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"
42 #include "BufferParams.h"
43 #include "BufferView.h"
44 #include "CoordCache.h"
46 #include "CutAndPaste.h"
47 #include "DispatchResult.h"
49 #include "FuncRequest.h"
50 #include "FuncStatus.h"
53 #include "OutputParams.h"
56 #include "frontends/Application.h"
57 #include "frontends/Clipboard.h"
58 #include "frontends/Painter.h"
59 #include "frontends/Selection.h"
61 #include "support/lassert.h"
62 #include "support/debug.h"
63 #include "support/gettext.h"
64 #include "support/lstrings.h"
65 #include "support/textutils.h"
66 #include "support/docstream.h"
72 using namespace lyx::support;
76 using cap::copySelection;
77 using cap::grabAndEraseSelection;
78 using cap::cutSelection;
79 using cap::replaceSelection;
80 using cap::selClearOrDel;
83 InsetMathNest::InsetMathNest(Buffer * buf, idx_type nargs)
84 : InsetMath(buf), cells_(nargs), lock_(false)
90 InsetMathNest::InsetMathNest(InsetMathNest const & inset)
91 : InsetMath(inset), cells_(inset.cells_), lock_(inset.lock_)
95 InsetMathNest::~InsetMathNest()
97 map<BufferView const *, bool>::iterator it = mouse_hover_.begin();
98 map<BufferView const *, bool>::iterator end = mouse_hover_.end();
99 for (; it != end; ++it)
101 it->first->clearLastInset(this);
105 InsetMathNest & InsetMathNest::operator=(InsetMathNest const & inset)
107 cells_ = inset.cells_;
109 mouse_hover_.clear();
110 InsetMath::operator=(inset);
115 void InsetMathNest::setBuffer(Buffer & buffer)
117 InsetMath::setBuffer(buffer);
118 for (idx_type i = 0, n = nargs(); i != n; ++i) {
119 MathData & data = cell(i);
120 for (size_t j = 0; j != data.size(); ++j)
121 data[j].nucleus()->setBuffer(buffer);
126 InsetMath::idx_type InsetMathNest::nargs() const
128 return cells_.size();
132 void InsetMathNest::cursorPos(BufferView const & bv,
133 CursorSlice const & sl, bool /*boundary*/,
134 int & x, int & y) const
136 // FIXME: This is a hack. Ideally, the coord cache should not store
137 // absolute positions, but relative ones. This would mean to call
138 // setXY() not in MathData::draw(), but in the parent insets' draw()
139 // with the correctly adjusted x,y values. But this means that we'd have
140 // to touch all (math)inset's draw() methods. Right now, we'll store
141 // absolute value, and make them here relative, only to make them
142 // absolute again when actually drawing the cursor. What a mess.
143 LASSERT(&sl.inset() == this, return);
144 MathData const & ar = sl.cell();
145 CoordCache const & coord_cache = bv.coordCache();
146 if (!coord_cache.getArrays().has(&ar)) {
147 // this can (semi-)legally happen if we just created this cell
148 // and it never has been drawn before. So don't ASSERT.
149 //lyxerr << "no cached data for array " << &ar << endl;
154 Point const pt = coord_cache.getArrays().xy(&ar);
155 if (!coord_cache.getInsets().has(this)) {
157 //lyxerr << "no cached data for inset " << this << endl;
162 Point const pt2 = coord_cache.getInsets().xy(this);
163 //lyxerr << "retrieving position cache for MathData "
164 // << pt.x_ << ' ' << pt.y_ << endl;
165 x = pt.x_ - pt2.x_ + ar.pos2x(&bv, sl.pos());
167 // lyxerr << "pt.y_ : " << pt.y_ << " pt2_.y_ : " << pt2.y_
168 // << " asc: " << ascent() << " des: " << descent()
169 // << " ar.asc: " << ar.ascent() << " ar.des: " << ar.descent() << endl;
170 // move cursor visually into empty cells ("blue rectangles");
176 void InsetMathNest::metrics(MetricsInfo const & mi) const
179 for (idx_type i = 0, n = nargs(); i != n; ++i) {
181 cell(i).metrics(m, dim);
186 void InsetMathNest::updateBuffer(ParIterator const & it, UpdateType utype)
188 for (idx_type i = 0, n = nargs(); i != n; ++i)
189 cell(i).updateBuffer(it, utype);
194 bool InsetMathNest::idxNext(Cursor & cur) const
196 LASSERT(&cur.inset() == this, return false);
197 if (cur.idx() == cur.lastidx())
205 bool InsetMathNest::idxForward(Cursor & cur) const
211 bool InsetMathNest::idxPrev(Cursor & cur) const
213 LASSERT(&cur.inset() == this, return false);
217 cur.pos() = cur.lastpos();
222 bool InsetMathNest::idxBackward(Cursor & cur) const
228 bool InsetMathNest::idxFirst(Cursor & cur) const
230 LASSERT(&cur.inset() == this, return false);
239 bool InsetMathNest::idxLast(Cursor & cur) const
241 LASSERT(&cur.inset() == this, return false);
244 cur.idx() = cur.lastidx();
245 cur.pos() = cur.lastpos();
250 void InsetMathNest::dump() const
252 odocstringstream oss;
253 TexRow texrow(false);
254 otexrowstream ots(oss,texrow);
256 os << "---------------------------------------------\n";
259 for (idx_type i = 0, n = nargs(); i != n; ++i)
260 os << cell(i) << "\n";
261 os << "---------------------------------------------\n";
262 lyxerr << to_utf8(oss.str());
266 void InsetMathNest::draw(PainterInfo & pi, int x, int y) const
270 pi.pain.fillRectangle(x, y - ascent(), width(), height(),
273 setPosCache(pi, x, y);
277 void InsetMathNest::drawSelection(PainterInfo & pi, int x, int y) const
279 BufferView & bv = *pi.base.bv;
280 // this should use the x/y values given, not the cached values
281 Cursor & cur = bv.cursor();
282 if (!cur.selection())
284 if (&cur.inset() != this)
287 // FIXME: hack to get position cache warm
288 bool const original_drawing_state = pi.pain.isDrawingEnabled();
289 pi.pain.setDrawingEnabled(false);
291 pi.pain.setDrawingEnabled(original_drawing_state);
293 CursorSlice s1 = cur.selBegin();
294 CursorSlice s2 = cur.selEnd();
296 //lyxerr << "InsetMathNest::drawing selection: "
297 // << " s1: " << s1 << " s2: " << s2 << endl;
298 if (s1.idx() == s2.idx()) {
299 MathData const & c = cell(s1.idx());
300 Geometry const & g = bv.coordCache().getArrays().geometry(&c);
301 int x1 = g.pos.x_ + c.pos2x(pi.base.bv, s1.pos());
302 int y1 = g.pos.y_ - g.dim.ascent();
303 int x2 = g.pos.x_ + c.pos2x(pi.base.bv, s2.pos());
304 int y2 = g.pos.y_ + g.dim.descent();
305 pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, Color_selection);
306 //lyxerr << "InsetMathNest::drawing selection 3: "
307 // << " x1: " << x1 << " x2: " << x2
308 // << " y1: " << y1 << " y2: " << y2 << endl;
310 for (idx_type i = 0; i < nargs(); ++i) {
311 if (idxBetween(i, s1.idx(), s2.idx())) {
312 MathData const & c = cell(i);
313 Geometry const & g = bv.coordCache().getArrays().geometry(&c);
315 int y1 = g.pos.y_ - g.dim.ascent();
316 int x2 = g.pos.x_ + g.dim.width();
317 int y2 = g.pos.y_ + g.dim.descent();
318 pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, Color_selection);
325 void InsetMathNest::validate(LaTeXFeatures & features) const
327 for (idx_type i = 0; i < nargs(); ++i)
328 cell(i).validate(features);
332 void InsetMathNest::replace(ReplaceData & rep)
334 for (idx_type i = 0; i < nargs(); ++i)
335 cell(i).replace(rep);
339 bool InsetMathNest::contains(MathData const & ar) const
341 for (idx_type i = 0; i < nargs(); ++i)
342 if (cell(i).contains(ar))
348 bool InsetMathNest::lock() const
354 void InsetMathNest::lock(bool l)
360 bool InsetMathNest::isActive() const
366 MathData InsetMathNest::glue() const
369 for (size_t i = 0; i < nargs(); ++i)
375 void InsetMathNest::write(WriteStream & os) const
377 MathEnsurer ensurer(os, currentMode() == MATH_MODE);
378 ModeSpecifier specifier(os, currentMode(), lockedMode());
379 docstring const latex_name = name();
380 os << '\\' << latex_name;
381 for (size_t i = 0; i < nargs(); ++i) {
382 os.pushRowEntry(TexRow::mathEntry(id(),i));
383 os << '{' << cell(i) << '}';
387 os.pendingSpace(true);
388 if (lock_ && !os.latex()) {
390 os.pendingSpace(true);
395 void InsetMathNest::normalize(NormalStream & os) const
398 for (size_t i = 0; i < nargs(); ++i)
399 os << ' ' << cell(i);
404 void InsetMathNest::latex(otexstream & os, OutputParams const & runparams) const
406 WriteStream wi(os, runparams.moving_arg, true,
407 runparams.dryrun ? WriteStream::wsDryrun : WriteStream::wsDefault,
409 wi.canBreakLine(os.canBreakLine());
410 if (runparams.lastid != -1) {
411 wi.pushRowEntry(os.texrow().textEntry(runparams.lastid,
417 // Reset parbreak status after a math inset.
419 os.canBreakLine(wi.canBreakLine());
423 bool InsetMathNest::setMouseHover(BufferView const * bv, bool mouse_hover)
426 mouse_hover_[bv] = mouse_hover;
431 bool InsetMathNest::notifyCursorLeaves(Cursor const & /*old*/, Cursor & /*cur*/)
435 MathData & ar = cur.cell();
436 // remove base-only "scripts"
437 for (pos_type i = 0; i + 1 < ar.size(); ++i) {
438 InsetMathScript * p = operator[](i).nucleus()->asScriptInset();
439 if (p && p->nargs() == 1) {
440 MathData ar = p->nuc();
443 cur.adjust(i, ar.size() - 1);
447 // glue adjacent font insets of the same kind
448 for (pos_type i = 0; i + 1 < size(); ++i) {
449 InsetMathFont * p = operator[](i).nucleus()->asFontInset();
450 InsetMathFont const * q = operator[](i + 1)->asFontInset();
451 if (p && q && p->name() == q->name()) {
452 p->cell(0).append(q->cell(0));
462 void InsetMathNest::handleFont
463 (Cursor & cur, docstring const & arg, char const * const font)
465 handleFont(cur, arg, from_ascii(font));
469 void InsetMathNest::handleFont(Cursor & cur, docstring const & arg,
470 docstring const & font)
472 cur.recordUndoSelection();
474 // this whole function is a hack and won't work for incremental font
476 if (cur.inset().asInsetMath()->name() == font)
477 cur.handleFont(to_utf8(font));
479 handleNest(cur, createInsetMath(font, cur.buffer()), arg);
483 void InsetMathNest::handleNest(Cursor & cur, MathAtom const & nest)
485 handleNest(cur, nest, docstring());
489 void InsetMathNest::handleNest(Cursor & cur, MathAtom const & nest,
490 docstring const & arg)
492 CursorSlice i1 = cur.selBegin();
493 CursorSlice i2 = cur.selEnd();
494 if (!i1.inset().asInsetMath())
496 if (i1.idx() == i2.idx()) {
497 // the easy case where only one cell is selected
498 cur.handleNest(nest);
503 // multiple selected cells in a simple non-grid inset
504 if (i1.asInsetMath()->nrows() == 0 || i1.asInsetMath()->ncols() == 0) {
505 for (idx_type i = i1.idx(); i <= i2.idx(); ++i) {
510 cur.pos() = cur.lastpos();
513 // change font of cell
514 cur.handleNest(nest);
517 // cur is in the font inset now. If the loop continues,
518 // we need to get outside again for the next cell
519 if (i + 1 <= i2.idx())
525 // the complicated case with multiple selected cells in a grid
528 cap::region(i1, i2, r1, r2, c1, c2);
529 for (row_type row = r1; row <= r2; ++row) {
530 for (col_type col = c1; col <= c2; ++col) {
532 cur.idx() = i1.asInsetMath()->index(row, col);
535 cur.pos() = cur.lastpos();
539 cur.handleNest(nest);
542 // cur is in the font inset now. If the loop continues,
543 // we need to get outside again for the next cell
544 if (col + 1 <= c2 || row + 1 <= r2)
551 void InsetMathNest::handleFont2(Cursor & cur, docstring const & arg)
553 cur.recordUndoSelection();
556 font.fromString(to_utf8(arg), b);
557 if (font.fontInfo().color() != Color_inherit &&
558 font.fontInfo().color() != Color_ignore)
559 handleNest(cur, MathAtom(new InsetMathColor(buffer_, true, font.fontInfo().color())));
561 // FIXME: support other font changes here as well?
565 void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
567 //LYXERR0("InsetMathNest: request: " << cmd);
569 Parse::flags parseflg = Parse::QUIET | Parse::USETEXT;
571 FuncCode const act = cmd.action();
574 case LFUN_CLIPBOARD_PASTE:
575 parseflg |= Parse::VERBATIM;
578 if (cur.currentMode() <= TEXT_MODE)
579 parseflg |= Parse::TEXTMODE;
580 cur.recordUndoSelection();
581 cur.message(_("Paste"));
582 replaceSelection(cur);
584 if (cmd.argument().empty() && !theClipboard().isInternal())
585 topaste = theClipboard().getAsText(Clipboard::PlainTextType);
588 idocstringstream is(cmd.argument());
590 topaste = cap::selection(n, buffer().params().documentClassPtr());
592 cur.niceInsert(topaste, parseflg, false);
593 cur.clearSelection(); // bug 393
594 cur.forceBufferUpdate();
601 cutSelection(cur, true, true);
602 cur.message(_("Cut"));
603 // Prevent stale position >= size crash
604 // Probably not necessary anymore, see eraseSelection (gb 2005-10-09)
606 cur.forceBufferUpdate();
611 cur.message(_("Copy"));
614 case LFUN_MOUSE_PRESS:
615 lfunMousePress(cur, cmd);
618 case LFUN_MOUSE_MOTION:
619 lfunMouseMotion(cur, cmd);
622 case LFUN_MOUSE_RELEASE:
623 lfunMouseRelease(cur, cmd);
626 case LFUN_FINISHED_LEFT: // in math, left is backwards
627 case LFUN_FINISHED_BACKWARD:
628 cur.bv().cursor() = cur;
631 case LFUN_FINISHED_RIGHT: // in math, right is forward
632 case LFUN_FINISHED_FORWARD:
634 cur.bv().cursor() = cur;
637 case LFUN_CHAR_RIGHT:
639 case LFUN_CHAR_BACKWARD:
640 case LFUN_CHAR_FORWARD:
641 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
643 case LFUN_CHAR_RIGHT_SELECT:
644 case LFUN_CHAR_LEFT_SELECT:
645 case LFUN_CHAR_BACKWARD_SELECT:
646 case LFUN_CHAR_FORWARD_SELECT: {
647 // are we in a selection?
648 bool select = (act == LFUN_CHAR_RIGHT_SELECT
649 || act == LFUN_CHAR_LEFT_SELECT
650 || act == LFUN_CHAR_BACKWARD_SELECT
651 || act == LFUN_CHAR_FORWARD_SELECT);
652 // are we moving forward or backwards?
653 // If the command was RIGHT or LEFT, then whether we're moving forward
654 // or backwards depends on the cursor movement mode (logical or visual):
655 // * in visual mode, since math is always LTR, right -> forward,
657 // * in logical mode, the mapping is determined by the
658 // reverseDirectionNeeded() function
661 FuncCode finish_lfun;
663 if (act == LFUN_CHAR_FORWARD
664 || act == LFUN_CHAR_FORWARD_SELECT) {
666 finish_lfun = LFUN_FINISHED_FORWARD;
668 else if (act == LFUN_CHAR_BACKWARD
669 || act == LFUN_CHAR_BACKWARD_SELECT) {
671 finish_lfun = LFUN_FINISHED_BACKWARD;
674 bool right = (act == LFUN_CHAR_RIGHT_SELECT
675 || act == LFUN_CHAR_RIGHT);
676 if (lyxrc.visual_cursor || !cur.reverseDirectionNeeded())
682 finish_lfun = LFUN_FINISHED_RIGHT;
684 finish_lfun = LFUN_FINISHED_LEFT;
686 // Now that we know exactly what we want to do, let's do it!
687 cur.selHandle(select);
689 cur.macroModeClose();
690 // try moving forward or backwards as necessary...
691 if (!(forward ? cursorMathForward(cur) : cursorMathBackward(cur))) {
692 // ... and if movement failed, then finish forward or backwards
694 cmd = FuncRequest(finish_lfun);
702 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
704 case LFUN_DOWN_SELECT:
705 case LFUN_UP_SELECT: {
706 // close active macro
707 if (cur.inMacroMode()) {
708 cur.macroModeClose();
712 // stop/start the selection
713 bool select = act == LFUN_DOWN_SELECT ||
714 act == LFUN_UP_SELECT;
715 cur.selHandle(select);
717 // handle autocorrect:
718 if (lyxrc.autocorrection_math && cur.autocorrect()) {
719 cur.autocorrect() = false;
720 cur.message(_("Autocorrect Off ('!' to enter)"));
724 bool up = act == LFUN_UP || act == LFUN_UP_SELECT;
725 bool successful = cur.upDownInMath(up);
729 if (cur.fixIfBroken())
730 // FIXME: Something bad happened. We pass the corrected Cursor
731 // instead of letting things go worse.
734 // We did not manage to move the cursor.
739 case LFUN_MOUSE_DOUBLE:
740 case LFUN_WORD_SELECT:
744 cur.pos() = cur.lastpos();
745 cur.bv().cursor() = cur;
748 case LFUN_MOUSE_TRIPLE:
753 cur.idx() = cur.lastidx();
754 cur.pos() = cur.lastpos();
755 cur.bv().cursor() = cur;
758 case LFUN_PARAGRAPH_UP:
759 case LFUN_PARAGRAPH_DOWN:
760 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
762 case LFUN_PARAGRAPH_UP_SELECT:
763 case LFUN_PARAGRAPH_DOWN_SELECT:
766 case LFUN_LINE_BEGIN:
767 case LFUN_WORD_BACKWARD:
769 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
771 case LFUN_LINE_BEGIN_SELECT:
772 case LFUN_WORD_BACKWARD_SELECT:
773 case LFUN_WORD_LEFT_SELECT:
774 cur.selHandle(act == LFUN_WORD_BACKWARD_SELECT ||
775 act == LFUN_WORD_LEFT_SELECT ||
776 act == LFUN_LINE_BEGIN_SELECT);
777 cur.macroModeClose();
778 if (cur.pos() != 0) {
780 } else if (cur.col() != 0) {
781 cur.idx() -= cur.col();
783 } else if (cur.idx() != 0) {
787 cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
792 case LFUN_WORD_FORWARD:
793 case LFUN_WORD_RIGHT:
795 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
797 case LFUN_WORD_FORWARD_SELECT:
798 case LFUN_WORD_RIGHT_SELECT:
799 case LFUN_LINE_END_SELECT:
800 cur.selHandle(act == LFUN_WORD_FORWARD_SELECT ||
801 act == LFUN_WORD_RIGHT_SELECT ||
802 act == LFUN_LINE_END_SELECT);
803 cur.macroModeClose();
805 if (cur.pos() != cur.lastpos()) {
806 cur.pos() = cur.lastpos();
807 } else if (ncols() && (cur.col() != cur.lastcol())) {
808 cur.idx() = cur.idx() - cur.col() + cur.lastcol();
809 cur.pos() = cur.lastpos();
810 } else if (cur.idx() != cur.lastidx()) {
811 cur.idx() = cur.lastidx();
812 cur.pos() = cur.lastpos();
814 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
819 case LFUN_CELL_FORWARD:
820 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
821 cur.inset().idxNext(cur);
824 case LFUN_CELL_BACKWARD:
825 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
826 cur.inset().idxPrev(cur);
829 case LFUN_WORD_DELETE_BACKWARD:
830 case LFUN_CHAR_DELETE_BACKWARD:
832 // May affect external cell:
833 cur.recordUndoInset();
834 else if (!cur.inMacroMode())
835 cur.recordUndoSelection();
836 // if the inset can not be removed from within, delete it
837 if (!cur.backspace()) {
838 FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD);
839 cur.innerText()->dispatch(cur, cmd);
843 case LFUN_WORD_DELETE_FORWARD:
844 case LFUN_CHAR_DELETE_FORWARD:
845 if (cur.pos() == cur.lastpos())
846 // May affect external cell:
847 cur.recordUndoInset();
849 cur.recordUndoSelection();
850 // if the inset can not be removed from within, delete it
852 FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD);
853 cur.innerText()->dispatch(cur, cmd);
859 cur.clearSelection();
861 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
866 // 'Locks' the math inset. A 'locked' math inset behaves as a unit
867 // that is traversed by a single <CursorLeft>/<CursorRight>.
868 case LFUN_INSET_TOGGLE:
874 case LFUN_SELF_INSERT:
875 if (cmd.argument().size() != 1) {
876 cur.recordUndoSelection();
877 docstring const arg = cmd.argument();
878 if (!interpretString(cur, arg))
882 // Don't record undo steps if we are in macro mode and thus
883 // cmd.argument is the next character of the macro name.
884 // Otherwise we'll get an invalid cursor if we undo after
885 // the macro was finished and the macro is a known command,
886 // e.g. sqrt. Cursor::macroModeClose replaces in this case
887 // the InsetMathUnknown with name "frac" by an empty
888 // InsetMathFrac -> a pos value > 0 is invalid.
889 // A side effect is that an undo before the macro is finished
890 // undoes the complete macro, not only the last character.
891 // At the time we hit '\' we are not in macro mode, still.
892 if (!cur.inMacroMode())
893 cur.recordUndoSelection();
895 // spacial handling of space. If we insert an inset
896 // via macro mode, we want to put the cursor inside it
897 // if relevant. Think typing "\frac<space>".
898 if (cmd.argument()[0] == ' '
899 && cur.inMacroMode() && cur.macroName() != "\\"
900 && cur.macroModeClose() && cur.pos() > 0) {
901 MathAtom const atom = cur.prevAtom();
902 if (atom->asNestInset() && atom->isActive()) {
904 cur.pushBackward(*cur.nextInset());
906 } else if (!interpretChar(cur, cmd.argument()[0])) {
907 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
912 //case LFUN_SERVER_GET_XY:
915 case LFUN_SERVER_SET_XY: {
916 lyxerr << "LFUN_SERVER_SET_XY broken!" << endl;
919 istringstream is(to_utf8(cmd.argument()));
921 cur.setScreenPos(x, y);
925 // Special casing for superscript in case of LyX handling
927 case LFUN_ACCENT_CIRCUMFLEX:
928 if (cmd.argument().empty()) {
929 // do superscript if LyX handles
931 cur.recordUndoSelection();
932 script(cur, true, grabAndEraseSelection(cur));
936 case LFUN_ACCENT_UMLAUT:
937 case LFUN_ACCENT_ACUTE:
938 case LFUN_ACCENT_GRAVE:
939 case LFUN_ACCENT_BREVE:
940 case LFUN_ACCENT_DOT:
941 case LFUN_ACCENT_MACRON:
942 case LFUN_ACCENT_CARON:
943 case LFUN_ACCENT_TILDE:
944 case LFUN_ACCENT_CEDILLA:
945 case LFUN_ACCENT_CIRCLE:
946 case LFUN_ACCENT_UNDERDOT:
947 case LFUN_ACCENT_TIE:
948 case LFUN_ACCENT_OGONEK:
949 case LFUN_ACCENT_HUNGARIAN_UMLAUT:
953 case LFUN_TEXTSTYLE_APPLY:
954 case LFUN_TEXTSTYLE_UPDATE:
955 handleFont2(cur, cmd.argument());
959 if (currentMode() <= TEXT_MODE)
960 handleFont(cur, cmd.argument(), "textbf");
962 handleFont(cur, cmd.argument(), "mathbf");
964 case LFUN_FONT_BOLDSYMBOL:
965 if (currentMode() <= TEXT_MODE)
966 handleFont(cur, cmd.argument(), "textbf");
968 handleFont(cur, cmd.argument(), "boldsymbol");
971 if (currentMode() <= TEXT_MODE)
972 handleFont(cur, cmd.argument(), "textsf");
974 handleFont(cur, cmd.argument(), "mathsf");
977 if (currentMode() <= TEXT_MODE)
978 handleFont(cur, cmd.argument(), "emph");
980 handleFont(cur, cmd.argument(), "mathcal");
982 case LFUN_FONT_ROMAN:
983 if (currentMode() <= TEXT_MODE)
984 handleFont(cur, cmd.argument(), "textrm");
986 handleFont(cur, cmd.argument(), "mathrm");
988 case LFUN_FONT_TYPEWRITER:
989 if (currentMode() <= TEXT_MODE)
990 handleFont(cur, cmd.argument(), "texttt");
992 handleFont(cur, cmd.argument(), "mathtt");
995 handleFont(cur, cmd.argument(), "mathfrak");
998 if (currentMode() <= TEXT_MODE)
999 handleFont(cur, cmd.argument(), "textit");
1001 handleFont(cur, cmd.argument(), "mathit");
1003 case LFUN_FONT_NOUN:
1004 if (currentMode() <= TEXT_MODE)
1005 // FIXME: should be "noun"
1006 handleFont(cur, cmd.argument(), "textsc");
1008 handleFont(cur, cmd.argument(), "mathbb");
1010 case LFUN_FONT_DEFAULT:
1011 handleFont(cur, cmd.argument(), "textnormal");
1013 case LFUN_FONT_UNDERLINE:
1015 cur.handleNest(createInsetMath("underline", cur.buffer()));
1018 case LFUN_MATH_MODE: {
1020 // ignore math-mode on when already in math mode
1021 if (currentMode() == Inset::MATH_MODE && cmd.argument() == "on")
1023 cur.recordUndoSelection();
1024 cur.macroModeClose();
1025 docstring const save_selection = grabAndEraseSelection(cur);
1027 if (currentMode() <= Inset::TEXT_MODE)
1028 cur.plainInsert(MathAtom(new InsetMathEnsureMath(buffer_)));
1030 cur.plainInsert(createInsetMath("text", buffer_));
1032 cur.pushBackward(*cur.nextInset());
1033 cur.niceInsert(save_selection);
1034 cur.forceBufferUpdate();
1036 if (currentMode() == Inset::TEXT_MODE) {
1037 cur.recordUndoSelection();
1038 cur.niceInsert(MathAtom(new InsetMathHull("simple", cur.buffer())));
1039 cur.message(_("create new math text environment ($...$)"));
1041 handleFont(cur, cmd.argument(), "textrm");
1042 cur.message(_("entered math text mode (textrm)"));
1048 case LFUN_REGEXP_MODE: {
1049 InsetMath * im = cur.inset().asInsetMath();
1051 InsetMathHull * i = im->asHullInset();
1052 if (i && i->getType() == hullRegexp) {
1053 cur.message(_("Already in regular expression mode"));
1057 cur.macroModeClose();
1058 docstring const save_selection = grabAndEraseSelection(cur);
1060 cur.plainInsert(MathAtom(new InsetMathHull(buffer_, hullRegexp)));
1062 cur.pushBackward(*cur.nextInset());
1063 cur.niceInsert(save_selection);
1064 cur.message(_("Regular expression editor mode"));
1068 case LFUN_MATH_FONT_STYLE: {
1069 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, '\\' + cmd.argument());
1070 doDispatch(cur, fr);
1074 case LFUN_MATH_SIZE: {
1075 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, cmd.argument());
1076 doDispatch(cur, fr);
1080 case LFUN_MATH_MATRIX: {
1086 idocstringstream is(cmd.argument());
1087 is >> m >> n >> v_align >> h_align;
1093 cur.niceInsert(MathAtom(new InsetMathArray(buffer_,
1094 from_ascii("array"), m, n, (char)v_align[0], h_align)));
1098 case LFUN_MATH_AMS_MATRIX: {
1102 docstring name = from_ascii("matrix");
1103 idocstringstream is(cmd.argument());
1104 is >> m >> n >> name;
1109 // check if we have a valid decoration
1110 if (name != "pmatrix" && name != "bmatrix"
1111 && name != "Bmatrix" && name != "vmatrix"
1112 && name != "Vmatrix" && name != "matrix")
1113 name = from_ascii("matrix");
1116 MathAtom(new InsetMathAMSArray(buffer_, name, m, n)));
1120 case LFUN_MATH_DELIM: {
1122 docstring rs = split(cmd.argument(), ls, ' ');
1123 // Reasonable default values
1129 cur.handleNest(MathAtom(new InsetMathDelim(buffer_, ls, rs)));
1133 case LFUN_MATH_BIGDELIM: {
1134 docstring const lname = from_utf8(cmd.getArg(0));
1135 docstring const ldelim = from_utf8(cmd.getArg(1));
1136 docstring const rname = from_utf8(cmd.getArg(2));
1137 docstring const rdelim = from_utf8(cmd.getArg(3));
1138 latexkeys const * l = in_word_set(lname);
1139 bool const have_l = l && l->inset == "big" &&
1140 InsetMathBig::isBigInsetDelim(ldelim);
1141 l = in_word_set(rname);
1142 bool const have_r = l && l->inset == "big" &&
1143 InsetMathBig::isBigInsetDelim(rdelim);
1144 // We mimic LFUN_MATH_DELIM in case we have an empty left
1145 // or right delimiter.
1146 if (have_l || have_r) {
1148 docstring const selection = grabAndEraseSelection(cur);
1151 cur.insert(MathAtom(new InsetMathBig(lname,
1153 // first insert the right delimiter and then go back
1154 // and re-insert the selection (bug 7088)
1156 cur.insert(MathAtom(new InsetMathBig(rname,
1160 cur.niceInsert(selection);
1162 // Don't call cur.undispatched() if we did nothing, this would
1163 // lead to infinite recursion via Text::dispatch().
1167 case LFUN_SPACE_INSERT: {
1168 cur.recordUndoSelection();
1169 string const name = cmd.getArg(0);
1170 if (name == "normal")
1171 cur.insert(MathAtom(new InsetMathSpace(" ", "")));
1172 else if (name == "protected")
1173 cur.insert(MathAtom(new InsetMathSpace("~", "")));
1174 else if (name == "thin" || name == "med" || name == "thick")
1175 cur.insert(MathAtom(new InsetMathSpace(name + "space", "")));
1176 else if (name == "hfill*")
1177 cur.insert(MathAtom(new InsetMathSpace("hspace*{\\fill}", "")));
1178 else if (name == "quad" || name == "qquad" ||
1179 name == "enspace" || name == "enskip" ||
1180 name == "negthinspace" || name == "negmedspace" ||
1181 name == "negthickspace" || name == "hfill")
1182 cur.insert(MathAtom(new InsetMathSpace(name, "")));
1183 else if (name == "hspace" || name == "hspace*") {
1184 string const len = cmd.getArg(1);
1185 if (len.empty() || !isValidLength(len)) {
1186 lyxerr << "LyX function 'space-insert " << name << "' "
1187 "needs a valid length argument." << endl;
1190 cur.insert(MathAtom(new InsetMathSpace(name, len)));
1192 cur.insert(MathAtom(new InsetMathSpace));
1196 case LFUN_MATH_SPACE:
1197 cur.recordUndoSelection();
1198 if (cmd.argument().empty())
1199 cur.insert(MathAtom(new InsetMathSpace));
1201 string const name = cmd.getArg(0);
1202 string const len = cmd.getArg(1);
1203 cur.insert(MathAtom(new InsetMathSpace(name, len)));
1207 case LFUN_ERT_INSERT:
1208 // interpret this as if a backslash was typed
1210 interpretChar(cur, '\\');
1213 case LFUN_MATH_SUBSCRIPT:
1214 // interpret this as if a _ was typed
1215 cur.recordUndoSelection();
1216 interpretChar(cur, '_');
1219 case LFUN_MATH_SUPERSCRIPT:
1220 // interpret this as if a ^ was typed
1221 cur.recordUndoSelection();
1222 interpretChar(cur, '^');
1225 case LFUN_MATH_MACRO_FOLD:
1226 case LFUN_MATH_MACRO_UNFOLD: {
1228 bool fold = act == LFUN_MATH_MACRO_FOLD;
1229 bool found = findMacroToFoldUnfold(it, fold);
1231 MathMacro * macro = it.nextInset()->asInsetMath()->asMacro();
1232 cur.recordUndoInset();
1241 case LFUN_QUOTE_INSERT:
1242 // interpret this as if a straight " was typed
1243 cur.recordUndoSelection();
1244 interpretChar(cur, '\"');
1247 // FIXME: We probably should swap parts of "math-insert" and "self-insert"
1248 // handling such that "self-insert" works on "arbitrary stuff" too, and
1249 // math-insert only handles special math things like "matrix".
1250 case LFUN_MATH_INSERT: {
1251 cur.recordUndoSelection();
1252 if (cmd.argument() == "^" || cmd.argument() == "_")
1253 interpretChar(cur, cmd.argument()[0]);
1256 asArray(cmd.argument(), ar);
1257 if (cur.selection() && ar.size() == 1
1258 && ar[0]->asNestInset()
1259 && ar[0]->asNestInset()->nargs() > 1)
1260 handleNest(cur, ar[0]);
1262 cur.niceInsert(cmd.argument());
1267 case LFUN_UNICODE_INSERT: {
1268 if (cmd.argument().empty())
1270 docstring hexstring = cmd.argument();
1271 if (isHex(hexstring)) {
1272 char_type c = hexToInt(hexstring);
1273 if (c >= 32 && c < 0x10ffff) {
1274 docstring s = docstring(1, c);
1275 FuncCode code = currentMode() == MATH_MODE ?
1276 LFUN_MATH_INSERT : LFUN_SELF_INSERT;
1277 lyx::dispatch(FuncRequest(code, s));
1283 case LFUN_DIALOG_SHOW_NEW_INSET: {
1284 docstring const & name = cmd.argument();
1286 if (name == "ref") {
1287 InsetMathRef tmp(buffer_, name);
1288 data = tmp.createDialogStr();
1289 cur.bv().showDialog(to_utf8(name), data);
1290 } else if (name == "mathspace") {
1291 cur.bv().showDialog(to_utf8(name));
1296 case LFUN_INSET_INSERT: {
1298 if (createInsetMath_fromDialogStr(cmd.argument(), ar)) {
1299 cur.recordUndoSelection();
1301 cur.forceBufferUpdate();
1306 case LFUN_INSET_DISSOLVE:
1307 if (!asHullInset()) {
1308 cur.recordUndoInset();
1314 InsetMath::doDispatch(cur, cmd);
1320 bool InsetMathNest::findMacroToFoldUnfold(Cursor & it, bool fold) const {
1321 // look for macro to open/close, but stay in mathed
1322 for (; !it.empty(); it.pop_back()) {
1324 // go backward through the current cell
1325 Inset * inset = it.nextInset();
1326 while (inset && inset->asInsetMath()) {
1327 MathMacro * macro = inset->asInsetMath()->asMacro();
1329 // found the an macro to open/close?
1330 if (macro->folded() != fold)
1333 // Wrong folding state.
1334 // If this was the first we see in this slice, look further left,
1336 if (inset != it.nextInset())
1340 // go up if this was the left most position
1346 inset = it.nextInset();
1354 bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
1355 FuncStatus & flag) const
1357 // the font related toggles
1358 //string tc = "mathnormal";
1360 string const arg = to_utf8(cmd.argument());
1361 switch (cmd.action()) {
1362 case LFUN_INSET_MODIFY:
1363 flag.setEnabled(false);
1366 case LFUN_INSET_MODIFY:
1367 // FIXME: check temporarily disabled
1369 char align = mathcursor::valign();
1370 if (align == '\0') {
1374 if (cmd.argument().empty()) {
1378 if (!contains("tcb", cmd.argument()[0])) {
1382 flag.setOnOff(cmd.argument()[0] == align);
1385 /// We have to handle them since 1.4 blocks all unhandled actions
1386 case LFUN_FONT_ITAL:
1387 case LFUN_FONT_BOLD:
1388 case LFUN_FONT_BOLDSYMBOL:
1389 case LFUN_FONT_SANS:
1390 case LFUN_FONT_EMPH:
1391 case LFUN_FONT_TYPEWRITER:
1392 case LFUN_FONT_NOUN:
1393 case LFUN_FONT_ROMAN:
1394 case LFUN_FONT_DEFAULT:
1395 flag.setEnabled(true);
1398 // we just need to be in math mode to enable that
1399 case LFUN_MATH_SIZE:
1400 case LFUN_MATH_SPACE:
1401 case LFUN_MATH_EXTERN:
1402 flag.setEnabled(true);
1405 case LFUN_FONT_UNDERLINE:
1406 case LFUN_FONT_FRAK:
1407 flag.setEnabled(currentMode() != TEXT_MODE);
1410 case LFUN_MATH_FONT_STYLE: {
1411 bool const textarg =
1412 arg == "textbf" || arg == "textsf" ||
1413 arg == "textrm" || arg == "textmd" ||
1414 arg == "textit" || arg == "textsc" ||
1415 arg == "textsl" || arg == "textup" ||
1416 arg == "texttt" || arg == "textbb" ||
1417 arg == "textnormal";
1418 flag.setEnabled(currentMode() != TEXT_MODE || textarg);
1422 case LFUN_MATH_MODE:
1423 // forbid "math-mode on" in math mode to prevent irritating
1424 // behaviour of menu entries (bug 6709)
1425 flag.setEnabled(currentMode() == TEXT_MODE || arg != "on");
1428 case LFUN_MATH_INSERT:
1429 flag.setEnabled(currentMode() != TEXT_MODE);
1432 case LFUN_MATH_AMS_MATRIX:
1433 case LFUN_MATH_MATRIX:
1434 flag.setEnabled(currentMode() == MATH_MODE);
1437 case LFUN_INSET_INSERT: {
1438 // Don't test createMathInset_fromDialogStr(), since
1439 // getStatus is not called with a valid reference and the
1440 // dialog would not be applyable.
1441 string const name = cmd.getArg(0);
1442 flag.setEnabled(name == "ref" || name == "mathspace");
1446 case LFUN_DIALOG_SHOW_NEW_INSET: {
1447 docstring const & name = cmd.argument();
1448 if (name == "space")
1449 flag.setEnabled(false);
1454 case LFUN_MATH_DELIM:
1455 case LFUN_MATH_BIGDELIM:
1456 // Don't do this with multi-cell selections
1457 flag.setEnabled(cur.selBegin().idx() == cur.selEnd().idx());
1460 case LFUN_MATH_MACRO_FOLD:
1461 case LFUN_MATH_MACRO_UNFOLD: {
1463 bool found = findMacroToFoldUnfold(it, cmd.action() == LFUN_MATH_MACRO_FOLD);
1464 flag.setEnabled(found);
1468 case LFUN_SPECIALCHAR_INSERT:
1469 case LFUN_SCRIPT_INSERT:
1470 // FIXME: These would probably make sense in math-text mode
1471 flag.setEnabled(false);
1474 case LFUN_CAPTION_INSERT:
1475 flag.setEnabled(false);
1478 case LFUN_SPACE_INSERT: {
1479 docstring const & name = cmd.argument();
1480 if (name == "visible")
1481 flag.setEnabled(false);
1485 case LFUN_INSET_DISSOLVE:
1486 flag.setEnabled(!asHullInset());
1490 docstring const & name = cmd.argument();
1491 if (name == "html" || name == "latex")
1492 flag.setEnabled(false);
1504 void InsetMathNest::edit(Cursor & cur, bool front, EntryDirection entry_from)
1507 bool enter_front = (entry_from == Inset::ENTRY_DIRECTION_RIGHT ||
1508 (entry_from == Inset::ENTRY_DIRECTION_IGNORE && front));
1509 cur.idx() = enter_front ? 0 : cur.lastidx();
1510 cur.pos() = enter_front ? 0 : cur.lastpos();
1512 //lyxerr << "InsetMathNest::edit, cur:\n" << cur << endl;
1516 Inset * InsetMathNest::editXY(Cursor & cur, int x, int y)
1519 int dist_min = 1000000;
1520 for (idx_type i = 0, n = nargs(); i != n; ++i) {
1521 int const d = cell(i).dist(cur.bv(), x, y);
1527 MathData & ar = cell(idx_min);
1529 cur.idx() = idx_min;
1530 cur.pos() = ar.x2pos(&cur.bv(), x - ar.xo(cur.bv()));
1532 //lyxerr << "found cell : " << idx_min << " pos: " << cur.pos() << endl;
1533 if (dist_min == 0) {
1535 for (pos_type i = 0, n = ar.size(); i < n; ++i)
1536 if (ar[i]->covers(cur.bv(), x, y))
1537 return ar[i].nucleus()->editXY(cur, x, y);
1543 void InsetMathNest::lfunMousePress(Cursor & cur, FuncRequest & cmd)
1545 //lyxerr << "## lfunMousePress: buttons: " << cmd.button() << endl;
1546 BufferView & bv = cur.bv();
1547 if (cmd.button() == mouse_button::button3) {
1548 // Don't do anything if we right-click a
1549 // selection, a context menu will popup.
1550 if (bv.cursor().selection() && cur >= bv.cursor().selectionBegin()
1551 && cur < bv.cursor().selectionEnd()) {
1552 cur.noScreenUpdate();
1556 bool do_selection = cmd.button() == mouse_button::button1
1557 && cmd.argument() == "region-select";
1558 bv.mouseSetCursor(cur, do_selection);
1559 if (cmd.button() == mouse_button::button1) {
1560 //lyxerr << "## lfunMousePress: setting cursor to: " << cur << endl;
1561 // Update the cursor update flags as needed:
1563 // Update::Decoration: tells to update the decoration
1564 // (visual box corners that define
1566 // Update::FitCursor: adjust the screen to the cursor
1567 // position if needed
1568 // cur.result().update(): don't overwrite previously set flags.
1569 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor
1570 | cur.result().screenUpdate());
1571 } else if (cmd.button() == mouse_button::button2 && lyxrc.mouse_middlebutton_paste) {
1572 if (cap::selection()) {
1573 // See comment in Text::dispatch why we do this
1574 cap::copySelectionToStack();
1575 cmd = FuncRequest(LFUN_PASTE, "0");
1576 doDispatch(bv.cursor(), cmd);
1579 asArray(theSelection().get(), ar);
1580 bv.cursor().insert(ar);
1586 void InsetMathNest::lfunMouseMotion(Cursor & cur, FuncRequest & cmd)
1588 // only select with button 1
1589 if (cmd.button() != mouse_button::button1)
1592 Cursor & bvcur = cur.bv().cursor();
1594 // ignore motions deeper nested than the real anchor
1595 if (!bvcur.realAnchor().hasPart(cur)) {
1600 CursorSlice old = bvcur.top();
1602 // We continue with our existing selection or start a new one, so don't
1603 // reset the anchor.
1604 bvcur.setCursor(cur);
1605 // Did we actually move?
1606 if (cur.top() == old)
1607 // We didn't move one iota, so no need to change selection status
1608 // or update the screen.
1609 cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1611 bvcur.setSelection();
1615 void InsetMathNest::lfunMouseRelease(Cursor & cur, FuncRequest & cmd)
1617 //lyxerr << "## lfunMouseRelease: buttons: " << cmd.button() << endl;
1619 if (cmd.button() == mouse_button::button1) {
1620 if (!cur.selection())
1621 cur.noScreenUpdate();
1623 Cursor & bvcur = cur.bv().cursor();
1624 bvcur.selection(true);
1633 bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
1635 //lyxerr << "interpret 2: '" << c << "'" << endl;
1636 docstring save_selection;
1637 if (c == '^' || c == '_')
1638 save_selection = grabAndEraseSelection(cur);
1641 Buffer * buf = cur.buffer();
1644 if (cur.inMacroMode()) {
1645 docstring name = cur.macroName();
1647 /// are we currently typing '#1' or '#2' or...?
1648 if (name == "\\#") {
1651 if (n >= 1 && n <= 9)
1652 cur.insert(new MathMacroArgument(n));
1656 // do not finish macro for known * commands
1657 bool star_macro = c == '*'
1658 && (in_word_set(name.substr(1) + '*')
1659 || cur.buffer()->getMacro(name.substr(1) + "*", cur, true));
1660 if (isAlphaASCII(c) || star_macro) {
1661 cur.activeMacro()->setName(name + docstring(1, c));
1665 // handle 'special char' macros
1670 if (currentMode() <= InsetMath::TEXT_MODE)
1671 cur.niceInsert(createInsetMath("textbackslash", buf));
1673 cur.niceInsert(createInsetMath("backslash", buf));
1674 } else if (c == '^' && currentMode() == InsetMath::MATH_MODE) {
1676 cur.niceInsert(createInsetMath("mathcircumflex", buf));
1677 } else if (c == '{' || c == '%') {
1678 //using the saved selection as argument
1679 InsetMathUnknown * p = cur.activeMacro();
1681 MathData sel(cur.buffer());
1682 asArray(p->selection(), sel);
1685 cur.niceInsert(MathAtom(new InsetMathBrace(sel)));
1687 cur.niceInsert(MathAtom(new InsetMathComment(sel)));
1688 } else if (c == '#') {
1689 LASSERT(cur.activeMacro(), return false);
1690 cur.activeMacro()->setName(name + docstring(1, c));
1693 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1698 // One character big delimiters. The others are handled in
1699 // interpretString().
1700 latexkeys const * l = in_word_set(name.substr(1));
1701 if (name[0] == '\\' && l && l->inset == "big") {
1705 delim = from_ascii("\\{");
1708 delim = from_ascii("\\}");
1711 delim = docstring(1, c);
1714 if (InsetMathBig::isBigInsetDelim(delim)) {
1715 // name + delim ared a valid InsetMathBig.
1716 // We can't use cur.macroModeClose() because
1717 // it does not handle delim.
1718 InsetMathUnknown * p = cur.activeMacro();
1721 cur.cell().erase(cur.pos());
1722 cur.plainInsert(MathAtom(
1723 new InsetMathBig(name.substr(1), delim)));
1726 } else if (name == "\\smash" && c == '[') {
1727 // We can't use cur.macroModeClose() because
1728 // it would create an InsetMathPhantom
1729 InsetMathUnknown * p = cur.activeMacro();
1731 interpretChar(cur, c);
1735 // leave macro mode and try again if necessary
1736 if (cur.macroModeClose()) {
1737 MathAtom const atom = cur.prevAtom();
1738 if (atom->asNestInset() && atom->isActive()) {
1740 cur.pushBackward(*cur.nextInset());
1744 cur.niceInsert(MathAtom(new InsetMathBrace(buf)));
1746 interpretChar(cur, c);
1751 // leave autocorrect mode if necessary
1752 if (lyxrc.autocorrection_math && c == ' ' && cur.autocorrect()) {
1753 cur.autocorrect() = false;
1754 cur.message(_("Autocorrect Off ('!' to enter)"));
1757 if (lyxrc.autocorrection_math && c == '!' && !cur.autocorrect()) {
1758 cur.autocorrect() = true;
1759 cur.message(_("Autocorrect On (<space> to exit)"));
1763 // just clear selection on pressing the space bar
1764 if (cur.selection() && c == ' ') {
1765 cur.selection(false);
1770 //lyxerr << "starting with macro" << endl;
1771 bool reduced = cap::reduceSelectionToOneCell(cur);
1772 if (reduced || !cur.selection()) {
1773 cur.recordUndoInset();
1774 docstring const safe = cap::grabAndEraseSelection(cur);
1775 if (!cur.inRegexped())
1776 cur.insert(MathAtom(new InsetMathUnknown(from_ascii("\\"), safe, false)));
1778 cur.niceInsert(createInsetMath("backslash", buf));
1786 if (currentMode() <= InsetMath::TEXT_MODE)
1792 if (currentMode() <= InsetMath::TEXT_MODE) {
1793 // insert spaces in text or undecided mode,
1794 // but suppress direct insertion of two spaces in a row
1795 // the still allows typing '<space>a<space>' and deleting the 'a', but
1796 // it is better than nothing...
1797 if (cur.pos() == 0 || cur.prevAtom()->getChar() != ' ') {
1799 // FIXME: we have to enable full redraw here because of the
1800 // visual box corners that define the inset. If we know for
1801 // sure that we stay within the same cell we can optimize for
1803 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1807 if (cur.pos() != 0 && cur.prevAtom()->asSpaceInset()) {
1808 cur.prevAtom().nucleus()->asSpaceInset()->incSpace();
1809 // FIXME: we have to enable full redraw here because of the
1810 // visual box corners that define the inset. If we know for
1811 // sure that we stay within the same cell we can optimize for
1813 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1817 if (cur.popForward()) {
1818 // FIXME: we have to enable full redraw here because of the
1819 // visual box corners that define the inset. If we know for
1820 // sure that we stay within the same cell we can optimize for
1822 //cur.screenUpdateFlags(Update::FitCursor);
1826 // if we are at the very end, leave the formula
1827 return cur.pos() != cur.lastpos();
1830 // These should be treated differently when not in text mode:
1831 if (cur.inRegexped()) {
1834 cur.niceInsert(createInsetMath("mathcircumflex", buf));
1841 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1844 cur.niceInsert(createInsetMath("sim", buf));
1850 } else if (currentMode() != InsetMath::TEXT_MODE) {
1852 script(cur, false, save_selection);
1856 script(cur, true, save_selection);
1860 cur.niceInsert(createInsetMath("sim", buf));
1863 if (currentMode() == InsetMath::MATH_MODE && !isAsciiOrMathAlpha(c)) {
1864 MathAtom at = createInsetMath("text", buf);
1865 at.nucleus()->cell(0).push_back(MathAtom(new InsetMathChar(c)));
1872 cur.niceInsert(createInsetMath("textasciicircum", buf));
1876 cur.niceInsert(createInsetMath("textasciitilde", buf));
1881 if (c == '{' || c == '}' || c == '&' || c == '$' || c == '#' ||
1882 c == '%' || c == '_') {
1883 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1888 // try auto-correction
1889 if (lyxrc.autocorrection_math && cur.autocorrect() && cur.pos() != 0
1890 && math_autocorrect(cur.prevAtom(), c))
1893 // no special circumstances, so insert the character without any fuss
1895 if (lyxrc.autocorrection_math) {
1896 if (!cur.autocorrect())
1897 cur.message(_("Autocorrect Off ('!' to enter)"));
1899 cur.message(_("Autocorrect On (<space> to exit)"));
1905 bool InsetMathNest::interpretString(Cursor & cur, docstring const & str)
1907 // Create a InsetMathBig from cur.cell()[cur.pos() - 1] and t if
1909 if (!cur.empty() && cur.pos() > 0 &&
1910 cur.cell()[cur.pos() - 1]->asUnknownInset()) {
1911 if (InsetMathBig::isBigInsetDelim(str)) {
1912 docstring prev = asString(cur.cell()[cur.pos() - 1]);
1913 if (prev[0] == '\\') {
1914 prev = prev.substr(1);
1915 latexkeys const * l = in_word_set(prev);
1916 if (l && l->inset == "big") {
1917 cur.cell()[cur.pos() - 1] =
1918 MathAtom(new InsetMathBig(prev, str));
1928 bool InsetMathNest::script(Cursor & cur, bool up)
1930 return script(cur, up, docstring());
1934 bool InsetMathNest::script(Cursor & cur, bool up,
1935 docstring const & save_selection)
1937 // Hack to get \^ and \_ working
1938 //lyxerr << "handling script: up: " << up << endl;
1939 if (cur.inMacroMode() && cur.macroName() == "\\") {
1941 cur.niceInsert(createInsetMath("mathcircumflex", cur.buffer()));
1943 interpretChar(cur, '_');
1947 cur.macroModeClose();
1948 if (asScriptInset() && cur.idx() == 0) {
1949 // we are in a nucleus of a script inset, move to _our_ script
1950 InsetMathScript * inset = asScriptInset();
1951 //lyxerr << " going to cell " << inset->idxOfScript(up) << endl;
1953 cur.idx() = inset->idxOfScript(up);
1955 } else if (cur.pos() != 0 && cur.prevAtom()->asScriptInset()) {
1957 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1960 cur.idx() = inset->idxOfScript(up);
1961 cur.pos() = cur.lastpos();
1963 // convert the thing to our left to a scriptinset or create a new
1964 // one if in the very first position of the array
1965 if (cur.pos() == 0) {
1966 //lyxerr << "new scriptinset" << endl;
1967 cur.insert(new InsetMathScript(buffer_, up));
1969 //lyxerr << "converting prev atom " << endl;
1970 cur.prevAtom() = MathAtom(new InsetMathScript(buffer_, cur.prevAtom(), up));
1973 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1974 // See comment in MathParser.cpp for special handling of {}-bases
1980 //lyxerr << "inserting selection 1:\n" << save_selection << endl;
1981 cur.niceInsert(save_selection);
1983 //lyxerr << "inserting selection 2:\n" << save_selection << endl;
1988 bool InsetMathNest::completionSupported(Cursor const & cur) const
1990 return cur.inMacroMode();
1994 bool InsetMathNest::inlineCompletionSupported(Cursor const & cur) const
1996 return cur.inMacroMode();
2000 bool InsetMathNest::automaticInlineCompletion() const
2002 return lyxrc.completion_inline_math;
2006 bool InsetMathNest::automaticPopupCompletion() const
2008 return lyxrc.completion_popup_math;
2012 CompletionList const *
2013 InsetMathNest::createCompletionList(Cursor const & cur) const
2015 if (!cur.inMacroMode())
2018 return new MathCompletionList(cur);
2022 docstring InsetMathNest::completionPrefix(Cursor const & cur) const
2024 if (!cur.inMacroMode())
2027 return cur.activeMacro()->name();
2031 bool InsetMathNest::insertCompletion(Cursor & cur, docstring const & s,
2034 if (!cur.inMacroMode())
2037 // append completion to active macro
2038 InsetMathUnknown * inset = cur.activeMacro();
2039 inset->setName(inset->name() + s);
2044 // FIXME: this creates duplicates in the completion popup
2045 // which looks ugly. Moreover the changes the list lengths
2047 confuse the popup as well.
2048 MathCompletionList::addToFavorites(inset->name());
2050 lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, " "));
2057 void InsetMathNest::completionPosAndDim(Cursor const & cur, int & x, int & y,
2058 Dimension & dim) const
2060 Inset const * inset = cur.activeMacro();
2064 // get inset dimensions
2065 dim = cur.bv().coordCache().insets().dim(inset);
2066 // FIXME: these 3 are no accurate, but should depend on the font.
2067 // Now the popup jumps down if you enter a char with descent > 0.
2072 Point xy = cur.bv().coordCache().insets().xy(inset);
2078 bool InsetMathNest::cursorMathForward(Cursor & cur)
2080 if (cur.pos() != cur.lastpos() && cur.openable(cur.nextAtom())) {
2081 cur.pushBackward(*cur.nextAtom().nucleus());
2082 cur.inset().idxFirst(cur);
2085 if (cur.posForward() || idxForward(cur))
2087 // try to pop forwards --- but don't pop out of math! leave that to
2089 int s = cur.depth() - 2;
2090 if (s >= 0 && cur[s].inset().asInsetMath())
2091 return cur.popForward();
2096 bool InsetMathNest::cursorMathBackward(Cursor & cur)
2098 if (cur.pos() != 0 && cur.openable(cur.prevAtom())) {
2100 cur.push(*cur.nextAtom().nucleus());
2101 cur.inset().idxLast(cur);
2104 if (cur.posBackward() || idxBackward(cur))
2106 // try to pop backwards --- but don't pop out of math! leave that to
2108 int s = cur.depth() - 2;
2109 if (s >= 0 && cur[s].inset().asInsetMath())
2110 return cur.popBackward();
2115 ////////////////////////////////////////////////////////////////////
2117 MathCompletionList::MathCompletionList(Cursor const & cur)
2119 // fill it with macros from the buffer
2120 MacroNameSet macros;
2121 cur.buffer()->listMacroNames(macros);
2122 MacroNameSet::const_iterator it;
2123 for (it = macros.begin(); it != macros.end(); ++it) {
2124 if (cur.buffer()->getMacro(*it, cur, false))
2125 locals.push_back("\\" + *it);
2127 sort(locals.begin(), locals.end());
2129 if (!globals.empty())
2132 // fill in global macros
2134 MacroTable::globalMacros().getMacroNames(macros, false);
2135 //lyxerr << "Globals completion macros: ";
2136 for (it = macros.begin(); it != macros.end(); ++it) {
2137 //lyxerr << "\\" + *it << " ";
2138 globals.push_back("\\" + *it);
2140 //lyxerr << std::endl;
2142 // fill in global commands
2143 globals.push_back(from_ascii("\\boxed"));
2144 globals.push_back(from_ascii("\\fbox"));
2145 globals.push_back(from_ascii("\\framebox"));
2146 globals.push_back(from_ascii("\\makebox"));
2147 globals.push_back(from_ascii("\\kern"));
2148 globals.push_back(from_ascii("\\xhookrightarrow"));
2149 globals.push_back(from_ascii("\\xhookleftarrow"));
2150 globals.push_back(from_ascii("\\xrightarrow"));
2151 globals.push_back(from_ascii("\\xRightarrow"));
2152 globals.push_back(from_ascii("\\xrightharpoondown"));
2153 globals.push_back(from_ascii("\\xrightharpoonup"));
2154 globals.push_back(from_ascii("\\xrightleftharpoons"));
2155 globals.push_back(from_ascii("\\xleftarrow"));
2156 globals.push_back(from_ascii("\\xLeftarrow"));
2157 globals.push_back(from_ascii("\\xleftharpoondown"));
2158 globals.push_back(from_ascii("\\xleftharpoonup"));
2159 globals.push_back(from_ascii("\\xleftrightarrow"));
2160 globals.push_back(from_ascii("\\xLeftrightarrow"));
2161 globals.push_back(from_ascii("\\xleftrightharpoons"));
2162 globals.push_back(from_ascii("\\xmapsto"));
2163 globals.push_back(from_ascii("\\split"));
2164 globals.push_back(from_ascii("\\gathered"));
2165 globals.push_back(from_ascii("\\aligned"));
2166 globals.push_back(from_ascii("\\alignedat"));
2167 globals.push_back(from_ascii("\\cases"));
2168 globals.push_back(from_ascii("\\substack"));
2169 globals.push_back(from_ascii("\\xymatrix"));
2170 globals.push_back(from_ascii("\\Diagram"));
2171 globals.push_back(from_ascii("\\subarray"));
2172 globals.push_back(from_ascii("\\array"));
2173 globals.push_back(from_ascii("\\sqrt"));
2174 globals.push_back(from_ascii("\\root"));
2175 globals.push_back(from_ascii("\\tabular"));
2176 globals.push_back(from_ascii("\\sideset"));
2177 globals.push_back(from_ascii("\\stackrel"));
2178 globals.push_back(from_ascii("\\stackrelthree"));
2179 globals.push_back(from_ascii("\\binom"));
2180 globals.push_back(from_ascii("\\choose"));
2181 globals.push_back(from_ascii("\\brace"));
2182 globals.push_back(from_ascii("\\brack"));
2183 globals.push_back(from_ascii("\\frac"));
2184 globals.push_back(from_ascii("\\over"));
2185 globals.push_back(from_ascii("\\nicefrac"));
2186 globals.push_back(from_ascii("\\unitfrac"));
2187 globals.push_back(from_ascii("\\unitfracthree"));
2188 globals.push_back(from_ascii("\\unitone"));
2189 globals.push_back(from_ascii("\\unittwo"));
2190 globals.push_back(from_ascii("\\infer"));
2191 globals.push_back(from_ascii("\\atop"));
2192 globals.push_back(from_ascii("\\lefteqn"));
2193 globals.push_back(from_ascii("\\boldsymbol"));
2194 globals.push_back(from_ascii("\\bm"));
2195 globals.push_back(from_ascii("\\color"));
2196 globals.push_back(from_ascii("\\normalcolor"));
2197 globals.push_back(from_ascii("\\textcolor"));
2198 globals.push_back(from_ascii("\\cfrac"));
2199 globals.push_back(from_ascii("\\cfracleft"));
2200 globals.push_back(from_ascii("\\cfracright"));
2201 globals.push_back(from_ascii("\\dfrac"));
2202 globals.push_back(from_ascii("\\tfrac"));
2203 globals.push_back(from_ascii("\\dbinom"));
2204 globals.push_back(from_ascii("\\tbinom"));
2205 globals.push_back(from_ascii("\\hphantom"));
2206 globals.push_back(from_ascii("\\phantom"));
2207 globals.push_back(from_ascii("\\vphantom"));
2208 globals.push_back(from_ascii("\\cancel"));
2209 globals.push_back(from_ascii("\\bcancel"));
2210 globals.push_back(from_ascii("\\xcancel"));
2211 globals.push_back(from_ascii("\\cancelto"));
2212 globals.push_back(from_ascii("\\smash"));
2213 globals.push_back(from_ascii("\\mathclap"));
2214 globals.push_back(from_ascii("\\mathllap"));
2215 globals.push_back(from_ascii("\\mathrlap"));
2216 globals.push_back(from_ascii("\\ensuremath"));
2217 MathWordList const & words = mathedWordList();
2218 MathWordList::const_iterator it2;
2219 //lyxerr << "Globals completion commands: ";
2220 for (it2 = words.begin(); it2 != words.end(); ++it2) {
2221 if (it2->second.inset != "macro" && !it2->second.hidden) {
2222 // macros are already read from MacroTable::globalMacros()
2223 globals.push_back('\\' + it2->first);
2224 //lyxerr << '\\' + it2->first << ' ';
2227 //lyxerr << std::endl;
2228 sort(globals.begin(), globals.end());
2232 MathCompletionList::~MathCompletionList()
2237 size_type MathCompletionList::size() const
2239 return locals.size() + globals.size();
2243 docstring const & MathCompletionList::data(size_t idx) const
2245 size_t lsize = locals.size();
2247 return globals[idx - lsize];
2253 std::string MathCompletionList::icon(size_t idx) const
2255 // get the latex command
2257 size_t lsize = locals.size();
2259 cmd = globals[idx - lsize];
2263 // get the icon resource name by stripping the backslash
2264 docstring icon_name = frontend::Application::mathIcon(cmd.substr(1));
2265 if (icon_name.empty())
2266 return std::string();
2267 return "images/math/" + to_utf8(icon_name);
2270 std::vector<docstring> MathCompletionList::globals;