2 * \file math_nestinset.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 "math_nestinset.h"
15 #include "math_arrayinset.h"
16 #include "math_braceinset.h"
17 #include "math_commentinset.h"
18 #include "math_data.h"
19 #include "math_deliminset.h"
20 #include "math_factory.h"
21 #include "math_hullinset.h"
22 #include "math_mathmlstream.h"
23 #include "math_macroarg.h"
24 #include "math_mboxinset.h"
25 #include "math_parser.h"
26 #include "math_scriptinset.h"
27 #include "math_spaceinset.h"
28 #include "math_support.h"
29 #include "math_unknowninset.h"
31 #include "BufferView.h"
32 #include "CutAndPaste.h"
33 #include "FuncStatus.h"
35 #include "bufferview_funcs.h"
38 #include "dispatchresult.h"
39 #include "funcrequest.h"
41 #include "outputparams.h"
44 #include "support/std_sstream.h"
45 #include "support/lstrings.h"
47 #include "frontends/Dialogs.h"
48 #include "frontends/LyXView.h"
49 #include "frontends/Painter.h"
51 using lyx::cap::copySelection;
52 using lyx::cap::grabAndEraseSelection;
53 using lyx::cap::cutSelection;
54 using lyx::cap::pasteSelection;
55 using lyx::cap::replaceSelection;
56 using lyx::cap::selClearOrDel;
60 using std::istringstream;
75 MathNestInset::MathNestInset(idx_type nargs)
76 : cells_(nargs), lock_(false)
80 MathInset::idx_type MathNestInset::nargs() const
86 MathArray & MathNestInset::cell(idx_type i)
92 MathArray const & MathNestInset::cell(idx_type i) const
98 void MathNestInset::getCursorPos(LCursor const & cur, int & x, int & y) const
100 BOOST_ASSERT(ptr_cmp(&cur.inset(), this));
101 MathArray const & ar = cur.cell();
102 x = ar.xo() + ar.pos2x(cur.pos());
103 y = ar.yo() + cur.bv().top_y();
104 // move cursor visually into empty cells ("blue rectangles");
105 if (cur.cell().empty())
110 void MathNestInset::metrics(MetricsInfo const & mi) const
113 for (idx_type i = 0; i < nargs(); ++i)
118 bool MathNestInset::idxNext(LCursor & cur) const
120 BOOST_ASSERT(ptr_cmp(&cur.inset(), this));
121 if (cur.idx() == cur.lastidx())
129 bool MathNestInset::idxRight(LCursor & cur) const
135 bool MathNestInset::idxPrev(LCursor & cur) const
137 BOOST_ASSERT(ptr_cmp(&cur.inset(), this));
141 cur.pos() = cur.lastpos();
146 bool MathNestInset::idxLeft(LCursor & cur) const
152 bool MathNestInset::idxFirst(LCursor & cur) const
154 BOOST_ASSERT(ptr_cmp(&cur.inset(), this));
163 bool MathNestInset::idxLast(LCursor & cur) const
165 BOOST_ASSERT(ptr_cmp(&cur.inset(), this));
168 cur.idx() = cur.lastidx();
169 cur.pos() = cur.lastpos();
174 void MathNestInset::dump() const
176 WriteStream os(lyxerr);
177 os << "---------------------------------------------\n";
180 for (idx_type i = 0; i < nargs(); ++i)
181 os << cell(i) << "\n";
182 os << "---------------------------------------------\n";
186 void MathNestInset::draw(PainterInfo & pi, int x, int y) const
190 pi.pain.fillRectangle(x, y - ascent(), width(), height(),
193 setPosCache(pi, x, y);
197 void MathNestInset::drawSelection(PainterInfo & pi, int, int) const
199 // this should use the x/y values given, not the cached values
200 LCursor & cur = pi.base.bv->cursor();
201 if (!cur.selection())
203 if (!ptr_cmp(&cur.inset(), this))
205 CursorSlice s1 = cur.selBegin();
206 CursorSlice s2 = cur.selEnd();
207 //lyxerr << "MathNestInset::drawing selection: "
208 // << " s1: " << s1 << " s2: " << s2 << endl;
209 if (s1.idx() == s2.idx()) {
210 MathArray const & c = cell(s1.idx());
211 int x1 = c.xo() + c.pos2x(s1.pos());
212 int y1 = c.yo() - c.ascent();
213 int x2 = c.xo() + c.pos2x(s2.pos());
214 int y2 = c.yo() + c.descent();
215 pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
216 //lyxerr << "MathNestInset::drawing selection 3: "
217 // << " x1: " << x1 << " x2: " << x2
218 // << " y1: " << y1 << " y2: " << y2 << endl;
220 for (idx_type i = 0; i < nargs(); ++i) {
221 if (idxBetween(i, s1.idx(), s2.idx())) {
222 MathArray const & c = cell(i);
224 int y1 = c.yo() - c.ascent();
225 int x2 = c.xo() + c.width();
226 int y2 = c.yo() + c.descent();
227 pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
234 void MathNestInset::validate(LaTeXFeatures & features) const
236 for (idx_type i = 0; i < nargs(); ++i)
237 cell(i).validate(features);
241 void MathNestInset::replace(ReplaceData & rep)
243 for (idx_type i = 0; i < nargs(); ++i)
244 cell(i).replace(rep);
248 bool MathNestInset::contains(MathArray const & ar) const
250 for (idx_type i = 0; i < nargs(); ++i)
251 if (cell(i).contains(ar))
257 bool MathNestInset::lock() const
263 void MathNestInset::lock(bool l)
269 bool MathNestInset::isActive() const
275 MathArray MathNestInset::glue() const
278 for (size_t i = 0; i < nargs(); ++i)
284 void MathNestInset::write(WriteStream & os) const
286 os << '\\' << name().c_str();
287 for (size_t i = 0; i < nargs(); ++i)
288 os << '{' << cell(i) << '}';
290 os.pendingSpace(true);
291 if (lock_ && !os.latex()) {
293 os.pendingSpace(true);
298 void MathNestInset::normalize(NormalStream & os) const
300 os << '[' << name().c_str();
301 for (size_t i = 0; i < nargs(); ++i)
302 os << ' ' << cell(i);
307 int MathNestInset::latex(Buffer const &, std::ostream & os,
308 OutputParams const & runparams) const
310 WriteStream wi(os, runparams.moving_arg, true);
316 void MathNestInset::notifyCursorLeaves(LCursor & cur)
320 MathArray & ar = cur.cell();
321 // remove base-only "scripts"
322 for (pos_type i = 0; i + 1 < ar.size(); ++i) {
323 MathScriptInset * p = operator[](i).nucleus()->asScriptInset();
324 if (p && p->nargs() == 1) {
325 MathArray ar = p->nuc();
328 cur.adjust(i, ar.size() - 1);
332 // glue adjacent font insets of the same kind
333 for (pos_type i = 0; i + 1 < size(); ++i) {
334 MathFontInset * p = operator[](i).nucleus()->asFontInset();
335 MathFontInset const * q = operator[](i + 1)->asFontInset();
336 if (p && q && p->name() == q->name()) {
337 p->cell(0).append(q->cell(0));
346 void MathNestInset::handleFont
347 (LCursor & cur, string const & arg, string const & font)
349 // this whole function is a hack and won't work for incremental font
351 recordUndo(cur, Undo::ATOMIC);
353 if (cur.inset().asMathInset()->name() == font)
354 cur.handleFont(font);
356 cur.handleNest(createMathInset(font));
362 void MathNestInset::handleFont2(LCursor & cur, string const & arg)
364 recordUndo(cur, Undo::ATOMIC);
367 bv_funcs::string2font(arg, font, b);
368 if (font.color() != LColor::inherit) {
369 MathAtom at = createMathInset("color");
370 asArray(lcolor.getGUIName(font.color()), at.nucleus()->cell(0));
371 cur.handleNest(at, 1);
376 void MathNestInset::priv_dispatch(LCursor & cur, FuncRequest & cmd)
378 //lyxerr << "MathNestInset: request: " << cmd << std::endl;
379 //CursorSlice sl = cur.current();
381 switch (cmd.action) {
385 cur.message(_("Paste"));
386 replaceSelection(cur);
388 istringstream is(cmd.argument.c_str());
390 pasteSelection(cur, n);
391 cur.clearSelection(); // bug 393
392 cur.bv().switchKeyMap();
398 cutSelection(cur, true, true);
399 cur.message(_("Cut"));
404 cur.message(_("Copy"));
407 case LFUN_MOUSE_PRESS:
408 lfunMousePress(cur, cmd);
411 case LFUN_MOUSE_MOTION:
412 lfunMouseMotion(cur, cmd);
415 case LFUN_MOUSE_RELEASE:
416 lfunMouseRelease(cur, cmd);
419 case LFUN_FINISHED_LEFT:
420 cur.bv().cursor() = cur;
423 case LFUN_FINISHED_RIGHT:
425 cur.bv().cursor() = cur;
428 case LFUN_FINISHED_UP:
429 cur.bv().cursor() = cur;
432 case LFUN_FINISHED_DOWN:
433 cur.bv().cursor() = cur;
438 cur.selHandle(cmd.action == LFUN_RIGHTSEL);
439 cur.autocorrect() = false;
441 if (cur.inMacroMode())
442 cur.macroModeClose();
443 else if (cur.pos() != cur.lastpos() && cur.openable(cur.nextAtom())) {
444 cur.pushLeft(*cur.nextAtom().nucleus());
445 cur.inset().idxFirst(cur);
446 } else if (cur.posRight() || idxRight(cur)
447 || cur.popRight() || cur.selection())
450 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
455 cur.selHandle(cmd.action == LFUN_LEFTSEL);
456 cur.autocorrect() = false;
458 if (cur.inMacroMode())
459 cur.macroModeClose();
460 else if (cur.pos() != 0 && cur.openable(cur.prevAtom())) {
462 cur.push(*cur.nextAtom().nucleus());
463 cur.inset().idxLast(cur);
464 } else if (cur.posLeft() || idxLeft(cur)
465 || cur.popLeft() || cur.selection())
468 cmd = FuncRequest(LFUN_FINISHED_LEFT);
473 cur.selHandle(cmd.action == LFUN_UPSEL);
475 cmd = FuncRequest(LFUN_FINISHED_UP);
480 cur.selHandle(cmd.action == LFUN_DOWNSEL);
482 cmd = FuncRequest(LFUN_FINISHED_DOWN);
485 case LFUN_MOUSE_DOUBLE:
486 case LFUN_MOUSE_TRIPLE:
491 cur.selection() = true;
492 cur.pos() = cur.lastpos();
493 cur.idx() = cur.lastidx();
496 case LFUN_UP_PARAGRAPHSEL:
497 case LFUN_UP_PARAGRAPH:
498 case LFUN_DOWN_PARAGRAPHSEL:
499 case LFUN_DOWN_PARAGRAPH:
504 case LFUN_WORDLEFTSEL:
506 cur.selHandle(cmd.action == LFUN_WORDLEFTSEL || cmd.action == LFUN_HOMESEL);
507 cur.macroModeClose();
508 if (cur.pos() != 0) {
510 } else if (cur.col() != 0) {
511 cur.idx() -= cur.col();
513 } else if (cur.idx() != 0) {
517 cmd = FuncRequest(LFUN_FINISHED_LEFT);
521 case LFUN_WORDRIGHTSEL:
525 cur.selHandle(cmd.action == LFUN_WORDRIGHTSEL || cmd.action == LFUN_ENDSEL);
526 cur.macroModeClose();
528 if (cur.pos() != cur.lastpos()) {
529 cur.pos() = cur.lastpos();
530 } else if (cur.col() != cur.lastcol()) {
531 cur.idx() = cur.idx() - cur.col() + cur.lastcol();
532 cur.pos() = cur.lastpos();
533 } else if (cur.idx() != cur.lastidx()) {
534 cur.idx() = cur.lastidx();
535 cur.pos() = cur.lastpos();
537 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
543 case LFUN_BEGINNINGBUFSEL:
544 case LFUN_BEGINNINGBUF:
545 cmd = FuncRequest(LFUN_FINISHED_LEFT);
552 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
555 case LFUN_CELL_FORWARD:
556 cur.inset().idxNext(cur);
559 case LFUN_CELL_BACKWARD:
560 cur.inset().idxPrev(cur);
563 case LFUN_DELETE_WORD_BACKWARD:
565 recordUndo(cur, Undo::ATOMIC);
569 case LFUN_DELETE_WORD_FORWARD:
573 cmd = FuncRequest(LFUN_FINISHED_LEFT);
578 cur.clearSelection();
580 cmd = FuncRequest(LFUN_FINISHED_LEFT);
583 case LFUN_INSET_TOGGLE:
586 if (cur.pos() != cur.lastpos()) {
587 // toggle previous inset ...
588 cur.nextAtom().nucleus()->lock(!cur.nextAtom()->lock());
589 } else if (cur.popLeft() && cur.pos() != cur.lastpos()) {
590 // ... or enclosing inset if we are in the last inset position
591 cur.nextAtom().nucleus()->lock(!cur.nextAtom()->lock());
596 case LFUN_SELFINSERT:
598 if (cmd.argument.size() != 1) {
599 cur.insert(cmd.argument);
602 if (!interpret(cur, cmd.argument[0]))
603 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
607 // sprintf(dispatch_buffer, "%d %d",);
611 lyxerr << "LFUN_SETXY broken!" << endl;
614 istringstream is(cmd.argument.c_str());
616 cur.setScreenPos(x, y);
620 // Special casing for superscript in case of LyX handling
622 case LFUN_CIRCUMFLEX:
623 if (cmd.argument.empty()) {
624 // do superscript if LyX handles
626 recordUndo(cur, Undo::ATOMIC);
644 case LFUN_HUNG_UMLAUT:
648 case LFUN_FREEFONT_APPLY:
649 case LFUN_FREEFONT_UPDATE:
650 handleFont2(cur, cmd.argument);
654 handleFont(cur, cmd.argument, "mathbf");
657 handleFont(cur, cmd.argument, "mathsf");
660 handleFont(cur, cmd.argument, "mathcal");
663 handleFont(cur, cmd.argument, "mathrm");
666 handleFont(cur, cmd.argument, "texttt");
669 handleFont(cur, cmd.argument, "mathfrak");
672 handleFont(cur, cmd.argument, "mathit");
675 handleFont(cur, cmd.argument, "mathbb");
677 //case LFUN_FREEFONT_APPLY:
678 handleFont(cur, cmd.argument, "textrm");
681 handleFont(cur, cmd.argument, "textnormal");
686 cur.macroModeClose();
688 cur.plainInsert(MathAtom(new MathMBoxInset(cur.bv())));
690 cur.pushLeft(*cur.nextInset());
692 if (currentMode() == InsetBase::TEXT_MODE) {
693 cur.niceInsert(MathAtom(new MathHullInset("simple")));
694 cur.message(_("create new math text environment ($...$)"));
696 handleFont(cur, cmd.argument, "textrm");
697 cur.message(_("entered math text mode (textrm)"));
709 case LFUN_INSERT_MATRIX: {
710 recordUndo(cur, Undo::ATOMIC);
715 istringstream is(cmd.argument);
716 is >> m >> n >> v_align >> h_align;
723 MathAtom(new MathArrayInset("array", m, n, v_align[0], h_align)));
727 case LFUN_MATH_DELIM: {
728 lyxerr << "MathNestInset::LFUN_MATH_DELIM" << endl;
730 string rs = lyx::support::split(cmd.argument, ls, ' ');
731 // Reasonable default values
736 recordUndo(cur, Undo::ATOMIC);
737 cur.handleNest(MathAtom(new MathDelimInset(ls, rs)));
741 case LFUN_SPACE_INSERT:
742 case LFUN_MATH_SPACE:
743 recordUndo(cur, Undo::ATOMIC);
744 cur.insert(MathAtom(new MathSpaceInset(",")));
748 // interpret this as if a backslash was typed
749 recordUndo(cur, Undo::ATOMIC);
750 interpret(cur, '\\');
753 // FIXME: We probably should swap parts of "math-insert" and "self-insert"
754 // handling such that "self-insert" works on "arbitrary stuff" too, and
755 // math-insert only handles special math things like "matrix".
756 case LFUN_INSERT_MATH:
757 recordUndo(cur, Undo::ATOMIC);
758 cur.niceInsert(cmd.argument);
761 case LFUN_DIALOG_SHOW_NEW_INSET: {
762 string const & name = cmd.argument;
767 data = tmp.createDialogStr(name);
770 cur.bv().owner()->getDialogs().show(name, data, 0);
774 case LFUN_INSET_APPLY: {
775 string const name = cmd.getArg(0);
776 InsetBase * base = cur.bv().owner()->getDialogs().getOpenInset(name);
779 FuncRequest fr(LFUN_INSET_MODIFY, cmd.argument);
780 base->dispatch(cur, fr);
784 if (createMathInset_fromDialogStr(cmd.argument, ar)) {
793 MathDimInset::priv_dispatch(cur, cmd);
799 bool MathNestInset::getStatus(LCursor & /*cur*/, FuncRequest const & cmd,
800 FuncStatus & flag) const
802 // the font related toggles
803 //string tc = "mathnormal";
805 switch (cmd.action) {
807 case LFUN_TABULAR_FEATURE:
808 // FIXME: check temporarily disabled
810 char align = mathcursor::valign();
815 if (cmd.argument.empty()) {
819 if (!contains("tcb", cmd.argument[0])) {
823 flag.setOnOff(cmd.argument[0] == align);
826 flag.setOnOff(tc == "mathbf");
829 flag.setOnOff(tc == "mathsf");
832 flag.setOnOff(tc == "mathcal");
835 flag.setOnOff(tc == "mathrm");
838 flag.setOnOff(tc == "mathtt");
841 flag.setOnOff(tc == "mathbb");
844 flag.setOnOff(tc == "mathnormal");
847 case LFUN_MATH_MUTATE:
848 //flag.setOnOff(mathcursor::formula()->hullType() == cmd.argument);
849 flag.setOnOff(false);
852 // we just need to be in math mode to enable that
854 case LFUN_MATH_SPACE:
855 case LFUN_MATH_LIMITS:
856 case LFUN_MATH_NONUMBER:
857 case LFUN_MATH_NUMBER:
858 case LFUN_MATH_EXTERN:
870 void MathNestInset::edit(LCursor & cur, bool left)
873 cur.idx() = left ? 0 : cur.lastidx();
874 cur.pos() = left ? 0 : cur.lastpos();
876 lyxerr << "MathNestInset::edit, cur:\n" << cur << endl;
880 InsetBase * MathNestInset::editXY(LCursor & cur, int x, int y)
883 int dist_min = 1000000;
884 for (idx_type i = 0; i < nargs(); ++i) {
885 int d = cell(i).dist(x, y);
891 MathArray & ar = cell(idx_min);
894 cur.pos() = ar.x2pos(x - ar.xo());
895 lyxerr << "found cell : " << idx_min << " pos: " << cur.pos() << endl;
898 for (pos_type i = 0, n = ar.size(); i < n; ++i)
899 if (ar[i]->covers(x, y))
900 return ar[i].nucleus()->editXY(cur, x, y);
906 void MathNestInset::lfunMouseRelease(LCursor & cur, FuncRequest & cmd)
908 //lyxerr << "lfunMouseRelease: buttons: " << cmd.button() << endl;
910 if (cmd.button() == mouse_button::button1) {
911 // try to dispatch to enclosed insets first
912 //cur.bv().stuffClipboard(cur.grabSelection());
916 if (cmd.button() == mouse_button::button2) {
918 asArray(cur.bv().getClipboard(), ar);
919 cur.clearSelection();
920 cur.setScreenPos(cmd.x, cmd.y);
926 if (cmd.button() == mouse_button::button3) {
927 // try to dispatch to enclosed insets first
928 cur.bv().owner()->getDialogs().show("mathpanel");
936 void MathNestInset::lfunMousePress(LCursor & cur, FuncRequest & cmd)
938 lyxerr << "lfunMousePress: buttons: " << cmd.button() << endl;
939 if (cmd.button() == mouse_button::button1) {
942 //cur.setScreenPos(cmd.x + xo_, cmd.y + yo_);
943 lyxerr << "lfunMousePress: setting cursor to: " << cur << endl;
945 cur.bv().cursor() = cur;
948 if (cmd.button() == mouse_button::button2) {
949 cur.dispatch(FuncRequest(LFUN_PASTESELECTION));
954 void MathNestInset::lfunMouseMotion(LCursor & cur, FuncRequest & cmd)
956 // only select with button 1
957 if (cmd.button() != mouse_button::button1)
960 if (abs(cmd.x - first_x) < 2 && abs(cmd.y - first_y) < 2)
966 cur.bv().cursor().setCursor(cur, true);
970 bool MathNestInset::interpret(LCursor & cur, char c)
972 lyxerr << "interpret 2: '" << c << "'" << endl;
976 if (cur.inMacroMode()) {
977 string name = cur.macroName();
978 lyxerr << "interpret macro name: '" << name << "'" << endl;
980 /// are we currently typing '#1' or '#2' or...?
984 if (n >= 1 && n <= 9)
985 cur.insert(new MathMacroArgument(n));
990 cur.activeMacro()->setName(name + c);
994 // handle 'special char' macros
999 if (currentMode() == MathInset::TEXT_MODE)
1000 cur.niceInsert(createMathInset("textbackslash"));
1002 cur.niceInsert(createMathInset("backslash"));
1003 } else if (c == '{') {
1005 cur.niceInsert(MathAtom(new MathBraceInset));
1006 } else if (c == '#') {
1007 lyxerr << "setting name to " << name + c << endl;
1008 BOOST_ASSERT(cur.activeMacro());
1009 cur.activeMacro()->setName(name + c);
1010 lyxerr << "set name to " << name + c << endl;
1013 cur.niceInsert(createMathInset(string(1, c)));
1018 // leave macro mode and try again if necessary
1019 cur.macroModeClose();
1021 cur.niceInsert(MathAtom(new MathBraceInset));
1027 // This is annoying as one has to press <space> far too often.
1031 // leave autocorrect mode if necessary
1032 if (autocorrect() && c == ' ') {
1033 autocorrect() = false;
1038 // just clear selection on pressing the space bar
1039 if (cur.selection() && c == ' ') {
1040 cur.selection() = false;
1047 //lyxerr << "starting with macro" << endl;
1048 cur.insert(MathAtom(new MathUnknownInset("\\", false)));
1053 if (currentMode() == MathInset::TEXT_MODE)
1059 if (currentMode() == MathInset::TEXT_MODE) {
1060 // insert spaces in text mode,
1061 // but suppress direct insertion of two spaces in a row
1062 // the still allows typing '<space>a<space>' and deleting the 'a', but
1063 // it is better than nothing...
1064 if (!cur.pos() != 0 || cur.prevAtom()->getChar() != ' ')
1068 if (cur.pos() != 0 && cur.prevAtom()->asSpaceInset()) {
1069 cur.prevAtom().nucleus()->asSpaceInset()->incSpace();
1074 // if are at the very end, leave the formula
1075 return cur.pos() != cur.lastpos();
1088 if (c == '{' || c == '}' || c == '&' || c == '$' || c == '#') {
1089 cur.niceInsert(createMathInset(string(1, c)));
1094 cur.niceInsert(MathAtom(new MathCommentInset));
1098 // try auto-correction
1099 //if (autocorrect() && hasPrevAtom() && math_autocorrect(prevAtom(), c))
1102 // no special circumstances, so insert the character without any fuss
1104 cur.autocorrect() = true;
1109 bool MathNestInset::script(LCursor & cur, bool up)
1111 // Hack to get \\^ and \\_ working
1112 lyxerr << "handling script: up: " << up << endl;
1113 if (cur.inMacroMode() && cur.macroName() == "\\") {
1115 cur.niceInsert(createMathInset("mathcircumflex"));
1117 interpret(cur, '_');
1121 cur.macroModeClose();
1122 string safe = grabAndEraseSelection(cur);
1123 if (asScriptInset() && cur.idx() == 0) {
1124 // we are in a nucleus of a script inset, move to _our_ script
1125 MathScriptInset * inset = asScriptInset();
1126 lyxerr << " going to cell " << inset->idxOfScript(up) << endl;
1128 cur.idx() = inset->idxOfScript(up);
1130 } else if (cur.pos() != 0 && cur.prevAtom()->asScriptInset()) {
1132 MathScriptInset * inset = cur.nextAtom().nucleus()->asScriptInset();
1134 cur.idx() = inset->idxOfScript(up);
1135 cur.pos() = cur.lastpos();
1137 // convert the thing to our left to a scriptinset or create a new
1138 // one if in the very first position of the array
1139 if (cur.pos() == 0) {
1140 lyxerr << "new scriptinset" << endl;
1141 cur.insert(new MathScriptInset(up));
1143 lyxerr << "converting prev atom " << endl;
1144 cur.prevAtom() = MathAtom(new MathScriptInset(cur.prevAtom(), up));
1146 lyxerr << "new scriptinset 2: cur:\n" << cur << endl;
1148 lyxerr << "new scriptinset 3: cur:\n" << cur << endl;
1149 MathScriptInset * inset = cur.nextAtom().nucleus()->asScriptInset();
1150 lyxerr << "new scriptinset 3: inset:\n" << inset << endl;
1155 lyxerr << "pasting 1: safe:\n" << safe << endl;
1158 lyxerr << "pasting 2: safe:\n" << safe << endl;