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 ModeSpecifier specifier(os, currentMode(), lockedMode());
375 docstring const latex_name = name();
376 os << '\\' << latex_name;
377 for (size_t i = 0; i < nargs(); ++i)
378 os << '{' << cell(i) << '}';
380 os.pendingSpace(true);
381 if (lock_ && !os.latex()) {
383 os.pendingSpace(true);
388 void InsetMathNest::normalize(NormalStream & os) const
391 for (size_t i = 0; i < nargs(); ++i)
392 os << ' ' << cell(i);
397 void InsetMathNest::latex(otexstream & os, OutputParams const & runparams) const
399 WriteStream wi(os.os(), runparams.moving_arg, true,
400 runparams.dryrun ? WriteStream::wsDryrun : WriteStream::wsDefault,
402 wi.canBreakLine(os.canBreakLine());
404 os.canBreakLine(wi.canBreakLine());
405 os.texrow().newlines(wi.line());
409 bool InsetMathNest::setMouseHover(BufferView const * bv, bool mouse_hover)
411 mouse_hover_[bv] = mouse_hover;
416 bool InsetMathNest::notifyCursorLeaves(Cursor const & /*old*/, Cursor & /*cur*/)
420 MathData & ar = cur.cell();
421 // remove base-only "scripts"
422 for (pos_type i = 0; i + 1 < ar.size(); ++i) {
423 InsetMathScript * p = operator[](i).nucleus()->asScriptInset();
424 if (p && p->nargs() == 1) {
425 MathData ar = p->nuc();
428 cur.adjust(i, ar.size() - 1);
432 // glue adjacent font insets of the same kind
433 for (pos_type i = 0; i + 1 < size(); ++i) {
434 InsetMathFont * p = operator[](i).nucleus()->asFontInset();
435 InsetMathFont const * q = operator[](i + 1)->asFontInset();
436 if (p && q && p->name() == q->name()) {
437 p->cell(0).append(q->cell(0));
447 void InsetMathNest::handleFont
448 (Cursor & cur, docstring const & arg, char const * const font)
450 handleFont(cur, arg, from_ascii(font));
454 void InsetMathNest::handleFont(Cursor & cur, docstring const & arg,
455 docstring const & font)
457 cur.recordUndoSelection();
459 // this whole function is a hack and won't work for incremental font
461 if (cur.inset().asInsetMath()->name() == font)
462 cur.handleFont(to_utf8(font));
464 handleNest(cur, createInsetMath(font, cur.buffer()), arg);
468 void InsetMathNest::handleNest(Cursor & cur, MathAtom const & nest)
470 handleNest(cur, nest, docstring());
474 void InsetMathNest::handleNest(Cursor & cur, MathAtom const & nest,
475 docstring const & arg)
477 CursorSlice i1 = cur.selBegin();
478 CursorSlice i2 = cur.selEnd();
479 if (!i1.inset().asInsetMath())
481 if (i1.idx() == i2.idx()) {
482 // the easy case where only one cell is selected
483 cur.handleNest(nest);
488 // multiple selected cells in a simple non-grid inset
489 if (i1.asInsetMath()->nrows() == 0 || i1.asInsetMath()->ncols() == 0) {
490 for (idx_type i = i1.idx(); i <= i2.idx(); ++i) {
495 cur.pos() = cur.lastpos();
498 // change font of cell
499 cur.handleNest(nest);
502 // cur is in the font inset now. If the loop continues,
503 // we need to get outside again for the next cell
504 if (i + 1 <= i2.idx())
510 // the complicated case with multiple selected cells in a grid
513 cap::region(i1, i2, r1, r2, c1, c2);
514 for (row_type row = r1; row <= r2; ++row) {
515 for (col_type col = c1; col <= c2; ++col) {
517 cur.idx() = i1.asInsetMath()->index(row, col);
520 cur.pos() = cur.lastpos();
524 cur.handleNest(nest);
527 // cur is in the font inset now. If the loop continues,
528 // we need to get outside again for the next cell
529 if (col + 1 <= c2 || row + 1 <= r2)
536 void InsetMathNest::handleFont2(Cursor & cur, docstring const & arg)
538 cur.recordUndoSelection();
541 font.fromString(to_utf8(arg), b);
542 if (font.fontInfo().color() != Color_inherit &&
543 font.fontInfo().color() != Color_ignore)
544 handleNest(cur, MathAtom(new InsetMathColor(buffer_, true, font.fontInfo().color())));
546 // FIXME: support other font changes here as well?
550 void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
552 //LYXERR0("InsetMathNest: request: " << cmd);
554 Parse::flags parseflg = Parse::QUIET | Parse::USETEXT;
556 FuncCode const act = cmd.action();
559 case LFUN_CLIPBOARD_PASTE:
560 parseflg |= Parse::VERBATIM;
563 if (cur.currentMode() <= TEXT_MODE)
564 parseflg |= Parse::TEXTMODE;
565 cur.recordUndoSelection();
566 cur.message(_("Paste"));
567 replaceSelection(cur);
569 if (cmd.argument().empty() && !theClipboard().isInternal())
570 topaste = theClipboard().getAsText();
573 idocstringstream is(cmd.argument());
575 topaste = cap::selection(n);
577 cur.niceInsert(topaste, parseflg, false);
578 cur.clearSelection(); // bug 393
579 cur.forceBufferUpdate();
586 cutSelection(cur, true, true);
587 cur.message(_("Cut"));
588 // Prevent stale position >= size crash
589 // Probably not necessary anymore, see eraseSelection (gb 2005-10-09)
591 cur.forceBufferUpdate();
596 cur.message(_("Copy"));
599 case LFUN_MOUSE_PRESS:
600 lfunMousePress(cur, cmd);
603 case LFUN_MOUSE_MOTION:
604 lfunMouseMotion(cur, cmd);
607 case LFUN_MOUSE_RELEASE:
608 lfunMouseRelease(cur, cmd);
611 case LFUN_FINISHED_LEFT: // in math, left is backwards
612 case LFUN_FINISHED_BACKWARD:
613 cur.bv().cursor() = cur;
616 case LFUN_FINISHED_RIGHT: // in math, right is forward
617 case LFUN_FINISHED_FORWARD:
619 cur.bv().cursor() = cur;
622 case LFUN_CHAR_RIGHT:
624 case LFUN_CHAR_BACKWARD:
625 case LFUN_CHAR_FORWARD:
626 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
627 case LFUN_CHAR_RIGHT_SELECT:
628 case LFUN_CHAR_LEFT_SELECT:
629 case LFUN_CHAR_BACKWARD_SELECT:
630 case LFUN_CHAR_FORWARD_SELECT: {
631 // are we in a selection?
632 bool select = (act == LFUN_CHAR_RIGHT_SELECT
633 || act == LFUN_CHAR_LEFT_SELECT
634 || act == LFUN_CHAR_BACKWARD_SELECT
635 || act == LFUN_CHAR_FORWARD_SELECT);
636 // are we moving forward or backwards?
637 // If the command was RIGHT or LEFT, then whether we're moving forward
638 // or backwards depends on the cursor movement mode (logical or visual):
639 // * in visual mode, since math is always LTR, right -> forward,
641 // * in logical mode, the mapping is determined by the
642 // reverseDirectionNeeded() function
645 FuncCode finish_lfun;
647 if (act == LFUN_CHAR_FORWARD
648 || act == LFUN_CHAR_FORWARD_SELECT) {
650 finish_lfun = LFUN_FINISHED_FORWARD;
652 else if (act == LFUN_CHAR_BACKWARD
653 || act == LFUN_CHAR_BACKWARD_SELECT) {
655 finish_lfun = LFUN_FINISHED_BACKWARD;
658 bool right = (act == LFUN_CHAR_RIGHT_SELECT
659 || act == LFUN_CHAR_RIGHT);
660 if (lyxrc.visual_cursor || !reverseDirectionNeeded(cur))
666 finish_lfun = LFUN_FINISHED_RIGHT;
668 finish_lfun = LFUN_FINISHED_LEFT;
670 // Now that we know exactly what we want to do, let's do it!
671 cur.selHandle(select);
673 cur.macroModeClose();
674 // try moving forward or backwards as necessary...
675 if (!(forward ? cursorMathForward(cur) : cursorMathBackward(cur))) {
676 // ... and if movement failed, then finish forward or backwards
678 cmd = FuncRequest(finish_lfun);
686 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
687 case LFUN_DOWN_SELECT:
688 case LFUN_UP_SELECT: {
689 // close active macro
690 if (cur.inMacroMode()) {
691 cur.macroModeClose();
695 // stop/start the selection
696 bool select = act == LFUN_DOWN_SELECT ||
697 act == LFUN_UP_SELECT;
698 cur.selHandle(select);
701 bool up = act == LFUN_UP || act == LFUN_UP_SELECT;
702 bool successful = cur.upDownInMath(up);
706 if (cur.fixIfBroken())
707 // FIXME: Something bad happened. We pass the corrected Cursor
708 // instead of letting things go worse.
711 // We did not manage to move the cursor.
716 case LFUN_MOUSE_DOUBLE:
717 case LFUN_MOUSE_TRIPLE:
718 case LFUN_WORD_SELECT:
722 cur.setSelection(true);
723 cur.pos() = cur.lastpos();
724 cur.idx() = cur.lastidx();
727 case LFUN_PARAGRAPH_UP:
728 case LFUN_PARAGRAPH_DOWN:
729 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
730 case LFUN_PARAGRAPH_UP_SELECT:
731 case LFUN_PARAGRAPH_DOWN_SELECT:
734 case LFUN_LINE_BEGIN:
735 case LFUN_WORD_BACKWARD:
737 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
738 case LFUN_LINE_BEGIN_SELECT:
739 case LFUN_WORD_BACKWARD_SELECT:
740 case LFUN_WORD_LEFT_SELECT:
741 cur.selHandle(act == LFUN_WORD_BACKWARD_SELECT ||
742 act == LFUN_WORD_LEFT_SELECT ||
743 act == LFUN_LINE_BEGIN_SELECT);
744 cur.macroModeClose();
745 if (cur.pos() != 0) {
747 } else if (cur.col() != 0) {
748 cur.idx() -= cur.col();
750 } else if (cur.idx() != 0) {
754 cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
759 case LFUN_WORD_FORWARD:
760 case LFUN_WORD_RIGHT:
762 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
763 case LFUN_WORD_FORWARD_SELECT:
764 case LFUN_WORD_RIGHT_SELECT:
765 case LFUN_LINE_END_SELECT:
766 cur.selHandle(act == LFUN_WORD_FORWARD_SELECT ||
767 act == LFUN_WORD_RIGHT_SELECT ||
768 act == LFUN_LINE_END_SELECT);
769 cur.macroModeClose();
771 if (cur.pos() != cur.lastpos()) {
772 cur.pos() = cur.lastpos();
773 } else if (ncols() && (cur.col() != cur.lastcol())) {
774 cur.idx() = cur.idx() - cur.col() + cur.lastcol();
775 cur.pos() = cur.lastpos();
776 } else if (cur.idx() != cur.lastidx()) {
777 cur.idx() = cur.lastidx();
778 cur.pos() = cur.lastpos();
780 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
785 case LFUN_CELL_FORWARD:
786 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
787 cur.inset().idxNext(cur);
790 case LFUN_CELL_BACKWARD:
791 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
792 cur.inset().idxPrev(cur);
795 case LFUN_WORD_DELETE_BACKWARD:
796 case LFUN_CHAR_DELETE_BACKWARD:
798 // May affect external cell:
799 cur.recordUndoInset();
801 cur.recordUndoSelection();
802 // if the inset can not be removed from within, delete it
803 if (!cur.backspace()) {
804 FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD);
805 cur.innerText()->dispatch(cur, cmd);
809 case LFUN_WORD_DELETE_FORWARD:
810 case LFUN_CHAR_DELETE_FORWARD:
811 if (cur.pos() == cur.lastpos())
812 // May affect external cell:
813 cur.recordUndoInset();
815 cur.recordUndoSelection();
816 // if the inset can not be removed from within, delete it
818 FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD);
819 cur.innerText()->dispatch(cur, cmd);
825 cur.clearSelection();
827 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
832 // 'Locks' the math inset. A 'locked' math inset behaves as a unit
833 // that is traversed by a single <CursorLeft>/<CursorRight>.
834 case LFUN_INSET_TOGGLE:
840 case LFUN_SELF_INSERT:
841 if (cmd.argument().size() != 1) {
842 cur.recordUndoSelection();
843 docstring const arg = cmd.argument();
844 if (!interpretString(cur, arg))
848 // Don't record undo steps if we are in macro mode and thus
849 // cmd.argument is the next character of the macro name.
850 // Otherwise we'll get an invalid cursor if we undo after
851 // the macro was finished and the macro is a known command,
852 // e.g. sqrt. Cursor::macroModeClose replaces in this case
853 // the InsetMathUnknown with name "frac" by an empty
854 // InsetMathFrac -> a pos value > 0 is invalid.
855 // A side effect is that an undo before the macro is finished
856 // undoes the complete macro, not only the last character.
857 // At the time we hit '\' we are not in macro mode, still.
858 if (!cur.inMacroMode())
859 cur.recordUndoSelection();
861 // spacial handling of space. If we insert an inset
862 // via macro mode, we want to put the cursor inside it
863 // if relevant. Think typing "\frac<space>".
864 if (cmd.argument()[0] == ' '
865 && cur.inMacroMode() && cur.macroName() != "\\"
866 && cur.macroModeClose()) {
867 MathAtom const atom = cur.prevAtom();
868 if (atom->asNestInset() && atom->isActive()) {
870 cur.pushBackward(*cur.nextInset());
872 } else if (!interpretChar(cur, cmd.argument()[0])) {
873 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
878 //case LFUN_SERVER_GET_XY:
881 case LFUN_SERVER_SET_XY: {
882 lyxerr << "LFUN_SERVER_SET_XY broken!" << endl;
885 istringstream is(to_utf8(cmd.argument()));
887 cur.setScreenPos(x, y);
891 // Special casing for superscript in case of LyX handling
893 case LFUN_ACCENT_CIRCUMFLEX:
894 if (cmd.argument().empty()) {
895 // do superscript if LyX handles
897 cur.recordUndoSelection();
898 script(cur, true, grabAndEraseSelection(cur));
902 case LFUN_ACCENT_UMLAUT:
903 case LFUN_ACCENT_ACUTE:
904 case LFUN_ACCENT_GRAVE:
905 case LFUN_ACCENT_BREVE:
906 case LFUN_ACCENT_DOT:
907 case LFUN_ACCENT_MACRON:
908 case LFUN_ACCENT_CARON:
909 case LFUN_ACCENT_TILDE:
910 case LFUN_ACCENT_CEDILLA:
911 case LFUN_ACCENT_CIRCLE:
912 case LFUN_ACCENT_UNDERDOT:
913 case LFUN_ACCENT_TIE:
914 case LFUN_ACCENT_OGONEK:
915 case LFUN_ACCENT_HUNGARIAN_UMLAUT:
919 case LFUN_TEXTSTYLE_APPLY:
920 case LFUN_TEXTSTYLE_UPDATE:
921 handleFont2(cur, cmd.argument());
925 if (currentMode() <= TEXT_MODE)
926 handleFont(cur, cmd.argument(), "textbf");
928 handleFont(cur, cmd.argument(), "mathbf");
930 case LFUN_FONT_BOLDSYMBOL:
931 if (currentMode() <= TEXT_MODE)
932 handleFont(cur, cmd.argument(), "textbf");
934 handleFont(cur, cmd.argument(), "boldsymbol");
937 if (currentMode() <= TEXT_MODE)
938 handleFont(cur, cmd.argument(), "textsf");
940 handleFont(cur, cmd.argument(), "mathsf");
943 if (currentMode() <= TEXT_MODE)
944 handleFont(cur, cmd.argument(), "emph");
946 handleFont(cur, cmd.argument(), "mathcal");
948 case LFUN_FONT_ROMAN:
949 if (currentMode() <= TEXT_MODE)
950 handleFont(cur, cmd.argument(), "textrm");
952 handleFont(cur, cmd.argument(), "mathrm");
954 case LFUN_FONT_TYPEWRITER:
955 if (currentMode() <= TEXT_MODE)
956 handleFont(cur, cmd.argument(), "texttt");
958 handleFont(cur, cmd.argument(), "mathtt");
961 handleFont(cur, cmd.argument(), "mathfrak");
964 if (currentMode() <= TEXT_MODE)
965 handleFont(cur, cmd.argument(), "textit");
967 handleFont(cur, cmd.argument(), "mathit");
970 if (currentMode() <= TEXT_MODE)
971 // FIXME: should be "noun"
972 handleFont(cur, cmd.argument(), "textsc");
974 handleFont(cur, cmd.argument(), "mathbb");
976 case LFUN_FONT_DEFAULT:
977 handleFont(cur, cmd.argument(), "textnormal");
980 case LFUN_FONT_UNDERLINE:
982 cur.handleNest(createInsetMath("underline", cur.buffer()));
984 case LFUN_MATH_MODE: {
986 // ignore math-mode on when already in math mode
987 if (currentMode() == Inset::MATH_MODE && cmd.argument() == "on")
989 cur.recordUndoSelection();
990 cur.macroModeClose();
991 docstring const save_selection = grabAndEraseSelection(cur);
993 //cur.plainInsert(MathAtom(new InsetMathMBox(cur.bv())));
994 if (currentMode() <= Inset::TEXT_MODE)
995 cur.plainInsert(MathAtom(new InsetMathEnsureMath(buffer_)));
997 cur.plainInsert(MathAtom(new InsetMathBox(buffer_, from_ascii("mbox"))));
999 cur.pushBackward(*cur.nextInset());
1000 cur.niceInsert(save_selection);
1001 cur.forceBufferUpdate();
1003 if (currentMode() == Inset::TEXT_MODE) {
1004 cur.recordUndoSelection();
1005 cur.niceInsert(MathAtom(new InsetMathHull("simple", cur.buffer())));
1006 cur.message(_("create new math text environment ($...$)"));
1008 handleFont(cur, cmd.argument(), "textrm");
1009 cur.message(_("entered math text mode (textrm)"));
1015 case LFUN_REGEXP_MODE: {
1016 InsetMath * im = cur.inset().asInsetMath();
1018 InsetMathHull * i = im->asHullInset();
1019 if (i && i->getType() == hullRegexp) {
1020 cur.message(_("Already in regular expression mode"));
1024 cur.macroModeClose();
1025 docstring const save_selection = grabAndEraseSelection(cur);
1027 cur.plainInsert(MathAtom(new InsetMathHull(buffer_, hullRegexp)));
1029 cur.pushBackward(*cur.nextInset());
1030 cur.niceInsert(save_selection);
1031 cur.message(_("Regular expression editor mode"));
1035 case LFUN_MATH_FONT_STYLE: {
1036 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, '\\' + cmd.argument());
1037 doDispatch(cur, fr);
1041 case LFUN_MATH_SIZE: {
1042 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, cmd.argument());
1043 doDispatch(cur, fr);
1047 case LFUN_MATH_MATRIX: {
1053 idocstringstream is(cmd.argument());
1054 is >> m >> n >> v_align >> h_align;
1060 cur.niceInsert(MathAtom(new InsetMathArray(buffer_,
1061 from_ascii("array"), m, n, (char)v_align[0], h_align)));
1065 case LFUN_MATH_AMS_MATRIX: {
1070 idocstringstream is(cmd.argument());
1071 is >> m >> n >> name;
1077 MathAtom(new InsetMathAMSArray(buffer_, name, m, n)));
1081 case LFUN_MATH_DELIM: {
1083 docstring rs = split(cmd.argument(), ls, ' ');
1084 // Reasonable default values
1090 cur.handleNest(MathAtom(new InsetMathDelim(buffer_, ls, rs)));
1094 case LFUN_MATH_BIGDELIM: {
1095 docstring const lname = from_utf8(cmd.getArg(0));
1096 docstring const ldelim = from_utf8(cmd.getArg(1));
1097 docstring const rname = from_utf8(cmd.getArg(2));
1098 docstring const rdelim = from_utf8(cmd.getArg(3));
1099 latexkeys const * l = in_word_set(lname);
1100 bool const have_l = l && l->inset == "big" &&
1101 InsetMathBig::isBigInsetDelim(ldelim);
1102 l = in_word_set(rname);
1103 bool const have_r = l && l->inset == "big" &&
1104 InsetMathBig::isBigInsetDelim(rdelim);
1105 // We mimic LFUN_MATH_DELIM in case we have an empty left
1106 // or right delimiter.
1107 if (have_l || have_r) {
1109 docstring const selection = grabAndEraseSelection(cur);
1112 cur.insert(MathAtom(new InsetMathBig(lname,
1114 // first insert the right delimiter and then go back
1115 // and re-insert the selection (bug 7088)
1117 cur.insert(MathAtom(new InsetMathBig(rname,
1121 cur.niceInsert(selection);
1123 // Don't call cur.undispatched() if we did nothing, this would
1124 // lead to infinite recursion via Text::dispatch().
1128 case LFUN_SPACE_INSERT:
1129 cur.recordUndoSelection();
1130 cur.insert(MathAtom(new InsetMathSpace));
1133 case LFUN_MATH_SPACE:
1134 cur.recordUndoSelection();
1135 if (cmd.argument().empty())
1136 cur.insert(MathAtom(new InsetMathSpace));
1138 string const name = cmd.getArg(0);
1139 string const len = cmd.getArg(1);
1140 cur.insert(MathAtom(new InsetMathSpace(name, len)));
1144 case LFUN_ERT_INSERT:
1145 // interpret this as if a backslash was typed
1147 interpretChar(cur, '\\');
1150 case LFUN_MATH_SUBSCRIPT:
1151 // interpret this as if a _ was typed
1152 cur.recordUndoSelection();
1153 interpretChar(cur, '_');
1156 case LFUN_MATH_SUPERSCRIPT:
1157 // interpret this as if a ^ was typed
1158 cur.recordUndoSelection();
1159 interpretChar(cur, '^');
1162 case LFUN_MATH_MACRO_FOLD:
1163 case LFUN_MATH_MACRO_UNFOLD: {
1165 bool fold = act == LFUN_MATH_MACRO_FOLD;
1166 bool found = findMacroToFoldUnfold(it, fold);
1168 MathMacro * macro = it.nextInset()->asInsetMath()->asMacro();
1169 cur.recordUndoInset();
1178 case LFUN_QUOTE_INSERT:
1179 // interpret this as if a straight " was typed
1180 cur.recordUndoSelection();
1181 interpretChar(cur, '\"');
1184 // FIXME: We probably should swap parts of "math-insert" and "self-insert"
1185 // handling such that "self-insert" works on "arbitrary stuff" too, and
1186 // math-insert only handles special math things like "matrix".
1187 case LFUN_MATH_INSERT: {
1188 cur.recordUndoSelection();
1189 if (cmd.argument() == "^" || cmd.argument() == "_")
1190 interpretChar(cur, cmd.argument()[0]);
1193 asArray(cmd.argument(), ar);
1194 if (cur.selection() && ar.size() == 1
1195 && ar[0]->asNestInset()
1196 && ar[0]->asNestInset()->nargs() > 1)
1197 handleNest(cur, ar[0]);
1199 cur.niceInsert(cmd.argument());
1204 case LFUN_UNICODE_INSERT: {
1205 if (cmd.argument().empty())
1207 docstring hexstring = cmd.argument();
1208 if (isHex(hexstring)) {
1209 char_type c = hexToInt(hexstring);
1210 if (c >= 32 && c < 0x10ffff) {
1211 docstring s = docstring(1, c);
1212 FuncCode code = currentMode() == MATH_MODE ?
1213 LFUN_MATH_INSERT : LFUN_SELF_INSERT;
1214 lyx::dispatch(FuncRequest(code, s));
1220 case LFUN_DIALOG_SHOW_NEW_INSET: {
1221 docstring const & name = cmd.argument();
1223 if (name == "ref") {
1224 InsetMathRef tmp(buffer_, name);
1225 data = tmp.createDialogStr();
1226 cur.bv().showDialog(to_utf8(name), data);
1227 } else if (name == "mathspace") {
1228 cur.bv().showDialog(to_utf8(name));
1233 case LFUN_INSET_INSERT: {
1235 if (createInsetMath_fromDialogStr(cmd.argument(), ar)) {
1236 cur.recordUndoSelection();
1238 cur.forceBufferUpdate();
1243 case LFUN_INSET_DISSOLVE:
1244 if (!asHullInset()) {
1245 cur.recordUndoInset();
1251 InsetMath::doDispatch(cur, cmd);
1257 bool InsetMathNest::findMacroToFoldUnfold(Cursor & it, bool fold) const {
1258 // look for macro to open/close, but stay in mathed
1259 for (; !it.empty(); it.pop_back()) {
1261 // go backward through the current cell
1262 Inset * inset = it.nextInset();
1263 while (inset && inset->asInsetMath()) {
1264 MathMacro * macro = inset->asInsetMath()->asMacro();
1266 // found the an macro to open/close?
1267 if (macro->folded() != fold)
1270 // Wrong folding state.
1271 // If this was the first we see in this slice, look further left,
1273 if (inset != it.nextInset())
1277 // go up if this was the left most position
1283 inset = it.nextInset();
1291 bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
1292 FuncStatus & flag) const
1294 // the font related toggles
1295 //string tc = "mathnormal";
1297 string const arg = to_utf8(cmd.argument());
1298 switch (cmd.action()) {
1299 case LFUN_INSET_MODIFY:
1300 flag.setEnabled(false);
1303 case LFUN_INSET_MODIFY:
1304 // FIXME: check temporarily disabled
1306 char align = mathcursor::valign();
1307 if (align == '\0') {
1311 if (cmd.argument().empty()) {
1315 if (!contains("tcb", cmd.argument()[0])) {
1319 flag.setOnOff(cmd.argument()[0] == align);
1322 /// We have to handle them since 1.4 blocks all unhandled actions
1323 case LFUN_FONT_ITAL:
1324 case LFUN_FONT_BOLD:
1325 case LFUN_FONT_BOLDSYMBOL:
1326 case LFUN_FONT_SANS:
1327 case LFUN_FONT_EMPH:
1328 case LFUN_FONT_TYPEWRITER:
1329 case LFUN_FONT_NOUN:
1330 case LFUN_FONT_ROMAN:
1331 case LFUN_FONT_DEFAULT:
1332 flag.setEnabled(true);
1335 // we just need to be in math mode to enable that
1336 case LFUN_MATH_SIZE:
1337 case LFUN_MATH_SPACE:
1338 case LFUN_MATH_LIMITS:
1339 case LFUN_MATH_EXTERN:
1340 flag.setEnabled(true);
1343 case LFUN_FONT_UNDERLINE:
1344 case LFUN_FONT_FRAK:
1345 flag.setEnabled(currentMode() != TEXT_MODE);
1348 case LFUN_MATH_FONT_STYLE: {
1349 bool const textarg =
1350 arg == "textbf" || arg == "textsf" ||
1351 arg == "textrm" || arg == "textmd" ||
1352 arg == "textit" || arg == "textsc" ||
1353 arg == "textsl" || arg == "textup" ||
1354 arg == "texttt" || arg == "textbb" ||
1355 arg == "textnormal";
1356 flag.setEnabled(currentMode() != TEXT_MODE || textarg);
1360 case LFUN_MATH_MODE:
1361 // forbid "math-mode on" in math mode to prevent irritating
1362 // behaviour of menu entries (bug 6709)
1363 flag.setEnabled(currentMode() == TEXT_MODE || arg != "on");
1366 case LFUN_MATH_INSERT:
1367 flag.setEnabled(currentMode() != TEXT_MODE);
1370 case LFUN_MATH_AMS_MATRIX:
1371 case LFUN_MATH_MATRIX:
1372 flag.setEnabled(currentMode() == MATH_MODE);
1375 case LFUN_INSET_INSERT: {
1376 // Don't test createMathInset_fromDialogStr(), since
1377 // getStatus is not called with a valid reference and the
1378 // dialog would not be applyable.
1379 string const name = cmd.getArg(0);
1380 flag.setEnabled(name == "ref" || name == "mathspace");
1384 case LFUN_MATH_DELIM:
1385 case LFUN_MATH_BIGDELIM:
1386 // Don't do this with multi-cell selections
1387 flag.setEnabled(cur.selBegin().idx() == cur.selEnd().idx());
1390 case LFUN_MATH_MACRO_FOLD:
1391 case LFUN_MATH_MACRO_UNFOLD: {
1393 bool found = findMacroToFoldUnfold(it, cmd.action() == LFUN_MATH_MACRO_FOLD);
1394 flag.setEnabled(found);
1398 case LFUN_SPECIALCHAR_INSERT:
1399 case LFUN_SCRIPT_INSERT:
1400 // FIXME: These would probably make sense in math-text mode
1401 flag.setEnabled(false);
1404 case LFUN_INSET_DISSOLVE:
1405 flag.setEnabled(!asHullInset());
1416 void InsetMathNest::edit(Cursor & cur, bool front, EntryDirection entry_from)
1419 bool enter_front = (entry_from == Inset::ENTRY_DIRECTION_RIGHT ||
1420 (entry_from == Inset::ENTRY_DIRECTION_IGNORE && front));
1421 cur.idx() = enter_front ? 0 : cur.lastidx();
1422 cur.pos() = enter_front ? 0 : cur.lastpos();
1424 //lyxerr << "InsetMathNest::edit, cur:\n" << cur << endl;
1428 Inset * InsetMathNest::editXY(Cursor & cur, int x, int y)
1431 int dist_min = 1000000;
1432 for (idx_type i = 0, n = nargs(); i != n; ++i) {
1433 int const d = cell(i).dist(cur.bv(), x, y);
1439 MathData & ar = cell(idx_min);
1441 cur.idx() = idx_min;
1442 cur.pos() = ar.x2pos(&cur.bv(), x - ar.xo(cur.bv()));
1444 //lyxerr << "found cell : " << idx_min << " pos: " << cur.pos() << endl;
1445 if (dist_min == 0) {
1447 for (pos_type i = 0, n = ar.size(); i < n; ++i)
1448 if (ar[i]->covers(cur.bv(), x, y))
1449 return ar[i].nucleus()->editXY(cur, x, y);
1455 void InsetMathNest::lfunMousePress(Cursor & cur, FuncRequest & cmd)
1457 //lyxerr << "## lfunMousePress: buttons: " << cmd.button() << endl;
1458 BufferView & bv = cur.bv();
1459 bool do_selection = cmd.button() == mouse_button::button1
1460 && cmd.argument() == "region-select";
1461 bv.mouseSetCursor(cur, do_selection);
1462 if (cmd.button() == mouse_button::button1) {
1463 //lyxerr << "## lfunMousePress: setting cursor to: " << cur << endl;
1464 // Update the cursor update flags as needed:
1466 // Update::Decoration: tells to update the decoration
1467 // (visual box corners that define
1469 // Update::FitCursor: adjust the screen to the cursor
1470 // position if needed
1471 // cur.result().update(): don't overwrite previously set flags.
1472 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor
1473 | cur.result().screenUpdate());
1474 } else if (cmd.button() == mouse_button::button2) {
1475 if (cap::selection()) {
1476 // See comment in Text::dispatch why we do this
1477 cap::copySelectionToStack();
1478 cmd = FuncRequest(LFUN_PASTE, "0");
1479 doDispatch(bv.cursor(), cmd);
1482 asArray(theSelection().get(), ar);
1483 bv.cursor().insert(ar);
1489 void InsetMathNest::lfunMouseMotion(Cursor & cur, FuncRequest & cmd)
1491 // only select with button 1
1492 if (cmd.button() == mouse_button::button1) {
1493 Cursor & bvcur = cur.bv().cursor();
1494 if (bvcur.realAnchor().hasPart(cur)) {
1495 //lyxerr << "## lfunMouseMotion: cursor: " << cur << endl;
1496 bvcur.setCursor(cur);
1497 bvcur.setSelection(true);
1498 //lyxerr << "MOTION " << bvcur << endl;
1505 void InsetMathNest::lfunMouseRelease(Cursor & cur, FuncRequest & cmd)
1507 //lyxerr << "## lfunMouseRelease: buttons: " << cmd.button() << endl;
1509 if (cmd.button() == mouse_button::button1) {
1510 if (!cur.selection())
1511 cur.noScreenUpdate();
1513 Cursor & bvcur = cur.bv().cursor();
1514 bvcur.setSelection(true);
1523 bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
1525 //lyxerr << "interpret 2: '" << c << "'" << endl;
1526 docstring save_selection;
1527 if (c == '^' || c == '_')
1528 save_selection = grabAndEraseSelection(cur);
1531 Buffer * buf = cur.buffer();
1534 if (cur.inMacroMode()) {
1535 docstring name = cur.macroName();
1537 /// are we currently typing '#1' or '#2' or...?
1538 if (name == "\\#") {
1541 if (n >= 1 && n <= 9)
1542 cur.insert(new MathMacroArgument(n));
1546 // do not finish macro for known * commands
1547 MathWordList const & mwl = mathedWordList();
1548 bool star_macro = c == '*'
1549 && (mwl.find(name.substr(1) + "*") != mwl.end()
1550 || cur.buffer()->getMacro(name.substr(1) + "*", cur, true));
1551 if (isAlphaASCII(c) || star_macro) {
1552 cur.activeMacro()->setName(name + docstring(1, c));
1556 // handle 'special char' macros
1561 if (currentMode() <= InsetMath::TEXT_MODE)
1562 cur.niceInsert(createInsetMath("textbackslash", buf));
1564 cur.niceInsert(createInsetMath("backslash", buf));
1565 } else if (c == '^' && currentMode() == InsetMath::MATH_MODE) {
1567 cur.niceInsert(createInsetMath("mathcircumflex", buf));
1568 } else if (c == '{') {
1570 cur.niceInsert(MathAtom(new InsetMathBrace(buf)));
1571 } else if (c == '%') {
1573 cur.niceInsert(MathAtom(new InsetMathComment(buf)));
1574 } else if (c == '#') {
1575 LASSERT(cur.activeMacro(), /**/);
1576 cur.activeMacro()->setName(name + docstring(1, c));
1579 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1584 // One character big delimiters. The others are handled in
1585 // interpretString().
1586 latexkeys const * l = in_word_set(name.substr(1));
1587 if (name[0] == '\\' && l && l->inset == "big") {
1591 delim = from_ascii("\\{");
1594 delim = from_ascii("\\}");
1597 delim = docstring(1, c);
1600 if (InsetMathBig::isBigInsetDelim(delim)) {
1601 // name + delim ared a valid InsetMathBig.
1602 // We can't use cur.macroModeClose() because
1603 // it does not handle delim.
1604 InsetMathUnknown * p = cur.activeMacro();
1607 cur.cell().erase(cur.pos());
1608 cur.plainInsert(MathAtom(
1609 new InsetMathBig(name.substr(1), delim)));
1614 // leave macro mode and try again if necessary
1615 if (cur.macroModeClose()) {
1616 MathAtom const atom = cur.prevAtom();
1617 if (atom->asNestInset() && atom->isActive()) {
1619 cur.pushBackward(*cur.nextInset());
1623 cur.niceInsert(MathAtom(new InsetMathBrace(buf)));
1625 interpretChar(cur, c);
1630 // leave autocorrect mode if necessary
1631 if (lyxrc.autocorrection_math && c == ' ' && cur.autocorrect()) {
1632 cur.autocorrect() = false;
1633 cur.message(_("Autocorrect Off ('!' to enter)"));
1636 if (lyxrc.autocorrection_math && c == '!' && !cur.autocorrect()) {
1637 cur.autocorrect() = true;
1638 cur.message(_("Autocorrect On (<space> to exit)"));
1642 // just clear selection on pressing the space bar
1643 if (cur.selection() && c == ' ') {
1644 cur.setSelection(false);
1649 //lyxerr << "starting with macro" << endl;
1650 bool reduced = cap::reduceSelectionToOneCell(cur);
1651 if (reduced || !cur.selection()) {
1652 docstring const safe = cap::grabAndEraseSelection(cur);
1653 cur.insert(MathAtom(new InsetMathUnknown(from_ascii("\\"), safe, false)));
1661 if (currentMode() <= InsetMath::TEXT_MODE)
1667 if (currentMode() <= InsetMath::TEXT_MODE) {
1668 // insert spaces in text or undecided mode,
1669 // but suppress direct insertion of two spaces in a row
1670 // the still allows typing '<space>a<space>' and deleting the 'a', but
1671 // it is better than nothing...
1672 if (!cur.pos() != 0 || cur.prevAtom()->getChar() != ' ') {
1674 // FIXME: we have to enable full redraw here because of the
1675 // visual box corners that define the inset. If we know for
1676 // sure that we stay within the same cell we can optimize for
1678 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1682 if (cur.pos() != 0 && cur.prevAtom()->asSpaceInset()) {
1683 cur.prevAtom().nucleus()->asSpaceInset()->incSpace();
1684 // FIXME: we have to enable full redraw here because of the
1685 // visual box corners that define the inset. If we know for
1686 // sure that we stay within the same cell we can optimize for
1688 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1692 if (cur.popForward()) {
1693 // FIXME: we have to enable full redraw here because of the
1694 // visual box corners that define the inset. If we know for
1695 // sure that we stay within the same cell we can optimize for
1697 //cur.screenUpdateFlags(Update::FitCursor);
1701 // if we are at the very end, leave the formula
1702 return cur.pos() != cur.lastpos();
1705 // These should be treated differently when not in text mode:
1706 if (currentMode() != InsetMath::TEXT_MODE) {
1708 script(cur, false, save_selection);
1712 script(cur, true, save_selection);
1716 cur.niceInsert(createInsetMath("sim", buf));
1719 if (currentMode() == InsetMath::MATH_MODE && !isAsciiOrMathAlpha(c)) {
1720 MathAtom at = createInsetMath("text", buf);
1721 at.nucleus()->cell(0).push_back(MathAtom(new InsetMathChar(c)));
1728 cur.niceInsert(createInsetMath("textasciicircum", buf));
1732 cur.niceInsert(createInsetMath("textasciitilde", buf));
1737 if (c == '{' || c == '}' || c == '&' || c == '$' || c == '#' ||
1738 c == '%' || c == '_') {
1739 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1744 // try auto-correction
1745 if (lyxrc.autocorrection_math && cur.autocorrect() && cur.pos() != 0
1746 && math_autocorrect(cur.prevAtom(), c))
1749 // no special circumstances, so insert the character without any fuss
1751 if (lyxrc.autocorrection_math) {
1752 if (!cur.autocorrect())
1753 cur.message(_("Autocorrect Off ('!' to enter)"));
1755 cur.message(_("Autocorrect On (<space> to exit)"));
1761 bool InsetMathNest::interpretString(Cursor & cur, docstring const & str)
1763 // Create a InsetMathBig from cur.cell()[cur.pos() - 1] and t if
1765 if (!cur.empty() && cur.pos() > 0 &&
1766 cur.cell()[cur.pos() - 1]->asUnknownInset()) {
1767 if (InsetMathBig::isBigInsetDelim(str)) {
1768 docstring prev = asString(cur.cell()[cur.pos() - 1]);
1769 if (prev[0] == '\\') {
1770 prev = prev.substr(1);
1771 latexkeys const * l = in_word_set(prev);
1772 if (l && l->inset == "big") {
1773 cur.cell()[cur.pos() - 1] =
1774 MathAtom(new InsetMathBig(prev, str));
1784 bool InsetMathNest::script(Cursor & cur, bool up)
1786 return script(cur, up, docstring());
1790 bool InsetMathNest::script(Cursor & cur, bool up,
1791 docstring const & save_selection)
1793 // Hack to get \^ and \_ working
1794 //lyxerr << "handling script: up: " << up << endl;
1795 if (cur.inMacroMode() && cur.macroName() == "\\") {
1797 cur.niceInsert(createInsetMath("mathcircumflex", cur.buffer()));
1799 interpretChar(cur, '_');
1803 cur.macroModeClose();
1804 if (asScriptInset() && cur.idx() == 0) {
1805 // we are in a nucleus of a script inset, move to _our_ script
1806 InsetMathScript * inset = asScriptInset();
1807 //lyxerr << " going to cell " << inset->idxOfScript(up) << endl;
1809 cur.idx() = inset->idxOfScript(up);
1811 } else if (cur.pos() != 0 && cur.prevAtom()->asScriptInset()) {
1813 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1816 cur.idx() = inset->idxOfScript(up);
1817 cur.pos() = cur.lastpos();
1819 // convert the thing to our left to a scriptinset or create a new
1820 // one if in the very first position of the array
1821 if (cur.pos() == 0) {
1822 //lyxerr << "new scriptinset" << endl;
1823 cur.insert(new InsetMathScript(buffer_, up));
1825 //lyxerr << "converting prev atom " << endl;
1826 cur.prevAtom() = MathAtom(new InsetMathScript(buffer_, cur.prevAtom(), up));
1829 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1830 // See comment in MathParser.cpp for special handling of {}-bases
1836 //lyxerr << "inserting selection 1:\n" << save_selection << endl;
1837 cur.niceInsert(save_selection);
1839 //lyxerr << "inserting selection 2:\n" << save_selection << endl;
1844 bool InsetMathNest::completionSupported(Cursor const & cur) const
1846 return cur.inMacroMode();
1850 bool InsetMathNest::inlineCompletionSupported(Cursor const & cur) const
1852 return cur.inMacroMode();
1856 bool InsetMathNest::automaticInlineCompletion() const
1858 return lyxrc.completion_inline_math;
1862 bool InsetMathNest::automaticPopupCompletion() const
1864 return lyxrc.completion_popup_math;
1868 CompletionList const *
1869 InsetMathNest::createCompletionList(Cursor const & cur) const
1871 if (!cur.inMacroMode())
1874 return new MathCompletionList(cur);
1878 docstring InsetMathNest::completionPrefix(Cursor const & cur) const
1880 if (!cur.inMacroMode())
1883 return cur.activeMacro()->name();
1887 bool InsetMathNest::insertCompletion(Cursor & cur, docstring const & s,
1890 if (!cur.inMacroMode())
1893 // append completion to active macro
1894 InsetMathUnknown * inset = cur.activeMacro();
1895 inset->setName(inset->name() + s);
1900 // FIXME: this creates duplicates in the completion popup
1901 // which looks ugly. Moreover the changes the list lengths
1903 confuse the popup as well.
1904 MathCompletionList::addToFavorites(inset->name());
1906 lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, " "));
1913 void InsetMathNest::completionPosAndDim(Cursor const & cur, int & x, int & y,
1914 Dimension & dim) const
1916 Inset const * inset = cur.activeMacro();
1920 // get inset dimensions
1921 dim = cur.bv().coordCache().insets().dim(inset);
1922 // FIXME: these 3 are no accurate, but should depend on the font.
1923 // Now the popup jumps down if you enter a char with descent > 0.
1928 Point xy = cur.bv().coordCache().insets().xy(inset);
1934 bool InsetMathNest::cursorMathForward(Cursor & cur)
1936 if (cur.pos() != cur.lastpos() && cur.openable(cur.nextAtom())) {
1937 cur.pushBackward(*cur.nextAtom().nucleus());
1938 cur.inset().idxFirst(cur);
1941 if (cur.posForward() || idxForward(cur))
1943 // try to pop forwards --- but don't pop out of math! leave that to
1945 int s = cur.depth() - 2;
1946 if (s >= 0 && cur[s].inset().asInsetMath())
1947 return cur.popForward();
1952 bool InsetMathNest::cursorMathBackward(Cursor & cur)
1954 if (cur.pos() != 0 && cur.openable(cur.prevAtom())) {
1956 cur.push(*cur.nextAtom().nucleus());
1957 cur.inset().idxLast(cur);
1960 if (cur.posBackward() || idxBackward(cur))
1962 // try to pop backwards --- but don't pop out of math! leave that to
1964 int s = cur.depth() - 2;
1965 if (s >= 0 && cur[s].inset().asInsetMath())
1966 return cur.popBackward();
1971 ////////////////////////////////////////////////////////////////////
1973 MathCompletionList::MathCompletionList(Cursor const & cur)
1975 // fill it with macros from the buffer
1976 MacroNameSet macros;
1977 cur.buffer()->listMacroNames(macros);
1978 MacroNameSet::const_iterator it;
1979 for (it = macros.begin(); it != macros.end(); ++it) {
1980 if (cur.buffer()->getMacro(*it, cur, false))
1981 locals.push_back("\\" + *it);
1983 sort(locals.begin(), locals.end());
1985 if (globals.size() > 0)
1988 // fill in global macros
1990 MacroTable::globalMacros().getMacroNames(macros);
1991 //lyxerr << "Globals completion macros: ";
1992 for (it = macros.begin(); it != macros.end(); ++it) {
1993 //lyxerr << "\\" + *it << " ";
1994 globals.push_back("\\" + *it);
1996 //lyxerr << std::endl;
1998 // fill in global commands
1999 globals.push_back(from_ascii("\\boxed"));
2000 globals.push_back(from_ascii("\\fbox"));
2001 globals.push_back(from_ascii("\\framebox"));
2002 globals.push_back(from_ascii("\\makebox"));
2003 globals.push_back(from_ascii("\\kern"));
2004 globals.push_back(from_ascii("\\xrightarrow"));
2005 globals.push_back(from_ascii("\\xleftarrow"));
2006 globals.push_back(from_ascii("\\split"));
2007 globals.push_back(from_ascii("\\gathered"));
2008 globals.push_back(from_ascii("\\aligned"));
2009 globals.push_back(from_ascii("\\alignedat"));
2010 globals.push_back(from_ascii("\\cases"));
2011 globals.push_back(from_ascii("\\substack"));
2012 globals.push_back(from_ascii("\\xymatrix"));
2013 globals.push_back(from_ascii("\\Diagram"));
2014 globals.push_back(from_ascii("\\subarray"));
2015 globals.push_back(from_ascii("\\array"));
2016 globals.push_back(from_ascii("\\sqrt"));
2017 globals.push_back(from_ascii("\\root"));
2018 globals.push_back(from_ascii("\\tabular"));
2019 globals.push_back(from_ascii("\\stackrel"));
2020 globals.push_back(from_ascii("\\binom"));
2021 globals.push_back(from_ascii("\\choose"));
2022 globals.push_back(from_ascii("\\brace"));
2023 globals.push_back(from_ascii("\\brack"));
2024 globals.push_back(from_ascii("\\frac"));
2025 globals.push_back(from_ascii("\\over"));
2026 globals.push_back(from_ascii("\\nicefrac"));
2027 globals.push_back(from_ascii("\\unitfrac"));
2028 globals.push_back(from_ascii("\\unitfracthree"));
2029 globals.push_back(from_ascii("\\unitone"));
2030 globals.push_back(from_ascii("\\unittwo"));
2031 globals.push_back(from_ascii("\\infer"));
2032 globals.push_back(from_ascii("\\atop"));
2033 globals.push_back(from_ascii("\\lefteqn"));
2034 globals.push_back(from_ascii("\\boldsymbol"));
2035 globals.push_back(from_ascii("\\bm"));
2036 globals.push_back(from_ascii("\\color"));
2037 globals.push_back(from_ascii("\\normalcolor"));
2038 globals.push_back(from_ascii("\\textcolor"));
2039 globals.push_back(from_ascii("\\cfrac"));
2040 globals.push_back(from_ascii("\\cfracleft"));
2041 globals.push_back(from_ascii("\\cfracright"));
2042 globals.push_back(from_ascii("\\dfrac"));
2043 globals.push_back(from_ascii("\\tfrac"));
2044 globals.push_back(from_ascii("\\dbinom"));
2045 globals.push_back(from_ascii("\\tbinom"));
2046 globals.push_back(from_ascii("\\hphantom"));
2047 globals.push_back(from_ascii("\\phantom"));
2048 globals.push_back(from_ascii("\\vphantom"));
2049 MathWordList const & words = mathedWordList();
2050 MathWordList::const_iterator it2;
2051 //lyxerr << "Globals completion commands: ";
2052 for (it2 = words.begin(); it2 != words.end(); ++it2) {
2053 globals.push_back("\\" + (*it2).first);
2054 //lyxerr << "\\" + (*it2).first << " ";
2056 //lyxerr << std::endl;
2057 sort(globals.begin(), globals.end());
2061 MathCompletionList::~MathCompletionList()
2066 size_type MathCompletionList::size() const
2068 return locals.size() + globals.size();
2072 docstring const & MathCompletionList::data(size_t idx) const
2074 size_t lsize = locals.size();
2076 return globals[idx - lsize];
2082 std::string MathCompletionList::icon(size_t idx) const
2084 // get the latex command
2086 size_t lsize = locals.size();
2088 cmd = globals[idx - lsize];
2092 // get the icon resource name by stripping the backslash
2093 return "images/math/" + to_utf8(cmd.substr(1)) + ".png";
2096 std::vector<docstring> MathCompletionList::globals;