2 * \file InsetMathNest.C
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 "InsetMathBig.h"
17 #include "InsetMathBox.h"
18 #include "InsetMathBrace.h"
19 #include "InsetMathColor.h"
20 #include "InsetMathComment.h"
22 #include "InsetMathDelim.h"
23 #include "MathFactory.h"
24 #include "InsetMathHull.h"
25 #include "MathStream.h"
26 #include "MathMacroArgument.h"
27 //#include "InsetMathMBox.h"
28 #include "MathParser.h"
29 #include "InsetMathScript.h"
30 #include "InsetMathSpace.h"
31 #include "InsetMathSymbol.h"
32 #include "MathSupport.h"
33 #include "InsetMathUnknown.h"
34 #include "InsetMathRef.h"
36 #include "BufferView.h"
37 #include "CutAndPaste.h"
38 #include "FuncStatus.h"
40 #include "bufferview_funcs.h"
41 #include "coordcache.h"
44 #include "dispatchresult.h"
45 #include "funcrequest.h"
48 #include "outputparams.h"
51 #include "support/lstrings.h"
53 #include "frontends/Painter.h"
54 #include "frontends/Selection.h"
55 #include "frontends/nullpainter.h"
57 #include "funcrequest.h"
58 #include "lyxserver.h"
59 #include "lyxsocket.h"
66 using cap::copySelection;
67 using cap::grabAndEraseSelection;
68 using cap::cutSelection;
69 using cap::replaceSelection;
70 using cap::selClearOrDel;
74 using std::istringstream;
77 InsetMathNest::InsetMathNest(idx_type nargs)
78 : cells_(nargs), lock_(false)
82 InsetMath::idx_type InsetMathNest::nargs() const
88 MathArray & InsetMathNest::cell(idx_type i)
94 MathArray const & InsetMathNest::cell(idx_type i) const
100 void InsetMathNest::cursorPos(BufferView const & bv,
101 CursorSlice const & sl, bool /*boundary*/,
102 int & x, int & y) const
104 // FIXME: This is a hack. Ideally, the coord cache should not store
105 // absolute positions, but relative ones. This would mean to call
106 // setXY() not in MathArray::draw(), but in the parent insets' draw()
107 // with the correctly adjusted x,y values. But this means that we'd have
108 // to touch all (math)inset's draw() methods. Right now, we'll store
109 // absolute value, and make them here relative, only to make them
110 // absolute again when actually drawing the cursor. What a mess.
111 BOOST_ASSERT(ptr_cmp(&sl.inset(), this));
112 MathArray const & ar = sl.cell();
113 CoordCache const & coord_cache = bv.coordCache();
114 if (!coord_cache.getArrays().has(&ar)) {
115 // this can (semi-)legally happen if we just created this cell
116 // and it never has been drawn before. So don't ASSERT.
117 //lyxerr << "no cached data for array " << &ar << endl;
122 Point const pt = coord_cache.getArrays().xy(&ar);
123 if (!coord_cache.getInsets().has(this)) {
125 //lyxerr << "no cached data for inset " << this << endl;
130 Point const pt2 = coord_cache.getInsets().xy(this);
131 //lyxerr << "retrieving position cache for MathArray "
132 // << pt.x_ << ' ' << pt.y_ << std::endl;
133 x = pt.x_ - pt2.x_ + ar.pos2x(sl.pos());
135 // lyxerr << "pt.y_ : " << pt.y_ << " pt2_.y_ : " << pt2.y_
136 // << " asc: " << ascent() << " des: " << descent()
137 // << " ar.asc: " << ar.ascent() << " ar.des: " << ar.descent() << endl;
138 // move cursor visually into empty cells ("blue rectangles");
144 void InsetMathNest::metrics(MetricsInfo const & mi) const
147 for (idx_type i = 0, n = nargs(); i != n; ++i)
152 bool InsetMathNest::idxNext(LCursor & cur) const
154 BOOST_ASSERT(ptr_cmp(&cur.inset(), this));
155 if (cur.idx() == cur.lastidx())
163 bool InsetMathNest::idxRight(LCursor & cur) const
169 bool InsetMathNest::idxPrev(LCursor & cur) const
171 BOOST_ASSERT(ptr_cmp(&cur.inset(), this));
175 cur.pos() = cur.lastpos();
180 bool InsetMathNest::idxLeft(LCursor & cur) const
186 bool InsetMathNest::idxFirst(LCursor & cur) const
188 BOOST_ASSERT(ptr_cmp(&cur.inset(), this));
197 bool InsetMathNest::idxLast(LCursor & cur) const
199 BOOST_ASSERT(ptr_cmp(&cur.inset(), this));
202 cur.idx() = cur.lastidx();
203 cur.pos() = cur.lastpos();
208 void InsetMathNest::dump() const
210 odocstringstream oss;
212 os << "---------------------------------------------\n";
215 for (idx_type i = 0, n = nargs(); i != n; ++i)
216 os << cell(i) << "\n";
217 os << "---------------------------------------------\n";
218 lyxerr << to_utf8(oss.str());
222 void InsetMathNest::draw(PainterInfo & pi, int x, int y) const
226 pi.pain.fillRectangle(x, y - ascent(), width(), height(),
229 setPosCache(pi, x, y);
233 void InsetMathNest::drawSelection(PainterInfo & pi, int x, int y) const
235 BufferView & bv = *pi.base.bv;
236 // this should use the x/y values given, not the cached values
237 LCursor & cur = bv.cursor();
238 if (!cur.selection())
240 if (!ptr_cmp(&cur.inset(), this))
243 // FIXME: hack to get position cache warm
244 static frontend::NullPainter nop;
245 PainterInfo pinop(pi);
249 CursorSlice s1 = cur.selBegin();
250 CursorSlice s2 = cur.selEnd();
252 //lyxerr << "InsetMathNest::drawing selection: "
253 // << " s1: " << s1 << " s2: " << s2 << endl;
254 if (s1.idx() == s2.idx()) {
255 MathArray const & c = cell(s1.idx());
256 int x1 = c.xo(bv) + c.pos2x(s1.pos());
257 int y1 = c.yo(bv) - c.ascent();
258 int x2 = c.xo(bv) + c.pos2x(s2.pos());
259 int y2 = c.yo(bv) + c.descent();
260 pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
261 //lyxerr << "InsetMathNest::drawing selection 3: "
262 // << " x1: " << x1 << " x2: " << x2
263 // << " y1: " << y1 << " y2: " << y2 << endl;
265 for (idx_type i = 0; i < nargs(); ++i) {
266 if (idxBetween(i, s1.idx(), s2.idx())) {
267 MathArray const & c = cell(i);
269 int y1 = c.yo(bv) - c.ascent();
270 int x2 = c.xo(bv) + c.width();
271 int y2 = c.yo(bv) + c.descent();
272 pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
279 void InsetMathNest::validate(LaTeXFeatures & features) const
281 for (idx_type i = 0; i < nargs(); ++i)
282 cell(i).validate(features);
286 void InsetMathNest::replace(ReplaceData & rep)
288 for (idx_type i = 0; i < nargs(); ++i)
289 cell(i).replace(rep);
293 bool InsetMathNest::contains(MathArray const & ar) const
295 for (idx_type i = 0; i < nargs(); ++i)
296 if (cell(i).contains(ar))
302 bool InsetMathNest::lock() const
308 void InsetMathNest::lock(bool l)
314 bool InsetMathNest::isActive() const
320 MathArray InsetMathNest::glue() const
323 for (size_t i = 0; i < nargs(); ++i)
329 void InsetMathNest::write(WriteStream & os) const
331 os << '\\' << name().c_str();
332 for (size_t i = 0; i < nargs(); ++i)
333 os << '{' << cell(i) << '}';
335 os.pendingSpace(true);
336 if (lock_ && !os.latex()) {
338 os.pendingSpace(true);
343 void InsetMathNest::normalize(NormalStream & os) const
345 os << '[' << name().c_str();
346 for (size_t i = 0; i < nargs(); ++i)
347 os << ' ' << cell(i);
352 int InsetMathNest::latex(Buffer const &, odocstream & os,
353 OutputParams const & runparams) const
355 WriteStream wi(os, runparams.moving_arg, true);
361 bool InsetMathNest::notifyCursorLeaves(LCursor & /*cur*/)
367 MathArray & ar = cur.cell();
368 // remove base-only "scripts"
369 for (pos_type i = 0; i + 1 < ar.size(); ++i) {
370 InsetMathScript * p = operator[](i).nucleus()->asScriptInset();
371 if (p && p->nargs() == 1) {
372 MathArray ar = p->nuc();
375 cur.adjust(i, ar.size() - 1);
379 // glue adjacent font insets of the same kind
380 for (pos_type i = 0; i + 1 < size(); ++i) {
381 InsetMathFont * p = operator[](i).nucleus()->asFontInset();
382 InsetMathFont const * q = operator[](i + 1)->asFontInset();
383 if (p && q && p->name() == q->name()) {
384 p->cell(0).append(q->cell(0));
394 void InsetMathNest::handleFont
395 (LCursor & cur, docstring const & arg, char const * const font)
397 handleFont(cur, arg, from_ascii(font));
401 void InsetMathNest::handleFont
402 (LCursor & cur, docstring const & arg, docstring const & font)
404 // this whole function is a hack and won't work for incremental font
406 recordUndo(cur, Undo::ATOMIC);
408 if (cur.inset().asInsetMath()->name() == font)
409 cur.handleFont(to_utf8(font));
411 cur.handleNest(createInsetMath(font));
417 void InsetMathNest::handleFont2(LCursor & cur, docstring const & arg)
419 recordUndo(cur, Undo::ATOMIC);
422 bv_funcs::string2font(to_utf8(arg), font, b);
423 if (font.color() != LColor::inherit) {
424 MathAtom at = MathAtom(new InsetMathColor(true, font.color()));
425 cur.handleNest(at, 0);
430 void InsetMathNest::doDispatch(LCursor & cur, FuncRequest & cmd)
432 //lyxerr << "InsetMathNest: request: " << cmd << std::endl;
433 //CursorSlice sl = cur.current();
435 switch (cmd.action) {
439 cur.message(_("Paste"));
440 replaceSelection(cur);
442 istringstream is(to_utf8(cmd.argument()));
444 docstring const selection = cap::getSelection(cur.buffer(), n);
445 cur.niceInsert(selection);
446 cur.clearSelection(); // bug 393
447 cur.bv().switchKeyMap();
454 cutSelection(cur, true, true);
455 cur.message(_("Cut"));
456 // Prevent stale position >= size crash
457 // Probably not necessary anymore, see eraseSelection (gb 2005-10-09)
464 cur.message(_("Copy"));
467 case LFUN_MOUSE_PRESS:
468 lfunMousePress(cur, cmd);
471 case LFUN_MOUSE_MOTION:
472 lfunMouseMotion(cur, cmd);
475 case LFUN_MOUSE_RELEASE:
476 lfunMouseRelease(cur, cmd);
479 case LFUN_FINISHED_LEFT:
480 cur.bv().cursor() = cur;
483 case LFUN_FINISHED_RIGHT:
485 cur.bv().cursor() = cur;
488 case LFUN_FINISHED_UP:
489 cur.bv().cursor() = cur;
492 case LFUN_FINISHED_DOWN:
494 cur.bv().cursor() = cur;
497 case LFUN_CHAR_FORWARD_SELECT:
498 case LFUN_CHAR_FORWARD:
499 cur.selHandle(cmd.action == LFUN_CHAR_FORWARD_SELECT);
500 cur.autocorrect() = false;
502 cur.macroModeClose();
503 if (cur.pos() != cur.lastpos() && cur.openable(cur.nextAtom())) {
504 cur.pushLeft(*cur.nextAtom().nucleus());
505 cur.inset().idxFirst(cur);
506 } else if (cur.posRight() || idxRight(cur)
507 || cur.popRight() || cur.selection())
510 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
515 case LFUN_CHAR_BACKWARD_SELECT:
516 case LFUN_CHAR_BACKWARD:
517 cur.selHandle(cmd.action == LFUN_CHAR_BACKWARD_SELECT);
518 cur.autocorrect() = false;
520 cur.macroModeClose();
521 if (cur.pos() != 0 && cur.openable(cur.prevAtom())) {
523 cur.push(*cur.nextAtom().nucleus());
524 cur.inset().idxLast(cur);
525 } else if (cur.posLeft() || idxLeft(cur)
526 || cur.popLeft() || cur.selection())
529 cmd = FuncRequest(LFUN_FINISHED_LEFT);
536 // FIXME Tried to use clearTargetX and macroModeClose, crashed on cur.up()
537 if (cur.inMacroMode()) {
539 cur.macroModeClose();
542 cur.selHandle(cmd.action == LFUN_UP_SELECT);
544 cmd = FuncRequest(LFUN_FINISHED_UP);
547 // fixes bug 1598. Please check!
551 case LFUN_DOWN_SELECT:
553 if (cur.inMacroMode()) {
554 cur.macroModeClose();
557 cur.selHandle(cmd.action == LFUN_DOWN_SELECT);
559 cmd = FuncRequest(LFUN_FINISHED_DOWN);
562 // fixes bug 1598. Please check!
566 case LFUN_MOUSE_DOUBLE:
567 case LFUN_MOUSE_TRIPLE:
568 case LFUN_WORD_SELECT:
572 cur.selection() = true;
573 cur.pos() = cur.lastpos();
574 cur.idx() = cur.lastidx();
577 case LFUN_PARAGRAPH_UP_SELECT:
578 case LFUN_PARAGRAPH_UP:
579 case LFUN_PARAGRAPH_DOWN_SELECT:
580 case LFUN_PARAGRAPH_DOWN:
583 case LFUN_LINE_BEGIN_SELECT:
584 case LFUN_LINE_BEGIN:
585 case LFUN_WORD_BACKWARD_SELECT:
586 case LFUN_WORD_BACKWARD:
587 cur.selHandle(cmd.action == LFUN_WORD_BACKWARD_SELECT ||
588 cmd.action == LFUN_LINE_BEGIN_SELECT);
589 cur.macroModeClose();
590 if (cur.pos() != 0) {
592 } else if (cur.col() != 0) {
593 cur.idx() -= cur.col();
595 } else if (cur.idx() != 0) {
599 cmd = FuncRequest(LFUN_FINISHED_LEFT);
604 case LFUN_WORD_FORWARD_SELECT:
605 case LFUN_WORD_FORWARD:
606 case LFUN_LINE_END_SELECT:
608 cur.selHandle(cmd.action == LFUN_WORD_FORWARD_SELECT ||
609 cmd.action == LFUN_LINE_END_SELECT);
610 cur.macroModeClose();
612 if (cur.pos() != cur.lastpos()) {
613 cur.pos() = cur.lastpos();
614 } else if (ncols() && (cur.col() != cur.lastcol())) {
615 cur.idx() = cur.idx() - cur.col() + cur.lastcol();
616 cur.pos() = cur.lastpos();
617 } else if (cur.idx() != cur.lastidx()) {
618 cur.idx() = cur.lastidx();
619 cur.pos() = cur.lastpos();
621 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
626 case LFUN_SCREEN_UP_SELECT:
628 cmd = FuncRequest(LFUN_FINISHED_LEFT);
632 case LFUN_SCREEN_DOWN_SELECT:
633 case LFUN_SCREEN_DOWN:
634 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
638 case LFUN_CELL_FORWARD:
639 cur.inset().idxNext(cur);
642 case LFUN_CELL_BACKWARD:
643 cur.inset().idxPrev(cur);
646 case LFUN_WORD_DELETE_BACKWARD:
647 case LFUN_CHAR_DELETE_BACKWARD:
649 // May affect external cell:
650 recordUndoInset(cur, Undo::ATOMIC);
652 recordUndo(cur, Undo::ATOMIC);
656 case LFUN_WORD_DELETE_FORWARD:
657 case LFUN_CHAR_DELETE_FORWARD:
658 if (cur.pos() == cur.lastpos())
659 // May affect external cell:
660 recordUndoInset(cur, Undo::ATOMIC);
662 recordUndo(cur, Undo::ATOMIC);
668 cur.clearSelection();
670 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
675 case LFUN_INSET_TOGGLE:
681 case LFUN_SELF_INSERT:
682 if (cmd.argument().size() != 1) {
684 docstring const arg = cmd.argument();
685 if (!interpretString(cur, arg))
689 // Don't record undo steps if we are in macro mode and
690 // cmd.argument is the next character of the macro name.
691 // Otherwise we'll get an invalid cursor if we undo after
692 // the macro was finished and the macro is a known command,
693 // e.g. sqrt. LCursor::macroModeClose replaces in this case
694 // the InsetMathUnknown with name "frac" by an empty
695 // InsetMathFrac -> a pos value > 0 is invalid.
696 // A side effect is that an undo before the macro is finished
697 // undoes the complete macro, not only the last character.
698 if (!cur.inMacroMode())
701 // spacial handling of space. If we insert an inset
702 // via macro mode, we want to put the cursor inside it
703 // if relevant. Think typing "\frac<space>".
704 if (cmd.argument()[0] == ' '
705 && cur.inMacroMode() && cur.macroName() != "\\"
706 && cur.macroModeClose()) {
707 MathAtom const atom = cur.prevAtom();
708 if (atom->asNestInset() && atom->nargs() > 0) {
710 cur.pushLeft(*cur.nextInset());
712 } else if (!interpretChar(cur, cmd.argument()[0])) {
713 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
718 //case LFUN_SERVER_GET_XY:
719 // sprintf(dispatch_buffer, "%d %d",);
722 case LFUN_SERVER_SET_XY: {
723 lyxerr << "LFUN_SERVER_SET_XY broken!" << endl;
726 istringstream is(to_utf8(cmd.argument()));
728 cur.setScreenPos(x, y);
732 // Special casing for superscript in case of LyX handling
734 case LFUN_ACCENT_CIRCUMFLEX:
735 if (cmd.argument().empty()) {
736 // do superscript if LyX handles
738 recordUndo(cur, Undo::ATOMIC);
739 script(cur, true, grabAndEraseSelection(cur));
743 case LFUN_ACCENT_UMLAUT:
744 case LFUN_ACCENT_ACUTE:
745 case LFUN_ACCENT_GRAVE:
746 case LFUN_ACCENT_BREVE:
747 case LFUN_ACCENT_DOT:
748 case LFUN_ACCENT_MACRON:
749 case LFUN_ACCENT_CARON:
750 case LFUN_ACCENT_TILDE:
751 case LFUN_ACCENT_CEDILLA:
752 case LFUN_ACCENT_CIRCLE:
753 case LFUN_ACCENT_UNDERDOT:
754 case LFUN_ACCENT_TIE:
755 case LFUN_ACCENT_OGONEK:
756 case LFUN_ACCENT_HUNGARIAN_UMLAUT:
760 case LFUN_FONT_FREE_APPLY:
761 case LFUN_FONT_FREE_UPDATE:
762 handleFont2(cur, cmd.argument());
766 if (currentMode() == TEXT_MODE)
767 handleFont(cur, cmd.argument(), "textbf");
769 handleFont(cur, cmd.argument(), "mathbf");
772 if (currentMode() == TEXT_MODE)
773 handleFont(cur, cmd.argument(), "textsf");
775 handleFont(cur, cmd.argument(), "mathsf");
778 if (currentMode() == TEXT_MODE)
779 handleFont(cur, cmd.argument(), "emph");
781 handleFont(cur, cmd.argument(), "mathcal");
783 case LFUN_FONT_ROMAN:
784 if (currentMode() == TEXT_MODE)
785 handleFont(cur, cmd.argument(), "textrm");
787 handleFont(cur, cmd.argument(), "mathrm");
790 if (currentMode() == TEXT_MODE)
791 handleFont(cur, cmd.argument(), "texttt");
793 handleFont(cur, cmd.argument(), "mathtt");
796 handleFont(cur, cmd.argument(), "mathfrak");
799 if (currentMode() == TEXT_MODE)
800 handleFont(cur, cmd.argument(), "textit");
802 handleFont(cur, cmd.argument(), "mathit");
805 if (currentMode() == TEXT_MODE)
806 // FIXME: should be "noun"
807 handleFont(cur, cmd.argument(), "textsc");
809 handleFont(cur, cmd.argument(), "mathbb");
811 //case LFUN_FONT_FREE_APPLY:
812 handleFont(cur, cmd.argument(), "textrm");
814 case LFUN_FONT_DEFAULT:
815 handleFont(cur, cmd.argument(), "textnormal");
818 case LFUN_MATH_MODE: {
820 // ignore math-mode on when already in math mode
821 if (currentMode() == InsetBase::MATH_MODE && cmd.argument() == "on")
823 cur.macroModeClose();
824 docstring const save_selection = grabAndEraseSelection(cur);
826 //cur.plainInsert(MathAtom(new InsetMathMBox(cur.bv())));
827 cur.plainInsert(MathAtom(new InsetMathBox(from_ascii("mbox"))));
829 cur.pushLeft(*cur.nextInset());
830 cur.niceInsert(save_selection);
832 if (currentMode() == InsetBase::TEXT_MODE) {
833 cur.niceInsert(MathAtom(new InsetMathHull("simple")));
834 cur.message(_("create new math text environment ($...$)"));
836 handleFont(cur, cmd.argument(), "textrm");
837 cur.message(_("entered math text mode (textrm)"));
850 case LFUN_MATH_MATRIX: {
851 recordUndo(cur, Undo::ATOMIC);
856 idocstringstream is(cmd.argument());
857 is >> m >> n >> v_align >> h_align;
864 MathAtom(new InsetMathArray(from_ascii("array"), m, n, (char)v_align[0], h_align)));
868 case LFUN_MATH_DELIM: {
870 docstring rs = support::split(cmd.argument(), ls, ' ');
871 // Reasonable default values
876 recordUndo(cur, Undo::ATOMIC);
877 cur.handleNest(MathAtom(new InsetMathDelim(ls, rs)));
881 case LFUN_MATH_BIGDELIM: {
882 docstring const lname = from_utf8(cmd.getArg(0));
883 docstring const ldelim = from_utf8(cmd.getArg(1));
884 docstring const rname = from_utf8(cmd.getArg(2));
885 docstring const rdelim = from_utf8(cmd.getArg(3));
886 latexkeys const * l = in_word_set(lname);
887 bool const have_l = l && l->inset == "big" &&
888 InsetMathBig::isBigInsetDelim(ldelim);
889 l = in_word_set(rname);
890 bool const have_r = l && l->inset == "big" &&
891 InsetMathBig::isBigInsetDelim(rdelim);
892 // We mimic LFUN_MATH_DELIM in case we have an empty left
893 // or right delimiter.
894 if (have_l || have_r) {
895 recordUndo(cur, Undo::ATOMIC);
896 docstring const selection = grabAndEraseSelection(cur);
899 cur.insert(MathAtom(new InsetMathBig(lname,
901 cur.niceInsert(selection);
903 cur.insert(MathAtom(new InsetMathBig(rname,
906 // Don't call cur.undispatched() if we did nothing, this would
907 // lead to infinite recursion via LyXText::dispatch().
911 case LFUN_SPACE_INSERT:
912 case LFUN_MATH_SPACE:
913 recordUndo(cur, Undo::ATOMIC);
914 cur.insert(MathAtom(new InsetMathSpace(from_ascii(","))));
917 case LFUN_ERT_INSERT:
918 // interpret this as if a backslash was typed
919 recordUndo(cur, Undo::ATOMIC);
920 interpretChar(cur, '\\');
923 case LFUN_MATH_SUBSCRIPT:
924 // interpret this as if a _ was typed
925 recordUndo(cur, Undo::ATOMIC);
926 interpretChar(cur, '_');
929 case LFUN_MATH_SUPERSCRIPT:
930 // interpret this as if a ^ was typed
931 recordUndo(cur, Undo::ATOMIC);
932 interpretChar(cur, '^');
935 // FIXME: We probably should swap parts of "math-insert" and "self-insert"
936 // handling such that "self-insert" works on "arbitrary stuff" too, and
937 // math-insert only handles special math things like "matrix".
938 case LFUN_MATH_INSERT: {
939 recordUndo(cur, Undo::ATOMIC);
940 if (cmd.argument() == "^" || cmd.argument() == "_") {
941 interpretChar(cur, cmd.argument()[0]);
943 cur.niceInsert(cmd.argument());
947 case LFUN_DIALOG_SHOW_NEW_INSET: {
948 docstring const & name = cmd.argument();
952 data = tmp.createDialogStr(to_utf8(name));
954 cur.bv().showInsetDialog(to_utf8(name), data, 0);
958 case LFUN_INSET_INSERT: {
960 if (createInsetMath_fromDialogStr(cmd.argument(), ar)) {
969 InsetMathDim::doDispatch(cur, cmd);
975 bool InsetMathNest::getStatus(LCursor & cur, FuncRequest const & cmd,
976 FuncStatus & flag) const
978 // the font related toggles
979 //string tc = "mathnormal";
981 string const arg = to_utf8(cmd.argument());
982 switch (cmd.action) {
983 case LFUN_TABULAR_FEATURE:
987 case LFUN_TABULAR_FEATURE:
988 // FIXME: check temporarily disabled
990 char align = mathcursor::valign();
995 if (cmd.argument().empty()) {
999 if (!contains("tcb", cmd.argument()[0])) {
1003 flag.setOnOff(cmd.argument()[0] == align);
1006 /// We have to handle them since 1.4 blocks all unhandled actions
1007 case LFUN_FONT_ITAL:
1008 case LFUN_FONT_BOLD:
1009 case LFUN_FONT_SANS:
1010 case LFUN_FONT_EMPH:
1011 case LFUN_FONT_CODE:
1012 case LFUN_FONT_NOUN:
1013 case LFUN_FONT_ROMAN:
1014 case LFUN_FONT_DEFAULT:
1017 case LFUN_MATH_MUTATE:
1018 //flag.setOnOff(mathcursor::formula()->hullType() == to_utf8(cmd.argument()));
1019 flag.setOnOff(false);
1022 // we just need to be in math mode to enable that
1023 case LFUN_MATH_SIZE:
1024 case LFUN_MATH_SPACE:
1025 case LFUN_MATH_LIMITS:
1026 case LFUN_MATH_NONUMBER:
1027 case LFUN_MATH_NUMBER:
1028 case LFUN_MATH_EXTERN:
1032 case LFUN_FONT_FRAK:
1033 flag.enabled(currentMode() != TEXT_MODE);
1036 case LFUN_MATH_INSERT: {
1037 bool const textarg =
1038 arg == "\\textbf" || arg == "\\textsf" ||
1039 arg == "\\textrm" || arg == "\\textmd" ||
1040 arg == "\\textit" || arg == "\\textsc" ||
1041 arg == "\\textsl" || arg == "\\textup" ||
1042 arg == "\\texttt" || arg == "\\textbb" ||
1043 arg == "\\textnormal";
1044 flag.enabled(currentMode() != TEXT_MODE || textarg);
1048 case LFUN_MATH_MATRIX:
1049 flag.enabled(currentMode() == MATH_MODE);
1052 case LFUN_INSET_INSERT: {
1053 // Don't test createMathInset_fromDialogStr(), since
1054 // getStatus is not called with a valid reference and the
1055 // dialog would not be applyable.
1056 string const name = cmd.getArg(0);
1057 flag.enabled(name == "ref");
1061 case LFUN_MATH_DELIM:
1062 case LFUN_MATH_BIGDELIM:
1063 // Don't do this with multi-cell selections
1064 flag.enabled(cur.selBegin().idx() == cur.selEnd().idx());
1075 void InsetMathNest::edit(LCursor & cur, bool left)
1078 cur.idx() = left ? 0 : cur.lastidx();
1079 cur.pos() = left ? 0 : cur.lastpos();
1081 //lyxerr << "InsetMathNest::edit, cur:\n" << cur << endl;
1085 InsetBase * InsetMathNest::editXY(LCursor & cur, int x, int y)
1088 int dist_min = 1000000;
1089 for (idx_type i = 0, n = nargs(); i != n; ++i) {
1090 int const d = cell(i).dist(cur.bv(), x, y);
1096 MathArray & ar = cell(idx_min);
1098 cur.idx() = idx_min;
1099 cur.pos() = ar.x2pos(x - ar.xo(cur.bv()));
1101 //lyxerr << "found cell : " << idx_min << " pos: " << cur.pos() << endl;
1102 if (dist_min == 0) {
1104 for (pos_type i = 0, n = ar.size(); i < n; ++i)
1105 if (ar[i]->covers(cur.bv(), x, y))
1106 return ar[i].nucleus()->editXY(cur, x, y);
1112 void InsetMathNest::lfunMousePress(LCursor & cur, FuncRequest & cmd)
1114 //lyxerr << "## lfunMousePress: buttons: " << cmd.button() << endl;
1115 BufferView & bv = cur.bv();
1116 if (cmd.button() == mouse_button::button1) {
1117 //lyxerr << "## lfunMousePress: setting cursor to: " << cur << endl;
1118 bv.mouseSetCursor(cur);
1119 } else if (cmd.button() == mouse_button::button2) {
1121 if (cur.selection())
1122 asArray(bv.cursor().selectionAsString(false), ar);
1124 asArray(theSelection().get(), ar);
1127 bv.mouseSetCursor(cur);
1132 void InsetMathNest::lfunMouseMotion(LCursor & cur, FuncRequest & cmd)
1134 // only select with button 1
1135 if (cmd.button() == mouse_button::button1) {
1136 LCursor & bvcur = cur.bv().cursor();
1137 if (bvcur.anchor_.hasPart(cur)) {
1138 //lyxerr << "## lfunMouseMotion: cursor: " << cur << endl;
1139 bvcur.setCursor(cur);
1140 bvcur.selection() = true;
1141 //lyxerr << "MOTION " << bvcur << endl;
1150 void InsetMathNest::lfunMouseRelease(LCursor & cur, FuncRequest & cmd)
1152 //lyxerr << "## lfunMouseRelease: buttons: " << cmd.button() << endl;
1154 if (cmd.button() == mouse_button::button1) {
1155 //theSelection().put(cur.grabSelection());
1159 if (cmd.button() == mouse_button::button3) {
1160 // try to dispatch to enclosed insets first
1161 cur.bv().showDialog("mathpanel");
1169 bool InsetMathNest::interpretChar(LCursor & cur, char_type c)
1171 //lyxerr << "interpret 2: '" << c << "'" << endl;
1172 docstring save_selection;
1173 if (c == '^' || c == '_')
1174 save_selection = grabAndEraseSelection(cur);
1179 if (cur.inMacroMode()) {
1180 docstring name = cur.macroName();
1182 /// are we currently typing '#1' or '#2' or...?
1183 if (name == "\\#") {
1186 if (n >= 1 && n <= 9)
1187 cur.insert(new MathMacroArgument(n));
1192 cur.activeMacro()->setName(name + docstring(1, c));
1196 // handle 'special char' macros
1201 if (currentMode() == InsetMath::TEXT_MODE)
1202 cur.niceInsert(createInsetMath("textbackslash"));
1204 cur.niceInsert(createInsetMath("backslash"));
1205 } else if (c == '{') {
1207 cur.niceInsert(MathAtom(new InsetMathBrace));
1208 } else if (c == '%') {
1210 cur.niceInsert(MathAtom(new InsetMathComment));
1211 } else if (c == '#') {
1212 BOOST_ASSERT(cur.activeMacro());
1213 cur.activeMacro()->setName(name + docstring(1, c));
1216 cur.niceInsert(createInsetMath(docstring(1, c)));
1221 // One character big delimiters. The others are handled in
1222 // interpretString().
1223 latexkeys const * l = in_word_set(name.substr(1));
1224 if (name[0] == '\\' && l && l->inset == "big") {
1228 delim = from_ascii("\\{");
1231 delim = from_ascii("\\}");
1234 delim = docstring(1, c);
1237 if (InsetMathBig::isBigInsetDelim(delim)) {
1238 // name + delim ared a valid InsetMathBig.
1239 // We can't use cur.macroModeClose() because
1240 // it does not handle delim.
1241 InsetMathUnknown * p = cur.activeMacro();
1244 cur.cell().erase(cur.pos());
1245 cur.plainInsert(MathAtom(
1246 new InsetMathBig(name.substr(1), delim)));
1251 // leave macro mode and try again if necessary
1252 cur.macroModeClose();
1254 cur.niceInsert(MathAtom(new InsetMathBrace));
1256 interpretChar(cur, c);
1260 // This is annoying as one has to press <space> far too often.
1264 // leave autocorrect mode if necessary
1265 if (autocorrect() && c == ' ') {
1266 autocorrect() = false;
1271 // just clear selection on pressing the space bar
1272 if (cur.selection() && c == ' ') {
1273 cur.selection() = false;
1280 //lyxerr << "starting with macro" << endl;
1281 cur.insert(MathAtom(new InsetMathUnknown(from_ascii("\\"), false)));
1286 if (currentMode() == InsetMath::TEXT_MODE)
1292 if (currentMode() == InsetMath::TEXT_MODE) {
1293 // insert spaces in text mode,
1294 // but suppress direct insertion of two spaces in a row
1295 // the still allows typing '<space>a<space>' and deleting the 'a', but
1296 // it is better than nothing...
1297 if (!cur.pos() != 0 || cur.prevAtom()->getChar() != ' ')
1301 if (cur.pos() != 0 && cur.prevAtom()->asSpaceInset()) {
1302 cur.prevAtom().nucleus()->asSpaceInset()->incSpace();
1307 // if are at the very end, leave the formula
1308 return cur.pos() != cur.lastpos();
1311 // These shouldn't work in text mode:
1312 if (currentMode() != InsetMath::TEXT_MODE) {
1314 script(cur, false, save_selection);
1318 script(cur, true, save_selection);
1322 cur.niceInsert(createInsetMath("sim"));
1327 if (c == '{' || c == '}' || c == '&' || c == '$' || c == '#' ||
1328 c == '%' || c == '_' || c == '^') {
1329 cur.niceInsert(createInsetMath(docstring(1, c)));
1334 // try auto-correction
1335 //if (autocorrect() && hasPrevAtom() && math_autocorrect(prevAtom(), c))
1338 // no special circumstances, so insert the character without any fuss
1340 cur.autocorrect() = true;
1345 bool InsetMathNest::interpretString(LCursor & cur, docstring const & str)
1347 // Create a InsetMathBig from cur.cell()[cur.pos() - 1] and t if
1349 if (!cur.empty() && cur.pos() > 0 &&
1350 cur.cell()[cur.pos() - 1]->asUnknownInset()) {
1351 if (InsetMathBig::isBigInsetDelim(str)) {
1352 docstring prev = asString(cur.cell()[cur.pos() - 1]);
1353 if (prev[0] == '\\') {
1354 prev = prev.substr(1);
1355 latexkeys const * l = in_word_set(prev);
1356 if (l && l->inset == "big") {
1357 cur.cell()[cur.pos() - 1] =
1358 MathAtom(new InsetMathBig(prev, str));
1368 bool InsetMathNest::script(LCursor & cur, bool up,
1369 docstring const & save_selection)
1371 // Hack to get \^ and \_ working
1372 //lyxerr << "handling script: up: " << up << endl;
1373 if (cur.inMacroMode() && cur.macroName() == "\\") {
1375 cur.niceInsert(createInsetMath("mathcircumflex"));
1377 interpretChar(cur, '_');
1381 cur.macroModeClose();
1382 if (asScriptInset() && cur.idx() == 0) {
1383 // we are in a nucleus of a script inset, move to _our_ script
1384 InsetMathScript * inset = asScriptInset();
1385 //lyxerr << " going to cell " << inset->idxOfScript(up) << endl;
1387 cur.idx() = inset->idxOfScript(up);
1389 } else if (cur.pos() != 0 && cur.prevAtom()->asScriptInset()) {
1391 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1394 cur.idx() = inset->idxOfScript(up);
1395 cur.pos() = cur.lastpos();
1397 // convert the thing to our left to a scriptinset or create a new
1398 // one if in the very first position of the array
1399 if (cur.pos() == 0) {
1400 //lyxerr << "new scriptinset" << endl;
1401 cur.insert(new InsetMathScript(up));
1403 //lyxerr << "converting prev atom " << endl;
1404 cur.prevAtom() = MathAtom(new InsetMathScript(cur.prevAtom(), up));
1407 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1408 // special handling of {}-bases
1409 // is this always correct?
1410 if (inset->nuc().size() == 1
1411 && inset->nuc().back()->asBraceInset())
1412 inset->nuc() = inset->nuc().back()->asNestInset()->cell(0);
1418 //lyxerr << "inserting selection 1:\n" << save_selection << endl;
1419 cur.niceInsert(save_selection);
1421 //lyxerr << "inserting selection 2:\n" << save_selection << endl;