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 cur.autocorrect() = false;
719 cur.message(_("Autocorrect Off ('!' to enter)"));
722 bool up = act == LFUN_UP || act == LFUN_UP_SELECT;
723 bool successful = cur.upDownInMath(up);
727 if (cur.fixIfBroken())
728 // FIXME: Something bad happened. We pass the corrected Cursor
729 // instead of letting things go worse.
732 // We did not manage to move the cursor.
737 case LFUN_MOUSE_DOUBLE:
738 case LFUN_WORD_SELECT:
741 cur.setSelection(true);
742 cur.pos() = cur.lastpos();
743 cur.bv().cursor() = cur;
746 case LFUN_MOUSE_TRIPLE:
750 cur.setSelection(true);
751 cur.idx() = cur.lastidx();
752 cur.pos() = cur.lastpos();
753 cur.bv().cursor() = cur;
756 case LFUN_PARAGRAPH_UP:
757 case LFUN_PARAGRAPH_DOWN:
758 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
760 case LFUN_PARAGRAPH_UP_SELECT:
761 case LFUN_PARAGRAPH_DOWN_SELECT:
764 case LFUN_LINE_BEGIN:
765 case LFUN_WORD_BACKWARD:
767 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
769 case LFUN_LINE_BEGIN_SELECT:
770 case LFUN_WORD_BACKWARD_SELECT:
771 case LFUN_WORD_LEFT_SELECT:
772 cur.selHandle(act == LFUN_WORD_BACKWARD_SELECT ||
773 act == LFUN_WORD_LEFT_SELECT ||
774 act == LFUN_LINE_BEGIN_SELECT);
775 cur.macroModeClose();
776 if (cur.pos() != 0) {
778 } else if (cur.col() != 0) {
779 cur.idx() -= cur.col();
781 } else if (cur.idx() != 0) {
785 cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
790 case LFUN_WORD_FORWARD:
791 case LFUN_WORD_RIGHT:
793 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
795 case LFUN_WORD_FORWARD_SELECT:
796 case LFUN_WORD_RIGHT_SELECT:
797 case LFUN_LINE_END_SELECT:
798 cur.selHandle(act == LFUN_WORD_FORWARD_SELECT ||
799 act == LFUN_WORD_RIGHT_SELECT ||
800 act == LFUN_LINE_END_SELECT);
801 cur.macroModeClose();
803 if (cur.pos() != cur.lastpos()) {
804 cur.pos() = cur.lastpos();
805 } else if (ncols() && (cur.col() != cur.lastcol())) {
806 cur.idx() = cur.idx() - cur.col() + cur.lastcol();
807 cur.pos() = cur.lastpos();
808 } else if (cur.idx() != cur.lastidx()) {
809 cur.idx() = cur.lastidx();
810 cur.pos() = cur.lastpos();
812 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
817 case LFUN_CELL_FORWARD:
818 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
819 cur.inset().idxNext(cur);
822 case LFUN_CELL_BACKWARD:
823 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
824 cur.inset().idxPrev(cur);
827 case LFUN_WORD_DELETE_BACKWARD:
828 case LFUN_CHAR_DELETE_BACKWARD:
830 // May affect external cell:
831 cur.recordUndoInset();
832 else if (!cur.inMacroMode())
833 cur.recordUndoSelection();
834 // if the inset can not be removed from within, delete it
835 if (!cur.backspace()) {
836 FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD);
837 cur.innerText()->dispatch(cur, cmd);
841 case LFUN_WORD_DELETE_FORWARD:
842 case LFUN_CHAR_DELETE_FORWARD:
843 if (cur.pos() == cur.lastpos())
844 // May affect external cell:
845 cur.recordUndoInset();
847 cur.recordUndoSelection();
848 // if the inset can not be removed from within, delete it
850 FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD);
851 cur.innerText()->dispatch(cur, cmd);
857 cur.clearSelection();
859 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
864 // 'Locks' the math inset. A 'locked' math inset behaves as a unit
865 // that is traversed by a single <CursorLeft>/<CursorRight>.
866 case LFUN_INSET_TOGGLE:
872 case LFUN_SELF_INSERT:
873 if (cmd.argument().size() != 1) {
874 cur.recordUndoSelection();
875 docstring const arg = cmd.argument();
876 if (!interpretString(cur, arg))
880 // Don't record undo steps if we are in macro mode and thus
881 // cmd.argument is the next character of the macro name.
882 // Otherwise we'll get an invalid cursor if we undo after
883 // the macro was finished and the macro is a known command,
884 // e.g. sqrt. Cursor::macroModeClose replaces in this case
885 // the InsetMathUnknown with name "frac" by an empty
886 // InsetMathFrac -> a pos value > 0 is invalid.
887 // A side effect is that an undo before the macro is finished
888 // undoes the complete macro, not only the last character.
889 // At the time we hit '\' we are not in macro mode, still.
890 if (!cur.inMacroMode())
891 cur.recordUndoSelection();
893 // spacial handling of space. If we insert an inset
894 // via macro mode, we want to put the cursor inside it
895 // if relevant. Think typing "\frac<space>".
896 if (cmd.argument()[0] == ' '
897 && cur.inMacroMode() && cur.macroName() != "\\"
898 && cur.macroModeClose() && cur.pos() > 0) {
899 MathAtom const atom = cur.prevAtom();
900 if (atom->asNestInset() && atom->isActive()) {
902 cur.pushBackward(*cur.nextInset());
904 } else if (!interpretChar(cur, cmd.argument()[0])) {
905 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
910 //case LFUN_SERVER_GET_XY:
913 case LFUN_SERVER_SET_XY: {
914 lyxerr << "LFUN_SERVER_SET_XY broken!" << endl;
917 istringstream is(to_utf8(cmd.argument()));
919 cur.setScreenPos(x, y);
923 // Special casing for superscript in case of LyX handling
925 case LFUN_ACCENT_CIRCUMFLEX:
926 if (cmd.argument().empty()) {
927 // do superscript if LyX handles
929 cur.recordUndoSelection();
930 script(cur, true, grabAndEraseSelection(cur));
934 case LFUN_ACCENT_UMLAUT:
935 case LFUN_ACCENT_ACUTE:
936 case LFUN_ACCENT_GRAVE:
937 case LFUN_ACCENT_BREVE:
938 case LFUN_ACCENT_DOT:
939 case LFUN_ACCENT_MACRON:
940 case LFUN_ACCENT_CARON:
941 case LFUN_ACCENT_TILDE:
942 case LFUN_ACCENT_CEDILLA:
943 case LFUN_ACCENT_CIRCLE:
944 case LFUN_ACCENT_UNDERDOT:
945 case LFUN_ACCENT_TIE:
946 case LFUN_ACCENT_OGONEK:
947 case LFUN_ACCENT_HUNGARIAN_UMLAUT:
951 case LFUN_TEXTSTYLE_APPLY:
952 case LFUN_TEXTSTYLE_UPDATE:
953 handleFont2(cur, cmd.argument());
957 if (currentMode() <= TEXT_MODE)
958 handleFont(cur, cmd.argument(), "textbf");
960 handleFont(cur, cmd.argument(), "mathbf");
962 case LFUN_FONT_BOLDSYMBOL:
963 if (currentMode() <= TEXT_MODE)
964 handleFont(cur, cmd.argument(), "textbf");
966 handleFont(cur, cmd.argument(), "boldsymbol");
969 if (currentMode() <= TEXT_MODE)
970 handleFont(cur, cmd.argument(), "textsf");
972 handleFont(cur, cmd.argument(), "mathsf");
975 if (currentMode() <= TEXT_MODE)
976 handleFont(cur, cmd.argument(), "emph");
978 handleFont(cur, cmd.argument(), "mathcal");
980 case LFUN_FONT_ROMAN:
981 if (currentMode() <= TEXT_MODE)
982 handleFont(cur, cmd.argument(), "textrm");
984 handleFont(cur, cmd.argument(), "mathrm");
986 case LFUN_FONT_TYPEWRITER:
987 if (currentMode() <= TEXT_MODE)
988 handleFont(cur, cmd.argument(), "texttt");
990 handleFont(cur, cmd.argument(), "mathtt");
993 handleFont(cur, cmd.argument(), "mathfrak");
996 if (currentMode() <= TEXT_MODE)
997 handleFont(cur, cmd.argument(), "textit");
999 handleFont(cur, cmd.argument(), "mathit");
1001 case LFUN_FONT_NOUN:
1002 if (currentMode() <= TEXT_MODE)
1003 // FIXME: should be "noun"
1004 handleFont(cur, cmd.argument(), "textsc");
1006 handleFont(cur, cmd.argument(), "mathbb");
1008 case LFUN_FONT_DEFAULT:
1009 handleFont(cur, cmd.argument(), "textnormal");
1011 case LFUN_FONT_UNDERLINE:
1013 cur.handleNest(createInsetMath("underline", cur.buffer()));
1016 case LFUN_MATH_MODE: {
1018 // ignore math-mode on when already in math mode
1019 if (currentMode() == Inset::MATH_MODE && cmd.argument() == "on")
1021 cur.recordUndoSelection();
1022 cur.macroModeClose();
1023 docstring const save_selection = grabAndEraseSelection(cur);
1025 if (currentMode() <= Inset::TEXT_MODE)
1026 cur.plainInsert(MathAtom(new InsetMathEnsureMath(buffer_)));
1028 cur.plainInsert(createInsetMath("text", buffer_));
1030 cur.pushBackward(*cur.nextInset());
1031 cur.niceInsert(save_selection);
1032 cur.forceBufferUpdate();
1034 if (currentMode() == Inset::TEXT_MODE) {
1035 cur.recordUndoSelection();
1036 cur.niceInsert(MathAtom(new InsetMathHull("simple", cur.buffer())));
1037 cur.message(_("create new math text environment ($...$)"));
1039 handleFont(cur, cmd.argument(), "textrm");
1040 cur.message(_("entered math text mode (textrm)"));
1046 case LFUN_REGEXP_MODE: {
1047 InsetMath * im = cur.inset().asInsetMath();
1049 InsetMathHull * i = im->asHullInset();
1050 if (i && i->getType() == hullRegexp) {
1051 cur.message(_("Already in regular expression mode"));
1055 cur.macroModeClose();
1056 docstring const save_selection = grabAndEraseSelection(cur);
1058 cur.plainInsert(MathAtom(new InsetMathHull(buffer_, hullRegexp)));
1060 cur.pushBackward(*cur.nextInset());
1061 cur.niceInsert(save_selection);
1062 cur.message(_("Regular expression editor mode"));
1066 case LFUN_MATH_FONT_STYLE: {
1067 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, '\\' + cmd.argument());
1068 doDispatch(cur, fr);
1072 case LFUN_MATH_SIZE: {
1073 FuncRequest fr = FuncRequest(LFUN_MATH_INSERT, cmd.argument());
1074 doDispatch(cur, fr);
1078 case LFUN_MATH_MATRIX: {
1084 idocstringstream is(cmd.argument());
1085 is >> m >> n >> v_align >> h_align;
1091 cur.niceInsert(MathAtom(new InsetMathArray(buffer_,
1092 from_ascii("array"), m, n, (char)v_align[0], h_align)));
1096 case LFUN_MATH_AMS_MATRIX: {
1100 docstring name = from_ascii("matrix");
1101 idocstringstream is(cmd.argument());
1102 is >> m >> n >> name;
1107 // check if we have a valid decoration
1108 if (name != "pmatrix" && name != "bmatrix"
1109 && name != "Bmatrix" && name != "vmatrix"
1110 && name != "Vmatrix" && name != "matrix")
1111 name = from_ascii("matrix");
1114 MathAtom(new InsetMathAMSArray(buffer_, name, m, n)));
1118 case LFUN_MATH_DELIM: {
1120 docstring rs = split(cmd.argument(), ls, ' ');
1121 // Reasonable default values
1127 cur.handleNest(MathAtom(new InsetMathDelim(buffer_, ls, rs)));
1131 case LFUN_MATH_BIGDELIM: {
1132 docstring const lname = from_utf8(cmd.getArg(0));
1133 docstring const ldelim = from_utf8(cmd.getArg(1));
1134 docstring const rname = from_utf8(cmd.getArg(2));
1135 docstring const rdelim = from_utf8(cmd.getArg(3));
1136 latexkeys const * l = in_word_set(lname);
1137 bool const have_l = l && l->inset == "big" &&
1138 InsetMathBig::isBigInsetDelim(ldelim);
1139 l = in_word_set(rname);
1140 bool const have_r = l && l->inset == "big" &&
1141 InsetMathBig::isBigInsetDelim(rdelim);
1142 // We mimic LFUN_MATH_DELIM in case we have an empty left
1143 // or right delimiter.
1144 if (have_l || have_r) {
1146 docstring const selection = grabAndEraseSelection(cur);
1149 cur.insert(MathAtom(new InsetMathBig(lname,
1151 // first insert the right delimiter and then go back
1152 // and re-insert the selection (bug 7088)
1154 cur.insert(MathAtom(new InsetMathBig(rname,
1158 cur.niceInsert(selection);
1160 // Don't call cur.undispatched() if we did nothing, this would
1161 // lead to infinite recursion via Text::dispatch().
1165 case LFUN_SPACE_INSERT: {
1166 cur.recordUndoSelection();
1167 string const name = cmd.getArg(0);
1168 if (name == "normal")
1169 cur.insert(MathAtom(new InsetMathSpace(" ", "")));
1170 else if (name == "protected")
1171 cur.insert(MathAtom(new InsetMathSpace("~", "")));
1172 else if (name == "thin" || name == "med" || name == "thick")
1173 cur.insert(MathAtom(new InsetMathSpace(name + "space", "")));
1174 else if (name == "hfill*")
1175 cur.insert(MathAtom(new InsetMathSpace("hspace*{\\fill}", "")));
1176 else if (name == "quad" || name == "qquad" ||
1177 name == "enspace" || name == "enskip" ||
1178 name == "negthinspace" || name == "negmedspace" ||
1179 name == "negthickspace" || name == "hfill")
1180 cur.insert(MathAtom(new InsetMathSpace(name, "")));
1181 else if (name == "hspace" || name == "hspace*") {
1182 string const len = cmd.getArg(1);
1183 if (len.empty() || !isValidLength(len)) {
1184 lyxerr << "LyX function 'space-insert " << name << "' "
1185 "needs a valid length argument." << endl;
1188 cur.insert(MathAtom(new InsetMathSpace(name, len)));
1190 cur.insert(MathAtom(new InsetMathSpace));
1194 case LFUN_MATH_SPACE:
1195 cur.recordUndoSelection();
1196 if (cmd.argument().empty())
1197 cur.insert(MathAtom(new InsetMathSpace));
1199 string const name = cmd.getArg(0);
1200 string const len = cmd.getArg(1);
1201 cur.insert(MathAtom(new InsetMathSpace(name, len)));
1205 case LFUN_ERT_INSERT:
1206 // interpret this as if a backslash was typed
1208 interpretChar(cur, '\\');
1211 case LFUN_MATH_SUBSCRIPT:
1212 // interpret this as if a _ was typed
1213 cur.recordUndoSelection();
1214 interpretChar(cur, '_');
1217 case LFUN_MATH_SUPERSCRIPT:
1218 // interpret this as if a ^ was typed
1219 cur.recordUndoSelection();
1220 interpretChar(cur, '^');
1223 case LFUN_MATH_MACRO_FOLD:
1224 case LFUN_MATH_MACRO_UNFOLD: {
1226 bool fold = act == LFUN_MATH_MACRO_FOLD;
1227 bool found = findMacroToFoldUnfold(it, fold);
1229 MathMacro * macro = it.nextInset()->asInsetMath()->asMacro();
1230 cur.recordUndoInset();
1239 case LFUN_QUOTE_INSERT:
1240 // interpret this as if a straight " was typed
1241 cur.recordUndoSelection();
1242 interpretChar(cur, '\"');
1245 // FIXME: We probably should swap parts of "math-insert" and "self-insert"
1246 // handling such that "self-insert" works on "arbitrary stuff" too, and
1247 // math-insert only handles special math things like "matrix".
1248 case LFUN_MATH_INSERT: {
1249 cur.recordUndoSelection();
1250 if (cmd.argument() == "^" || cmd.argument() == "_")
1251 interpretChar(cur, cmd.argument()[0]);
1254 asArray(cmd.argument(), ar);
1255 if (cur.selection() && ar.size() == 1
1256 && ar[0]->asNestInset()
1257 && ar[0]->asNestInset()->nargs() > 1)
1258 handleNest(cur, ar[0]);
1260 cur.niceInsert(cmd.argument());
1265 case LFUN_UNICODE_INSERT: {
1266 if (cmd.argument().empty())
1268 docstring hexstring = cmd.argument();
1269 if (isHex(hexstring)) {
1270 char_type c = hexToInt(hexstring);
1271 if (c >= 32 && c < 0x10ffff) {
1272 docstring s = docstring(1, c);
1273 FuncCode code = currentMode() == MATH_MODE ?
1274 LFUN_MATH_INSERT : LFUN_SELF_INSERT;
1275 lyx::dispatch(FuncRequest(code, s));
1281 case LFUN_DIALOG_SHOW_NEW_INSET: {
1282 docstring const & name = cmd.argument();
1284 if (name == "ref") {
1285 InsetMathRef tmp(buffer_, name);
1286 data = tmp.createDialogStr();
1287 cur.bv().showDialog(to_utf8(name), data);
1288 } else if (name == "mathspace") {
1289 cur.bv().showDialog(to_utf8(name));
1294 case LFUN_INSET_INSERT: {
1296 if (createInsetMath_fromDialogStr(cmd.argument(), ar)) {
1297 cur.recordUndoSelection();
1299 cur.forceBufferUpdate();
1304 case LFUN_INSET_DISSOLVE:
1305 if (!asHullInset()) {
1306 cur.recordUndoInset();
1312 InsetMath::doDispatch(cur, cmd);
1318 bool InsetMathNest::findMacroToFoldUnfold(Cursor & it, bool fold) const {
1319 // look for macro to open/close, but stay in mathed
1320 for (; !it.empty(); it.pop_back()) {
1322 // go backward through the current cell
1323 Inset * inset = it.nextInset();
1324 while (inset && inset->asInsetMath()) {
1325 MathMacro * macro = inset->asInsetMath()->asMacro();
1327 // found the an macro to open/close?
1328 if (macro->folded() != fold)
1331 // Wrong folding state.
1332 // If this was the first we see in this slice, look further left,
1334 if (inset != it.nextInset())
1338 // go up if this was the left most position
1344 inset = it.nextInset();
1352 bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
1353 FuncStatus & flag) const
1355 // the font related toggles
1356 //string tc = "mathnormal";
1358 string const arg = to_utf8(cmd.argument());
1359 switch (cmd.action()) {
1360 case LFUN_INSET_MODIFY:
1361 flag.setEnabled(false);
1364 case LFUN_INSET_MODIFY:
1365 // FIXME: check temporarily disabled
1367 char align = mathcursor::valign();
1368 if (align == '\0') {
1372 if (cmd.argument().empty()) {
1376 if (!contains("tcb", cmd.argument()[0])) {
1380 flag.setOnOff(cmd.argument()[0] == align);
1383 /// We have to handle them since 1.4 blocks all unhandled actions
1384 case LFUN_FONT_ITAL:
1385 case LFUN_FONT_BOLD:
1386 case LFUN_FONT_BOLDSYMBOL:
1387 case LFUN_FONT_SANS:
1388 case LFUN_FONT_EMPH:
1389 case LFUN_FONT_TYPEWRITER:
1390 case LFUN_FONT_NOUN:
1391 case LFUN_FONT_ROMAN:
1392 case LFUN_FONT_DEFAULT:
1393 flag.setEnabled(true);
1396 // we just need to be in math mode to enable that
1397 case LFUN_MATH_SIZE:
1398 case LFUN_MATH_SPACE:
1399 case LFUN_MATH_EXTERN:
1400 flag.setEnabled(true);
1403 case LFUN_FONT_UNDERLINE:
1404 case LFUN_FONT_FRAK:
1405 flag.setEnabled(currentMode() != TEXT_MODE);
1408 case LFUN_MATH_FONT_STYLE: {
1409 bool const textarg =
1410 arg == "textbf" || arg == "textsf" ||
1411 arg == "textrm" || arg == "textmd" ||
1412 arg == "textit" || arg == "textsc" ||
1413 arg == "textsl" || arg == "textup" ||
1414 arg == "texttt" || arg == "textbb" ||
1415 arg == "textnormal";
1416 flag.setEnabled(currentMode() != TEXT_MODE || textarg);
1420 case LFUN_MATH_MODE:
1421 // forbid "math-mode on" in math mode to prevent irritating
1422 // behaviour of menu entries (bug 6709)
1423 flag.setEnabled(currentMode() == TEXT_MODE || arg != "on");
1426 case LFUN_MATH_INSERT:
1427 flag.setEnabled(currentMode() != TEXT_MODE);
1430 case LFUN_MATH_AMS_MATRIX:
1431 case LFUN_MATH_MATRIX:
1432 flag.setEnabled(currentMode() == MATH_MODE);
1435 case LFUN_INSET_INSERT: {
1436 // Don't test createMathInset_fromDialogStr(), since
1437 // getStatus is not called with a valid reference and the
1438 // dialog would not be applyable.
1439 string const name = cmd.getArg(0);
1440 flag.setEnabled(name == "ref" || name == "mathspace");
1444 case LFUN_DIALOG_SHOW_NEW_INSET: {
1445 docstring const & name = cmd.argument();
1446 if (name == "space")
1447 flag.setEnabled(false);
1452 case LFUN_MATH_DELIM:
1453 case LFUN_MATH_BIGDELIM:
1454 // Don't do this with multi-cell selections
1455 flag.setEnabled(cur.selBegin().idx() == cur.selEnd().idx());
1458 case LFUN_MATH_MACRO_FOLD:
1459 case LFUN_MATH_MACRO_UNFOLD: {
1461 bool found = findMacroToFoldUnfold(it, cmd.action() == LFUN_MATH_MACRO_FOLD);
1462 flag.setEnabled(found);
1466 case LFUN_SPECIALCHAR_INSERT:
1467 case LFUN_SCRIPT_INSERT:
1468 // FIXME: These would probably make sense in math-text mode
1469 flag.setEnabled(false);
1472 case LFUN_CAPTION_INSERT:
1473 flag.setEnabled(false);
1476 case LFUN_SPACE_INSERT: {
1477 docstring const & name = cmd.argument();
1478 if (name == "visible")
1479 flag.setEnabled(false);
1483 case LFUN_INSET_DISSOLVE:
1484 flag.setEnabled(!asHullInset());
1488 docstring const & name = cmd.argument();
1489 if (name == "html" || name == "latex")
1490 flag.setEnabled(false);
1502 void InsetMathNest::edit(Cursor & cur, bool front, EntryDirection entry_from)
1505 bool enter_front = (entry_from == Inset::ENTRY_DIRECTION_RIGHT ||
1506 (entry_from == Inset::ENTRY_DIRECTION_IGNORE && front));
1507 cur.idx() = enter_front ? 0 : cur.lastidx();
1508 cur.pos() = enter_front ? 0 : cur.lastpos();
1510 //lyxerr << "InsetMathNest::edit, cur:\n" << cur << endl;
1514 Inset * InsetMathNest::editXY(Cursor & cur, int x, int y)
1517 int dist_min = 1000000;
1518 for (idx_type i = 0, n = nargs(); i != n; ++i) {
1519 int const d = cell(i).dist(cur.bv(), x, y);
1525 MathData & ar = cell(idx_min);
1527 cur.idx() = idx_min;
1528 cur.pos() = ar.x2pos(&cur.bv(), x - ar.xo(cur.bv()));
1530 //lyxerr << "found cell : " << idx_min << " pos: " << cur.pos() << endl;
1531 if (dist_min == 0) {
1533 for (pos_type i = 0, n = ar.size(); i < n; ++i)
1534 if (ar[i]->covers(cur.bv(), x, y))
1535 return ar[i].nucleus()->editXY(cur, x, y);
1541 void InsetMathNest::lfunMousePress(Cursor & cur, FuncRequest & cmd)
1543 //lyxerr << "## lfunMousePress: buttons: " << cmd.button() << endl;
1544 BufferView & bv = cur.bv();
1545 if (cmd.button() == mouse_button::button3) {
1546 // Don't do anything if we right-click a
1547 // selection, a context menu will popup.
1548 if (bv.cursor().selection() && cur >= bv.cursor().selectionBegin()
1549 && cur < bv.cursor().selectionEnd()) {
1550 cur.noScreenUpdate();
1554 bool do_selection = cmd.button() == mouse_button::button1
1555 && cmd.argument() == "region-select";
1556 bv.mouseSetCursor(cur, do_selection);
1557 if (cmd.button() == mouse_button::button1) {
1558 //lyxerr << "## lfunMousePress: setting cursor to: " << cur << endl;
1559 // Update the cursor update flags as needed:
1561 // Update::Decoration: tells to update the decoration
1562 // (visual box corners that define
1564 // Update::FitCursor: adjust the screen to the cursor
1565 // position if needed
1566 // cur.result().update(): don't overwrite previously set flags.
1567 cur.screenUpdateFlags(Update::Decoration | Update::FitCursor
1568 | cur.result().screenUpdate());
1569 } else if (cmd.button() == mouse_button::button2 && lyxrc.mouse_middlebutton_paste) {
1570 if (cap::selection()) {
1571 // See comment in Text::dispatch why we do this
1572 cap::copySelectionToStack();
1573 cmd = FuncRequest(LFUN_PASTE, "0");
1574 doDispatch(bv.cursor(), cmd);
1577 asArray(theSelection().get(), ar);
1578 bv.cursor().insert(ar);
1584 void InsetMathNest::lfunMouseMotion(Cursor & cur, FuncRequest & cmd)
1586 // only select with button 1
1587 if (cmd.button() != mouse_button::button1)
1590 Cursor & bvcur = cur.bv().cursor();
1592 // ignore motions deeper nested than the real anchor
1593 if (!bvcur.realAnchor().hasPart(cur)) {
1598 CursorSlice old = bvcur.top();
1600 // We continue with our existing selection or start a new one, so don't
1601 // reset the anchor.
1602 bvcur.setCursor(cur);
1603 // Did we actually move?
1604 if (cur.top() == old)
1605 // We didn't move one iota, so no need to change selection status
1606 // or update the screen.
1607 cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1609 bvcur.setSelection();
1613 void InsetMathNest::lfunMouseRelease(Cursor & cur, FuncRequest & cmd)
1615 //lyxerr << "## lfunMouseRelease: buttons: " << cmd.button() << endl;
1617 if (cmd.button() == mouse_button::button1) {
1618 if (!cur.selection())
1619 cur.noScreenUpdate();
1621 Cursor & bvcur = cur.bv().cursor();
1622 bvcur.setSelection(true);
1631 bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
1633 //lyxerr << "interpret 2: '" << c << "'" << endl;
1634 docstring save_selection;
1635 if (c == '^' || c == '_')
1636 save_selection = grabAndEraseSelection(cur);
1639 Buffer * buf = cur.buffer();
1642 if (cur.inMacroMode()) {
1643 docstring name = cur.macroName();
1645 /// are we currently typing '#1' or '#2' or...?
1646 if (name == "\\#") {
1649 if (n >= 1 && n <= 9)
1650 cur.insert(new MathMacroArgument(n));
1654 // do not finish macro for known * commands
1655 bool star_macro = c == '*'
1656 && (in_word_set(name.substr(1) + '*')
1657 || cur.buffer()->getMacro(name.substr(1) + "*", cur, true));
1658 if (isAlphaASCII(c) || star_macro) {
1659 cur.activeMacro()->setName(name + docstring(1, c));
1663 // handle 'special char' macros
1668 if (currentMode() <= InsetMath::TEXT_MODE)
1669 cur.niceInsert(createInsetMath("textbackslash", buf));
1671 cur.niceInsert(createInsetMath("backslash", buf));
1672 } else if (c == '^' && currentMode() == InsetMath::MATH_MODE) {
1674 cur.niceInsert(createInsetMath("mathcircumflex", buf));
1675 } else if (c == '{' || c == '%') {
1676 //using the saved selection as argument
1677 InsetMathUnknown * p = cur.activeMacro();
1679 MathData sel(cur.buffer());
1680 asArray(p->selection(), sel);
1683 cur.niceInsert(MathAtom(new InsetMathBrace(sel)));
1685 cur.niceInsert(MathAtom(new InsetMathComment(sel)));
1686 } else if (c == '#') {
1687 LASSERT(cur.activeMacro(), return false);
1688 cur.activeMacro()->setName(name + docstring(1, c));
1691 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1696 // One character big delimiters. The others are handled in
1697 // interpretString().
1698 latexkeys const * l = in_word_set(name.substr(1));
1699 if (name[0] == '\\' && l && l->inset == "big") {
1703 delim = from_ascii("\\{");
1706 delim = from_ascii("\\}");
1709 delim = docstring(1, c);
1712 if (InsetMathBig::isBigInsetDelim(delim)) {
1713 // name + delim ared a valid InsetMathBig.
1714 // We can't use cur.macroModeClose() because
1715 // it does not handle delim.
1716 InsetMathUnknown * p = cur.activeMacro();
1719 cur.cell().erase(cur.pos());
1720 cur.plainInsert(MathAtom(
1721 new InsetMathBig(name.substr(1), delim)));
1724 } else if (name == "\\smash" && c == '[') {
1725 // We can't use cur.macroModeClose() because
1726 // it would create an InsetMathPhantom
1727 InsetMathUnknown * p = cur.activeMacro();
1729 interpretChar(cur, c);
1733 // leave macro mode and try again if necessary
1734 if (cur.macroModeClose()) {
1735 MathAtom const atom = cur.prevAtom();
1736 if (atom->asNestInset() && atom->isActive()) {
1738 cur.pushBackward(*cur.nextInset());
1742 cur.niceInsert(MathAtom(new InsetMathBrace(buf)));
1744 interpretChar(cur, c);
1749 // leave autocorrect mode if necessary
1750 if (lyxrc.autocorrection_math && c == ' ' && cur.autocorrect()) {
1751 cur.autocorrect() = false;
1752 cur.message(_("Autocorrect Off ('!' to enter)"));
1755 if (lyxrc.autocorrection_math && c == '!' && !cur.autocorrect()) {
1756 cur.autocorrect() = true;
1757 cur.message(_("Autocorrect On (<space> to exit)"));
1761 // just clear selection on pressing the space bar
1762 if (cur.selection() && c == ' ') {
1763 cur.setSelection(false);
1768 //lyxerr << "starting with macro" << endl;
1769 bool reduced = cap::reduceSelectionToOneCell(cur);
1770 if (reduced || !cur.selection()) {
1771 cur.recordUndoInset();
1772 docstring const safe = cap::grabAndEraseSelection(cur);
1773 if (!cur.inRegexped())
1774 cur.insert(MathAtom(new InsetMathUnknown(from_ascii("\\"), safe, false)));
1776 cur.niceInsert(createInsetMath("backslash", buf));
1784 if (currentMode() <= InsetMath::TEXT_MODE)
1790 if (currentMode() <= InsetMath::TEXT_MODE) {
1791 // insert spaces in text or undecided mode,
1792 // but suppress direct insertion of two spaces in a row
1793 // the still allows typing '<space>a<space>' and deleting the 'a', but
1794 // it is better than nothing...
1795 if (cur.pos() == 0 || cur.prevAtom()->getChar() != ' ') {
1797 // FIXME: we have to enable full redraw here because of the
1798 // visual box corners that define the inset. If we know for
1799 // sure that we stay within the same cell we can optimize for
1801 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1805 if (cur.pos() != 0 && cur.prevAtom()->asSpaceInset()) {
1806 cur.prevAtom().nucleus()->asSpaceInset()->incSpace();
1807 // FIXME: we have to enable full redraw here because of the
1808 // visual box corners that define the inset. If we know for
1809 // sure that we stay within the same cell we can optimize for
1811 //cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1815 if (cur.popForward()) {
1816 // FIXME: we have to enable full redraw here because of the
1817 // visual box corners that define the inset. If we know for
1818 // sure that we stay within the same cell we can optimize for
1820 //cur.screenUpdateFlags(Update::FitCursor);
1824 // if we are at the very end, leave the formula
1825 return cur.pos() != cur.lastpos();
1828 // These should be treated differently when not in text mode:
1829 if (cur.inRegexped()) {
1832 cur.niceInsert(createInsetMath("mathcircumflex", buf));
1839 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1842 cur.niceInsert(createInsetMath("sim", buf));
1848 } else if (currentMode() != InsetMath::TEXT_MODE) {
1850 script(cur, false, save_selection);
1854 script(cur, true, save_selection);
1858 cur.niceInsert(createInsetMath("sim", buf));
1861 if (currentMode() == InsetMath::MATH_MODE && !isAsciiOrMathAlpha(c)) {
1862 MathAtom at = createInsetMath("text", buf);
1863 at.nucleus()->cell(0).push_back(MathAtom(new InsetMathChar(c)));
1870 cur.niceInsert(createInsetMath("textasciicircum", buf));
1874 cur.niceInsert(createInsetMath("textasciitilde", buf));
1879 if (c == '{' || c == '}' || c == '&' || c == '$' || c == '#' ||
1880 c == '%' || c == '_') {
1881 cur.niceInsert(createInsetMath(docstring(1, c), buf));
1886 // try auto-correction
1887 if (lyxrc.autocorrection_math && cur.autocorrect() && cur.pos() != 0
1888 && math_autocorrect(cur.prevAtom(), c))
1891 // no special circumstances, so insert the character without any fuss
1893 if (lyxrc.autocorrection_math) {
1894 if (!cur.autocorrect())
1895 cur.message(_("Autocorrect Off ('!' to enter)"));
1897 cur.message(_("Autocorrect On (<space> to exit)"));
1903 bool InsetMathNest::interpretString(Cursor & cur, docstring const & str)
1905 // Create a InsetMathBig from cur.cell()[cur.pos() - 1] and t if
1907 if (!cur.empty() && cur.pos() > 0 &&
1908 cur.cell()[cur.pos() - 1]->asUnknownInset()) {
1909 if (InsetMathBig::isBigInsetDelim(str)) {
1910 docstring prev = asString(cur.cell()[cur.pos() - 1]);
1911 if (prev[0] == '\\') {
1912 prev = prev.substr(1);
1913 latexkeys const * l = in_word_set(prev);
1914 if (l && l->inset == "big") {
1915 cur.cell()[cur.pos() - 1] =
1916 MathAtom(new InsetMathBig(prev, str));
1926 bool InsetMathNest::script(Cursor & cur, bool up)
1928 return script(cur, up, docstring());
1932 bool InsetMathNest::script(Cursor & cur, bool up,
1933 docstring const & save_selection)
1935 // Hack to get \^ and \_ working
1936 //lyxerr << "handling script: up: " << up << endl;
1937 if (cur.inMacroMode() && cur.macroName() == "\\") {
1939 cur.niceInsert(createInsetMath("mathcircumflex", cur.buffer()));
1941 interpretChar(cur, '_');
1945 cur.macroModeClose();
1946 if (asScriptInset() && cur.idx() == 0) {
1947 // we are in a nucleus of a script inset, move to _our_ script
1948 InsetMathScript * inset = asScriptInset();
1949 //lyxerr << " going to cell " << inset->idxOfScript(up) << endl;
1951 cur.idx() = inset->idxOfScript(up);
1953 } else if (cur.pos() != 0 && cur.prevAtom()->asScriptInset()) {
1955 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1958 cur.idx() = inset->idxOfScript(up);
1959 cur.pos() = cur.lastpos();
1961 // convert the thing to our left to a scriptinset or create a new
1962 // one if in the very first position of the array
1963 if (cur.pos() == 0) {
1964 //lyxerr << "new scriptinset" << endl;
1965 cur.insert(new InsetMathScript(buffer_, up));
1967 //lyxerr << "converting prev atom " << endl;
1968 cur.prevAtom() = MathAtom(new InsetMathScript(buffer_, cur.prevAtom(), up));
1971 InsetMathScript * inset = cur.nextAtom().nucleus()->asScriptInset();
1972 // See comment in MathParser.cpp for special handling of {}-bases
1978 //lyxerr << "inserting selection 1:\n" << save_selection << endl;
1979 cur.niceInsert(save_selection);
1981 //lyxerr << "inserting selection 2:\n" << save_selection << endl;
1986 bool InsetMathNest::completionSupported(Cursor const & cur) const
1988 return cur.inMacroMode();
1992 bool InsetMathNest::inlineCompletionSupported(Cursor const & cur) const
1994 return cur.inMacroMode();
1998 bool InsetMathNest::automaticInlineCompletion() const
2000 return lyxrc.completion_inline_math;
2004 bool InsetMathNest::automaticPopupCompletion() const
2006 return lyxrc.completion_popup_math;
2010 CompletionList const *
2011 InsetMathNest::createCompletionList(Cursor const & cur) const
2013 if (!cur.inMacroMode())
2016 return new MathCompletionList(cur);
2020 docstring InsetMathNest::completionPrefix(Cursor const & cur) const
2022 if (!cur.inMacroMode())
2025 return cur.activeMacro()->name();
2029 bool InsetMathNest::insertCompletion(Cursor & cur, docstring const & s,
2032 if (!cur.inMacroMode())
2035 // append completion to active macro
2036 InsetMathUnknown * inset = cur.activeMacro();
2037 inset->setName(inset->name() + s);
2042 // FIXME: this creates duplicates in the completion popup
2043 // which looks ugly. Moreover the changes the list lengths
2045 confuse the popup as well.
2046 MathCompletionList::addToFavorites(inset->name());
2048 lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, " "));
2055 void InsetMathNest::completionPosAndDim(Cursor const & cur, int & x, int & y,
2056 Dimension & dim) const
2058 Inset const * inset = cur.activeMacro();
2062 // get inset dimensions
2063 dim = cur.bv().coordCache().insets().dim(inset);
2064 // FIXME: these 3 are no accurate, but should depend on the font.
2065 // Now the popup jumps down if you enter a char with descent > 0.
2070 Point xy = cur.bv().coordCache().insets().xy(inset);
2076 bool InsetMathNest::cursorMathForward(Cursor & cur)
2078 if (cur.pos() != cur.lastpos() && cur.openable(cur.nextAtom())) {
2079 cur.pushBackward(*cur.nextAtom().nucleus());
2080 cur.inset().idxFirst(cur);
2083 if (cur.posForward() || idxForward(cur))
2085 // try to pop forwards --- but don't pop out of math! leave that to
2087 int s = cur.depth() - 2;
2088 if (s >= 0 && cur[s].inset().asInsetMath())
2089 return cur.popForward();
2094 bool InsetMathNest::cursorMathBackward(Cursor & cur)
2096 if (cur.pos() != 0 && cur.openable(cur.prevAtom())) {
2098 cur.push(*cur.nextAtom().nucleus());
2099 cur.inset().idxLast(cur);
2102 if (cur.posBackward() || idxBackward(cur))
2104 // try to pop backwards --- but don't pop out of math! leave that to
2106 int s = cur.depth() - 2;
2107 if (s >= 0 && cur[s].inset().asInsetMath())
2108 return cur.popBackward();
2113 ////////////////////////////////////////////////////////////////////
2115 MathCompletionList::MathCompletionList(Cursor const & cur)
2117 // fill it with macros from the buffer
2118 MacroNameSet macros;
2119 cur.buffer()->listMacroNames(macros);
2120 MacroNameSet::const_iterator it;
2121 for (it = macros.begin(); it != macros.end(); ++it) {
2122 if (cur.buffer()->getMacro(*it, cur, false))
2123 locals.push_back("\\" + *it);
2125 sort(locals.begin(), locals.end());
2127 if (!globals.empty())
2130 // fill in global macros
2132 MacroTable::globalMacros().getMacroNames(macros, false);
2133 //lyxerr << "Globals completion macros: ";
2134 for (it = macros.begin(); it != macros.end(); ++it) {
2135 //lyxerr << "\\" + *it << " ";
2136 globals.push_back("\\" + *it);
2138 //lyxerr << std::endl;
2140 // fill in global commands
2141 globals.push_back(from_ascii("\\boxed"));
2142 globals.push_back(from_ascii("\\fbox"));
2143 globals.push_back(from_ascii("\\framebox"));
2144 globals.push_back(from_ascii("\\makebox"));
2145 globals.push_back(from_ascii("\\kern"));
2146 globals.push_back(from_ascii("\\xhookrightarrow"));
2147 globals.push_back(from_ascii("\\xhookleftarrow"));
2148 globals.push_back(from_ascii("\\xrightarrow"));
2149 globals.push_back(from_ascii("\\xRightarrow"));
2150 globals.push_back(from_ascii("\\xrightharpoondown"));
2151 globals.push_back(from_ascii("\\xrightharpoonup"));
2152 globals.push_back(from_ascii("\\xrightleftharpoons"));
2153 globals.push_back(from_ascii("\\xleftarrow"));
2154 globals.push_back(from_ascii("\\xLeftarrow"));
2155 globals.push_back(from_ascii("\\xleftharpoondown"));
2156 globals.push_back(from_ascii("\\xleftharpoonup"));
2157 globals.push_back(from_ascii("\\xleftrightarrow"));
2158 globals.push_back(from_ascii("\\xLeftrightarrow"));
2159 globals.push_back(from_ascii("\\xleftrightharpoons"));
2160 globals.push_back(from_ascii("\\xmapsto"));
2161 globals.push_back(from_ascii("\\split"));
2162 globals.push_back(from_ascii("\\gathered"));
2163 globals.push_back(from_ascii("\\aligned"));
2164 globals.push_back(from_ascii("\\alignedat"));
2165 globals.push_back(from_ascii("\\cases"));
2166 globals.push_back(from_ascii("\\substack"));
2167 globals.push_back(from_ascii("\\xymatrix"));
2168 globals.push_back(from_ascii("\\Diagram"));
2169 globals.push_back(from_ascii("\\subarray"));
2170 globals.push_back(from_ascii("\\array"));
2171 globals.push_back(from_ascii("\\sqrt"));
2172 globals.push_back(from_ascii("\\root"));
2173 globals.push_back(from_ascii("\\tabular"));
2174 globals.push_back(from_ascii("\\sideset"));
2175 globals.push_back(from_ascii("\\stackrel"));
2176 globals.push_back(from_ascii("\\stackrelthree"));
2177 globals.push_back(from_ascii("\\binom"));
2178 globals.push_back(from_ascii("\\choose"));
2179 globals.push_back(from_ascii("\\brace"));
2180 globals.push_back(from_ascii("\\brack"));
2181 globals.push_back(from_ascii("\\frac"));
2182 globals.push_back(from_ascii("\\over"));
2183 globals.push_back(from_ascii("\\nicefrac"));
2184 globals.push_back(from_ascii("\\unitfrac"));
2185 globals.push_back(from_ascii("\\unitfracthree"));
2186 globals.push_back(from_ascii("\\unitone"));
2187 globals.push_back(from_ascii("\\unittwo"));
2188 globals.push_back(from_ascii("\\infer"));
2189 globals.push_back(from_ascii("\\atop"));
2190 globals.push_back(from_ascii("\\lefteqn"));
2191 globals.push_back(from_ascii("\\boldsymbol"));
2192 globals.push_back(from_ascii("\\bm"));
2193 globals.push_back(from_ascii("\\color"));
2194 globals.push_back(from_ascii("\\normalcolor"));
2195 globals.push_back(from_ascii("\\textcolor"));
2196 globals.push_back(from_ascii("\\cfrac"));
2197 globals.push_back(from_ascii("\\cfracleft"));
2198 globals.push_back(from_ascii("\\cfracright"));
2199 globals.push_back(from_ascii("\\dfrac"));
2200 globals.push_back(from_ascii("\\tfrac"));
2201 globals.push_back(from_ascii("\\dbinom"));
2202 globals.push_back(from_ascii("\\tbinom"));
2203 globals.push_back(from_ascii("\\hphantom"));
2204 globals.push_back(from_ascii("\\phantom"));
2205 globals.push_back(from_ascii("\\vphantom"));
2206 globals.push_back(from_ascii("\\cancel"));
2207 globals.push_back(from_ascii("\\bcancel"));
2208 globals.push_back(from_ascii("\\xcancel"));
2209 globals.push_back(from_ascii("\\cancelto"));
2210 globals.push_back(from_ascii("\\smash"));
2211 globals.push_back(from_ascii("\\mathclap"));
2212 globals.push_back(from_ascii("\\mathllap"));
2213 globals.push_back(from_ascii("\\mathrlap"));
2214 globals.push_back(from_ascii("\\ensuremath"));
2215 MathWordList const & words = mathedWordList();
2216 MathWordList::const_iterator it2;
2217 //lyxerr << "Globals completion commands: ";
2218 for (it2 = words.begin(); it2 != words.end(); ++it2) {
2219 if (it2->second.inset != "macro" && !it2->second.hidden) {
2220 // macros are already read from MacroTable::globalMacros()
2221 globals.push_back('\\' + it2->first);
2222 //lyxerr << '\\' + it2->first << ' ';
2225 //lyxerr << std::endl;
2226 sort(globals.begin(), globals.end());
2230 MathCompletionList::~MathCompletionList()
2235 size_type MathCompletionList::size() const
2237 return locals.size() + globals.size();
2241 docstring const & MathCompletionList::data(size_t idx) const
2243 size_t lsize = locals.size();
2245 return globals[idx - lsize];
2251 std::string MathCompletionList::icon(size_t idx) const
2253 // get the latex command
2255 size_t lsize = locals.size();
2257 cmd = globals[idx - lsize];
2261 // get the icon resource name by stripping the backslash
2262 docstring icon_name = frontend::Application::mathIcon(cmd.substr(1));
2263 if (icon_name.empty())
2264 return std::string();
2265 return "images/math/" + to_utf8(icon_name);
2268 std::vector<docstring> MathCompletionList::globals;