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 (idx_type i = 0, n = nargs(); i != n; ++i) {
122 MathData & data = cell(i);
123 for (size_t j = 0; j != data.size(); ++j)
124 data[j].nucleus()->setBuffer(buffer);
129 InsetMath::idx_type InsetMathNest::nargs() const
131 return cells_.size();
135 void InsetMathNest::cursorPos(BufferView const & bv,
136 CursorSlice const & sl, bool /*boundary*/,
137 int & x, int & y) const
139 // FIXME: This is a hack. Ideally, the coord cache should not store
140 // absolute positions, but relative ones. This would mean to call
141 // setXY() not in MathData::draw(), but in the parent insets' draw()
142 // with the correctly adjusted x,y values. But this means that we'd have
143 // to touch all (math)inset's draw() methods. Right now, we'll store
144 // absolute value, and make them here relative, only to make them
145 // absolute again when actually drawing the cursor. What a mess.
146 LASSERT(&sl.inset() == this, return);
147 MathData const & ar = sl.cell();
148 CoordCache const & coord_cache = bv.coordCache();
149 if (!coord_cache.getArrays().has(&ar)) {
150 // this can (semi-)legally happen if we just created this cell
151 // and it never has been drawn before. So don't ASSERT.
152 //lyxerr << "no cached data for array " << &ar << endl;
157 Point const pt = coord_cache.getArrays().xy(&ar);
158 if (!coord_cache.getInsets().has(this)) {
160 //lyxerr << "no cached data for inset " << this << endl;
165 Point const pt2 = coord_cache.getInsets().xy(this);
166 //lyxerr << "retrieving position cache for MathData "
167 // << pt.x_ << ' ' << pt.y_ << endl;
168 x = pt.x_ - pt2.x_ + ar.pos2x(&bv, sl.pos());
170 // lyxerr << "pt.y_ : " << pt.y_ << " pt2_.y_ : " << pt2.y_
171 // << " asc: " << ascent() << " des: " << descent()
172 // << " ar.asc: " << ar.ascent() << " ar.des: " << ar.descent() << endl;
173 // move cursor visually into empty cells ("blue rectangles");
175 Dimension const dim = coord_cache.getArrays().dim(&ar);
181 void InsetMathNest::cellsMetrics(MetricsInfo const & mi) const
184 for (auto const & cell : cells_) {
186 cell.metrics(m, dim);
191 void InsetMathNest::updateBuffer(ParIterator const & it, UpdateType utype)
193 for (idx_type i = 0, n = nargs(); i != n; ++i)
194 cell(i).updateBuffer(it, utype);
199 bool InsetMathNest::idxNext(Cursor & cur) const
201 LASSERT(&cur.inset() == this, return false);
202 if (cur.idx() == cur.lastidx())
210 bool InsetMathNest::idxForward(Cursor & cur) const
216 bool InsetMathNest::idxPrev(Cursor & cur) const
218 LASSERT(&cur.inset() == this, return false);
222 cur.pos() = cur.lastpos();
227 bool InsetMathNest::idxBackward(Cursor & cur) const
233 bool InsetMathNest::idxFirst(Cursor & cur) const
235 LASSERT(&cur.inset() == this, return false);
244 bool InsetMathNest::idxLast(Cursor & cur) const
246 LASSERT(&cur.inset() == this, return false);
249 cur.idx() = cur.lastidx();
250 cur.pos() = cur.lastpos();
255 void InsetMathNest::dump() const
257 odocstringstream oss;
258 otexrowstream ots(oss);
260 os << "---------------------------------------------\n";
263 for (idx_type i = 0, n = nargs(); i != n; ++i)
264 os << cell(i) << "\n";
265 os << "---------------------------------------------\n";
266 lyxerr << to_utf8(oss.str());
270 void InsetMathNest::draw(PainterInfo &, int, int) const
274 pi.pain.fillRectangle(x, y - ascent(), width(), height(),
280 void InsetMathNest::validate(LaTeXFeatures & features) const
282 for (idx_type i = 0; i < nargs(); ++i)
283 cell(i).validate(features);
287 void InsetMathNest::replace(ReplaceData & rep)
289 for (idx_type i = 0; i < nargs(); ++i)
290 cell(i).replace(rep);
294 bool InsetMathNest::contains(MathData const & ar) const
296 for (idx_type i = 0; i < nargs(); ++i)
297 if (cell(i).contains(ar))
303 bool InsetMathNest::lock() const
309 void InsetMathNest::lock(bool l)
315 bool InsetMathNest::isActive() const
321 MathData InsetMathNest::glue() const
324 for (size_t i = 0; i < nargs(); ++i)
330 void InsetMathNest::write(WriteStream & os) const
332 MathEnsurer ensurer(os, currentMode() == MATH_MODE);
333 ModeSpecifier specifier(os, currentMode(), lockedMode());
334 docstring const latex_name = name();
335 os << '\\' << latex_name;
336 for (size_t i = 0; i < nargs(); ++i) {
337 Changer dummy = os.changeRowEntry(TexRow::mathEntry(id(),i));
338 os << '{' << cell(i) << '}';
341 os.pendingSpace(true);
342 if (lock_ && !os.latex()) {
344 os.pendingSpace(true);
349 void InsetMathNest::normalize(NormalStream & os) const
352 for (size_t i = 0; i < nargs(); ++i)
353 os << ' ' << cell(i);
358 void InsetMathNest::latex(otexstream & os, OutputParams const & runparams) const
360 WriteStream wi(os, runparams.moving_arg, true,
361 runparams.dryrun ? WriteStream::wsDryrun : WriteStream::wsDefault,
363 wi.strikeoutMath(runparams.inDeletedInset
364 && (!LaTeXFeatures::isAvailable("dvipost")
365 || (runparams.flavor != OutputParams::LATEX
366 && runparams.flavor != OutputParams::DVILUATEX)));
367 if (runparams.inulemcmd) {
368 wi.ulemCmd(WriteStream::UNDERLINE);
369 if (runparams.local_font) {
370 FontInfo f = runparams.local_font->fontInfo();
371 if (f.strikeout() == FONT_ON)
372 wi.ulemCmd(WriteStream::STRIKEOUT);
375 wi.canBreakLine(os.canBreakLine());
376 Changer dummy = wi.changeRowEntry(TexRow::textEntry(runparams.lastid,
379 // Reset parbreak status after a math inset.
381 os.canBreakLine(wi.canBreakLine());
385 bool InsetMathNest::setMouseHover(BufferView const * bv, bool mouse_hover)
388 mouse_hover_[bv] = mouse_hover;
393 bool InsetMathNest::notifyCursorLeaves(Cursor const & /*old*/, Cursor & /*cur*/)
397 MathData & ar = cur.cell();
398 // remove base-only "scripts"
399 for (pos_type i = 0; i + 1 < ar.size(); ++i) {
400 InsetMathScript * p = operator[](i).nucleus()->asScriptInset();
401 if (p && p->nargs() == 1) {
402 MathData ar = p->nuc();
405 cur.adjust(i, ar.size() - 1);
409 // glue adjacent font insets of the same kind
410 for (pos_type i = 0; i + 1 < size(); ++i) {
411 InsetMathFont * p = operator[](i).nucleus()->asFontInset();
412 InsetMathFont const * q = operator[](i + 1)->asFontInset();
413 if (p && q && p->name() == q->name()) {
414 p->cell(0).append(q->cell(0));
424 void InsetMathNest::handleFont
425 (Cursor & cur, docstring const & arg, char const * const font)
427 handleFont(cur, arg, from_ascii(font));
431 void InsetMathNest::handleFont(Cursor & cur, docstring const & arg,
432 docstring const & font)
434 cur.recordUndoSelection();
436 // this whole function is a hack and won't work for incremental font
438 if (cur.inset().asInsetMath()->name() == font)
439 cur.handleFont(to_utf8(font));
441 handleNest(cur, createInsetMath(font, cur.buffer()), arg);
445 void InsetMathNest::handleNest(Cursor & cur, MathAtom const & nest)
447 handleNest(cur, nest, docstring());
451 void InsetMathNest::handleNest(Cursor & cur, MathAtom const & nest,
452 docstring const & arg)
454 CursorSlice i1 = cur.selBegin();
455 CursorSlice i2 = cur.selEnd();
456 if (!i1.inset().asInsetMath())
458 if (i1.idx() == i2.idx()) {
459 // the easy case where only one cell is selected
460 cur.handleNest(nest);
465 // multiple selected cells in a simple non-grid inset
466 if (i1.asInsetMath()->nrows() == 0 || i1.asInsetMath()->ncols() == 0) {
467 for (idx_type i = i1.idx(); i <= i2.idx(); ++i) {
472 cur.pos() = cur.lastpos();
475 // change font of cell
476 cur.handleNest(nest);
479 // cur is in the font inset now. If the loop continues,
480 // we need to get outside again for the next cell
481 if (i + 1 <= i2.idx())
487 // the complicated case with multiple selected cells in a grid
490 cap::region(i1, i2, r1, r2, c1, c2);
491 for (row_type row = r1; row <= r2; ++row) {
492 for (col_type col = c1; col <= c2; ++col) {
494 cur.idx() = i1.asInsetMath()->index(row, col);
497 cur.pos() = cur.lastpos();
501 cur.handleNest(nest);
504 // cur is in the font inset now. If the loop continues,
505 // we need to get outside again for the next cell
506 if (col + 1 <= c2 || row + 1 <= r2)
513 void InsetMathNest::handleFont2(Cursor & cur, docstring const & arg)
515 cur.recordUndoSelection();
518 font.fromString(to_utf8(arg), b);
519 if (font.fontInfo().color() != Color_inherit &&
520 font.fontInfo().color() != Color_ignore)
521 handleNest(cur, MathAtom(new InsetMathColor(buffer_, true, font.fontInfo().color())));
523 // FIXME: support other font changes here as well?
527 void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
529 //LYXERR0("InsetMathNest: request: " << cmd);
531 Parse::flags parseflg = Parse::QUIET | Parse::USETEXT;
533 FuncCode const act = cmd.action();
536 case LFUN_CLIPBOARD_PASTE:
537 parseflg |= Parse::VERBATIM;
540 if (cur.currentMode() != MATH_MODE)
541 parseflg |= Parse::TEXTMODE;
542 cur.recordUndoSelection();
543 cur.message(_("Paste"));
544 replaceSelection(cur);
546 if (cmd.argument().empty() && !theClipboard().isInternal())
547 topaste = theClipboard().getAsText(frontend::Clipboard::PlainTextType);
550 idocstringstream is(cmd.argument());
552 topaste = cap::selection(n, buffer().params().documentClassPtr());
554 cur.niceInsert(topaste, parseflg, false);
555 cur.clearSelection(); // bug 393
556 cur.forceBufferUpdate();
563 cutSelection(cur, true, true);
564 cur.message(_("Cut"));
565 // Prevent stale position >= size crash
566 // Probably not necessary anymore, see eraseSelection (gb 2005-10-09)
568 cur.forceBufferUpdate();
573 cur.message(_("Copy"));
576 case LFUN_MOUSE_PRESS:
577 lfunMousePress(cur, cmd);
580 case LFUN_MOUSE_MOTION:
581 lfunMouseMotion(cur, cmd);
584 case LFUN_MOUSE_RELEASE:
585 lfunMouseRelease(cur, cmd);
588 case LFUN_FINISHED_LEFT: // in math, left is backwards
589 case LFUN_FINISHED_BACKWARD:
590 cur.bv().cursor() = cur;
593 case LFUN_FINISHED_RIGHT: // in math, right is forward
594 case LFUN_FINISHED_FORWARD:
596 cur.bv().cursor() = cur;
599 case LFUN_WORD_RIGHT:
601 case LFUN_WORD_BACKWARD:
602 case LFUN_WORD_FORWARD:
603 case LFUN_CHAR_RIGHT:
605 case LFUN_CHAR_BACKWARD:
606 case LFUN_CHAR_FORWARD:
607 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
609 case LFUN_WORD_RIGHT_SELECT:
610 case LFUN_WORD_LEFT_SELECT:
611 case LFUN_WORD_BACKWARD_SELECT:
612 case LFUN_WORD_FORWARD_SELECT:
613 case LFUN_CHAR_RIGHT_SELECT:
614 case LFUN_CHAR_LEFT_SELECT:
615 case LFUN_CHAR_BACKWARD_SELECT:
616 case LFUN_CHAR_FORWARD_SELECT: {
617 // are we in a selection?
618 bool select = (act == LFUN_WORD_RIGHT_SELECT
619 || act == LFUN_WORD_LEFT_SELECT
620 || act == LFUN_WORD_BACKWARD_SELECT
621 || act == LFUN_WORD_FORWARD_SELECT
622 || act == LFUN_CHAR_RIGHT_SELECT
623 || act == LFUN_CHAR_LEFT_SELECT
624 || act == LFUN_CHAR_BACKWARD_SELECT
625 || act == LFUN_CHAR_FORWARD_SELECT);
627 bool word = (act == LFUN_WORD_RIGHT_SELECT
628 || act == LFUN_WORD_LEFT_SELECT
629 || act == LFUN_WORD_BACKWARD_SELECT
630 || act == LFUN_WORD_FORWARD_SELECT
631 || act == LFUN_WORD_RIGHT
632 || act == LFUN_WORD_LEFT
633 || act == LFUN_WORD_BACKWARD
634 || act == LFUN_WORD_FORWARD);
635 // are we moving forward or backwards?
636 // If the command was RIGHT or LEFT, then whether we're moving forward
637 // or backwards depends on the cursor movement mode (logical or visual):
638 // * in visual mode, since math is always LTR, right -> forward,
640 // * in logical mode, the mapping is determined by the
641 // reverseDirectionNeeded() function
644 FuncCode finish_lfun;
646 if (act == LFUN_CHAR_FORWARD
647 || act == LFUN_CHAR_FORWARD_SELECT
648 || act == LFUN_WORD_FORWARD
649 || act == LFUN_WORD_FORWARD_SELECT) {
651 finish_lfun = LFUN_FINISHED_FORWARD;
653 else if (act == LFUN_CHAR_BACKWARD
654 || act == LFUN_CHAR_BACKWARD_SELECT
655 || act == LFUN_WORD_BACKWARD
656 || act == LFUN_WORD_BACKWARD_SELECT) {
658 finish_lfun = LFUN_FINISHED_BACKWARD;
661 bool right = (act == LFUN_CHAR_RIGHT_SELECT
662 || act == LFUN_CHAR_RIGHT
663 || act == LFUN_WORD_RIGHT_SELECT
664 || act == LFUN_WORD_RIGHT);
665 if (lyxrc.visual_cursor || !cur.reverseDirectionNeeded())
671 finish_lfun = LFUN_FINISHED_RIGHT;
673 finish_lfun = LFUN_FINISHED_LEFT;
675 // Now that we know exactly what we want to do, let's do it!
676 cur.selHandle(select);
678 cur.macroModeClose();
679 // try moving forward or backwards as necessary...
680 if (!(forward ? cur.mathForward(word) : cur.mathBackward(word))) {
681 // ... and if movement failed, then finish forward or backwards
683 cmd = FuncRequest(finish_lfun);
691 case LFUN_PARAGRAPH_UP:
692 case LFUN_PARAGRAPH_DOWN:
693 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
695 case LFUN_DOWN_SELECT:
697 case LFUN_PARAGRAPH_UP_SELECT:
698 case LFUN_PARAGRAPH_DOWN_SELECT: {
699 // close active macro
700 if (cur.inMacroMode()) {
701 cur.macroModeClose();
705 // stop/start the selection
706 bool select = act == LFUN_DOWN_SELECT
707 || act == LFUN_UP_SELECT
708 || act == LFUN_PARAGRAPH_DOWN_SELECT
709 || act == LFUN_PARAGRAPH_UP_SELECT;
710 cur.selHandle(select);
712 // handle autocorrect:
713 if (lyxrc.autocorrection_math && cur.autocorrect()) {
714 cur.autocorrect() = false;
715 cur.message(_("Autocorrect Off ('!' to enter)"));
719 bool up = act == LFUN_UP || act == LFUN_UP_SELECT
720 || act == LFUN_PARAGRAPH_UP || act == LFUN_PARAGRAPH_UP_SELECT;
721 bool successful = cur.upDownInMath(up);
725 if (cur.fixIfBroken())
726 // FIXME: Something bad happened. We pass the corrected Cursor
727 // instead of letting things go worse.
730 // We did not manage to move the cursor.
735 case LFUN_MOUSE_DOUBLE:
736 case LFUN_WORD_SELECT:
738 cur.bv().mouseSetCursor(cur);
739 cur.pos() = cur.lastpos();
740 cur.bv().mouseSetCursor(cur, true);
743 case LFUN_MOUSE_TRIPLE:
746 cur.bv().mouseSetCursor(cur);
747 cur.idx() = cur.lastidx();
748 cur.pos() = cur.lastpos();
749 cur.bv().mouseSetCursor(cur, true);
752 case LFUN_LINE_BEGIN:
753 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
755 case LFUN_LINE_BEGIN_SELECT:
756 cur.selHandle(act == LFUN_WORD_BACKWARD_SELECT ||
757 act == LFUN_WORD_LEFT_SELECT ||
758 act == LFUN_LINE_BEGIN_SELECT);
759 cur.macroModeClose();
760 if (cur.pos() != 0) {
762 } else if (cur.col() != 0) {
763 cur.idx() -= cur.col();
765 } else if (cur.idx() != 0) {
769 cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
775 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
777 case LFUN_LINE_END_SELECT:
778 cur.selHandle(act == LFUN_WORD_FORWARD_SELECT ||
779 act == LFUN_WORD_RIGHT_SELECT ||
780 act == LFUN_LINE_END_SELECT);
781 cur.macroModeClose();
783 if (cur.pos() != cur.lastpos()) {
784 cur.pos() = cur.lastpos();
785 } else if (ncols() && (cur.col() != cur.lastcol())) {
786 cur.idx() = cur.idx() - cur.col() + cur.lastcol();
787 cur.pos() = cur.lastpos();
788 } else if (cur.idx() != cur.lastidx()) {
789 cur.idx() = cur.lastidx();
790 cur.pos() = cur.lastpos();
792 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
797 case LFUN_CELL_FORWARD:
798 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
799 cur.inset().idxNext(cur);
802 case LFUN_CELL_BACKWARD:
803 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
804 cur.inset().idxPrev(cur);
807 case LFUN_WORD_DELETE_BACKWARD:
808 case LFUN_CHAR_DELETE_BACKWARD:
810 // May affect external cell:
811 cur.recordUndoInset();
812 else if (!cur.inMacroMode())
813 cur.recordUndoSelection();
814 // if the inset can not be removed from within, delete it
815 if (!cur.backspace(cmd.getArg(0) == "force")) {
816 FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD, "force");
817 cur.innerText()->dispatch(cur, cmd);
821 case LFUN_WORD_DELETE_FORWARD:
822 case LFUN_CHAR_DELETE_FORWARD:
823 if (cur.pos() == cur.lastpos())
824 // May affect external cell:
825 cur.recordUndoInset();
827 cur.recordUndoSelection();
828 // if the inset can not be removed from within, delete it
829 if (!cur.erase(cmd.getArg(0) == "force")) {
830 FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD, "force");
831 cur.innerText()->dispatch(cur, cmd);
837 cur.clearSelection();
839 if (cur.inMacroMode())
840 cur.macroModeClose(true);
842 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
848 // 'Locks' the math inset. A 'locked' math inset behaves as a unit
849 // that is traversed by a single <CursorLeft>/<CursorRight>.
850 case LFUN_INSET_TOGGLE:
856 case LFUN_SELF_INSERT:
857 if (cmd.argument().size() != 1) {
858 cur.recordUndoSelection();
859 docstring const arg = cmd.argument();
860 if (!interpretString(cur, arg))
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 // spacial 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>".
880 if (cmd.argument()[0] == ' '
881 && cur.inMacroMode() && cur.macroName() != "\\"
882 && cur.macroModeClose() && cur.pos() > 0) {
883 MathAtom const atom = cur.prevAtom();
884 if (atom->asNestInset() && atom->isActive()) {
886 cur.pushBackward(*cur.nextInset());
888 } else if (!interpretChar(cur, cmd.argument()[0])) {
889 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
894 //case LFUN_SERVER_GET_XY:
897 case LFUN_SERVER_SET_XY: {
898 lyxerr << "LFUN_SERVER_SET_XY broken!" << endl;
901 istringstream is(to_utf8(cmd.argument()));
903 cur.setScreenPos(x, y);
907 // Special casing for superscript in case of LyX handling
909 case LFUN_ACCENT_CIRCUMFLEX:
910 if (cmd.argument().empty()) {
911 // do superscript if LyX handles
913 cur.recordUndoSelection();
914 script(cur, true, grabAndEraseSelection(cur));
918 case LFUN_ACCENT_UMLAUT:
919 case LFUN_ACCENT_ACUTE:
920 case LFUN_ACCENT_GRAVE:
921 case LFUN_ACCENT_BREVE:
922 case LFUN_ACCENT_DOT:
923 case LFUN_ACCENT_MACRON:
924 case LFUN_ACCENT_CARON:
925 case LFUN_ACCENT_TILDE:
926 case LFUN_ACCENT_CEDILLA:
927 case LFUN_ACCENT_CIRCLE:
928 case LFUN_ACCENT_UNDERDOT:
929 case LFUN_ACCENT_TIE:
930 case LFUN_ACCENT_OGONEK:
931 case LFUN_ACCENT_HUNGARIAN_UMLAUT:
935 case LFUN_TEXTSTYLE_APPLY:
936 case LFUN_TEXTSTYLE_UPDATE:
937 handleFont2(cur, cmd.argument());
941 if (currentMode() != MATH_MODE)
942 handleFont(cur, cmd.argument(), "textbf");
944 handleFont(cur, cmd.argument(), "mathbf");
946 case LFUN_FONT_BOLDSYMBOL:
947 if (currentMode() != MATH_MODE)
948 handleFont(cur, cmd.argument(), "textbf");
950 handleFont(cur, cmd.argument(), "boldsymbol");
953 if (currentMode() != MATH_MODE)
954 handleFont(cur, cmd.argument(), "textsf");
956 handleFont(cur, cmd.argument(), "mathsf");
959 if (currentMode() != MATH_MODE)
960 handleFont(cur, cmd.argument(), "emph");
962 handleFont(cur, cmd.argument(), "mathcal");
964 case LFUN_FONT_ROMAN:
965 if (currentMode() != MATH_MODE)
966 handleFont(cur, cmd.argument(), "textrm");
968 handleFont(cur, cmd.argument(), "mathrm");
970 case LFUN_FONT_TYPEWRITER:
971 if (currentMode() != MATH_MODE)
972 handleFont(cur, cmd.argument(), "texttt");
974 handleFont(cur, cmd.argument(), "mathtt");
977 handleFont(cur, cmd.argument(), "mathfrak");
980 if (currentMode() != MATH_MODE)
981 handleFont(cur, cmd.argument(), "textit");
983 handleFont(cur, cmd.argument(), "mathit");
986 if (currentMode() != MATH_MODE)
987 // FIXME: should be "noun"
988 handleFont(cur, cmd.argument(), "textsc");
990 handleFont(cur, cmd.argument(), "mathbb");
992 case LFUN_FONT_DEFAULT:
993 handleFont(cur, cmd.argument(), "textnormal");
995 case LFUN_FONT_UNDERLINE:
997 cur.handleNest(createInsetMath("underline", cur.buffer()));
1000 case LFUN_MATH_MODE: {
1002 // ignore math-mode on when already in math mode
1003 if (currentMode() == Inset::MATH_MODE && cmd.argument() == "on")
1005 cur.recordUndoSelection();
1006 cur.macroModeClose();
1007 docstring const save_selection = grabAndEraseSelection(cur);
1009 if (currentMode() != Inset::MATH_MODE)
1010 cur.plainInsert(MathAtom(new InsetMathEnsureMath(buffer_)));
1012 cur.plainInsert(createInsetMath("text", buffer_));
1014 cur.pushBackward(*cur.nextInset());
1015 cur.niceInsert(save_selection);
1016 cur.forceBufferUpdate();
1018 if (currentMode() == Inset::TEXT_MODE) {
1019 cur.recordUndoSelection();
1020 cur.niceInsert(MathAtom(new InsetMathHull("simple", cur.buffer())));
1021 cur.message(_("create new math text environment ($...$)"));
1023 handleFont(cur, cmd.argument(), "textrm");
1024 cur.message(_("entered math text mode (textrm)"));
1030 case LFUN_REGEXP_MODE: {
1031 InsetMath * im = cur.inset().asInsetMath();
1033 InsetMathHull * i = im->asHullInset();
1034 if (i && i->getType() == hullRegexp) {
1035 cur.message(_("Already in regular expression mode"));
1039 cur.macroModeClose();
1040 docstring const save_selection = grabAndEraseSelection(cur);
1042 cur.plainInsert(MathAtom(new InsetMathHull(buffer_, hullRegexp)));
1044 cur.pushBackward(*cur.nextInset());
1045 cur.niceInsert(save_selection);
1046 cur.message(_("Regular expression editor mode"));
1050 case LFUN_MATH_FONT_STYLE: {
1051 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, '\\' + cmd.argument());
1052 doDispatch(cur, fr);
1056 case LFUN_MATH_SIZE: {
1057 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, cmd.argument());
1058 doDispatch(cur, fr);
1062 case LFUN_MATH_MATRIX: {
1068 idocstringstream is(cmd.argument());
1069 is >> m >> n >> v_align >> h_align;
1075 cur.niceInsert(MathAtom(new InsetMathArray(buffer_,
1076 from_ascii("array"), m, n, (char)v_align[0], h_align)));
1080 case LFUN_MATH_AMS_MATRIX: {
1084 docstring name = from_ascii("matrix");
1085 idocstringstream is(cmd.argument());
1086 is >> m >> n >> name;
1091 // check if we have a valid decoration
1092 if (name != "pmatrix" && name != "bmatrix"
1093 && name != "Bmatrix" && name != "vmatrix"
1094 && name != "Vmatrix" && name != "matrix")
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]);
1238 asArray(cmd.argument(), ar);
1239 if (cur.selection() && ar.size() == 1
1240 && ar[0]->asNestInset()
1241 && ar[0]->asNestInset()->nargs() > 1)
1242 handleNest(cur, ar[0]);
1244 cur.niceInsert(cmd.argument());
1249 case LFUN_DIALOG_SHOW_NEW_INSET: {
1250 docstring const & name = cmd.argument();
1252 if (name == "ref") {
1253 InsetMathRef tmp(buffer_, name);
1254 data = tmp.createDialogStr();
1255 cur.bv().showDialog(to_utf8(name), data);
1256 } else if (name == "mathspace") {
1257 cur.bv().showDialog(to_utf8(name));
1262 case LFUN_INSET_INSERT: {
1264 if (createInsetMath_fromDialogStr(cmd.argument(), ar)) {
1265 cur.recordUndoSelection();
1267 cur.forceBufferUpdate();
1272 case LFUN_INSET_DISSOLVE:
1273 if (!asHullInset()) {
1274 cur.recordUndoInset();
1280 InsetMath::doDispatch(cur, cmd);
1286 bool InsetMathNest::findMacroToFoldUnfold(Cursor & it, bool fold) const {
1287 // look for macro to open/close, but stay in mathed
1288 for (; !it.empty(); it.pop_back()) {
1290 // go backward through the current cell
1291 Inset * inset = it.nextInset();
1292 while (inset && inset->asInsetMath()) {
1293 InsetMathMacro * macro = inset->asInsetMath()->asMacro();
1295 // found the an macro to open/close?
1296 if (macro->folded() != fold)
1299 // Wrong folding state.
1300 // If this was the first we see in this slice, look further left,
1302 if (inset != it.nextInset())
1306 // go up if this was the left most position
1312 inset = it.nextInset();
1320 bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
1321 FuncStatus & flag) const
1323 // the font related toggles
1324 //string tc = "mathnormal";
1326 string const arg = to_utf8(cmd.argument());
1327 switch (cmd.action()) {
1328 case LFUN_INSET_MODIFY:
1329 flag.setEnabled(false);
1332 case LFUN_INSET_MODIFY:
1333 // FIXME: check temporarily disabled
1335 char align = mathcursor::valign();
1336 if (align == '\0') {
1340 if (cmd.argument().empty()) {
1344 if (!contains("tcb", cmd.argument()[0])) {
1348 flag.setOnOff(cmd.argument()[0] == align);
1351 /// We have to handle them since 1.4 blocks all unhandled actions
1352 case LFUN_FONT_ITAL:
1353 case LFUN_FONT_BOLD:
1354 case LFUN_FONT_BOLDSYMBOL:
1355 case LFUN_FONT_SANS:
1356 case LFUN_FONT_EMPH:
1357 case LFUN_FONT_TYPEWRITER:
1358 case LFUN_FONT_NOUN:
1359 case LFUN_FONT_ROMAN:
1360 case LFUN_FONT_DEFAULT:
1361 flag.setEnabled(true);
1364 // we just need to be in math mode to enable that
1365 case LFUN_MATH_SIZE:
1366 case LFUN_MATH_SPACE:
1367 case LFUN_MATH_EXTERN:
1368 flag.setEnabled(true);
1371 case LFUN_FONT_UNDERLINE:
1372 case LFUN_FONT_FRAK:
1373 flag.setEnabled(currentMode() != TEXT_MODE);
1376 case LFUN_MATH_FONT_STYLE: {
1377 bool const textarg =
1378 arg == "textbf" || arg == "textsf" ||
1379 arg == "textrm" || arg == "textmd" ||
1380 arg == "textit" || arg == "textsc" ||
1381 arg == "textsl" || arg == "textup" ||
1382 arg == "texttt" || arg == "textbb" ||
1383 arg == "textnormal";
1384 flag.setEnabled(currentMode() != TEXT_MODE || textarg);
1388 case LFUN_MATH_MODE:
1389 // forbid "math-mode on" in math mode to prevent irritating
1390 // behaviour of menu entries (bug 6709)
1391 flag.setEnabled(currentMode() == TEXT_MODE || arg != "on");
1394 case LFUN_MATH_INSERT:
1395 flag.setEnabled(currentMode() != TEXT_MODE);
1398 case LFUN_MATH_AMS_MATRIX:
1399 case LFUN_MATH_MATRIX:
1400 flag.setEnabled(currentMode() == MATH_MODE);
1403 case LFUN_INSET_INSERT: {
1404 // Don't test createMathInset_fromDialogStr(), since
1405 // getStatus is not called with a valid reference and the
1406 // dialog would not be applyable.
1407 string const name = cmd.getArg(0);
1408 flag.setEnabled(name == "ref" || name == "mathspace");
1412 case LFUN_DIALOG_SHOW_NEW_INSET: {
1413 docstring const & name = cmd.argument();
1414 if (name == "space")
1415 flag.setEnabled(false);
1420 case LFUN_MATH_DELIM:
1421 case LFUN_MATH_BIGDELIM:
1422 // Don't do this with multi-cell selections
1423 flag.setEnabled(cur.selBegin().idx() == cur.selEnd().idx());
1426 case LFUN_MATH_MACRO_FOLD:
1427 case LFUN_MATH_MACRO_UNFOLD: {
1429 bool found = findMacroToFoldUnfold(it, cmd.action() == LFUN_MATH_MACRO_FOLD);
1430 flag.setEnabled(found);
1434 case LFUN_SPECIALCHAR_INSERT:
1435 case LFUN_SCRIPT_INSERT:
1436 // FIXME: These would probably make sense in math-text mode
1437 flag.setEnabled(false);
1440 case LFUN_CAPTION_INSERT:
1441 flag.setEnabled(false);
1444 case LFUN_SPACE_INSERT: {
1445 docstring const & name = cmd.argument();
1446 if (name == "visible")
1447 flag.setEnabled(false);
1451 case LFUN_INSET_DISSOLVE:
1452 flag.setEnabled(!asHullInset());
1456 docstring const & name = cmd.argument();
1457 if (name == "html" || name == "latex")
1458 flag.setEnabled(false);
1470 void InsetMathNest::edit(Cursor & cur, bool front, EntryDirection entry_from)
1473 bool enter_front = (entry_from == Inset::ENTRY_DIRECTION_RIGHT ||
1474 (entry_from == Inset::ENTRY_DIRECTION_IGNORE && front));
1475 cur.idx() = enter_front ? 0 : cur.lastidx();
1476 cur.pos() = enter_front ? 0 : cur.lastpos();
1478 //lyxerr << "InsetMathNest::edit, cur:\n" << cur << endl;
1482 Inset * InsetMathNest::editXY(Cursor & cur, int x, int y)
1485 int dist_min = 1000000;
1486 for (idx_type i = 0, n = nargs(); i != n; ++i) {
1487 int const d = cell(i).dist(cur.bv(), x, y);
1496 MathData & ar = cell(idx_min);
1498 cur.idx() = idx_min;
1499 cur.pos() = ar.x2pos(&cur.bv(), x - ar.xo(cur.bv()));
1501 //lyxerr << "found cell : " << idx_min << " pos: " << cur.pos() << endl;
1502 if (dist_min == 0) {
1504 for (pos_type i = 0, n = ar.size(); i < n; ++i)
1505 if (ar[i]->covers(cur.bv(), x, y))
1506 return ar[i].nucleus()->editXY(cur, x, y);
1512 void InsetMathNest::lfunMousePress(Cursor & cur, FuncRequest & cmd)
1514 //lyxerr << "## lfunMousePress: buttons: " << cmd.button() << endl;
1515 BufferView & bv = cur.bv();
1516 if (cmd.button() == mouse_button::button3) {
1517 // Don't do anything if we right-click a
1518 // selection, a context menu will popup.
1519 if (bv.cursor().selection() && cur >= bv.cursor().selectionBegin()
1520 && cur < bv.cursor().selectionEnd()) {
1521 cur.noScreenUpdate();
1526 // set cursor after the inset if x is nearer to that position (bug 9748)
1527 cur.moveToClosestEdge(cmd.x(), true);
1529 bool do_selection = cmd.button() == mouse_button::button1
1530 && cmd.modifier() == ShiftModifier;
1531 bv.mouseSetCursor(cur, do_selection);
1532 if (cmd.button() == mouse_button::button1) {
1533 //lyxerr << "## lfunMousePress: setting cursor to: " << cur << endl;
1534 // Update the cursor update flags as needed:
1536 // Update::Decoration: tells to update the decoration
1537 // (visual box corners that define
1539 // Update::FitCursor: adjust the screen to the cursor
1540 // position if needed
1541 // cur.result().update(): don't overwrite previously set flags.
1542 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor
1543 | cur.result().screenUpdate());
1544 } else if (cmd.button() == mouse_button::button2 && lyxrc.mouse_middlebutton_paste) {
1545 if (cap::selection()) {
1546 // See comment in Text::dispatch why we do this
1547 cap::copySelectionToStack();
1548 cmd = FuncRequest(LFUN_PASTE, "0");
1549 doDispatch(bv.cursor(), cmd);
1552 asArray(theSelection().get(), ar);
1553 bv.cursor().insert(ar);
1559 void InsetMathNest::lfunMouseMotion(Cursor & cur, FuncRequest & cmd)
1561 // only select with button 1
1562 if (cmd.button() != mouse_button::button1)
1565 Cursor & bvcur = cur.bv().cursor();
1567 // ignore motions deeper nested than the real anchor
1568 if (!bvcur.realAnchor().hasPart(cur)) {
1573 // set cursor after the inset if x is nearer to that position (bug 9748)
1574 cur.moveToClosestEdge(cmd.x());
1576 CursorSlice old = bvcur.top();
1578 // We continue with our existing selection or start a new one, so don't
1579 // reset the anchor.
1580 bvcur.setCursor(cur);
1581 // Did we actually move?
1582 if (cur.top() == old)
1583 // We didn't move one iota, so no need to change selection status
1584 // or update the screen.
1585 cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1587 bvcur.setSelection();
1591 void InsetMathNest::lfunMouseRelease(Cursor & cur, FuncRequest & cmd)
1593 //lyxerr << "## lfunMouseRelease: buttons: " << cmd.button() << endl;
1595 if (cmd.button() == mouse_button::button1) {
1596 if (!cur.selection())
1597 cur.noScreenUpdate();
1599 Cursor & bvcur = cur.bv().cursor();
1600 bvcur.selection(true);
1609 bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
1611 //lyxerr << "interpret 2: '" << c << "'" << endl;
1612 docstring save_selection;
1613 if (c == '^' || c == '_')
1614 save_selection = grabAndEraseSelection(cur);
1617 Buffer * buf = cur.buffer();
1620 if (cur.inMacroMode()) {
1621 docstring name = cur.macroName();
1623 /// are we currently typing '#1' or '#2' or...?
1624 if (name == "\\#") {
1627 if (n >= 1 && n <= 9)
1628 cur.insert(new InsetMathMacroArgument(n));
1632 // do not finish macro for known * commands
1633 bool star_macro = c == '*'
1634 && (in_word_set(name.substr(1) + '*')
1635 || cur.buffer()->getMacro(name.substr(1) + "*", cur, true));
1636 if (isAlphaASCII(c) || star_macro) {
1637 cur.activeMacro()->setName(name + docstring(1, c));
1641 // handle 'special char' macros
1646 if (currentMode() != InsetMath::MATH_MODE)
1647 cur.niceInsert(createInsetMath("textbackslash", buf));
1649 cur.niceInsert(createInsetMath("backslash", buf));
1650 } else if (c == '^' && currentMode() == InsetMath::MATH_MODE) {
1652 cur.niceInsert(createInsetMath("mathcircumflex", buf));
1653 } else if (c == '{' || c == '%') {
1654 //using the saved selection as argument
1655 InsetMathUnknown * p = cur.activeMacro();
1657 MathData sel(cur.buffer());
1658 asArray(p->selection(), sel);
1661 cur.niceInsert(MathAtom(new InsetMathBrace(sel)));
1663 cur.niceInsert(MathAtom(new InsetMathComment(sel)));
1664 } else if (c == '#') {
1665 LASSERT(cur.activeMacro(), return false);
1666 cur.activeMacro()->setName(name + docstring(1, c));
1669 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1674 // One character big delimiters. The others are handled in
1675 // interpretString().
1676 latexkeys const * l = in_word_set(name.substr(1));
1677 if (name[0] == '\\' && l && l->inset == "big") {
1681 delim = from_ascii("\\{");
1684 delim = from_ascii("\\}");
1687 delim = docstring(1, c);
1690 if (InsetMathBig::isBigInsetDelim(delim)) {
1691 // name + delim ared a valid InsetMathBig.
1692 // We can't use cur.macroModeClose() because
1693 // it does not handle delim.
1694 InsetMathUnknown * p = cur.activeMacro();
1697 cur.cell().erase(cur.pos());
1698 cur.plainInsert(MathAtom(
1699 new InsetMathBig(name.substr(1), delim)));
1702 } else if (name == "\\smash" && c == '[') {
1703 // We can't use cur.macroModeClose() because
1704 // it would create an InsetMathPhantom
1705 InsetMathUnknown * p = cur.activeMacro();
1707 interpretChar(cur, c);
1711 // leave macro mode and try again if necessary
1712 if (cur.macroModeClose()) {
1713 MathAtom const atom = cur.prevAtom();
1714 if (atom->asNestInset() && atom->isActive()) {
1716 cur.pushBackward(*cur.nextInset());
1720 cur.niceInsert(MathAtom(new InsetMathBrace(buf)));
1722 interpretChar(cur, c);
1727 // leave autocorrect mode if necessary
1728 if (lyxrc.autocorrection_math && c == ' ' && cur.autocorrect()) {
1729 cur.autocorrect() = false;
1730 cur.message(_("Autocorrect Off ('!' to enter)"));
1733 if (lyxrc.autocorrection_math && c == '!' && !cur.autocorrect()) {
1734 cur.autocorrect() = true;
1735 cur.message(_("Autocorrect On (<space> to exit)"));
1739 // just clear selection on pressing the space bar
1740 if (cur.selection() && c == ' ') {
1741 cur.selection(false);
1746 //lyxerr << "starting with macro" << endl;
1747 bool reduced = cap::reduceSelectionToOneCell(cur);
1748 if (reduced || !cur.selection()) {
1749 cur.recordUndoInset();
1750 docstring const safe = cap::grabAndEraseSelection(cur);
1751 if (!cur.inRegexped())
1752 cur.insert(MathAtom(new InsetMathUnknown(from_ascii("\\"), safe, false)));
1754 cur.niceInsert(createInsetMath("backslash", buf));
1762 if (currentMode() != InsetMath::MATH_MODE)
1768 if (currentMode() != InsetMath::MATH_MODE) {
1769 // insert spaces in text or undecided mode,
1770 // but suppress direct insertion of two spaces in a row
1771 // the still allows typing '<space>a<space>' and deleting the 'a', but
1772 // it is better than nothing...
1773 if (cur.pos() == 0 || cur.prevAtom()->getChar() != ' ') {
1775 // FIXME: we have to enable full redraw here because of the
1776 // visual box corners that define the inset. If we know for
1777 // sure that we stay within the same cell we can optimize for
1779 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1783 if (cur.pos() != 0 && cur.prevAtom()->asSpaceInset()) {
1784 cur.prevAtom().nucleus()->asSpaceInset()->incSpace();
1785 // FIXME: we have to enable full redraw here because of the
1786 // visual box corners that define the inset. If we know for
1787 // sure that we stay within the same cell we can optimize for
1789 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1793 if (cur.popForward()) {
1794 // FIXME: we have to enable full redraw here because of the
1795 // visual box corners that define the inset. If we know for
1796 // sure that we stay within the same cell we can optimize for
1798 //cur.screenUpdateFlags(Update::FitCursor);
1802 // if we are at the very end, leave the formula
1803 return cur.pos() != cur.lastpos();
1806 // These should be treated differently when not in text mode:
1807 if (cur.inRegexped()) {
1810 cur.niceInsert(createInsetMath("mathcircumflex", buf));
1817 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1820 cur.niceInsert(createInsetMath("sim", buf));
1826 } else if (currentMode() != InsetMath::TEXT_MODE) {
1828 script(cur, false, save_selection);
1832 script(cur, true, save_selection);
1836 cur.niceInsert(createInsetMath("sim", buf));
1839 if (currentMode() == InsetMath::MATH_MODE && Encodings::isUnicodeTextOnly(c)) {
1840 MathAtom at = createInsetMath("text", buf);
1841 at.nucleus()->cell(0).push_back(MathAtom(new InsetMathChar(c)));
1848 cur.niceInsert(createInsetMath("textasciicircum", buf));
1852 cur.niceInsert(createInsetMath("textasciitilde", buf));
1857 if (c == '{' || c == '}' || c == '&' || c == '$' || c == '#' ||
1858 c == '%' || c == '_') {
1859 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1864 // try auto-correction
1865 if (lyxrc.autocorrection_math && cur.autocorrect() && cur.pos() != 0
1866 && math_autocorrect(cur.prevAtom(), c))
1869 // no special circumstances, so insert the character without any fuss
1871 if (lyxrc.autocorrection_math) {
1872 if (!cur.autocorrect())
1873 cur.message(_("Autocorrect Off ('!' to enter)"));
1875 cur.message(_("Autocorrect On (<space> to exit)"));
1881 bool InsetMathNest::interpretString(Cursor & cur, docstring const & str)
1883 // Create a InsetMathBig from cur.cell()[cur.pos() - 1] and t if
1885 if (!cur.empty() && cur.pos() > 0 &&
1886 cur.cell()[cur.pos() - 1]->asUnknownInset()) {
1887 if (InsetMathBig::isBigInsetDelim(str)) {
1888 docstring prev = asString(cur.cell()[cur.pos() - 1]);
1889 if (prev[0] == '\\') {
1890 prev = prev.substr(1);
1891 latexkeys const * l = in_word_set(prev);
1892 if (l && l->inset == "big") {
1893 cur.cell()[cur.pos() - 1] =
1894 MathAtom(new InsetMathBig(prev, str));
1904 bool InsetMathNest::script(Cursor & cur, bool up)
1906 return script(cur, up, docstring());
1910 bool InsetMathNest::script(Cursor & cur, bool up,
1911 docstring const & save_selection)
1913 // Hack to get \^ and \_ working
1914 //lyxerr << "handling script: up: " << up << endl;
1915 if (cur.inMacroMode() && cur.macroName() == "\\") {
1917 cur.niceInsert(createInsetMath("mathcircumflex", cur.buffer()));
1919 interpretChar(cur, '_');
1923 cur.macroModeClose();
1924 if (asScriptInset() && cur.idx() == 0) {
1925 // we are in a nucleus of a script inset, move to _our_ script
1926 InsetMathScript * inset = asScriptInset();
1927 //lyxerr << " going to cell " << inset->idxOfScript(up) << endl;
1929 cur.idx() = inset->idxOfScript(up);
1931 } else if (cur.pos() != 0 && cur.prevAtom()->asScriptInset()) {
1933 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1936 cur.idx() = inset->idxOfScript(up);
1937 cur.pos() = cur.lastpos();
1939 // convert the thing to our left to a scriptinset or create a new
1940 // one if in the very first position of the array
1941 if (cur.pos() == 0) {
1942 //lyxerr << "new scriptinset" << endl;
1943 cur.insert(new InsetMathScript(buffer_, up));
1945 //lyxerr << "converting prev atom " << endl;
1946 cur.prevAtom() = MathAtom(new InsetMathScript(buffer_, cur.prevAtom(), up));
1949 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1950 // See comment in MathParser.cpp for special handling of {}-bases
1956 //lyxerr << "inserting selection 1:\n" << save_selection << endl;
1957 cur.niceInsert(save_selection);
1959 //lyxerr << "inserting selection 2:\n" << save_selection << endl;
1964 bool InsetMathNest::completionSupported(Cursor const & cur) const
1966 return cur.inMacroMode();
1970 bool InsetMathNest::inlineCompletionSupported(Cursor const & cur) const
1972 return cur.inMacroMode();
1976 bool InsetMathNest::automaticInlineCompletion() const
1978 return lyxrc.completion_inline_math;
1982 bool InsetMathNest::automaticPopupCompletion() const
1984 return lyxrc.completion_popup_math;
1988 CompletionList const *
1989 InsetMathNest::createCompletionList(Cursor const & cur) const
1991 if (!cur.inMacroMode())
1994 return new MathCompletionList(cur);
1998 docstring InsetMathNest::completionPrefix(Cursor const & cur) const
2000 if (!cur.inMacroMode())
2003 return cur.activeMacro()->name();
2007 bool InsetMathNest::insertCompletion(Cursor & cur, docstring const & s,
2010 if (!cur.inMacroMode())
2013 // append completion to active macro
2014 InsetMathUnknown * inset = cur.activeMacro();
2015 inset->setName(inset->name() + s);
2020 // FIXME: this creates duplicates in the completion popup
2021 // which looks ugly. Moreover the changes the list lengths
2023 confuse the popup as well.
2024 MathCompletionList::addToFavorites(inset->name());
2026 lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, " "));
2033 void InsetMathNest::completionPosAndDim(Cursor const & cur, int & x, int & y,
2034 Dimension & dim) const
2036 Inset const * inset = cur.activeMacro();
2040 // get inset dimensions
2041 dim = cur.bv().coordCache().insets().dim(inset);
2042 // FIXME: these 3 are no accurate, but should depend on the font.
2043 // Now the popup jumps down if you enter a char with descent > 0.
2048 Point xy = cur.bv().coordCache().insets().xy(inset);
2054 ////////////////////////////////////////////////////////////////////
2056 MathCompletionList::MathCompletionList(Cursor const & cur)
2058 // fill it with macros from the buffer
2059 MacroNameSet macros;
2060 cur.buffer()->listMacroNames(macros);
2061 MacroNameSet::const_iterator it;
2062 for (it = macros.begin(); it != macros.end(); ++it) {
2063 if (cur.buffer()->getMacro(*it, cur, false))
2064 locals.push_back("\\" + *it);
2066 sort(locals.begin(), locals.end());
2068 if (!globals.empty())
2071 // fill in global macros
2073 MacroTable::globalMacros().getMacroNames(macros, false);
2074 //lyxerr << "Globals completion macros: ";
2075 for (it = macros.begin(); it != macros.end(); ++it) {
2076 //lyxerr << "\\" + *it << " ";
2077 globals.push_back("\\" + *it);
2079 //lyxerr << std::endl;
2081 // fill in global commands
2082 globals.push_back(from_ascii("\\boxed"));
2083 globals.push_back(from_ascii("\\fbox"));
2084 globals.push_back(from_ascii("\\framebox"));
2085 globals.push_back(from_ascii("\\makebox"));
2086 globals.push_back(from_ascii("\\kern"));
2087 globals.push_back(from_ascii("\\xhookrightarrow"));
2088 globals.push_back(from_ascii("\\xhookleftarrow"));
2089 globals.push_back(from_ascii("\\xrightarrow"));
2090 globals.push_back(from_ascii("\\xRightarrow"));
2091 globals.push_back(from_ascii("\\xrightharpoondown"));
2092 globals.push_back(from_ascii("\\xrightharpoonup"));
2093 globals.push_back(from_ascii("\\xrightleftharpoons"));
2094 globals.push_back(from_ascii("\\xleftarrow"));
2095 globals.push_back(from_ascii("\\xLeftarrow"));
2096 globals.push_back(from_ascii("\\xleftharpoondown"));
2097 globals.push_back(from_ascii("\\xleftharpoonup"));
2098 globals.push_back(from_ascii("\\xleftrightarrow"));
2099 globals.push_back(from_ascii("\\xLeftrightarrow"));
2100 globals.push_back(from_ascii("\\xleftrightharpoons"));
2101 globals.push_back(from_ascii("\\xmapsto"));
2102 globals.push_back(from_ascii("\\split"));
2103 globals.push_back(from_ascii("\\gathered"));
2104 globals.push_back(from_ascii("\\aligned"));
2105 globals.push_back(from_ascii("\\alignedat"));
2106 globals.push_back(from_ascii("\\cases"));
2107 globals.push_back(from_ascii("\\substack"));
2108 globals.push_back(from_ascii("\\xymatrix"));
2109 globals.push_back(from_ascii("\\Diagram"));
2110 globals.push_back(from_ascii("\\subarray"));
2111 globals.push_back(from_ascii("\\array"));
2112 globals.push_back(from_ascii("\\sqrt"));
2113 globals.push_back(from_ascii("\\root"));
2114 globals.push_back(from_ascii("\\tabular"));
2115 globals.push_back(from_ascii("\\sideset"));
2116 globals.push_back(from_ascii("\\stackrel"));
2117 globals.push_back(from_ascii("\\stackrelthree"));
2118 globals.push_back(from_ascii("\\binom"));
2119 globals.push_back(from_ascii("\\choose"));
2120 globals.push_back(from_ascii("\\brace"));
2121 globals.push_back(from_ascii("\\brack"));
2122 globals.push_back(from_ascii("\\frac"));
2123 globals.push_back(from_ascii("\\over"));
2124 globals.push_back(from_ascii("\\nicefrac"));
2125 globals.push_back(from_ascii("\\unitfrac"));
2126 globals.push_back(from_ascii("\\unitfracthree"));
2127 globals.push_back(from_ascii("\\unitone"));
2128 globals.push_back(from_ascii("\\unittwo"));
2129 globals.push_back(from_ascii("\\infer"));
2130 globals.push_back(from_ascii("\\atop"));
2131 globals.push_back(from_ascii("\\lefteqn"));
2132 globals.push_back(from_ascii("\\boldsymbol"));
2133 globals.push_back(from_ascii("\\bm"));
2134 globals.push_back(from_ascii("\\color"));
2135 globals.push_back(from_ascii("\\normalcolor"));
2136 globals.push_back(from_ascii("\\textcolor"));
2137 globals.push_back(from_ascii("\\cfrac"));
2138 globals.push_back(from_ascii("\\cfracleft"));
2139 globals.push_back(from_ascii("\\cfracright"));
2140 globals.push_back(from_ascii("\\dfrac"));
2141 globals.push_back(from_ascii("\\tfrac"));
2142 globals.push_back(from_ascii("\\dbinom"));
2143 globals.push_back(from_ascii("\\tbinom"));
2144 globals.push_back(from_ascii("\\hphantom"));
2145 globals.push_back(from_ascii("\\phantom"));
2146 globals.push_back(from_ascii("\\vphantom"));
2147 globals.push_back(from_ascii("\\cancel"));
2148 globals.push_back(from_ascii("\\bcancel"));
2149 globals.push_back(from_ascii("\\xcancel"));
2150 globals.push_back(from_ascii("\\cancelto"));
2151 globals.push_back(from_ascii("\\smash"));
2152 globals.push_back(from_ascii("\\mathclap"));
2153 globals.push_back(from_ascii("\\mathllap"));
2154 globals.push_back(from_ascii("\\mathrlap"));
2155 globals.push_back(from_ascii("\\ensuremath"));
2156 MathWordList const & words = mathedWordList();
2157 MathWordList::const_iterator it2;
2158 //lyxerr << "Globals completion commands: ";
2159 for (it2 = words.begin(); it2 != words.end(); ++it2) {
2160 if (it2->second.inset != "macro" && !it2->second.hidden) {
2161 // macros are already read from MacroTable::globalMacros()
2162 globals.push_back('\\' + it2->first);
2163 //lyxerr << '\\' + it2->first << ' ';
2166 //lyxerr << std::endl;
2167 sort(globals.begin(), globals.end());
2171 MathCompletionList::~MathCompletionList()
2176 size_type MathCompletionList::size() const
2178 return locals.size() + globals.size();
2182 docstring const & MathCompletionList::data(size_t idx) const
2184 size_t lsize = locals.size();
2186 return globals[idx - lsize];
2192 std::string MathCompletionList::icon(size_t idx) const
2194 // get the latex command
2196 size_t lsize = locals.size();
2198 cmd = globals[idx - lsize];
2202 // get the icon resource name by stripping the backslash
2203 docstring icon_name = frontend::Application::mathIcon(cmd.substr(1));
2204 if (icon_name.empty())
2205 return std::string();
2206 return "images/math/" + to_utf8(icon_name);
2209 std::vector<docstring> MathCompletionList::globals;