx() = lastIdx();
247 cur.pos() = cur.lastpos();
252 void InsetMathNest::dump() const
254 odocstringstream oss;
255 otexrowstream ots(oss);
257 os << "---------------------------------------------\n";
260 for (idx_type i = 0, n = nargs(); i != n; ++i)
261 os << cell(i) << "\n";
262 os << "---------------------------------------------\n";
263 lyxerr << to_utf8(oss.str());
267 void InsetMathNest::draw(PainterInfo &, int, int) const
271 pi.pain.fillRectangle(x, y - ascent(), width(), height(),
277 void InsetMathNest::validate(LaTeXFeatures & features) const
279 for (idx_type i = 0; i < nargs(); ++i)
280 cell(i).validate(features);
284 void InsetMathNest::replace(ReplaceData & rep)
286 for (idx_type i = 0; i < nargs(); ++i)
287 cell(i).replace(rep);
291 bool InsetMathNest::contains(MathData const & ar) const
293 for (idx_type i = 0; i < nargs(); ++i)
294 if (cell(i).contains(ar))
300 bool InsetMathNest::lock() const
306 void InsetMathNest::lock(bool l)
312 bool InsetMathNest::isActive() const
318 MathData InsetMathNest::glue() const
321 for (size_t i = 0; i < nargs(); ++i)
327 void InsetMathNest::write(WriteStream & os) const
329 MathEnsurer ensurer(os, currentMode() == MATH_MODE);
330 ModeSpecifier specifier(os, currentMode(), lockedMode());
331 docstring const latex_name = name();
332 os << '\\' << latex_name;
333 os.inMathClass(asClassInset());
334 for (size_t i = 0; i < nargs(); ++i) {
335 Changer dummy = os.changeRowEntry(TexRow::mathEntry(id(),i));
336 os << '{' << cell(i) << '}';
339 os.pendingSpace(true);
340 if (lock_ && !os.latex()) {
342 os.pendingSpace(true);
344 os.inMathClass(false);
348 void InsetMathNest::normalize(NormalStream & os) const
351 for (size_t i = 0; i < nargs(); ++i)
352 os << ' ' << cell(i);
357 void InsetMathNest::latex(otexstream & os, OutputParams const & runparams) const
359 WriteStream wi(os, runparams.moving_arg, true,
360 runparams.dryrun ? WriteStream::wsDryrun : WriteStream::wsDefault,
362 wi.strikeoutMath(runparams.inDeletedInset);
363 if (runparams.inulemcmd) {
364 wi.ulemCmd(WriteStream::UNDERLINE);
365 if (runparams.local_font) {
366 FontInfo f = runparams.local_font->fontInfo();
367 if (f.strikeout() == FONT_ON)
368 wi.ulemCmd(WriteStream::STRIKEOUT);
371 wi.canBreakLine(os.canBreakLine());
372 Changer dummy = wi.changeRowEntry(TexRow::textEntry(runparams.lastid,
375 // Reset parbreak and command termination status after a math inset.
377 os.canBreakLine(wi.canBreakLine());
378 os.terminateCommand(false);
382 bool InsetMathNest::setMouseHover(BufferView const * bv, bool mouse_hover)
385 mouse_hover_[bv] = mouse_hover;
390 bool InsetMathNest::notifyCursorLeaves(Cursor const & /*old*/, Cursor & /*cur*/)
394 MathData & ar = cur.cell();
395 // remove base-only "scripts"
396 for (pos_type i = 0; i + 1 < ar.size(); ++i) {
397 InsetMathScript * p = operator[](i).nucleus()->asScriptInset();
398 if (p && p->nargs() == 1) {
399 MathData ar = p->nuc();
402 cur.adjust(i, ar.size() - 1);
406 // glue adjacent font insets of the same kind
407 for (pos_type i = 0; i + 1 < size(); ++i) {
408 InsetMathFont * p = operator[](i).nucleus()->asFontInset();
409 InsetMathFont const * q = operator[](i + 1)->asFontInset();
410 if (p && q && p->name() == q->name()) {
411 p->cell(0).append(q->cell(0));
421 void InsetMathNest::handleFont
422 (Cursor & cur, docstring const & arg, char const * const font)
424 handleFont(cur, arg, from_ascii(font));
428 void InsetMathNest::handleFont(Cursor & cur, docstring const & arg,
429 docstring const & font)
431 cur.recordUndoSelection();
433 // this whole function is a hack and won't work for incremental font
435 if (cur.inset().asInsetMath()->name() == font)
436 cur.handleFont(to_utf8(font));
438 handleNest(cur, createInsetMath(font, cur.buffer()), arg);
442 void InsetMathNest::handleNest(Cursor & cur, MathAtom const & nest)
444 handleNest(cur, nest, docstring());
448 void InsetMathNest::handleNest(Cursor & cur, MathAtom const & nest,
449 docstring const & arg)
451 CursorSlice i1 = cur.selBegin();
452 CursorSlice i2 = cur.selEnd();
453 if (!i1.inset().asInsetMath())
455 if (i1.idx() == i2.idx()) {
456 // the easy case where only one cell is selected
457 cur.handleNest(nest);
462 // multiple selected cells in a simple non-grid inset
463 if (i1.asInsetMath()->nrows() == 0 || i1.asInsetMath()->ncols() == 0) {
464 for (idx_type i = i1.idx(); i <= i2.idx(); ++i) {
469 cur.pos() = cur.lastpos();
472 // change font of cell
473 cur.handleNest(nest);
476 // cur is in the font inset now. If the loop continues,
477 // we need to get outside again for the next cell
478 if (i + 1 <= i2.idx())
484 // the complicated case with multiple selected cells in a grid
487 cap::region(i1, i2, r1, r2, c1, c2);
488 for (row_type row = r1; row <= r2; ++row) {
489 for (col_type col = c1; col <= c2; ++col) {
491 cur.idx() = i1.asInsetMath()->index(row, col);
494 cur.pos() = cur.lastpos();
498 cur.handleNest(nest);
501 // cur is in the font inset now. If the loop continues,
502 // we need to get outside again for the next cell
503 if (col + 1 <= c2 || row + 1 <= r2)
510 void InsetMathNest::handleFont2(Cursor & cur, docstring const & arg)
512 cur.recordUndoSelection();
515 font.fromString(to_utf8(arg), b);
516 if (font.fontInfo().color() != Color_inherit &&
517 font.fontInfo().color() != Color_ignore)
518 handleNest(cur, MathAtom(new InsetMathColor(buffer_, true, font.fontInfo().color())));
520 // FIXME: support other font changes here as well?
523 void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
525 //LYXERR0("InsetMathNest: request: " << cmd);
527 Parse::flags parseflg = Parse::QUIET | Parse::USETEXT;
529 FuncCode const act = cmd.action();
532 case LFUN_CLIPBOARD_PASTE:
533 parseflg |= Parse::VERBATIM;
536 if (cur.currentMode() != MATH_MODE)
537 parseflg |= Parse::TEXTMODE;
538 cur.recordUndoSelection();
539 cur.message(_("Paste"));
540 replaceSelection(cur);
542 if (cmd.argument().empty() && !theClipboard().isInternal())
543 topaste = theClipboard().getAsText(frontend::Clipboard::PlainTextType);
546 idocstringstream is(cmd.argument());
548 topaste = cap::selection(n, buffer().params().documentClassPtr());
550 cur.niceInsert(topaste, parseflg, false);
551 cur.clearSelection(); // bug 393
552 cur.forceBufferUpdate();
559 cutSelection(cur, true);
560 cur.message(_("Cut"));
561 // Prevent stale position >= size crash
562 // Probably not necessary anymore, see eraseSelection (gb 2005-10-09)
564 cur.forceBufferUpdate();
569 cur.message(_("Copy"));
572 case LFUN_MOUSE_PRESS:
573 lfunMousePress(cur, cmd);
576 case LFUN_MOUSE_MOTION:
577 lfunMouseMotion(cur, cmd);
580 case LFUN_MOUSE_RELEASE:
581 lfunMouseRelease(cur, cmd);
584 case LFUN_FINISHED_LEFT: // in math, left is backwards
585 case LFUN_FINISHED_BACKWARD:
586 cur.bv().cursor() = cur;
589 case LFUN_FINISHED_RIGHT: // in math, right is forward
590 case LFUN_FINISHED_FORWARD:
592 cur.bv().cursor() = cur;
595 case LFUN_WORD_RIGHT:
597 case LFUN_WORD_BACKWARD:
598 case LFUN_WORD_FORWARD:
599 case LFUN_CHAR_RIGHT:
601 case LFUN_CHAR_BACKWARD:
602 case LFUN_CHAR_FORWARD:
603 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
605 case LFUN_WORD_RIGHT_SELECT:
606 case LFUN_WORD_LEFT_SELECT:
607 case LFUN_WORD_BACKWARD_SELECT:
608 case LFUN_WORD_FORWARD_SELECT:
609 case LFUN_CHAR_RIGHT_SELECT:
610 case LFUN_CHAR_LEFT_SELECT:
611 case LFUN_CHAR_BACKWARD_SELECT:
612 case LFUN_CHAR_FORWARD_SELECT: {
613 // are we in a selection?
614 bool select = (act == LFUN_WORD_RIGHT_SELECT
615 || act == LFUN_WORD_LEFT_SELECT
616 || act == LFUN_WORD_BACKWARD_SELECT
617 || act == LFUN_WORD_FORWARD_SELECT
618 || act == LFUN_CHAR_RIGHT_SELECT
619 || act == LFUN_CHAR_LEFT_SELECT
620 || act == LFUN_CHAR_BACKWARD_SELECT
621 || act == LFUN_CHAR_FORWARD_SELECT);
623 bool word = (act == LFUN_WORD_RIGHT_SELECT
624 || act == LFUN_WORD_LEFT_SELECT
625 || act == LFUN_WORD_BACKWARD_SELECT
626 || act == LFUN_WORD_FORWARD_SELECT
627 || act == LFUN_WORD_RIGHT
628 || act == LFUN_WORD_LEFT
629 || act == LFUN_WORD_BACKWARD
630 || act == LFUN_WORD_FORWARD);
631 // are we moving forward or backwards?
632 // If the command was RIGHT or LEFT, then whether we're moving forward
633 // or backwards depends on the cursor movement mode (logical or visual):
634 // * in visual mode, since math is always LTR, right -> forward,
636 // * in logical mode, the mapping is determined by the
637 // reverseDirectionNeeded() function
640 FuncCode finish_lfun;
642 if (act == LFUN_CHAR_FORWARD
643 || act == LFUN_CHAR_FORWARD_SELECT
644 || act == LFUN_WORD_FORWARD
645 || act == LFUN_WORD_FORWARD_SELECT) {
647 finish_lfun = LFUN_FINISHED_FORWARD;
649 else if (act == LFUN_CHAR_BACKWARD
650 || act == LFUN_CHAR_BACKWARD_SELECT
651 || act == LFUN_WORD_BACKWARD
652 || act == LFUN_WORD_BACKWARD_SELECT) {
654 finish_lfun = LFUN_FINISHED_BACKWARD;
657 bool right = (act == LFUN_CHAR_RIGHT_SELECT
658 || act == LFUN_CHAR_RIGHT
659 || act == LFUN_WORD_RIGHT_SELECT
660 || act == LFUN_WORD_RIGHT);
661 if (lyxrc.visual_cursor || !cur.reverseDirectionNeeded())
667 finish_lfun = LFUN_FINISHED_RIGHT;
669 finish_lfun = LFUN_FINISHED_LEFT;
671 // Now that we know exactly what we want to do, let's do it!
672 cur.selHandle(select);
674 cur.macroModeClose();
675 // try moving forward or backwards as necessary...
676 if (!(forward ? cur.mathForward(word) : cur.mathBackward(word))) {
677 // ... and if movement failed, then finish forward or backwards
679 cmd = FuncRequest(finish_lfun);
687 case LFUN_PARAGRAPH_UP:
688 case LFUN_PARAGRAPH_DOWN:
689 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
691 case LFUN_DOWN_SELECT:
693 case LFUN_PARAGRAPH_UP_SELECT:
694 case LFUN_PARAGRAPH_DOWN_SELECT: {
695 // close active macro
696 if (cur.inMacroMode()) {
697 cur.macroModeClose();
701 // stop/start the selection
702 bool select = act == LFUN_DOWN_SELECT
703 || act == LFUN_UP_SELECT
704 || act == LFUN_PARAGRAPH_DOWN_SELECT
705 || act == LFUN_PARAGRAPH_UP_SELECT;
706 cur.selHandle(select);
709 bool up = act == LFUN_UP || act == LFUN_UP_SELECT
710 || act == LFUN_PARAGRAPH_UP || act == LFUN_PARAGRAPH_UP_SELECT;
711 bool successful = cur.upDownInMath(up);
715 if (cur.fixIfBroken())
716 // FIXME: Something bad happened. We pass the corrected Cursor
717 // instead of letting things go worse.
720 // We did not manage to move the cursor.
725 case LFUN_MOUSE_DOUBLE:
726 case LFUN_WORD_SELECT:
728 cur.bv().mouseSetCursor(cur);
729 cur.pos() = cur.lastpos();
730 cur.bv().mouseSetCursor(cur, true);
733 case LFUN_MOUSE_TRIPLE:
736 cur.bv().mouseSetCursor(cur);
737 cur.idx() = cur.lastidx();
738 cur.pos() = cur.lastpos();
739 cur.bv().mouseSetCursor(cur, true);
742 case LFUN_LINE_BEGIN:
743 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
745 case LFUN_LINE_BEGIN_SELECT:
746 cur.selHandle(act == LFUN_WORD_BACKWARD_SELECT ||
747 act == LFUN_WORD_LEFT_SELECT ||
748 act == LFUN_LINE_BEGIN_SELECT);
749 cur.macroModeClose();
750 if (cur.pos() != 0) {
752 } else if (cur.col() != 0) {
753 cur.idx() -= cur.col();
755 } else if (cur.idx() != 0) {
759 cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
765 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
767 case LFUN_LINE_END_SELECT:
768 cur.selHandle(act == LFUN_WORD_FORWARD_SELECT ||
769 act == LFUN_WORD_RIGHT_SELECT ||
770 act == LFUN_LINE_END_SELECT);
771 cur.macroModeClose();
773 if (cur.pos() != cur.lastpos()) {
774 cur.pos() = cur.lastpos();
775 } else if (ncols() && (cur.col() != cur.lastcol())) {
776 cur.idx() = cur.idx() - cur.col() + cur.lastcol();
777 cur.pos() = cur.lastpos();
778 } else if (cur.idx() != cur.lastidx()) {
779 cur.idx() = cur.lastidx();
780 cur.pos() = cur.lastpos();
782 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
787 case LFUN_CELL_FORWARD:
788 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
789 cur.selHandle(false);
791 cur.macroModeClose();
792 if (!cur.inset().idxNext(cur)) {
793 cur.idx() = firstIdx();
798 case LFUN_CELL_BACKWARD:
799 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
800 cur.selHandle(false);
802 cur.macroModeClose();
803 if (!cur.inset().idxPrev(cur)) {
804 cur.idx() = lastIdx();
805 cur.pos() = lyxrc.mac_like_cursor_movement ? cur.lastpos() : 0;
809 case LFUN_WORD_DELETE_BACKWARD:
810 case LFUN_CHAR_DELETE_BACKWARD:
812 // May affect external cell:
813 cur.recordUndoInset();
814 else if (!cur.inMacroMode())
815 cur.recordUndoSelection();
816 // if the inset can not be removed from within, delete it
817 if (!cur.backspace(cmd.getArg(0) == "force")) {
818 FuncRequest newcmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD, "force");
819 cur.innerText()->dispatch(cur, newcmd);
823 case LFUN_WORD_DELETE_FORWARD:
824 case LFUN_CHAR_DELETE_FORWARD:
825 if (cur.pos() == cur.lastpos())
826 // May affect external cell:
827 cur.recordUndoInset();
829 cur.recordUndoSelection();
830 // if the inset can not be removed from within, delete it
831 if (!cur.erase(cmd.getArg(0) == "force")) {
832 FuncRequest newcmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD, "force");
833 cur.innerText()->dispatch(cur, newcmd);
839 cur.clearSelection();
841 if (cur.inMacroMode())
842 cur.macroModeClose(true);
844 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
850 // 'Locks' the math inset. A 'locked' math inset behaves as a unit
851 // that is traversed by a single <CursorLeft>/<CursorRight>.
852 case LFUN_INSET_TOGGLE:
858 case LFUN_SELF_INSERT:
859 // special case first for big delimiters
860 if (cmd.argument().size() != 1 && interpretString(cur, cmd.argument()))
863 for (char_type c : cmd.argument()) {
864 // Don't record undo steps if we are in macro mode and thus
865 // cmd.argument is the next character of the macro name.
866 // Otherwise we'll get an invalid cursor if we undo after
867 // the macro was finished and the macro is a known command,
868 // e.g. sqrt. Cursor::macroModeClose replaces in this case
869 // the InsetMathUnknown with name "frac" by an empty
870 // InsetMathFrac -> a pos value > 0 is invalid.
871 // A side effect is that an undo before the macro is finished
872 // undoes the complete macro, not only the last character.
873 // At the time we hit '\' we are not in macro mode, still.
874 if (!cur.inMacroMode())
875 cur.recordUndoSelection();
877 // special handling of space. If we insert an inset
878 // via macro mode, we want to put the cursor inside it
879 // if relevant. Think typing "\frac<space>".
881 && cur.inMacroMode() && cur.macroName() != "\\"
882 && cur.macroModeClose() && cur.pos() > 0)
883 cur.editInsertedInset();
884 else if (!interpretChar(cur, c)) {
885 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
887 // FIXME: can we avoid skipping the end of the string?
893 //case LFUN_SERVER_GET_XY:
896 case LFUN_SERVER_SET_XY: {
897 lyxerr << "LFUN_SERVER_SET_XY broken!" << endl;
900 istringstream is(to_utf8(cmd.argument()));
906 // Special casing for superscript in case of LyX handling
908 case LFUN_ACCENT_CIRCUMFLEX:
909 if (cmd.argument().empty()) {
910 // do superscript if LyX handles
912 cur.recordUndoSelection();
913 script(cur, true, grabAndEraseSelection(cur));
917 case LFUN_ACCENT_UMLAUT:
918 case LFUN_ACCENT_ACUTE:
919 case LFUN_ACCENT_GRAVE:
920 case LFUN_ACCENT_BREVE:
921 case LFUN_ACCENT_DOT:
922 case LFUN_ACCENT_MACRON:
923 case LFUN_ACCENT_CARON:
924 case LFUN_ACCENT_TILDE:
925 case LFUN_ACCENT_CEDILLA:
926 case LFUN_ACCENT_CIRCLE:
927 case LFUN_ACCENT_UNDERDOT:
928 case LFUN_ACCENT_TIE:
929 case LFUN_ACCENT_OGONEK:
930 case LFUN_ACCENT_HUNGARIAN_UMLAUT:
934 case LFUN_TEXTSTYLE_APPLY:
935 case LFUN_TEXTSTYLE_UPDATE:
936 handleFont2(cur, cmd.argument());
940 if (currentMode() != MATH_MODE)
941 handleFont(cur, cmd.argument(), "textbf");
943 handleFont(cur, cmd.argument(), "mathbf");
945 case LFUN_FONT_BOLDSYMBOL:
946 if (currentMode() != MATH_MODE)
947 handleFont(cur, cmd.argument(), "textbf");
949 handleFont(cur, cmd.argument(), "boldsymbol");
952 if (currentMode() != MATH_MODE)
953 handleFont(cur, cmd.argument(), "textsf");
955 handleFont(cur, cmd.argument(), "mathsf");
958 if (currentMode() != MATH_MODE)
959 handleFont(cur, cmd.argument(), "emph");
961 handleFont(cur, cmd.argument(), "mathcal");
963 case LFUN_FONT_ROMAN:
964 if (currentMode() != MATH_MODE)
965 handleFont(cur, cmd.argument(), "textrm");
967 handleFont(cur, cmd.argument(), "mathrm");
969 case LFUN_FONT_TYPEWRITER:
970 if (currentMode() != MATH_MODE)
971 handleFont(cur, cmd.argument(), "texttt");
973 handleFont(cur, cmd.argument(), "mathtt");
976 handleFont(cur, cmd.argument(), "mathfrak");
979 if (currentMode() != MATH_MODE)
980 handleFont(cur, cmd.argument(), "textit");
982 handleFont(cur, cmd.argument(), "mathit");
985 if (currentMode() != MATH_MODE)
986 // FIXME: should be "noun"
987 handleFont(cur, cmd.argument(), "textsc");
989 handleFont(cur, cmd.argument(), "mathbb");
991 case LFUN_FONT_DEFAULT:
992 handleFont(cur, cmd.argument(), "textnormal");
994 case LFUN_FONT_UNDERLINE:
996 cur.handleNest(createInsetMath("underline", cur.buffer()));
999 case LFUN_MATH_MODE: {
1001 // ignore math-mode on when already in math mode
1002 if (currentMode() == Inset::MATH_MODE && cmd.argument() == "on")
1004 cur.recordUndoSelection();
1005 cur.macroModeClose();
1006 docstring const save_selection = grabAndEraseSelection(cur);
1008 if (currentMode() != Inset::MATH_MODE)
1009 cur.plainInsert(MathAtom(new InsetMathEnsureMath(buffer_)));
1011 cur.plainInsert(createInsetMath("text", buffer_));
1013 cur.pushBackward(*cur.nextInset());
1014 cur.niceInsert(save_selection);
1015 cur.forceBufferUpdate();
1017 if (currentMode() == Inset::TEXT_MODE) {
1018 cur.recordUndoSelection();
1019 cur.niceInsert(MathAtom(new InsetMathHull("simple", cur.buffer())));
1020 cur.message(_("create new math text environment ($...$)"));
1022 handleFont(cur, cmd.argument(), "textrm");
1023 cur.message(_("entered math text mode (textrm)"));
1029 case LFUN_REGEXP_MODE: {
1030 InsetMath * im = cur.inset().asInsetMath();
1032 InsetMathHull * i = im->asHullInset();
1033 if (i && i->getType() == hullRegexp) {
1034 cur.message(_("Already in regular expression mode"));
1038 cur.macroModeClose();
1039 docstring const save_selection = grabAndEraseSelection(cur);
1041 cur.plainInsert(MathAtom(new InsetMathHull(buffer_, hullRegexp)));
1043 cur.pushBackward(*cur.nextInset());
1044 cur.niceInsert(save_selection);
1045 cur.message(_("Regular expression editor mode"));
1049 case LFUN_MATH_FONT_STYLE: {
1050 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, '\\' + cmd.argument());
1051 doDispatch(cur, fr);
1055 case LFUN_MATH_SIZE: {
1056 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, cmd.argument());
1057 doDispatch(cur, fr);
1061 case LFUN_MATH_MATRIX: {
1067 idocstringstream is(cmd.argument());
1068 is >> m >> n >> v_align >> h_align;
1074 cur.niceInsert(MathAtom(new InsetMathArray(buffer_,
1075 from_ascii("array"), m, n, (char)v_align[0], h_align)));
1079 case LFUN_MATH_AMS_MATRIX: {
1083 docstring name = from_ascii("matrix");
1084 idocstringstream is(cmd.argument());
1085 is >> m >> n >> name;
1090 // check if we have a valid decoration
1091 if (name != "pmatrix" && name != "bmatrix"
1092 && name != "Bmatrix" && name != "vmatrix"
1093 && name != "Vmatrix" && name != "matrix"
1094 && name != "smallmatrix")
1095 name = from_ascii("matrix");
1098 MathAtom(new InsetMathAMSArray(buffer_, name, m, n)));
1102 case LFUN_MATH_DELIM: {
1104 docstring rs = split(cmd.argument(), ls, ' ');
1105 // Reasonable default values
1111 cur.handleNest(MathAtom(new InsetMathDelim(buffer_, ls, rs)));
1115 case LFUN_MATH_BIGDELIM: {
1116 docstring const lname = from_utf8(cmd.getArg(0));
1117 docstring const ldelim = from_utf8(cmd.getArg(1));
1118 docstring const rname = from_utf8(cmd.getArg(2));
1119 docstring const rdelim = from_utf8(cmd.getArg(3));
1120 latexkeys const * l = in_word_set(lname);
1121 bool const have_l = l && l->inset == "big" &&
1122 InsetMathBig::isBigInsetDelim(ldelim);
1123 l = in_word_set(rname);
1124 bool const have_r = l && l->inset == "big" &&
1125 InsetMathBig::isBigInsetDelim(rdelim);
1126 // We mimic LFUN_MATH_DELIM in case we have an empty left
1127 // or right delimiter.
1128 if (have_l || have_r) {
1130 docstring const selection = grabAndEraseSelection(cur);
1133 cur.insert(MathAtom(new InsetMathBig(lname,
1135 // first insert the right delimiter and then go back
1136 // and re-insert the selection (bug 7088)
1138 cur.insert(MathAtom(new InsetMathBig(rname,
1142 cur.niceInsert(selection);
1144 // Don't call cur.undispatched() if we did nothing, this would
1145 // lead to infinite recursion via Text::dispatch().
1149 case LFUN_SPACE_INSERT: {
1150 cur.recordUndoSelection();
1151 string const name = cmd.getArg(0);
1152 if (name == "normal")
1153 cur.insert(MathAtom(new InsetMathSpace(" ", "")));
1154 else if (name == "protected")
1155 cur.insert(MathAtom(new InsetMathSpace("~", "")));
1156 else if (name == "thin" || name == "med" || name == "thick")
1157 cur.insert(MathAtom(new InsetMathSpace(name + "space", "")));
1158 else if (name == "hfill*")
1159 cur.insert(MathAtom(new InsetMathSpace("hspace*{\\fill}", "")));
1160 else if (name == "quad" || name == "qquad" ||
1161 name == "enspace" || name == "enskip" ||
1162 name == "negthinspace" || name == "negmedspace" ||
1163 name == "negthickspace" || name == "hfill")
1164 cur.insert(MathAtom(new InsetMathSpace(name, "")));
1165 else if (name == "hspace" || name == "hspace*") {
1166 string const len = cmd.getArg(1);
1167 if (len.empty() || !isValidLength(len)) {
1168 lyxerr << "LyX function 'space-insert " << name << "' "
1169 "needs a valid length argument." << endl;
1172 cur.insert(MathAtom(new InsetMathSpace(name, len)));
1174 cur.insert(MathAtom(new InsetMathSpace));
1178 case LFUN_MATH_SPACE:
1179 cur.recordUndoSelection();
1180 if (cmd.argument().empty())
1181 cur.insert(MathAtom(new InsetMathSpace));
1183 string const name = cmd.getArg(0);
1184 string const len = cmd.getArg(1);
1185 cur.insert(MathAtom(new InsetMathSpace(name, len)));
1189 case LFUN_ERT_INSERT:
1190 // interpret this as if a backslash was typed
1192 interpretChar(cur, '\\');
1195 case LFUN_MATH_SUBSCRIPT:
1196 // interpret this as if a _ was typed
1197 cur.recordUndoSelection();
1198 interpretChar(cur, '_');
1201 case LFUN_MATH_SUPERSCRIPT:
1202 // interpret this as if a ^ was typed
1203 cur.recordUndoSelection();
1204 interpretChar(cur, '^');
1207 case LFUN_MATH_MACRO_FOLD:
1208 case LFUN_MATH_MACRO_UNFOLD: {
1210 bool fold = act == LFUN_MATH_MACRO_FOLD;
1211 bool found = findMacroToFoldUnfold(it, fold);
1213 InsetMathMacro * macro = it.nextInset()->asInsetMath()->asMacro();
1214 cur.recordUndoInset();
1223 case LFUN_QUOTE_INSERT:
1224 // interpret this as if a straight " was typed
1225 cur.recordUndoSelection();
1226 interpretChar(cur, '\"');
1229 // FIXME: We probably should swap parts of "math-insert" and "self-insert"
1230 // handling such that "self-insert" works on "arbitrary stuff" too, and
1231 // math-insert only handles special math things like "matrix".
1232 case LFUN_MATH_INSERT: {
1233 cur.recordUndoSelection();
1234 if (cmd.argument() == "^" || cmd.argument() == "_")
1235 interpretChar(cur, cmd.argument()[0]);
1236 else if (!cur.selection())
1237 cur.niceInsert(cmd.argument());
1239 MathData ar(cur.buffer());
1240 asArray(cmd.argument(), ar);
1242 && ar[0]->asNestInset()
1243 && ar[0]->asNestInset()->nargs() > 1)
1244 handleNest(cur, ar[0]);
1246 cur.niceInsert(cmd.argument());
1251 case LFUN_DIALOG_SHOW_NEW_INSET: {
1252 docstring const & name = cmd.argument();
1254 if (name == "ref") {
1255 InsetMathRef tmp(buffer_, name);
1256 data = tmp.createDialogStr();
1257 cur.bv().showDialog(to_utf8(name), data);
1258 } else if (name == "mathspace") {
1259 cur.bv().showDialog(to_utf8(name));
1264 case LFUN_INSET_INSERT: {
1266 if (createInsetMath_fromDialogStr(cmd.argument(), ar)) {
1267 cur.recordUndoSelection();
1269 cur.forceBufferUpdate();
1274 case LFUN_INSET_DISSOLVE:
1275 if (!asHullInset()) {
1276 cur.recordUndoInset();
1281 case LFUN_MATH_LIMITS: {
1283 if (cur.pos() < cur.lastpos() && cur.nextMath().allowsLimitsChange())
1284 in = &cur.nextMath();
1285 else if (cur.pos() > 0 && cur.prevMath().allowsLimitsChange())
1286 in = &cur.prevMath();
1287 else if (cur.lastpos() > 0 && cur.cell().back()->allowsLimitsChange())
1288 in = cur.cell().back().nucleus();
1289 // only when nucleus allows this
1292 cur.recordUndoInset();
1293 if (!cmd.argument().empty()) {
1294 if (cmd.argument() == "limits")
1296 else if (cmd.argument() == "nolimits")
1297 in->limits(NO_LIMITS);
1299 in->limits(AUTO_LIMITS);
1300 } else if (in->limits() == AUTO_LIMITS)
1301 in->limits(in->defaultLimits() == LIMITS ? NO_LIMITS : LIMITS);
1303 in->limits(AUTO_LIMITS);
1308 InsetMath::doDispatch(cur, cmd);
1314 bool InsetMathNest::findMacroToFoldUnfold(Cursor & it, bool fold) const {
1315 // look for macro to open/close, but stay in mathed
1316 for (; !it.empty(); it.pop_back()) {
1318 // go backward through the current cell
1319 Inset * inset = it.nextInset();
1320 while (inset && inset->asInsetMath()) {
1321 InsetMathMacro * macro = inset->asInsetMath()->asMacro();
1323 // found the an macro to open/close?
1324 if (macro->folded() != fold)
1327 // Wrong folding state.
1328 // If this was the first we see in this slice, look further left,
1330 if (inset != it.nextInset())
1334 // go up if this was the left most position
1340 inset = it.nextInset();
1348 bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
1349 FuncStatus & flag) const
1351 // the font related toggles
1352 //string tc = "mathnormal";
1354 string const arg = to_utf8(cmd.argument());
1355 switch (cmd.action()) {
1357 case LFUN_INSET_MODIFY:
1358 // FIXME: check temporarily disabled
1360 char align = mathcursor::valign();
1361 if (align == '\0') {
1365 if (cmd.argument().empty()) {
1369 if (!contains("tcb", cmd.argument()[0])) {
1373 flag.setOnOff(cmd.argument()[0] == align);
1376 /// We have to handle them since 1.4 blocks all unhandled actions
1377 case LFUN_FONT_ITAL:
1378 case LFUN_FONT_BOLD:
1379 case LFUN_FONT_BOLDSYMBOL:
1380 case LFUN_FONT_SANS:
1381 case LFUN_FONT_EMPH:
1382 case LFUN_FONT_TYPEWRITER:
1383 case LFUN_FONT_NOUN:
1384 case LFUN_FONT_ROMAN:
1385 case LFUN_FONT_DEFAULT:
1386 flag.setEnabled(true);
1389 // we just need to be in math mode to enable that
1390 case LFUN_MATH_SIZE:
1391 case LFUN_MATH_SPACE:
1392 case LFUN_MATH_EXTERN:
1393 flag.setEnabled(true);
1396 case LFUN_FONT_UNDERLINE:
1397 case LFUN_FONT_FRAK:
1398 flag.setEnabled(currentMode() != TEXT_MODE);
1401 case LFUN_MATH_FONT_STYLE: {
1402 bool const textarg =
1403 arg == "textbf" || arg == "textsf" ||
1404 arg == "textrm" || arg == "textmd" ||
1405 arg == "textit" || arg == "textsc" ||
1406 arg == "textsl" || arg == "textup" ||
1407 arg == "texttt" || arg == "textbb" ||
1408 arg == "textnormal";
1409 flag.setEnabled(currentMode() != TEXT_MODE || textarg);
1413 case LFUN_MATH_MODE:
1414 // forbid "math-mode on" in math mode to prevent irritating
1415 // behaviour of menu entries (bug 6709)
1416 flag.setEnabled(currentMode() == TEXT_MODE || arg != "on");
1419 case LFUN_MATH_INSERT:
1420 flag.setEnabled(currentMode() != TEXT_MODE);
1423 case LFUN_MATH_AMS_MATRIX:
1424 case LFUN_MATH_MATRIX:
1425 flag.setEnabled(currentMode() == MATH_MODE);
1428 case LFUN_INSET_INSERT: {
1429 // Don't test createMathInset_fromDialogStr(), since
1430 // getStatus is not called with a valid reference and the
1431 // dialog would not be applicable.
1432 string const name = cmd.getArg(0);
1433 flag.setEnabled(name == "ref" || name == "mathspace");
1437 case LFUN_DIALOG_SHOW_NEW_INSET: {
1438 docstring const & name = cmd.argument();
1439 if (name == "space")
1440 flag.setEnabled(false);
1445 case LFUN_MATH_DELIM:
1446 case LFUN_MATH_BIGDELIM:
1447 // Don't do this with multi-cell selections
1448 flag.setEnabled(cur.selBegin().idx() == cur.selEnd().idx());
1451 case LFUN_MATH_MACRO_FOLD:
1452 case LFUN_MATH_MACRO_UNFOLD: {
1454 bool found = findMacroToFoldUnfold(it, cmd.action() == LFUN_MATH_MACRO_FOLD);
1455 flag.setEnabled(found);
1459 case LFUN_SPECIALCHAR_INSERT:
1460 case LFUN_SCRIPT_INSERT:
1461 // FIXME: These would probably make sense in math-text mode
1462 flag.setEnabled(false);
1465 case LFUN_CAPTION_INSERT:
1466 flag.setEnabled(false);
1469 case LFUN_SPACE_INSERT: {
1470 docstring const & name = cmd.argument();
1471 if (name == "visible")
1472 flag.setEnabled(false);
1476 case LFUN_INSET_DISSOLVE:
1477 flag.setEnabled(!asHullInset());
1481 docstring const & name = cmd.argument();
1482 if (name == "html" || name == "latex")
1483 flag.setEnabled(false);
1487 case LFUN_MATH_LIMITS: {
1489 if (cur.pos() < cur.lastpos() && cur.nextMath().allowsLimitsChange())
1490 in = &cur.nextMath();
1491 else if (cur.pos() > 0 && cur.prevMath().allowsLimitsChange())
1492 in = &cur.prevMath();
1493 else if (cur.lastpos() > 0 && cur.cell().back()->allowsLimitsChange())
1494 in = cur.cell().back().nucleus();
1496 if (!cmd.argument().empty()) {
1497 if (cmd.argument() == "limits")
1498 flag.setOnOff(in->limits() == LIMITS);
1499 else if (cmd.argument() == "nolimits")
1500 flag.setOnOff(in->limits() == NO_LIMITS);
1502 flag.setOnOff(in->limits() == AUTO_LIMITS);
1504 flag.setEnabled(true);
1506 flag.setEnabled(false);
1518 void InsetMathNest::edit(Cursor & cur, bool front, EntryDirection entry_from)
1521 bool enter_front = (entry_from == Inset::ENTRY_DIRECTION_LEFT ||
1522 (entry_from == Inset::ENTRY_DIRECTION_IGNORE && front));
1523 enter_front ? idxFirst(cur) : idxLast(cur);
1525 //lyxerr << "InsetMathNest::edit, cur:\n" << cur << endl;
1529 Inset * InsetMathNest::editXY(Cursor & cur, int x, int y)
1532 int dist_min = 1000000;
1533 for (idx_type i = 0, n = nargs(); i != n; ++i) {
1534 int const d = cell(i).dist(cur.bv(), x, y);
1543 MathData & ar = cell(idx_min);
1545 cur.idx() = idx_min;
1546 cur.pos() = ar.x2pos(&cur.bv(), x - ar.xo(cur.bv()));
1548 //lyxerr << "found cell : " << idx_min << " pos: " << cur.pos() << endl;
1549 if (dist_min == 0) {
1551 for (pos_type i = 0, n = ar.size(); i < n; ++i)
1552 if (ar[i]->covers(cur.bv(), x, y))
1553 return ar[i].nucleus()->editXY(cur, x, y);
1559 void InsetMathNest::lfunMousePress(Cursor & cur, FuncRequest & cmd)
1561 //lyxerr << "## lfunMousePress: buttons: " << cmd.button() << endl;
1562 BufferView & bv = cur.bv();
1563 if (cmd.button() == mouse_button::button3) {
1564 // Don't do anything if we right-click a
1565 // selection, a context menu will popup.
1566 if (bv.cursor().selection() && cur >= bv.cursor().selectionBegin()
1567 && cur < bv.cursor().selectionEnd()) {
1568 cur.noScreenUpdate();
1573 // set cursor after the inset if x is nearer to that position (bug 9748)
1574 cur.moveToClosestEdge(cmd.x(), true);
1576 bool do_selection = cmd.button() == mouse_button::button1
1577 && cmd.modifier() == ShiftModifier;
1578 bv.mouseSetCursor(cur, do_selection);
1579 if (cmd.button() == mouse_button::button1) {
1580 //lyxerr << "## lfunMousePress: setting cursor to: " << cur << endl;
1581 // Update the cursor update flags as needed:
1583 // Update::Decoration: tells to update the decoration
1584 // (visual box corners that define
1586 // Update::FitCursor: adjust the screen to the cursor
1587 // position if needed
1588 // cur.result().update(): don't overwrite previously set flags.
1589 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor
1590 | cur.result().screenUpdate());
1591 } else if (cmd.button() == mouse_button::button2 && lyxrc.mouse_middlebutton_paste) {
1592 if (cap::selection()) {
1593 // See comment in Text::dispatch why we do this
1594 cap::copySelectionToStack();
1595 cmd = FuncRequest(LFUN_PASTE, "0");
1596 doDispatch(bv.cursor(), cmd);
1599 asArray(theSelection().get(), ar);
1600 bv.cursor().insert(ar);
1606 void InsetMathNest::lfunMouseMotion(Cursor & cur, FuncRequest & cmd)
1608 // only select with button 1
1609 if (cmd.button() != mouse_button::button1)
1612 Cursor & bvcur = cur.bv().cursor();
1614 // ignore motions deeper nested than the real anchor
1615 if (!bvcur.realAnchor().hasPart(cur)) {
1620 // set cursor after the inset if x is nearer to that position (bug 9748)
1621 cur.moveToClosestEdge(cmd.x());
1623 CursorSlice old = bvcur.top();
1625 // We continue with our existing selection or start a new one, so don't
1626 // reset the anchor.
1627 bvcur.setCursor(cur);
1628 // Did we actually move?
1629 if (cur.top() == old)
1630 // We didn't move one iota, so no need to change selection status
1631 // or update the screen.
1632 cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1634 bvcur.setSelection();
1638 void InsetMathNest::lfunMouseRelease(Cursor & cur, FuncRequest & cmd)
1640 //lyxerr << "## lfunMouseRelease: buttons: " << cmd.button() << endl;
1642 if (cmd.button() == mouse_button::button1) {
1643 if (!cur.selection())
1644 cur.noScreenUpdate();
1646 Cursor & bvcur = cur.bv().cursor();
1647 bvcur.selection(true);
1656 bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
1658 // try auto-correction
1659 if (lyxrc.autocorrection_math && cur.pos() != 0
1660 && math_autocorrect(cur, c))
1663 //lyxerr << "interpret 2: '" << c << "'" << endl;
1664 docstring save_selection;
1665 if (c == '^' || c == '_')
1666 save_selection = grabAndEraseSelection(cur);
1669 Buffer * buf = cur.buffer();
1672 if (cur.inMacroMode()) {
1673 docstring name = cur.macroName();
1675 /// are we currently typing '#1' or '#2' or...?
1676 if (name == "\\#") {
1679 if (n >= 1 && n <= 9)
1680 cur.insert(new InsetMathMacroArgument(n));
1684 // do not finish macro for known * commands
1685 bool star_macro = c == '*'
1686 && (in_word_set(name.substr(1) + '*')
1687 || cur.buffer()->getMacro(name.substr(1) + "*", cur, true));
1688 if (isAlphaASCII(c) || star_macro) {
1689 cur.activeMacro()->setName(name + docstring(1, c));
1693 // handle 'special char' macros
1698 if (currentMode() != InsetMath::MATH_MODE)
1699 cur.niceInsert(createInsetMath("textbackslash", buf));
1701 cur.niceInsert(createInsetMath("backslash", buf));
1702 } else if (c == '^' && currentMode() == InsetMath::MATH_MODE) {
1704 cur.niceInsert(createInsetMath("mathcircumflex", buf));
1705 } else if (c == '{' || c == '%') {
1706 //using the saved selection as argument
1707 InsetMathUnknown * p = cur.activeMacro();
1709 MathData sel(cur.buffer());
1710 asArray(p->selection(), sel);
1713 cur.niceInsert(MathAtom(new InsetMathBrace(sel)));
1715 cur.niceInsert(MathAtom(new InsetMathComment(sel)));
1716 } else if (c == '#') {
1717 LASSERT(cur.activeMacro(), return false);
1718 cur.activeMacro()->setName(name + docstring(1, c));
1721 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1726 // One character big delimiters. The others are handled in
1727 // interpretString().
1728 latexkeys const * l = in_word_set(name.substr(1));
1729 if (name[0] == '\\' && l && l->inset == "big") {
1733 delim = from_ascii("\\{");
1736 delim = from_ascii("\\}");
1739 delim = docstring(1, c);
1742 if (InsetMathBig::isBigInsetDelim(delim)) {
1743 // name + delim ared a valid InsetMathBig.
1744 // We can't use cur.macroModeClose() because
1745 // it does not handle delim.
1746 InsetMathUnknown * p = cur.activeMacro();
1749 cur.cell().erase(cur.pos());
1750 cur.plainInsert(MathAtom(
1751 new InsetMathBig(name.substr(1), delim)));
1754 } else if (name == "\\smash" && c == '[') {
1755 // We can't use cur.macroModeClose() because
1756 // it would create an InsetMathPhantom
1757 InsetMathUnknown * p = cur.activeMacro();
1759 interpretChar(cur, c);
1763 // leave macro mode and try again if necessary
1764 if (cur.macroModeClose()) {
1765 MathAtom const atom = cur.prevAtom();
1766 if (atom->asNestInset() && atom->isActive()) {
1768 cur.nextInset()->edit(cur, true);
1772 cur.niceInsert(MathAtom(new InsetMathBrace(buf)));
1774 interpretChar(cur, c);
1779 // just clear selection on pressing the space bar
1780 if (cur.selection() && c == ' ') {
1781 cur.selection(false);
1786 //lyxerr << "starting with macro" << endl;
1787 bool reduced = cap::reduceSelectionToOneCell(cur);
1788 if (reduced || !cur.selection()) {
1789 cur.recordUndoInset();
1790 docstring const safe = cap::grabAndEraseSelection(cur);
1791 if (!cur.inRegexped())
1792 cur.insert(MathAtom(new InsetMathUnknown(from_ascii("\\"), safe, false)));
1794 cur.niceInsert(createInsetMath("backslash", buf));
1802 if (currentMode() != InsetMath::MATH_MODE)
1808 if (currentMode() != InsetMath::MATH_MODE) {
1809 // insert spaces in text or undecided mode,
1810 // but suppress direct insertion of two spaces in a row
1811 // the still allows typing '<space>a<space>' and deleting the 'a', but
1812 // it is better than nothing...
1813 if (cur.pos() == 0 || cur.prevAtom()->getChar() != ' ') {
1815 // FIXME: we have to enable full redraw here because of the
1816 // visual box corners that define the inset. If we know for
1817 // sure that we stay within the same cell we can optimize for
1819 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1823 if (cur.pos() != 0 && cur.prevAtom()->asSpaceInset()) {
1824 cur.prevAtom().nucleus()->asSpaceInset()->incSpace();
1825 // FIXME: we have to enable full redraw here because of the
1826 // visual box corners that define the inset. If we know for
1827 // sure that we stay within the same cell we can optimize for
1829 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1833 if (cur.popForward()) {
1834 // FIXME: we have to enable full redraw here because of the
1835 // visual box corners that define the inset. If we know for
1836 // sure that we stay within the same cell we can optimize for
1838 //cur.screenUpdateFlags(Update::FitCursor);
1842 // if we are at the very end, leave the formula
1843 return cur.pos() != cur.lastpos();
1846 // These should be treated differently when not in text mode:
1847 if (cur.inRegexped()) {
1850 cur.niceInsert(createInsetMath("mathcircumflex", buf));
1857 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1860 cur.niceInsert(createInsetMath("sim", buf));
1866 } else if (currentMode() != InsetMath::TEXT_MODE) {
1868 script(cur, false, save_selection);
1872 script(cur, true, save_selection);
1876 cur.niceInsert(createInsetMath("sim", buf));
1879 if (currentMode() == InsetMath::MATH_MODE && Encodings::isUnicodeTextOnly(c)) {
1880 MathAtom at = createInsetMath("text", buf);
1881 at.nucleus()->cell(0).push_back(MathAtom(new InsetMathChar(c)));
1888 cur.niceInsert(createInsetMath("textasciicircum", buf));
1892 cur.niceInsert(createInsetMath("textasciitilde", buf));
1897 if (c == '{' || c == '}' || c == '&' || c == '$' || c == '#' ||
1898 c == '%' || c == '_') {
1899 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1903 // no special circumstances, so insert the character without any fuss
1909 bool InsetMathNest::interpretString(Cursor & cur, docstring const & str)
1911 if (str == "\\limits" || str == "\\nolimits") {
1912 if (cur.pos() > 0 && cur.prevMath().allowsLimitsChange()) {
1913 cur.prevMath().limits(str == "\\limits" ? LIMITS : NO_LIMITS);
1916 cur.message(bformat(_("Cannot apply %1$s here."), str));
1920 // Create a InsetMathBig from cur.cell()[cur.pos() - 1] and t if
1922 if (!cur.empty() && cur.pos() > 0 &&
1923 cur.cell()[cur.pos() - 1]->asUnknownInset()) {
1924 if (InsetMathBig::isBigInsetDelim(str)) {
1925 docstring prev = asString(cur.cell()[cur.pos() - 1]);
1926 if (prev[0] == '\\') {
1927 prev = prev.substr(1);
1928 latexkeys const * l = in_word_set(prev);
1929 if (l && l->inset == "big") {
1930 cur.recordUndoSelection();
1931 cur.cell()[cur.pos() - 1] =
1932 MathAtom(new InsetMathBig(prev, str));
1942 bool InsetMathNest::script(Cursor & cur, bool up)
1944 return script(cur, up, docstring());
1948 bool InsetMathNest::script(Cursor & cur, bool up,
1949 docstring const & save_selection)
1951 // Hack to get \^ and \_ working
1952 //lyxerr << "handling script: up: " << up << endl;
1953 if (cur.inMacroMode() && cur.macroName() == "\\") {
1955 cur.niceInsert(createInsetMath("mathcircumflex", cur.buffer()));
1957 interpretChar(cur, '_');
1961 cur.macroModeClose();
1962 if (asScriptInset() && cur.idx() == 0) {
1963 // we are in a nucleus of a script inset, move to _our_ script
1964 InsetMathScript * inset = asScriptInset();
1965 //lyxerr << " going to cell " << inset->idxOfScript(up) << endl;
1967 cur.idx() = inset->idxOfScript(up);
1969 } else if (cur.pos() != 0 && cur.prevAtom()->asScriptInset()) {
1971 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1974 cur.idx() = inset->idxOfScript(up);
1975 cur.pos() = cur.lastpos();
1977 // convert the thing to our left to a scriptinset or create a new
1978 // one if in the very first position of the array
1979 if (cur.pos() == 0) {
1980 //lyxerr << "new scriptinset" << endl;
1981 cur.insert(new InsetMathScript(buffer_, up));
1983 //lyxerr << "converting prev atom " << endl;
1984 cur.prevAtom() = MathAtom(new InsetMathScript(buffer_, cur.prevAtom(), up));
1987 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1988 // See comment in MathParser.cpp for special handling of {}-bases
1994 //lyxerr << "inserting selection 1:\n" << save_selection << endl;
1995 cur.niceInsert(save_selection);
1997 //lyxerr << "inserting selection 2:\n" << save_selection << endl;
2002 bool InsetMathNest::completionSupported(Cursor const & cur) const
2004 return cur.inMacroMode();
2008 bool InsetMathNest::inlineCompletionSupported(Cursor const & cur) const
2010 return cur.inMacroMode();
2014 bool InsetMathNest::automaticInlineCompletion() const
2016 return lyxrc.completion_inline_math;
2020 bool InsetMathNest::automaticPopupCompletion() const
2022 return lyxrc.completion_popup_math;
2026 CompletionList const *
2027 InsetMathNest::createCompletionList(Cursor const & cur) const
2029 if (!cur.inMacroMode())
2032 return new MathCompletionList(cur);
2036 docstring InsetMathNest::completionPrefix(Cursor const & cur) const
2038 if (!cur.inMacroMode())
2041 return cur.activeMacro()->name();
2045 bool InsetMathNest::insertCompletion(Cursor & cur, docstring const & s,
2048 if (!cur.inMacroMode())
2051 // append completion to active macro
2052 InsetMathUnknown * inset = cur.activeMacro();
2053 inset->setName(inset->name() + s);
2058 // FIXME: this creates duplicates in the completion popup
2059 // which looks ugly. Moreover the changes the list lengths
2060 // which seems to confuse the popup as well.
2061 MathCompletionList::addToFavorites(inset->name());
2063 lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, " "));
2070 void InsetMathNest::completionPosAndDim(Cursor const & cur, int & x, int & y,
2071 Dimension & dim) const
2073 Inset const * inset = cur.activeMacro();
2077 // get inset dimensions
2078 dim = cur.bv().coordCache().insets().dim(inset);
2079 // FIXME: these 3 are no accurate, but should depend on the font.
2080 // Now the popup jumps down if you enter a char with descent > 0.
2085 Point xy = cur.bv().coordCache().insets().xy(inset);
2091 ////////////////////////////////////////////////////////////////////
2093 MathCompletionList::MathCompletionList(Cursor const & cur)
2095 // fill it with macros from the buffer
2096 MacroNameSet macros;
2097 cur.buffer()->listMacroNames(macros);
2098 MacroNameSet::const_iterator it;
2099 for (it = macros.begin(); it != macros.end(); ++it) {
2100 if (cur.buffer()->getMacro(*it, cur, false))
2101 locals.push_back("\\" + *it);
2103 sort(locals.begin(), locals.end());
2105 if (!globals.empty())
2108 // fill in global macros
2110 MacroTable::globalMacros().getMacroNames(macros, false);
2111 //lyxerr << "Globals completion macros: ";
2112 for (it = macros.begin(); it != macros.end(); ++it) {
2113 //lyxerr << "\\" + *it << " ";
2114 globals.push_back("\\" + *it);
2116 //lyxerr << std::endl;
2118 // fill in global commands
2119 globals.push_back(from_ascii("\\boxed"));
2120 globals.push_back(from_ascii("\\fbox"));
2121 globals.push_back(from_ascii("\\framebox"));
2122 globals.push_back(from_ascii("\\makebox"));
2123 globals.push_back(from_ascii("\\kern"));
2124 globals.push_back(from_ascii("\\xhookrightarrow"));
2125 globals.push_back(from_ascii("\\xhookleftarrow"));
2126 globals.push_back(from_ascii("\\xrightarrow"));
2127 globals.push_back(from_ascii("\\xRightarrow"));
2128 globals.push_back(from_ascii("\\xrightharpoondown"));
2129 globals.push_back(from_ascii("\\xrightharpoonup"));
2130 globals.push_back(from_ascii("\\xrightleftharpoons"));
2131 globals.push_back(from_ascii("\\xleftarrow"));
2132 globals.push_back(from_ascii("\\xLeftarrow"));
2133 globals.push_back(from_ascii("\\xleftharpoondown"));
2134 globals.push_back(from_ascii("\\xleftharpoonup"));
2135 globals.push_back(from_ascii("\\xleftrightarrow"));
2136 globals.push_back(from_ascii("\\xLeftrightarrow"));
2137 globals.push_back(from_ascii("\\xleftrightharpoons"));
2138 globals.push_back(from_ascii("\\xmapsto"));
2139 globals.push_back(from_ascii("\\split"));
2140 globals.push_back(from_ascii("\\gathered"));
2141 globals.push_back(from_ascii("\\aligned"));
2142 globals.push_back(from_ascii("\\alignedat"));
2143 globals.push_back(from_ascii("\\cases"));
2144 globals.push_back(from_ascii("\\substack"));
2145 globals.push_back(from_ascii("\\xymatrix"));
2146 globals.push_back(from_ascii("\\Diagram"));
2147 globals.push_back(from_ascii("\\subarray"));
2148 globals.push_back(from_ascii("\\array"));
2149 globals.push_back(from_ascii("\\sqrt"));
2150 globals.push_back(from_ascii("\\root"));
2151 globals.push_back(from_ascii("\\tabular"));
2152 globals.push_back(from_ascii("\\sideset"));
2153 globals.push_back(from_ascii("\\stackrel"));
2154 globals.push_back(from_ascii("\\stackrelthree"));
2155 globals.push_back(from_ascii("\\binom"));
2156 globals.push_back(from_ascii("\\choose"));
2157 globals.push_back(from_ascii("\\brace"));
2158 globals.push_back(from_ascii("\\brack"));
2159 globals.push_back(from_ascii("\\frac"));
2160 globals.push_back(from_ascii("\\over"));
2161 globals.push_back(from_ascii("\\nicefrac"));
2162 globals.push_back(from_ascii("\\unitfrac"));
2163 globals.push_back(from_ascii("\\unitfracthree"));
2164 globals.push_back(from_ascii("\\unitone"));
2165 globals.push_back(from_ascii("\\unittwo"));
2166 globals.push_back(from_ascii("\\infer"));
2167 globals.push_back(from_ascii("\\atop"));
2168 globals.push_back(from_ascii("\\lefteqn"));
2169 globals.push_back(from_ascii("\\boldsymbol"));
2170 globals.push_back(from_ascii("\\bm"));
2171 globals.push_back(from_ascii("\\color"));
2172 globals.push_back(from_ascii("\\normalcolor"));
2173 globals.push_back(from_ascii("\\textcolor"));
2174 globals.push_back(from_ascii("\\cfrac"));
2175 globals.push_back(from_ascii("\\cfracleft"));
2176 globals.push_back(from_ascii("\\cfracright"));
2177 globals.push_back(from_ascii("\\dfrac"));
2178 globals.push_back(from_ascii("\\tfrac"));
2179 globals.push_back(from_ascii("\\dbinom"));
2180 globals.push_back(from_ascii("\\tbinom"));
2181 globals.push_back(from_ascii("\\hphantom"));
2182 globals.push_back(from_ascii("\\phantom"));
2183 globals.push_back(from_ascii("\\vphantom"));
2184 globals.push_back(from_ascii("\\cancel"));
2185 globals.push_back(from_ascii("\\bcancel"));
2186 globals.push_back(from_ascii("\\xcancel"));
2187 globals.push_back(from_ascii("\\cancelto"));
2188 globals.push_back(from_ascii("\\smash"));
2189 globals.push_back(from_ascii("\\mathclap"));
2190 globals.push_back(from_ascii("\\mathllap"));
2191 globals.push_back(from_ascii("\\mathrlap"));
2192 globals.push_back(from_ascii("\\ensuremath"));
2193 MathWordList const & words = mathedWordList();
2194 MathWordList::const_iterator it2;
2195 //lyxerr << "Globals completion commands: ";
2196 for (it2 = words.begin(); it2 != words.end(); ++it2) {
2197 if (it2->second.inset != "macro" && !it2->second.hidden) {
2198 // macros are already read from MacroTable::globalMacros()
2199 globals.push_back('\\' + it2->first);
2200 //lyxerr << '\\' + it2->first << ' ';
2203 //lyxerr << std::endl;
2204 sort(globals.begin(), globals.end());
2208 MathCompletionList::~MathCompletionList()
2213 size_type MathCompletionList::size() const
2215 return locals.size() + globals.size();
2219 docstring const & MathCompletionList::data(size_t idx) const
2221 size_t lsize = locals.size();
2223 return globals[idx - lsize];
2229 std::string MathCompletionList::icon(size_t idx) const
2231 // get the latex command
2233 size_t lsize = locals.size();
2235 cmd = globals[idx - lsize];
2239 // get the icon name by stripping the backslash
2240 docstring icon_name = frontend::Application::mathIcon(cmd.substr(1));
2241 if (icon_name.empty())
2242 return std::string();
2243 return "math/" + to_utf8(icon_name);
2246 std::vector<docstring> MathCompletionList::globals;