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 "MathMacro.h"
36 #include "MathMacroArgument.h"
37 #include "MathParser.h"
38 #include "MathStream.h"
39 #include "MathSupport.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"
53 #include "OutputParams.h"
56 #include "frontends/Clipboard.h"
57 #include "frontends/Painter.h"
58 #include "frontends/Selection.h"
60 #include "support/lassert.h"
61 #include "support/debug.h"
62 #include "support/gettext.h"
63 #include "support/lstrings.h"
64 #include "support/textutils.h"
65 #include "support/docstream.h"
71 using namespace lyx::support;
75 using cap::copySelection;
76 using cap::grabAndEraseSelection;
77 using cap::cutSelection;
78 using cap::replaceSelection;
79 using cap::selClearOrDel;
82 InsetMathNest::InsetMathNest(Buffer * buf, idx_type nargs)
83 : InsetMath(buf), cells_(nargs), lock_(false)
89 InsetMathNest::InsetMathNest(InsetMathNest const & inset)
90 : InsetMath(inset), cells_(inset.cells_), lock_(inset.lock_)
94 InsetMathNest::~InsetMathNest()
96 map<BufferView const *, bool>::iterator it = mouse_hover_.begin();
97 map<BufferView const *, bool>::iterator end = mouse_hover_.end();
98 for (; it != end; ++it)
100 it->first->clearLastInset(this);
104 InsetMathNest & InsetMathNest::operator=(InsetMathNest const & inset)
106 cells_ = inset.cells_;
108 mouse_hover_.clear();
109 InsetMath::operator=(inset);
114 void InsetMathNest::setBuffer(Buffer & buffer)
116 InsetMath::setBuffer(buffer);
117 for (idx_type i = 0, n = nargs(); i != n; ++i) {
118 MathData & data = cell(i);
119 for (size_t j = 0; j != data.size(); ++j)
120 data[j].nucleus()->setBuffer(buffer);
125 InsetMath::idx_type InsetMathNest::nargs() const
127 return cells_.size();
131 void InsetMathNest::cursorPos(BufferView const & bv,
132 CursorSlice const & sl, bool /*boundary*/,
133 int & x, int & y) const
135 // FIXME: This is a hack. Ideally, the coord cache should not store
136 // absolute positions, but relative ones. This would mean to call
137 // setXY() not in MathData::draw(), but in the parent insets' draw()
138 // with the correctly adjusted x,y values. But this means that we'd have
139 // to touch all (math)inset's draw() methods. Right now, we'll store
140 // absolute value, and make them here relative, only to make them
141 // absolute again when actually drawing the cursor. What a mess.
142 LASSERT(&sl.inset() == this, /**/);
143 MathData const & ar = sl.cell();
144 CoordCache const & coord_cache = bv.coordCache();
145 if (!coord_cache.getArrays().has(&ar)) {
146 // this can (semi-)legally happen if we just created this cell
147 // and it never has been drawn before. So don't ASSERT.
148 //lyxerr << "no cached data for array " << &ar << endl;
153 Point const pt = coord_cache.getArrays().xy(&ar);
154 if (!coord_cache.getInsets().has(this)) {
156 //lyxerr << "no cached data for inset " << this << endl;
161 Point const pt2 = coord_cache.getInsets().xy(this);
162 //lyxerr << "retrieving position cache for MathData "
163 // << pt.x_ << ' ' << pt.y_ << endl;
164 x = pt.x_ - pt2.x_ + ar.pos2x(&bv, sl.pos());
166 // lyxerr << "pt.y_ : " << pt.y_ << " pt2_.y_ : " << pt2.y_
167 // << " asc: " << ascent() << " des: " << descent()
168 // << " ar.asc: " << ar.ascent() << " ar.des: " << ar.descent() << endl;
169 // move cursor visually into empty cells ("blue rectangles");
175 void InsetMathNest::metrics(MetricsInfo const & mi) const
178 for (idx_type i = 0, n = nargs(); i != n; ++i) {
180 cell(i).metrics(m, dim);
185 void InsetMathNest::updateBuffer(ParIterator const & it, UpdateType utype)
187 for (idx_type i = 0, n = nargs(); i != n; ++i)
188 cell(i).updateBuffer(it, utype);
193 bool InsetMathNest::idxNext(Cursor & cur) const
195 LASSERT(&cur.inset() == this, /**/);
196 if (cur.idx() == cur.lastidx())
204 bool InsetMathNest::idxForward(Cursor & cur) const
210 bool InsetMathNest::idxPrev(Cursor & cur) const
212 LASSERT(&cur.inset() == this, /**/);
216 cur.pos() = cur.lastpos();
221 bool InsetMathNest::idxBackward(Cursor & cur) const
227 bool InsetMathNest::idxFirst(Cursor & cur) const
229 LASSERT(&cur.inset() == this, /**/);
238 bool InsetMathNest::idxLast(Cursor & cur) const
240 LASSERT(&cur.inset() == this, /**/);
243 cur.idx() = cur.lastidx();
244 cur.pos() = cur.lastpos();
249 void InsetMathNest::dump() const
251 odocstringstream oss;
253 os << "---------------------------------------------\n";
256 for (idx_type i = 0, n = nargs(); i != n; ++i)
257 os << cell(i) << "\n";
258 os << "---------------------------------------------\n";
259 lyxerr << to_utf8(oss.str());
263 void InsetMathNest::draw(PainterInfo & pi, int x, int y) const
267 pi.pain.fillRectangle(x, y - ascent(), width(), height(),
270 setPosCache(pi, x, y);
274 void InsetMathNest::drawSelection(PainterInfo & pi, int x, int y) const
276 BufferView & bv = *pi.base.bv;
277 // this should use the x/y values given, not the cached values
278 Cursor & cur = bv.cursor();
279 if (!cur.selection())
281 if (&cur.inset() != this)
284 // FIXME: hack to get position cache warm
285 bool const original_drawing_state = pi.pain.isDrawingEnabled();
286 pi.pain.setDrawingEnabled(false);
288 pi.pain.setDrawingEnabled(original_drawing_state);
290 CursorSlice s1 = cur.selBegin();
291 CursorSlice s2 = cur.selEnd();
293 //lyxerr << "InsetMathNest::drawing selection: "
294 // << " s1: " << s1 << " s2: " << s2 << endl;
295 if (s1.idx() == s2.idx()) {
296 MathData const & c = cell(s1.idx());
297 Geometry const & g = bv.coordCache().getArrays().geometry(&c);
298 int x1 = g.pos.x_ + c.pos2x(pi.base.bv, s1.pos());
299 int y1 = g.pos.y_ - g.dim.ascent();
300 int x2 = g.pos.x_ + c.pos2x(pi.base.bv, s2.pos());
301 int y2 = g.pos.y_ + g.dim.descent();
302 pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, Color_selection);
303 //lyxerr << "InsetMathNest::drawing selection 3: "
304 // << " x1: " << x1 << " x2: " << x2
305 // << " y1: " << y1 << " y2: " << y2 << endl;
307 for (idx_type i = 0; i < nargs(); ++i) {
308 if (idxBetween(i, s1.idx(), s2.idx())) {
309 MathData const & c = cell(i);
310 Geometry const & g = bv.coordCache().getArrays().geometry(&c);
312 int y1 = g.pos.y_ - g.dim.ascent();
313 int x2 = g.pos.x_ + g.dim.width();
314 int y2 = g.pos.y_ + g.dim.descent();
315 pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, Color_selection);
322 void InsetMathNest::validate(LaTeXFeatures & features) const
324 for (idx_type i = 0; i < nargs(); ++i)
325 cell(i).validate(features);
329 void InsetMathNest::replace(ReplaceData & rep)
331 for (idx_type i = 0; i < nargs(); ++i)
332 cell(i).replace(rep);
336 bool InsetMathNest::contains(MathData const & ar) const
338 for (idx_type i = 0; i < nargs(); ++i)
339 if (cell(i).contains(ar))
345 bool InsetMathNest::lock() const
351 void InsetMathNest::lock(bool l)
357 bool InsetMathNest::isActive() const
363 MathData InsetMathNest::glue() const
366 for (size_t i = 0; i < nargs(); ++i)
372 void InsetMathNest::write(WriteStream & os) const
374 MathEnsurer ensurer(os, currentMode() == MATH_MODE);
375 ModeSpecifier specifier(os, currentMode(), lockedMode());
376 docstring const latex_name = name();
377 os << '\\' << latex_name;
378 for (size_t i = 0; i < nargs(); ++i)
379 os << '{' << cell(i) << '}';
381 os.pendingSpace(true);
382 if (lock_ && !os.latex()) {
384 os.pendingSpace(true);
389 void InsetMathNest::normalize(NormalStream & os) const
392 for (size_t i = 0; i < nargs(); ++i)
393 os << ' ' << cell(i);
398 void InsetMathNest::latex(otexstream & os, OutputParams const & runparams) const
400 WriteStream wi(os.os(), runparams.moving_arg, true,
401 runparams.dryrun ? WriteStream::wsDryrun : WriteStream::wsDefault,
403 wi.canBreakLine(os.canBreakLine());
405 os.canBreakLine(wi.canBreakLine());
408 if (lf > 0 && runparams.lastid != -1) {
410 os.texrow().newline();
411 os.texrow().start(runparams.lastid, runparams.lastpos);
413 os.texrow().newlines(lf);
417 bool InsetMathNest::setMouseHover(BufferView const * bv, bool mouse_hover)
420 mouse_hover_[bv] = mouse_hover;
425 bool InsetMathNest::notifyCursorLeaves(Cursor const & /*old*/, Cursor & /*cur*/)
429 MathData & ar = cur.cell();
430 // remove base-only "scripts"
431 for (pos_type i = 0; i + 1 < ar.size(); ++i) {
432 InsetMathScript * p = operator[](i).nucleus()->asScriptInset();
433 if (p && p->nargs() == 1) {
434 MathData ar = p->nuc();
437 cur.adjust(i, ar.size() - 1);
441 // glue adjacent font insets of the same kind
442 for (pos_type i = 0; i + 1 < size(); ++i) {
443 InsetMathFont * p = operator[](i).nucleus()->asFontInset();
444 InsetMathFont const * q = operator[](i + 1)->asFontInset();
445 if (p && q && p->name() == q->name()) {
446 p->cell(0).append(q->cell(0));
456 void InsetMathNest::handleFont
457 (Cursor & cur, docstring const & arg, char const * const font)
459 handleFont(cur, arg, from_ascii(font));
463 void InsetMathNest::handleFont(Cursor & cur, docstring const & arg,
464 docstring const & font)
466 cur.recordUndoSelection();
468 // this whole function is a hack and won't work for incremental font
470 if (cur.inset().asInsetMath()->name() == font)
471 cur.handleFont(to_utf8(font));
473 handleNest(cur, createInsetMath(font, cur.buffer()), arg);
477 void InsetMathNest::handleNest(Cursor & cur, MathAtom const & nest)
479 handleNest(cur, nest, docstring());
483 void InsetMathNest::handleNest(Cursor & cur, MathAtom const & nest,
484 docstring const & arg)
486 CursorSlice i1 = cur.selBegin();
487 CursorSlice i2 = cur.selEnd();
488 if (!i1.inset().asInsetMath())
490 if (i1.idx() == i2.idx()) {
491 // the easy case where only one cell is selected
492 cur.handleNest(nest);
497 // multiple selected cells in a simple non-grid inset
498 if (i1.asInsetMath()->nrows() == 0 || i1.asInsetMath()->ncols() == 0) {
499 for (idx_type i = i1.idx(); i <= i2.idx(); ++i) {
504 cur.pos() = cur.lastpos();
507 // change font of cell
508 cur.handleNest(nest);
511 // cur is in the font inset now. If the loop continues,
512 // we need to get outside again for the next cell
513 if (i + 1 <= i2.idx())
519 // the complicated case with multiple selected cells in a grid
522 cap::region(i1, i2, r1, r2, c1, c2);
523 for (row_type row = r1; row <= r2; ++row) {
524 for (col_type col = c1; col <= c2; ++col) {
526 cur.idx() = i1.asInsetMath()->index(row, col);
529 cur.pos() = cur.lastpos();
533 cur.handleNest(nest);
536 // cur is in the font inset now. If the loop continues,
537 // we need to get outside again for the next cell
538 if (col + 1 <= c2 || row + 1 <= r2)
545 void InsetMathNest::handleFont2(Cursor & cur, docstring const & arg)
547 cur.recordUndoSelection();
550 font.fromString(to_utf8(arg), b);
551 if (font.fontInfo().color() != Color_inherit &&
552 font.fontInfo().color() != Color_ignore)
553 handleNest(cur, MathAtom(new InsetMathColor(buffer_, true, font.fontInfo().color())));
555 // FIXME: support other font changes here as well?
559 void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
561 //LYXERR0("InsetMathNest: request: " << cmd);
563 Parse::flags parseflg = Parse::QUIET | Parse::USETEXT;
565 FuncCode const act = cmd.action();
568 case LFUN_CLIPBOARD_PASTE:
569 parseflg |= Parse::VERBATIM;
572 if (cur.currentMode() <= TEXT_MODE)
573 parseflg |= Parse::TEXTMODE;
574 cur.recordUndoSelection();
575 cur.message(_("Paste"));
576 replaceSelection(cur);
578 if (cmd.argument().empty() && !theClipboard().isInternal())
579 topaste = theClipboard().getAsText();
582 idocstringstream is(cmd.argument());
584 topaste = cap::selection(n);
586 cur.niceInsert(topaste, parseflg, false);
587 cur.clearSelection(); // bug 393
588 cur.forceBufferUpdate();
595 cutSelection(cur, true, true);
596 cur.message(_("Cut"));
597 // Prevent stale position >= size crash
598 // Probably not necessary anymore, see eraseSelection (gb 2005-10-09)
600 cur.forceBufferUpdate();
605 cur.message(_("Copy"));
608 case LFUN_MOUSE_PRESS:
609 lfunMousePress(cur, cmd);
612 case LFUN_MOUSE_MOTION:
613 lfunMouseMotion(cur, cmd);
616 case LFUN_MOUSE_RELEASE:
617 lfunMouseRelease(cur, cmd);
620 case LFUN_FINISHED_LEFT: // in math, left is backwards
621 case LFUN_FINISHED_BACKWARD:
622 cur.bv().cursor() = cur;
625 case LFUN_FINISHED_RIGHT: // in math, right is forward
626 case LFUN_FINISHED_FORWARD:
628 cur.bv().cursor() = cur;
631 case LFUN_CHAR_RIGHT:
633 case LFUN_CHAR_BACKWARD:
634 case LFUN_CHAR_FORWARD:
635 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
636 case LFUN_CHAR_RIGHT_SELECT:
637 case LFUN_CHAR_LEFT_SELECT:
638 case LFUN_CHAR_BACKWARD_SELECT:
639 case LFUN_CHAR_FORWARD_SELECT: {
640 // are we in a selection?
641 bool select = (act == LFUN_CHAR_RIGHT_SELECT
642 || act == LFUN_CHAR_LEFT_SELECT
643 || act == LFUN_CHAR_BACKWARD_SELECT
644 || act == LFUN_CHAR_FORWARD_SELECT);
645 // are we moving forward or backwards?
646 // If the command was RIGHT or LEFT, then whether we're moving forward
647 // or backwards depends on the cursor movement mode (logical or visual):
648 // * in visual mode, since math is always LTR, right -> forward,
650 // * in logical mode, the mapping is determined by the
651 // reverseDirectionNeeded() function
654 FuncCode finish_lfun;
656 if (act == LFUN_CHAR_FORWARD
657 || act == LFUN_CHAR_FORWARD_SELECT) {
659 finish_lfun = LFUN_FINISHED_FORWARD;
661 else if (act == LFUN_CHAR_BACKWARD
662 || act == LFUN_CHAR_BACKWARD_SELECT) {
664 finish_lfun = LFUN_FINISHED_BACKWARD;
667 bool right = (act == LFUN_CHAR_RIGHT_SELECT
668 || act == LFUN_CHAR_RIGHT);
669 if (lyxrc.visual_cursor || !reverseDirectionNeeded(cur))
675 finish_lfun = LFUN_FINISHED_RIGHT;
677 finish_lfun = LFUN_FINISHED_LEFT;
679 // Now that we know exactly what we want to do, let's do it!
680 cur.selHandle(select);
682 cur.macroModeClose();
683 // try moving forward or backwards as necessary...
684 if (!(forward ? cursorMathForward(cur) : cursorMathBackward(cur))) {
685 // ... and if movement failed, then finish forward or backwards
687 cmd = FuncRequest(finish_lfun);
695 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
696 case LFUN_DOWN_SELECT:
697 case LFUN_UP_SELECT: {
698 // close active macro
699 if (cur.inMacroMode()) {
700 cur.macroModeClose();
704 // stop/start the selection
705 bool select = act == LFUN_DOWN_SELECT ||
706 act == LFUN_UP_SELECT;
707 cur.selHandle(select);
710 bool up = act == LFUN_UP || act == LFUN_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_MOUSE_TRIPLE:
727 case LFUN_WORD_SELECT:
731 cur.setSelection(true);
732 cur.pos() = cur.lastpos();
733 cur.idx() = cur.lastidx();
736 case LFUN_PARAGRAPH_UP:
737 case LFUN_PARAGRAPH_DOWN:
738 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
739 case LFUN_PARAGRAPH_UP_SELECT:
740 case LFUN_PARAGRAPH_DOWN_SELECT:
743 case LFUN_LINE_BEGIN:
744 case LFUN_WORD_BACKWARD:
746 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
747 case LFUN_LINE_BEGIN_SELECT:
748 case LFUN_WORD_BACKWARD_SELECT:
749 case LFUN_WORD_LEFT_SELECT:
750 cur.selHandle(act == LFUN_WORD_BACKWARD_SELECT ||
751 act == LFUN_WORD_LEFT_SELECT ||
752 act == LFUN_LINE_BEGIN_SELECT);
753 cur.macroModeClose();
754 if (cur.pos() != 0) {
756 } else if (cur.col() != 0) {
757 cur.idx() -= cur.col();
759 } else if (cur.idx() != 0) {
763 cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
768 case LFUN_WORD_FORWARD:
769 case LFUN_WORD_RIGHT:
771 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
772 case LFUN_WORD_FORWARD_SELECT:
773 case LFUN_WORD_RIGHT_SELECT:
774 case LFUN_LINE_END_SELECT:
775 cur.selHandle(act == LFUN_WORD_FORWARD_SELECT ||
776 act == LFUN_WORD_RIGHT_SELECT ||
777 act == LFUN_LINE_END_SELECT);
778 cur.macroModeClose();
780 if (cur.pos() != cur.lastpos()) {
781 cur.pos() = cur.lastpos();
782 } else if (ncols() && (cur.col() != cur.lastcol())) {
783 cur.idx() = cur.idx() - cur.col() + cur.lastcol();
784 cur.pos() = cur.lastpos();
785 } else if (cur.idx() != cur.lastidx()) {
786 cur.idx() = cur.lastidx();
787 cur.pos() = cur.lastpos();
789 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
794 case LFUN_CELL_FORWARD:
795 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
796 cur.inset().idxNext(cur);
799 case LFUN_CELL_BACKWARD:
800 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
801 cur.inset().idxPrev(cur);
804 case LFUN_WORD_DELETE_BACKWARD:
805 case LFUN_CHAR_DELETE_BACKWARD:
807 // May affect external cell:
808 cur.recordUndoInset();
810 cur.recordUndoSelection();
811 // if the inset can not be removed from within, delete it
812 if (!cur.backspace()) {
813 FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD);
814 cur.innerText()->dispatch(cur, cmd);
818 case LFUN_WORD_DELETE_FORWARD:
819 case LFUN_CHAR_DELETE_FORWARD:
820 if (cur.pos() == cur.lastpos())
821 // May affect external cell:
822 cur.recordUndoInset();
824 cur.recordUndoSelection();
825 // if the inset can not be removed from within, delete it
827 FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD);
828 cur.innerText()->dispatch(cur, cmd);
834 cur.clearSelection();
836 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
841 // 'Locks' the math inset. A 'locked' math inset behaves as a unit
842 // that is traversed by a single <CursorLeft>/<CursorRight>.
843 case LFUN_INSET_TOGGLE:
849 case LFUN_SELF_INSERT:
850 if (cmd.argument().size() != 1) {
851 cur.recordUndoSelection();
852 docstring const arg = cmd.argument();
853 if (!interpretString(cur, arg))
857 // Don't record undo steps if we are in macro mode and thus
858 // cmd.argument is the next character of the macro name.
859 // Otherwise we'll get an invalid cursor if we undo after
860 // the macro was finished and the macro is a known command,
861 // e.g. sqrt. Cursor::macroModeClose replaces in this case
862 // the InsetMathUnknown with name "frac" by an empty
863 // InsetMathFrac -> a pos value > 0 is invalid.
864 // A side effect is that an undo before the macro is finished
865 // undoes the complete macro, not only the last character.
866 // At the time we hit '\' we are not in macro mode, still.
867 if (!cur.inMacroMode())
868 cur.recordUndoSelection();
870 // spacial handling of space. If we insert an inset
871 // via macro mode, we want to put the cursor inside it
872 // if relevant. Think typing "\frac<space>".
873 if (cmd.argument()[0] == ' '
874 && cur.inMacroMode() && cur.macroName() != "\\"
875 && cur.macroModeClose()) {
876 MathAtom const atom = cur.prevAtom();
877 if (atom->asNestInset() && atom->isActive()) {
879 cur.pushBackward(*cur.nextInset());
881 } else if (!interpretChar(cur, cmd.argument()[0])) {
882 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
887 //case LFUN_SERVER_GET_XY:
890 case LFUN_SERVER_SET_XY: {
891 lyxerr << "LFUN_SERVER_SET_XY broken!" << endl;
894 istringstream is(to_utf8(cmd.argument()));
896 cur.setScreenPos(x, y);
900 // Special casing for superscript in case of LyX handling
902 case LFUN_ACCENT_CIRCUMFLEX:
903 if (cmd.argument().empty()) {
904 // do superscript if LyX handles
906 cur.recordUndoSelection();
907 script(cur, true, grabAndEraseSelection(cur));
911 case LFUN_ACCENT_UMLAUT:
912 case LFUN_ACCENT_ACUTE:
913 case LFUN_ACCENT_GRAVE:
914 case LFUN_ACCENT_BREVE:
915 case LFUN_ACCENT_DOT:
916 case LFUN_ACCENT_MACRON:
917 case LFUN_ACCENT_CARON:
918 case LFUN_ACCENT_TILDE:
919 case LFUN_ACCENT_CEDILLA:
920 case LFUN_ACCENT_CIRCLE:
921 case LFUN_ACCENT_UNDERDOT:
922 case LFUN_ACCENT_TIE:
923 case LFUN_ACCENT_OGONEK:
924 case LFUN_ACCENT_HUNGARIAN_UMLAUT:
928 case LFUN_TEXTSTYLE_APPLY:
929 case LFUN_TEXTSTYLE_UPDATE:
930 handleFont2(cur, cmd.argument());
934 if (currentMode() <= TEXT_MODE)
935 handleFont(cur, cmd.argument(), "textbf");
937 handleFont(cur, cmd.argument(), "mathbf");
939 case LFUN_FONT_BOLDSYMBOL:
940 if (currentMode() <= TEXT_MODE)
941 handleFont(cur, cmd.argument(), "textbf");
943 handleFont(cur, cmd.argument(), "boldsymbol");
946 if (currentMode() <= TEXT_MODE)
947 handleFont(cur, cmd.argument(), "textsf");
949 handleFont(cur, cmd.argument(), "mathsf");
952 if (currentMode() <= TEXT_MODE)
953 handleFont(cur, cmd.argument(), "emph");
955 handleFont(cur, cmd.argument(), "mathcal");
957 case LFUN_FONT_ROMAN:
958 if (currentMode() <= TEXT_MODE)
959 handleFont(cur, cmd.argument(), "textrm");
961 handleFont(cur, cmd.argument(), "mathrm");
963 case LFUN_FONT_TYPEWRITER:
964 if (currentMode() <= TEXT_MODE)
965 handleFont(cur, cmd.argument(), "texttt");
967 handleFont(cur, cmd.argument(), "mathtt");
970 handleFont(cur, cmd.argument(), "mathfrak");
973 if (currentMode() <= TEXT_MODE)
974 handleFont(cur, cmd.argument(), "textit");
976 handleFont(cur, cmd.argument(), "mathit");
979 if (currentMode() <= TEXT_MODE)
980 // FIXME: should be "noun"
981 handleFont(cur, cmd.argument(), "textsc");
983 handleFont(cur, cmd.argument(), "mathbb");
985 case LFUN_FONT_DEFAULT:
986 handleFont(cur, cmd.argument(), "textnormal");
989 case LFUN_FONT_UNDERLINE:
991 cur.handleNest(createInsetMath("underline", cur.buffer()));
993 case LFUN_MATH_MODE: {
995 // ignore math-mode on when already in math mode
996 if (currentMode() == Inset::MATH_MODE && cmd.argument() == "on")
998 cur.recordUndoSelection();
999 cur.macroModeClose();
1000 docstring const save_selection = grabAndEraseSelection(cur);
1002 //cur.plainInsert(MathAtom(new InsetMathMBox(cur.bv())));
1003 if (currentMode() <= Inset::TEXT_MODE)
1004 cur.plainInsert(MathAtom(new InsetMathEnsureMath(buffer_)));
1006 cur.plainInsert(MathAtom(new InsetMathBox(buffer_, from_ascii("mbox"))));
1008 cur.pushBackward(*cur.nextInset());
1009 cur.niceInsert(save_selection);
1010 cur.forceBufferUpdate();
1012 if (currentMode() == Inset::TEXT_MODE) {
1013 cur.recordUndoSelection();
1014 cur.niceInsert(MathAtom(new InsetMathHull("simple", cur.buffer())));
1015 cur.message(_("create new math text environment ($...$)"));
1017 handleFont(cur, cmd.argument(), "textrm");
1018 cur.message(_("entered math text mode (textrm)"));
1024 case LFUN_REGEXP_MODE: {
1025 InsetMath * im = cur.inset().asInsetMath();
1027 InsetMathHull * i = im->asHullInset();
1028 if (i && i->getType() == hullRegexp) {
1029 cur.message(_("Already in regular expression mode"));
1033 cur.macroModeClose();
1034 docstring const save_selection = grabAndEraseSelection(cur);
1036 cur.plainInsert(MathAtom(new InsetMathHull(buffer_, hullRegexp)));
1038 cur.pushBackward(*cur.nextInset());
1039 cur.niceInsert(save_selection);
1040 cur.message(_("Regular expression editor mode"));
1044 case LFUN_MATH_FONT_STYLE: {
1045 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, '\\' + cmd.argument());
1046 doDispatch(cur, fr);
1050 case LFUN_MATH_SIZE: {
1051 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, cmd.argument());
1052 doDispatch(cur, fr);
1056 case LFUN_MATH_MATRIX: {
1062 idocstringstream is(cmd.argument());
1063 is >> m >> n >> v_align >> h_align;
1069 cur.niceInsert(MathAtom(new InsetMathArray(buffer_,
1070 from_ascii("array"), m, n, (char)v_align[0], h_align)));
1074 case LFUN_MATH_AMS_MATRIX: {
1079 idocstringstream is(cmd.argument());
1080 is >> m >> n >> name;
1086 MathAtom(new InsetMathAMSArray(buffer_, name, m, n)));
1090 case LFUN_MATH_DELIM: {
1092 docstring rs = split(cmd.argument(), ls, ' ');
1093 // Reasonable default values
1099 cur.handleNest(MathAtom(new InsetMathDelim(buffer_, ls, rs)));
1103 case LFUN_MATH_BIGDELIM: {
1104 docstring const lname = from_utf8(cmd.getArg(0));
1105 docstring const ldelim = from_utf8(cmd.getArg(1));
1106 docstring const rname = from_utf8(cmd.getArg(2));
1107 docstring const rdelim = from_utf8(cmd.getArg(3));
1108 latexkeys const * l = in_word_set(lname);
1109 bool const have_l = l && l->inset == "big" &&
1110 InsetMathBig::isBigInsetDelim(ldelim);
1111 l = in_word_set(rname);
1112 bool const have_r = l && l->inset == "big" &&
1113 InsetMathBig::isBigInsetDelim(rdelim);
1114 // We mimic LFUN_MATH_DELIM in case we have an empty left
1115 // or right delimiter.
1116 if (have_l || have_r) {
1118 docstring const selection = grabAndEraseSelection(cur);
1121 cur.insert(MathAtom(new InsetMathBig(lname,
1123 // first insert the right delimiter and then go back
1124 // and re-insert the selection (bug 7088)
1126 cur.insert(MathAtom(new InsetMathBig(rname,
1130 cur.niceInsert(selection);
1132 // Don't call cur.undispatched() if we did nothing, this would
1133 // lead to infinite recursion via Text::dispatch().
1137 case LFUN_SPACE_INSERT:
1138 cur.recordUndoSelection();
1139 cur.insert(MathAtom(new InsetMathSpace));
1142 case LFUN_MATH_SPACE:
1143 cur.recordUndoSelection();
1144 if (cmd.argument().empty())
1145 cur.insert(MathAtom(new InsetMathSpace));
1147 string const name = cmd.getArg(0);
1148 string const len = cmd.getArg(1);
1149 cur.insert(MathAtom(new InsetMathSpace(name, len)));
1153 case LFUN_ERT_INSERT:
1154 // interpret this as if a backslash was typed
1156 interpretChar(cur, '\\');
1159 case LFUN_MATH_SUBSCRIPT:
1160 // interpret this as if a _ was typed
1161 cur.recordUndoSelection();
1162 interpretChar(cur, '_');
1165 case LFUN_MATH_SUPERSCRIPT:
1166 // interpret this as if a ^ was typed
1167 cur.recordUndoSelection();
1168 interpretChar(cur, '^');
1171 case LFUN_MATH_MACRO_FOLD:
1172 case LFUN_MATH_MACRO_UNFOLD: {
1174 bool fold = act == LFUN_MATH_MACRO_FOLD;
1175 bool found = findMacroToFoldUnfold(it, fold);
1177 MathMacro * macro = it.nextInset()->asInsetMath()->asMacro();
1178 cur.recordUndoInset();
1187 case LFUN_QUOTE_INSERT:
1188 // interpret this as if a straight " was typed
1189 cur.recordUndoSelection();
1190 interpretChar(cur, '\"');
1193 // FIXME: We probably should swap parts of "math-insert" and "self-insert"
1194 // handling such that "self-insert" works on "arbitrary stuff" too, and
1195 // math-insert only handles special math things like "matrix".
1196 case LFUN_MATH_INSERT: {
1197 cur.recordUndoSelection();
1198 if (cmd.argument() == "^" || cmd.argument() == "_")
1199 interpretChar(cur, cmd.argument()[0]);
1202 asArray(cmd.argument(), ar);
1203 if (cur.selection() && ar.size() == 1
1204 && ar[0]->asNestInset()
1205 && ar[0]->asNestInset()->nargs() > 1)
1206 handleNest(cur, ar[0]);
1208 cur.niceInsert(cmd.argument());
1213 case LFUN_UNICODE_INSERT: {
1214 if (cmd.argument().empty())
1216 docstring hexstring = cmd.argument();
1217 if (isHex(hexstring)) {
1218 char_type c = hexToInt(hexstring);
1219 if (c >= 32 && c < 0x10ffff) {
1220 docstring s = docstring(1, c);
1221 FuncCode code = currentMode() == MATH_MODE ?
1222 LFUN_MATH_INSERT : LFUN_SELF_INSERT;
1223 lyx::dispatch(FuncRequest(code, s));
1229 case LFUN_DIALOG_SHOW_NEW_INSET: {
1230 docstring const & name = cmd.argument();
1232 if (name == "ref") {
1233 InsetMathRef tmp(buffer_, name);
1234 data = tmp.createDialogStr();
1235 cur.bv().showDialog(to_utf8(name), data);
1236 } else if (name == "mathspace") {
1237 cur.bv().showDialog(to_utf8(name));
1242 case LFUN_INSET_INSERT: {
1244 if (createInsetMath_fromDialogStr(cmd.argument(), ar)) {
1245 cur.recordUndoSelection();
1247 cur.forceBufferUpdate();
1252 case LFUN_INSET_DISSOLVE:
1253 if (!asHullInset()) {
1254 cur.recordUndoInset();
1260 InsetMath::doDispatch(cur, cmd);
1266 bool InsetMathNest::findMacroToFoldUnfold(Cursor & it, bool fold) const {
1267 // look for macro to open/close, but stay in mathed
1268 for (; !it.empty(); it.pop_back()) {
1270 // go backward through the current cell
1271 Inset * inset = it.nextInset();
1272 while (inset && inset->asInsetMath()) {
1273 MathMacro * macro = inset->asInsetMath()->asMacro();
1275 // found the an macro to open/close?
1276 if (macro->folded() != fold)
1279 // Wrong folding state.
1280 // If this was the first we see in this slice, look further left,
1282 if (inset != it.nextInset())
1286 // go up if this was the left most position
1292 inset = it.nextInset();
1300 bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
1301 FuncStatus & flag) const
1303 // the font related toggles
1304 //string tc = "mathnormal";
1306 string const arg = to_utf8(cmd.argument());
1307 switch (cmd.action()) {
1308 case LFUN_INSET_MODIFY:
1309 flag.setEnabled(false);
1312 case LFUN_INSET_MODIFY:
1313 // FIXME: check temporarily disabled
1315 char align = mathcursor::valign();
1316 if (align == '\0') {
1320 if (cmd.argument().empty()) {
1324 if (!contains("tcb", cmd.argument()[0])) {
1328 flag.setOnOff(cmd.argument()[0] == align);
1331 /// We have to handle them since 1.4 blocks all unhandled actions
1332 case LFUN_FONT_ITAL:
1333 case LFUN_FONT_BOLD:
1334 case LFUN_FONT_BOLDSYMBOL:
1335 case LFUN_FONT_SANS:
1336 case LFUN_FONT_EMPH:
1337 case LFUN_FONT_TYPEWRITER:
1338 case LFUN_FONT_NOUN:
1339 case LFUN_FONT_ROMAN:
1340 case LFUN_FONT_DEFAULT:
1341 flag.setEnabled(true);
1344 // we just need to be in math mode to enable that
1345 case LFUN_MATH_SIZE:
1346 case LFUN_MATH_SPACE:
1347 case LFUN_MATH_LIMITS:
1348 case LFUN_MATH_EXTERN:
1349 flag.setEnabled(true);
1352 case LFUN_FONT_UNDERLINE:
1353 case LFUN_FONT_FRAK:
1354 flag.setEnabled(currentMode() != TEXT_MODE);
1357 case LFUN_MATH_FONT_STYLE: {
1358 bool const textarg =
1359 arg == "textbf" || arg == "textsf" ||
1360 arg == "textrm" || arg == "textmd" ||
1361 arg == "textit" || arg == "textsc" ||
1362 arg == "textsl" || arg == "textup" ||
1363 arg == "texttt" || arg == "textbb" ||
1364 arg == "textnormal";
1365 flag.setEnabled(currentMode() != TEXT_MODE || textarg);
1369 case LFUN_MATH_MODE:
1370 // forbid "math-mode on" in math mode to prevent irritating
1371 // behaviour of menu entries (bug 6709)
1372 flag.setEnabled(currentMode() == TEXT_MODE || arg != "on");
1375 case LFUN_MATH_INSERT:
1376 flag.setEnabled(currentMode() != TEXT_MODE);
1379 case LFUN_MATH_AMS_MATRIX:
1380 case LFUN_MATH_MATRIX:
1381 flag.setEnabled(currentMode() == MATH_MODE);
1384 case LFUN_INSET_INSERT: {
1385 // Don't test createMathInset_fromDialogStr(), since
1386 // getStatus is not called with a valid reference and the
1387 // dialog would not be applyable.
1388 string const name = cmd.getArg(0);
1389 flag.setEnabled(name == "ref" || name == "mathspace");
1393 case LFUN_MATH_DELIM:
1394 case LFUN_MATH_BIGDELIM:
1395 // Don't do this with multi-cell selections
1396 flag.setEnabled(cur.selBegin().idx() == cur.selEnd().idx());
1399 case LFUN_MATH_MACRO_FOLD:
1400 case LFUN_MATH_MACRO_UNFOLD: {
1402 bool found = findMacroToFoldUnfold(it, cmd.action() == LFUN_MATH_MACRO_FOLD);
1403 flag.setEnabled(found);
1407 case LFUN_SPECIALCHAR_INSERT:
1408 case LFUN_SCRIPT_INSERT:
1409 // FIXME: These would probably make sense in math-text mode
1410 flag.setEnabled(false);
1413 case LFUN_INSET_DISSOLVE:
1414 flag.setEnabled(!asHullInset());
1425 void InsetMathNest::edit(Cursor & cur, bool front, EntryDirection entry_from)
1428 bool enter_front = (entry_from == Inset::ENTRY_DIRECTION_RIGHT ||
1429 (entry_from == Inset::ENTRY_DIRECTION_IGNORE && front));
1430 cur.idx() = enter_front ? 0 : cur.lastidx();
1431 cur.pos() = enter_front ? 0 : cur.lastpos();
1433 //lyxerr << "InsetMathNest::edit, cur:\n" << cur << endl;
1437 Inset * InsetMathNest::editXY(Cursor & cur, int x, int y)
1440 int dist_min = 1000000;
1441 for (idx_type i = 0, n = nargs(); i != n; ++i) {
1442 int const d = cell(i).dist(cur.bv(), x, y);
1448 MathData & ar = cell(idx_min);
1450 cur.idx() = idx_min;
1451 cur.pos() = ar.x2pos(&cur.bv(), x - ar.xo(cur.bv()));
1453 //lyxerr << "found cell : " << idx_min << " pos: " << cur.pos() << endl;
1454 if (dist_min == 0) {
1456 for (pos_type i = 0, n = ar.size(); i < n; ++i)
1457 if (ar[i]->covers(cur.bv(), x, y))
1458 return ar[i].nucleus()->editXY(cur, x, y);
1464 void InsetMathNest::lfunMousePress(Cursor & cur, FuncRequest & cmd)
1466 //lyxerr << "## lfunMousePress: buttons: " << cmd.button() << endl;
1467 BufferView & bv = cur.bv();
1468 if (cmd.button() == mouse_button::button3) {
1469 // Don't do anything if we right-click a
1470 // selection, a context menu will popup.
1471 if (bv.cursor().selection() && cur >= bv.cursor().selectionBegin()
1472 && cur < bv.cursor().selectionEnd()) {
1473 cur.noScreenUpdate();
1477 bool do_selection = cmd.button() == mouse_button::button1
1478 && cmd.argument() == "region-select";
1479 bv.mouseSetCursor(cur, do_selection);
1480 if (cmd.button() == mouse_button::button1) {
1481 //lyxerr << "## lfunMousePress: setting cursor to: " << cur << endl;
1482 // Update the cursor update flags as needed:
1484 // Update::Decoration: tells to update the decoration
1485 // (visual box corners that define
1487 // Update::FitCursor: adjust the screen to the cursor
1488 // position if needed
1489 // cur.result().update(): don't overwrite previously set flags.
1490 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor
1491 | cur.result().screenUpdate());
1492 } else if (cmd.button() == mouse_button::button2) {
1493 if (cap::selection()) {
1494 // See comment in Text::dispatch why we do this
1495 cap::copySelectionToStack();
1496 cmd = FuncRequest(LFUN_PASTE, "0");
1497 doDispatch(bv.cursor(), cmd);
1500 asArray(theSelection().get(), ar);
1501 bv.cursor().insert(ar);
1507 void InsetMathNest::lfunMouseMotion(Cursor & cur, FuncRequest & cmd)
1509 // only select with button 1
1510 if (cmd.button() == mouse_button::button1) {
1511 Cursor & bvcur = cur.bv().cursor();
1512 if (bvcur.realAnchor().hasPart(cur)) {
1513 //lyxerr << "## lfunMouseMotion: cursor: " << cur << endl;
1514 bvcur.setCursor(cur);
1515 bvcur.setSelection(true);
1516 //lyxerr << "MOTION " << bvcur << endl;
1523 void InsetMathNest::lfunMouseRelease(Cursor & cur, FuncRequest & cmd)
1525 //lyxerr << "## lfunMouseRelease: buttons: " << cmd.button() << endl;
1527 if (cmd.button() == mouse_button::button1) {
1528 if (!cur.selection())
1529 cur.noScreenUpdate();
1531 Cursor & bvcur = cur.bv().cursor();
1532 bvcur.setSelection(true);
1541 bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
1543 //lyxerr << "interpret 2: '" << c << "'" << endl;
1544 docstring save_selection;
1545 if (c == '^' || c == '_')
1546 save_selection = grabAndEraseSelection(cur);
1549 Buffer * buf = cur.buffer();
1552 if (cur.inMacroMode()) {
1553 docstring name = cur.macroName();
1555 /// are we currently typing '#1' or '#2' or...?
1556 if (name == "\\#") {
1559 if (n >= 1 && n <= 9)
1560 cur.insert(new MathMacroArgument(n));
1564 // do not finish macro for known * commands
1565 MathWordList const & mwl = mathedWordList();
1566 bool star_macro = c == '*'
1567 && (mwl.find(name.substr(1) + "*") != mwl.end()
1568 || cur.buffer()->getMacro(name.substr(1) + "*", cur, true));
1569 if (isAlphaASCII(c) || star_macro) {
1570 cur.activeMacro()->setName(name + docstring(1, c));
1574 // handle 'special char' macros
1579 if (currentMode() <= InsetMath::TEXT_MODE)
1580 cur.niceInsert(createInsetMath("textbackslash", buf));
1582 cur.niceInsert(createInsetMath("backslash", buf));
1583 } else if (c == '^' && currentMode() == InsetMath::MATH_MODE) {
1585 cur.niceInsert(createInsetMath("mathcircumflex", buf));
1586 } else if (c == '{') {
1588 cur.niceInsert(MathAtom(new InsetMathBrace(buf)));
1589 } else if (c == '%') {
1591 cur.niceInsert(MathAtom(new InsetMathComment(buf)));
1592 } else if (c == '#') {
1593 LASSERT(cur.activeMacro(), /**/);
1594 cur.activeMacro()->setName(name + docstring(1, c));
1597 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1602 // One character big delimiters. The others are handled in
1603 // interpretString().
1604 latexkeys const * l = in_word_set(name.substr(1));
1605 if (name[0] == '\\' && l && l->inset == "big") {
1609 delim = from_ascii("\\{");
1612 delim = from_ascii("\\}");
1615 delim = docstring(1, c);
1618 if (InsetMathBig::isBigInsetDelim(delim)) {
1619 // name + delim ared a valid InsetMathBig.
1620 // We can't use cur.macroModeClose() because
1621 // it does not handle delim.
1622 InsetMathUnknown * p = cur.activeMacro();
1625 cur.cell().erase(cur.pos());
1626 cur.plainInsert(MathAtom(
1627 new InsetMathBig(name.substr(1), delim)));
1632 // leave macro mode and try again if necessary
1633 if (cur.macroModeClose()) {
1634 MathAtom const atom = cur.prevAtom();
1635 if (atom->asNestInset() && atom->isActive()) {
1637 cur.pushBackward(*cur.nextInset());
1641 cur.niceInsert(MathAtom(new InsetMathBrace(buf)));
1643 interpretChar(cur, c);
1648 // leave autocorrect mode if necessary
1649 if (lyxrc.autocorrection_math && c == ' ' && cur.autocorrect()) {
1650 cur.autocorrect() = false;
1651 cur.message(_("Autocorrect Off ('!' to enter)"));
1654 if (lyxrc.autocorrection_math && c == '!' && !cur.autocorrect()) {
1655 cur.autocorrect() = true;
1656 cur.message(_("Autocorrect On (<space> to exit)"));
1660 // just clear selection on pressing the space bar
1661 if (cur.selection() && c == ' ') {
1662 cur.setSelection(false);
1667 //lyxerr << "starting with macro" << endl;
1668 bool reduced = cap::reduceSelectionToOneCell(cur);
1669 if (reduced || !cur.selection()) {
1670 docstring const safe = cap::grabAndEraseSelection(cur);
1671 cur.insert(MathAtom(new InsetMathUnknown(from_ascii("\\"), safe, false)));
1679 if (currentMode() <= InsetMath::TEXT_MODE)
1685 if (currentMode() <= InsetMath::TEXT_MODE) {
1686 // insert spaces in text or undecided mode,
1687 // but suppress direct insertion of two spaces in a row
1688 // the still allows typing '<space>a<space>' and deleting the 'a', but
1689 // it is better than nothing...
1690 if (!cur.pos() != 0 || cur.prevAtom()->getChar() != ' ') {
1692 // FIXME: we have to enable full redraw here because of the
1693 // visual box corners that define the inset. If we know for
1694 // sure that we stay within the same cell we can optimize for
1696 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1700 if (cur.pos() != 0 && cur.prevAtom()->asSpaceInset()) {
1701 cur.prevAtom().nucleus()->asSpaceInset()->incSpace();
1702 // FIXME: we have to enable full redraw here because of the
1703 // visual box corners that define the inset. If we know for
1704 // sure that we stay within the same cell we can optimize for
1706 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1710 if (cur.popForward()) {
1711 // FIXME: we have to enable full redraw here because of the
1712 // visual box corners that define the inset. If we know for
1713 // sure that we stay within the same cell we can optimize for
1715 //cur.screenUpdateFlags(Update::FitCursor);
1719 // if we are at the very end, leave the formula
1720 return cur.pos() != cur.lastpos();
1723 // These should be treated differently when not in text mode:
1724 if (currentMode() != InsetMath::TEXT_MODE) {
1726 script(cur, false, save_selection);
1730 script(cur, true, save_selection);
1734 cur.niceInsert(createInsetMath("sim", buf));
1737 if (currentMode() == InsetMath::MATH_MODE && !isAsciiOrMathAlpha(c)) {
1738 MathAtom at = createInsetMath("text", buf);
1739 at.nucleus()->cell(0).push_back(MathAtom(new InsetMathChar(c)));
1746 cur.niceInsert(createInsetMath("textasciicircum", buf));
1750 cur.niceInsert(createInsetMath("textasciitilde", buf));
1755 if (c == '{' || c == '}' || c == '&' || c == '$' || c == '#' ||
1756 c == '%' || c == '_') {
1757 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1762 // try auto-correction
1763 if (lyxrc.autocorrection_math && cur.autocorrect() && cur.pos() != 0
1764 && math_autocorrect(cur.prevAtom(), c))
1767 // no special circumstances, so insert the character without any fuss
1769 if (lyxrc.autocorrection_math) {
1770 if (!cur.autocorrect())
1771 cur.message(_("Autocorrect Off ('!' to enter)"));
1773 cur.message(_("Autocorrect On (<space> to exit)"));
1779 bool InsetMathNest::interpretString(Cursor & cur, docstring const & str)
1781 // Create a InsetMathBig from cur.cell()[cur.pos() - 1] and t if
1783 if (!cur.empty() && cur.pos() > 0 &&
1784 cur.cell()[cur.pos() - 1]->asUnknownInset()) {
1785 if (InsetMathBig::isBigInsetDelim(str)) {
1786 docstring prev = asString(cur.cell()[cur.pos() - 1]);
1787 if (prev[0] == '\\') {
1788 prev = prev.substr(1);
1789 latexkeys const * l = in_word_set(prev);
1790 if (l && l->inset == "big") {
1791 cur.cell()[cur.pos() - 1] =
1792 MathAtom(new InsetMathBig(prev, str));
1802 bool InsetMathNest::script(Cursor & cur, bool up)
1804 return script(cur, up, docstring());
1808 bool InsetMathNest::script(Cursor & cur, bool up,
1809 docstring const & save_selection)
1811 // Hack to get \^ and \_ working
1812 //lyxerr << "handling script: up: " << up << endl;
1813 if (cur.inMacroMode() && cur.macroName() == "\\") {
1815 cur.niceInsert(createInsetMath("mathcircumflex", cur.buffer()));
1817 interpretChar(cur, '_');
1821 cur.macroModeClose();
1822 if (asScriptInset() && cur.idx() == 0) {
1823 // we are in a nucleus of a script inset, move to _our_ script
1824 InsetMathScript * inset = asScriptInset();
1825 //lyxerr << " going to cell " << inset->idxOfScript(up) << endl;
1827 cur.idx() = inset->idxOfScript(up);
1829 } else if (cur.pos() != 0 && cur.prevAtom()->asScriptInset()) {
1831 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1834 cur.idx() = inset->idxOfScript(up);
1835 cur.pos() = cur.lastpos();
1837 // convert the thing to our left to a scriptinset or create a new
1838 // one if in the very first position of the array
1839 if (cur.pos() == 0) {
1840 //lyxerr << "new scriptinset" << endl;
1841 cur.insert(new InsetMathScript(buffer_, up));
1843 //lyxerr << "converting prev atom " << endl;
1844 cur.prevAtom() = MathAtom(new InsetMathScript(buffer_, cur.prevAtom(), up));
1847 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1848 // See comment in MathParser.cpp for special handling of {}-bases
1854 //lyxerr << "inserting selection 1:\n" << save_selection << endl;
1855 cur.niceInsert(save_selection);
1857 //lyxerr << "inserting selection 2:\n" << save_selection << endl;
1862 bool InsetMathNest::completionSupported(Cursor const & cur) const
1864 return cur.inMacroMode();
1868 bool InsetMathNest::inlineCompletionSupported(Cursor const & cur) const
1870 return cur.inMacroMode();
1874 bool InsetMathNest::automaticInlineCompletion() const
1876 return lyxrc.completion_inline_math;
1880 bool InsetMathNest::automaticPopupCompletion() const
1882 return lyxrc.completion_popup_math;
1886 CompletionList const *
1887 InsetMathNest::createCompletionList(Cursor const & cur) const
1889 if (!cur.inMacroMode())
1892 return new MathCompletionList(cur);
1896 docstring InsetMathNest::completionPrefix(Cursor const & cur) const
1898 if (!cur.inMacroMode())
1901 return cur.activeMacro()->name();
1905 bool InsetMathNest::insertCompletion(Cursor & cur, docstring const & s,
1908 if (!cur.inMacroMode())
1911 // append completion to active macro
1912 InsetMathUnknown * inset = cur.activeMacro();
1913 inset->setName(inset->name() + s);
1918 // FIXME: this creates duplicates in the completion popup
1919 // which looks ugly. Moreover the changes the list lengths
1921 confuse the popup as well.
1922 MathCompletionList::addToFavorites(inset->name());
1924 lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, " "));
1931 void InsetMathNest::completionPosAndDim(Cursor const & cur, int & x, int & y,
1932 Dimension & dim) const
1934 Inset const * inset = cur.activeMacro();
1938 // get inset dimensions
1939 dim = cur.bv().coordCache().insets().dim(inset);
1940 // FIXME: these 3 are no accurate, but should depend on the font.
1941 // Now the popup jumps down if you enter a char with descent > 0.
1946 Point xy = cur.bv().coordCache().insets().xy(inset);
1952 bool InsetMathNest::cursorMathForward(Cursor & cur)
1954 if (cur.pos() != cur.lastpos() && cur.openable(cur.nextAtom())) {
1955 cur.pushBackward(*cur.nextAtom().nucleus());
1956 cur.inset().idxFirst(cur);
1959 if (cur.posForward() || idxForward(cur))
1961 // try to pop forwards --- but don't pop out of math! leave that to
1963 int s = cur.depth() - 2;
1964 if (s >= 0 && cur[s].inset().asInsetMath())
1965 return cur.popForward();
1970 bool InsetMathNest::cursorMathBackward(Cursor & cur)
1972 if (cur.pos() != 0 && cur.openable(cur.prevAtom())) {
1974 cur.push(*cur.nextAtom().nucleus());
1975 cur.inset().idxLast(cur);
1978 if (cur.posBackward() || idxBackward(cur))
1980 // try to pop backwards --- but don't pop out of math! leave that to
1982 int s = cur.depth() - 2;
1983 if (s >= 0 && cur[s].inset().asInsetMath())
1984 return cur.popBackward();
1989 ////////////////////////////////////////////////////////////////////
1991 MathCompletionList::MathCompletionList(Cursor const & cur)
1993 // fill it with macros from the buffer
1994 MacroNameSet macros;
1995 cur.buffer()->listMacroNames(macros);
1996 MacroNameSet::const_iterator it;
1997 for (it = macros.begin(); it != macros.end(); ++it) {
1998 if (cur.buffer()->getMacro(*it, cur, false))
1999 locals.push_back("\\" + *it);
2001 sort(locals.begin(), locals.end());
2003 if (globals.size() > 0)
2006 // fill in global macros
2008 MacroTable::globalMacros().getMacroNames(macros);
2009 //lyxerr << "Globals completion macros: ";
2010 for (it = macros.begin(); it != macros.end(); ++it) {
2011 //lyxerr << "\\" + *it << " ";
2012 globals.push_back("\\" + *it);
2014 //lyxerr << std::endl;
2016 // fill in global commands
2017 globals.push_back(from_ascii("\\boxed"));
2018 globals.push_back(from_ascii("\\fbox"));
2019 globals.push_back(from_ascii("\\framebox"));
2020 globals.push_back(from_ascii("\\makebox"));
2021 globals.push_back(from_ascii("\\kern"));
2022 globals.push_back(from_ascii("\\xrightarrow"));
2023 globals.push_back(from_ascii("\\xleftarrow"));
2024 globals.push_back(from_ascii("\\split"));
2025 globals.push_back(from_ascii("\\gathered"));
2026 globals.push_back(from_ascii("\\aligned"));
2027 globals.push_back(from_ascii("\\alignedat"));
2028 globals.push_back(from_ascii("\\cases"));
2029 globals.push_back(from_ascii("\\substack"));
2030 globals.push_back(from_ascii("\\xymatrix"));
2031 globals.push_back(from_ascii("\\Diagram"));
2032 globals.push_back(from_ascii("\\subarray"));
2033 globals.push_back(from_ascii("\\array"));
2034 globals.push_back(from_ascii("\\sqrt"));
2035 globals.push_back(from_ascii("\\root"));
2036 globals.push_back(from_ascii("\\tabular"));
2037 globals.push_back(from_ascii("\\stackrel"));
2038 globals.push_back(from_ascii("\\binom"));
2039 globals.push_back(from_ascii("\\choose"));
2040 globals.push_back(from_ascii("\\brace"));
2041 globals.push_back(from_ascii("\\brack"));
2042 globals.push_back(from_ascii("\\frac"));
2043 globals.push_back(from_ascii("\\over"));
2044 globals.push_back(from_ascii("\\nicefrac"));
2045 globals.push_back(from_ascii("\\unitfrac"));
2046 globals.push_back(from_ascii("\\unitfracthree"));
2047 globals.push_back(from_ascii("\\unitone"));
2048 globals.push_back(from_ascii("\\unittwo"));
2049 globals.push_back(from_ascii("\\infer"));
2050 globals.push_back(from_ascii("\\atop"));
2051 globals.push_back(from_ascii("\\lefteqn"));
2052 globals.push_back(from_ascii("\\boldsymbol"));
2053 globals.push_back(from_ascii("\\bm"));
2054 globals.push_back(from_ascii("\\color"));
2055 globals.push_back(from_ascii("\\normalcolor"));
2056 globals.push_back(from_ascii("\\textcolor"));
2057 globals.push_back(from_ascii("\\cfrac"));
2058 globals.push_back(from_ascii("\\cfracleft"));
2059 globals.push_back(from_ascii("\\cfracright"));
2060 globals.push_back(from_ascii("\\dfrac"));
2061 globals.push_back(from_ascii("\\tfrac"));
2062 globals.push_back(from_ascii("\\dbinom"));
2063 globals.push_back(from_ascii("\\tbinom"));
2064 globals.push_back(from_ascii("\\hphantom"));
2065 globals.push_back(from_ascii("\\phantom"));
2066 globals.push_back(from_ascii("\\vphantom"));
2067 MathWordList const & words = mathedWordList();
2068 MathWordList::const_iterator it2;
2069 //lyxerr << "Globals completion commands: ";
2070 for (it2 = words.begin(); it2 != words.end(); ++it2) {
2071 globals.push_back("\\" + (*it2).first);
2072 //lyxerr << "\\" + (*it2).first << " ";
2074 //lyxerr << std::endl;
2075 sort(globals.begin(), globals.end());
2079 MathCompletionList::~MathCompletionList()
2084 size_type MathCompletionList::size() const
2086 return locals.size() + globals.size();
2090 docstring const & MathCompletionList::data(size_t idx) const
2092 size_t lsize = locals.size();
2094 return globals[idx - lsize];
2100 std::string MathCompletionList::icon(size_t idx) const
2102 // get the latex command
2104 size_t lsize = locals.size();
2106 cmd = globals[idx - lsize];
2110 // get the icon resource name by stripping the backslash
2111 return "images/math/" + to_utf8(cmd.substr(1)) + ".png";
2114 std::vector<docstring> MathCompletionList::globals;