2 * \file InsetMathGrid.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 "InsetMathGrid.h"
15 #include "MathParser.h"
16 #include "MathStream.h"
18 #include "BufferView.h"
19 #include "CutAndPaste.h"
20 #include "FuncStatus.h"
24 #include "FuncRequest.h"
28 #include "frontends/Clipboard.h"
29 #include "frontends/Painter.h"
31 #include "support/lstrings.h"
38 using support::bformat;
47 using std::istringstream;
53 docstring verboseHLine(int n)
56 for (int i = 0; i < n; ++i)
64 int extractInt(istream & is)
68 return (num == 0) ? 1 : num;
74 //////////////////////////////////////////////////////////////
77 InsetMathGrid::CellInfo::CellInfo()
84 //////////////////////////////////////////////////////////////
87 InsetMathGrid::RowInfo::RowInfo()
88 : lines_(0), skip_(0), allow_pagebreak_(true)
93 int InsetMathGrid::RowInfo::skipPixels() const
95 return crskip_.inBP();
100 //////////////////////////////////////////////////////////////
103 InsetMathGrid::ColInfo::ColInfo()
104 : align_('c'), lines_(0)
108 //////////////////////////////////////////////////////////////
111 InsetMathGrid::InsetMathGrid(char v, docstring const & h)
112 : InsetMathNest(guessColumns(h)),
114 colinfo_(guessColumns(h) + 1),
115 cellinfo_(1 * guessColumns(h))
120 //lyxerr << "created grid with " << ncols() << " columns" << endl;
124 InsetMathGrid::InsetMathGrid()
135 InsetMathGrid::InsetMathGrid(col_type m, row_type n)
136 : InsetMathNest(m * n),
146 InsetMathGrid::InsetMathGrid(col_type m, row_type n, char v, docstring const & h)
147 : InsetMathNest(m * n),
159 Inset * InsetMathGrid::clone() const
161 return new InsetMathGrid(*this);
165 InsetMath::idx_type InsetMathGrid::index(row_type row, col_type col) const
167 return col + ncols() * row;
171 void InsetMathGrid::setDefaults()
174 lyxerr << "positive number of columns expected" << endl;
176 // lyxerr << "positive number of rows expected" << endl;
177 for (col_type col = 0; col < ncols(); ++col) {
178 colinfo_[col].align_ = defaultColAlign(col);
179 colinfo_[col].skip_ = defaultColSpace(col);
180 colinfo_[col].special_.clear();
185 void InsetMathGrid::halign(docstring const & hh)
188 for (docstring::const_iterator it = hh.begin(); it != hh.end(); ++it) {
191 colinfo_[col].lines_++;
192 } else if ((c == 'p' || c == 'm' || c == 'b'||
193 c == '!' || c == '@' || c == '>' || c == '<') &&
194 it + 1 != hh.end() && *(it + 1) == '{') {
195 // @{decl.} and p{width} are standard LaTeX, the
196 // others are extensions by array.sty
197 bool const newcolumn = c == 'p' || c == 'm' || c == 'b';
199 // this declares a new column
201 // Only intercolumn stuff is allowed
202 // in the last dummy column
204 colinfo_[col].align_ = 'l';
206 // this is intercolumn stuff
207 if (colinfo_[col].special_.empty())
208 // Overtake possible lines
209 colinfo_[col].special_ = docstring(colinfo_[col].lines_, '|');
213 while (it != hh.end()) {
215 colinfo_[col].special_ += c;
221 if (brace_open > 0 && brace_open == brace_close)
226 colinfo_[col].lines_ = std::count(
227 colinfo_[col].special_.begin(),
228 colinfo_[col].special_.end(), '|');
229 LYXERR(Debug::MATHED)
230 << "special column separator: `"
231 << to_utf8(colinfo_[col].special_)
234 colinfo_[col].lines_ = 0;
235 colinfo_[col].special_.clear();
237 } else if (col >= ncols()) {
238 // Only intercolumn stuff is allowed in the last
241 } else if (c == 'c' || c == 'l' || c == 'r') {
242 colinfo_[col].align_ = static_cast<char>(c);
243 if (!colinfo_[col].special_.empty()) {
244 colinfo_[col].special_ += c;
245 colinfo_[col].lines_ = std::count(
246 colinfo_[col].special_.begin(),
247 colinfo_[col].special_.end(), '|');
248 LYXERR(Debug::MATHED)
249 << "special column separator: `"
250 << to_utf8(colinfo_[col].special_)
254 colinfo_[col].lines_ = 0;
255 colinfo_[col].special_.clear();
257 lyxerr << "unknown column separator: '" << c << "'" << endl;
262 col_type n = hh.size();
265 for (col_type col = 0; col < n; ++col)
266 colinfo_[col].align_ = hh[col];
271 InsetMathGrid::col_type InsetMathGrid::guessColumns(docstring const & hh) const
274 for (docstring::const_iterator it = hh.begin(); it != hh.end(); ++it)
275 if (*it == 'c' || *it == 'l' || *it == 'r'||
276 *it == 'p' || *it == 'm' || *it == 'b')
278 // let's have at least one column, even if we did not recognize its
286 void InsetMathGrid::halign(char h, col_type col)
288 colinfo_[col].align_ = h;
289 if (!colinfo_[col].special_.empty()) {
290 char_type & c = colinfo_[col].special_[colinfo_[col].special_.size() - 1];
291 if (c == 'l' || c == 'c' || c == 'r')
294 // FIXME: Change alignment of p, m and b columns, too
298 char InsetMathGrid::halign(col_type col) const
300 return colinfo_[col].align_;
304 docstring InsetMathGrid::halign() const
307 for (col_type col = 0; col < ncols(); ++col) {
308 if (colinfo_[col].special_.empty()) {
309 res += docstring(colinfo_[col].lines_, '|');
310 res += colinfo_[col].align_;
312 res += colinfo_[col].special_;
314 if (colinfo_[ncols()].special_.empty())
315 return res + docstring(colinfo_[ncols()].lines_, '|');
316 return res + colinfo_[ncols()].special_;
320 void InsetMathGrid::valign(char c)
326 char InsetMathGrid::valign() const
332 InsetMathGrid::col_type InsetMathGrid::ncols() const
334 return colinfo_.size() - 1;
338 InsetMathGrid::row_type InsetMathGrid::nrows() const
340 return rowinfo_.size() - 1;
344 InsetMathGrid::col_type InsetMathGrid::col(idx_type idx) const
346 return idx % ncols();
350 InsetMathGrid::row_type InsetMathGrid::row(idx_type idx) const
352 return idx / ncols();
356 void InsetMathGrid::vcrskip(Length const & crskip, row_type row)
358 rowinfo_[row].crskip_ = crskip;
362 Length InsetMathGrid::vcrskip(row_type row) const
364 return rowinfo_[row].crskip_;
368 void InsetMathGrid::metrics(MetricsInfo & mi, Dimension & dim) const
370 // let the cells adjust themselves
371 InsetMathNest::metrics(mi);
373 // compute absolute sizes of vertical structure
374 for (row_type row = 0; row < nrows(); ++row) {
377 for (col_type col = 0; col < ncols(); ++col) {
378 MathData const & c = cell(index(row, col));
379 asc = max(asc, c.ascent());
380 desc = max(desc, c.descent());
382 rowinfo_[row].ascent_ = asc;
383 rowinfo_[row].descent_ = desc;
385 rowinfo_[0].ascent_ += hlinesep() * rowinfo_[0].lines_;
386 rowinfo_[nrows()].ascent_ = 0;
387 rowinfo_[nrows()].descent_ = 0;
389 // compute vertical offsets
390 rowinfo_[0].offset_ = 0;
391 for (row_type row = 1; row <= nrows(); ++row) {
392 rowinfo_[row].offset_ =
393 rowinfo_[row - 1].offset_ +
394 rowinfo_[row - 1].descent_ +
395 rowinfo_[row - 1].skipPixels() +
397 rowinfo_[row].lines_ * hlinesep() +
398 rowinfo_[row].ascent_;
401 // adjust vertical offset
408 h = rowinfo_[nrows() - 1].offset_;
411 h = rowinfo_[nrows() - 1].offset_ / 2;
413 for (row_type row = 0; row <= nrows(); ++row)
414 rowinfo_[row].offset_ -= h;
417 // compute absolute sizes of horizontal structure
418 for (col_type col = 0; col < ncols(); ++col) {
420 for (row_type row = 0; row < nrows(); ++row)
421 wid = max(wid, cell(index(row, col)).width());
422 colinfo_[col].width_ = wid;
424 colinfo_[ncols()].width_ = 0;
426 // compute horizontal offsets
427 colinfo_[0].offset_ = border();
428 for (col_type col = 1; col <= ncols(); ++col) {
429 colinfo_[col].offset_ =
430 colinfo_[col - 1].offset_ +
431 colinfo_[col - 1].width_ +
432 colinfo_[col - 1].skip_ +
434 colinfo_[col].lines_ * vlinesep();
438 dim.wid = colinfo_[ncols() - 1].offset_
439 + colinfo_[ncols() - 1].width_
440 + vlinesep() * colinfo_[ncols()].lines_
443 dim.asc = - rowinfo_[0].offset_
444 + rowinfo_[0].ascent_
445 + hlinesep() * rowinfo_[0].lines_
448 dim.des = rowinfo_[nrows() - 1].offset_
449 + rowinfo_[nrows() - 1].descent_
450 + hlinesep() * rowinfo_[nrows()].lines_
455 // Increase ws_[i] for 'R' columns (except the first one)
456 for (int i = 1; i < nc_; ++i)
457 if (align_[i] == 'R')
458 ws_[i] += 10 * df_width;
459 // Increase ws_[i] for 'C' column
460 if (align_[0] == 'C')
461 if (ws_[0] < 7 * workwidth / 8)
462 ws_[0] = 7 * workwidth / 8;
466 for (cxrow = row_.begin(); cxrow; ++cxrow) {
469 for (int i = 0; i < nc_; ++i) {
471 if (cxrow->getTab(i) <= 0) {
472 cxrow->setTab(i, df_width);
480 lf = (ws_[i] - cxrow->getTab(i))/2;
484 lf = ws_[i] - cxrow->getTab(i);
487 if (cxrow == row_.begin())
489 else if (cxrow.is_last())
490 lf = ws_[i] - cxrow->getTab(i);
492 lf = (ws_[i] - cxrow->getTab(i))/2;
495 int const ww = (isvoid) ? lf : lf + cxrow->getTab(i);
496 cxrow->setTab(i, lf + rg);
497 rg = ws_[i] - ww + colsep();
498 if (cxrow == row_.begin())
499 width += ws_[i] + colsep();
501 cxrow->setBaseline(cxrow->getBaseline() - ascent);
504 metricsMarkers2(dim);
505 // Cache the inset dimension.
506 setDimCache(mi, dim);
510 void InsetMathGrid::draw(PainterInfo & pi, int x, int y) const
512 drawWithMargin(pi, x, y, 0, 0);
516 void InsetMathGrid::drawWithMargin(PainterInfo & pi, int x, int y,
517 int lmargin, int rmargin) const
519 Dimension const dim = dimension(*pi.base.bv);
521 for (idx_type idx = 0; idx < nargs(); ++idx)
522 cell(idx).draw(pi, x + lmargin + cellXOffset(idx),
523 y + cellYOffset(idx));
525 for (row_type row = 0; row <= nrows(); ++row)
526 for (unsigned int i = 0; i < rowinfo_[row].lines_; ++i) {
527 int yy = y + rowinfo_[row].offset_ - rowinfo_[row].ascent_
528 - i * hlinesep() - hlinesep()/2 - rowsep()/2;
529 pi.pain.line(x + lmargin + 1, yy,
530 x + dim.width() - rmargin - 1, yy,
534 for (col_type col = 0; col <= ncols(); ++col)
535 for (unsigned int i = 0; i < colinfo_[col].lines_; ++i) {
536 int xx = x + lmargin + colinfo_[col].offset_
537 - i * vlinesep() - vlinesep()/2 - colsep()/2;
538 pi.pain.line(xx, y - dim.ascent() + 1,
539 xx, y + dim.descent() - 1,
542 drawMarkers2(pi, x, y);
546 void InsetMathGrid::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
548 // let the cells adjust themselves
549 //InsetMathNest::metrics(mi);
550 for (idx_type i = 0; i < nargs(); ++i)
551 cell(i).metricsT(mi, dim);
553 // compute absolute sizes of vertical structure
554 for (row_type row = 0; row < nrows(); ++row) {
557 for (col_type col = 0; col < ncols(); ++col) {
558 MathData const & c = cell(index(row, col));
559 asc = max(asc, c.ascent());
560 desc = max(desc, c.descent());
562 rowinfo_[row].ascent_ = asc;
563 rowinfo_[row].descent_ = desc;
565 //rowinfo_[0].ascent_ += hlinesep() * rowinfo_[0].lines_;
566 rowinfo_[nrows()].ascent_ = 0;
567 rowinfo_[nrows()].descent_ = 0;
569 // compute vertical offsets
570 rowinfo_[0].offset_ = 0;
571 for (row_type row = 1; row <= nrows(); ++row) {
572 rowinfo_[row].offset_ =
573 rowinfo_[row - 1].offset_ +
574 rowinfo_[row - 1].descent_ +
575 //rowinfo_[row - 1].skipPixels() +
577 //rowinfo_[row].lines_ * hlinesep() +
578 rowinfo_[row].ascent_;
581 // adjust vertical offset
588 h = rowinfo_[nrows() - 1].offset_;
591 h = rowinfo_[nrows() - 1].offset_ / 2;
593 for (row_type row = 0; row <= nrows(); ++row)
594 rowinfo_[row].offset_ -= h;
597 // compute absolute sizes of horizontal structure
598 for (col_type col = 0; col < ncols(); ++col) {
600 for (row_type row = 0; row < nrows(); ++row)
601 wid = max(wid, cell(index(row, col)).width());
602 colinfo_[col].width_ = wid;
604 colinfo_[ncols()].width_ = 0;
606 // compute horizontal offsets
607 colinfo_[0].offset_ = border();
608 for (col_type col = 1; col <= ncols(); ++col) {
609 colinfo_[col].offset_ =
610 colinfo_[col - 1].offset_ +
611 colinfo_[col - 1].width_ +
612 colinfo_[col - 1].skip_ +
614 //colinfo_[col].lines_ * vlinesep();
618 dim.wid = colinfo_[ncols() - 1].offset_
619 + colinfo_[ncols() - 1].width_
620 //+ vlinesep() * colinfo_[ncols()].lines_
623 dim.asc = -rowinfo_[0].offset_
624 + rowinfo_[0].ascent_
625 //+ hlinesep() * rowinfo_[0].lines_
628 dim.des = rowinfo_[nrows() - 1].offset_
629 + rowinfo_[nrows() - 1].descent_
630 //+ hlinesep() * rowinfo_[nrows()].lines_
635 void InsetMathGrid::drawT(TextPainter & pain, int x, int y) const
637 for (idx_type idx = 0; idx < nargs(); ++idx)
638 cell(idx).drawT(pain, x + cellXOffset(idx), y + cellYOffset(idx));
642 docstring InsetMathGrid::eolString(row_type row, bool emptyline, bool fragile) const
646 if (!rowinfo_[row].crskip_.zero())
647 eol += '[' + from_utf8(rowinfo_[row].crskip_.asLatexString()) + ']';
648 else if(!rowinfo_[row].allow_pagebreak_)
651 // make sure an upcoming '[' does not break anything
652 if (row + 1 < nrows()) {
653 MathData const & c = cell(index(row + 1, 0));
654 if (c.size() && c.front()->getChar() == '[')
659 // only add \\ if necessary
660 if (eol.empty() && row + 1 == nrows() && (nrows() == 1 || !emptyline))
663 return (fragile ? "\\protect\\\\" : "\\\\") + eol;
667 docstring InsetMathGrid::eocString(col_type col, col_type lastcol) const
669 if (col + 1 == lastcol)
671 return from_ascii(" & ");
675 void InsetMathGrid::addRow(row_type row)
677 rowinfo_.insert(rowinfo_.begin() + row + 1, RowInfo());
679 (cells_.begin() + (row + 1) * ncols(), ncols(), MathData());
681 (cellinfo_.begin() + (row + 1) * ncols(), ncols(), CellInfo());
685 void InsetMathGrid::appendRow()
687 rowinfo_.push_back(RowInfo());
688 //cells_.insert(cells_.end(), ncols(), MathData());
689 for (col_type col = 0; col < ncols(); ++col) {
690 cells_.push_back(cells_type::value_type());
691 cellinfo_.push_back(CellInfo());
696 void InsetMathGrid::delRow(row_type row)
701 cells_type::iterator it = cells_.begin() + row * ncols();
702 cells_.erase(it, it + ncols());
704 vector<CellInfo>::iterator jt = cellinfo_.begin() + row * ncols();
705 cellinfo_.erase(jt, jt + ncols());
707 rowinfo_.erase(rowinfo_.begin() + row);
711 void InsetMathGrid::copyRow(row_type row)
714 for (col_type col = 0; col < ncols(); ++col)
715 cells_[(row + 1) * ncols() + col] = cells_[row * ncols() + col];
719 void InsetMathGrid::swapRow(row_type row)
723 if (row + 1 == nrows())
725 for (col_type col = 0; col < ncols(); ++col)
726 swap(cells_[row * ncols() + col], cells_[(row + 1) * ncols() + col]);
730 void InsetMathGrid::addCol(col_type newcol)
732 const col_type nc = ncols();
733 const row_type nr = nrows();
734 cells_type new_cells((nc + 1) * nr);
735 vector<CellInfo> new_cellinfo((nc + 1) * nr);
737 for (row_type row = 0; row < nr; ++row)
738 for (col_type col = 0; col < nc; ++col) {
739 new_cells[row * (nc + 1) + col + (col > newcol)]
740 = cells_[row * nc + col];
741 new_cellinfo[row * (nc + 1) + col + (col > newcol)]
742 = cellinfo_[row * nc + col];
744 swap(cells_, new_cells);
745 swap(cellinfo_, new_cellinfo);
748 inf.skip_ = defaultColSpace(newcol);
749 inf.align_ = defaultColAlign(newcol);
750 colinfo_.insert(colinfo_.begin() + newcol, inf);
754 void InsetMathGrid::delCol(col_type col)
760 vector<CellInfo> tmpcellinfo;
761 for (col_type i = 0; i < nargs(); ++i)
762 if (i % ncols() != col) {
763 tmpcells.push_back(cells_[i]);
764 tmpcellinfo.push_back(cellinfo_[i]);
766 swap(cells_, tmpcells);
767 swap(cellinfo_, tmpcellinfo);
769 colinfo_.erase(colinfo_.begin() + col);
773 void InsetMathGrid::copyCol(col_type col)
776 for (row_type row = 0; row < nrows(); ++row)
777 cells_[row * ncols() + col + 1] = cells_[row * ncols() + col];
781 void InsetMathGrid::swapCol(col_type col)
785 if (col + 1 == ncols())
787 for (row_type row = 0; row < nrows(); ++row)
788 swap(cells_[row * ncols() + col], cells_[row * ncols() + col + 1]);
792 int InsetMathGrid::cellXOffset(idx_type idx) const
794 col_type c = col(idx);
795 int x = colinfo_[c].offset_;
796 char align = colinfo_[c].align_;
797 if (align == 'r' || align == 'R')
798 x += colinfo_[c].width_ - cell(idx).width();
799 if (align == 'c' || align == 'C')
800 x += (colinfo_[c].width_ - cell(idx).width()) / 2;
805 int InsetMathGrid::cellYOffset(idx_type idx) const
807 return rowinfo_[row(idx)].offset_;
811 bool InsetMathGrid::idxUpDown(Cursor & cur, bool up) const
816 cur.idx() -= ncols();
818 if (cur.row() + 1 >= nrows())
820 cur.idx() += ncols();
822 cur.pos() = cur.cell().x2pos(cur.x_target() - cur.cell().xo(cur.bv()));
827 bool InsetMathGrid::idxLeft(Cursor & cur) const
829 // leave matrix if on the left hand edge
833 cur.pos() = cur.lastpos();
838 bool InsetMathGrid::idxRight(Cursor & cur) const
840 // leave matrix if on the right hand edge
841 if (cur.col() + 1 == ncols())
849 bool InsetMathGrid::idxFirst(Cursor & cur) const
856 cur.idx() = (nrows() - 1) * ncols();
859 cur.idx() = ((nrows() - 1) / 2) * ncols();
866 bool InsetMathGrid::idxLast(Cursor & cur) const
870 cur.idx() = ncols() - 1;
873 cur.idx() = nargs() - 1;
876 cur.idx() = ((nrows() - 1) / 2 + 1) * ncols() - 1;
878 cur.pos() = cur.lastpos();
883 bool InsetMathGrid::idxDelete(idx_type & idx)
885 // nothing to do if we have just one row
889 // nothing to do if we are in the middle of the last row of the inset
890 if (idx + ncols() > nargs())
893 // try to delete entire sequence of ncols() empty cells if possible
894 for (idx_type i = idx; i < idx + ncols(); ++i)
898 // move cells if necessary
899 for (idx_type i = index(row(idx), 0); i < idx; ++i)
900 swap(cell(i), cell(i + ncols()));
907 // undo effect of Ctrl-Tab (i.e. pull next cell)
908 //if (idx + 1 != nargs())
909 // cell(idx).swap(cell(idx + 1));
911 // we handled the event..
916 // reimplement old behaviour when pressing Delete in the last position
918 void InsetMathGrid::idxGlue(idx_type idx)
920 col_type c = col(idx);
921 if (c + 1 == ncols()) {
922 if (row(idx) + 1 != nrows()) {
923 for (col_type cc = 0; cc < ncols(); ++cc)
924 cell(idx).append(cell(idx + cc + 1));
925 delRow(row(idx) + 1);
928 cell(idx).append(cell(idx + 1));
929 for (col_type cc = c + 2; cc < ncols(); ++cc)
930 cell(idx - c + cc - 1) = cell(idx - c + cc);
931 cell(idx - c + ncols() - 1).clear();
936 InsetMathGrid::RowInfo const & InsetMathGrid::rowinfo(row_type row) const
938 return rowinfo_[row];
942 InsetMathGrid::RowInfo & InsetMathGrid::rowinfo(row_type row)
944 return rowinfo_[row];
948 bool InsetMathGrid::idxBetween(idx_type idx, idx_type from, idx_type to) const
950 row_type const ri = row(idx);
951 row_type const r1 = min(row(from), row(to));
952 row_type const r2 = max(row(from), row(to));
953 col_type const ci = col(idx);
954 col_type const c1 = min(col(from), col(to));
955 col_type const c2 = max(col(from), col(to));
956 return r1 <= ri && ri <= r2 && c1 <= ci && ci <= c2;
961 void InsetMathGrid::normalize(NormalStream & os) const
964 for (row_type row = 0; row < nrows(); ++row) {
966 for (col_type col = 0; col < ncols(); ++col)
967 os << "[cell " << cell(index(row, col)) << ']';
974 void InsetMathGrid::mathmlize(MathStream & os) const
976 os << MTag("mtable");
977 for (row_type row = 0; row < nrows(); ++row) {
979 for (col_type col = 0; col < ncols(); ++col)
980 os << cell(index(row, col));
983 os << ETag("mtable");
987 void InsetMathGrid::write(WriteStream & os) const
990 for (row_type row = 0; row < nrows(); ++row) {
991 os << verboseHLine(rowinfo_[row].lines_);
992 // don't write & and empty cells at end of line
993 col_type lastcol = 0;
994 bool emptyline = true;
995 for (col_type col = 0; col < ncols(); ++col)
996 if (!cell(index(row, col)).empty()) {
1000 for (col_type col = 0; col < lastcol; ++col)
1001 os << cell(index(row, col)) << eocString(col, lastcol);
1002 eol = eolString(row, emptyline, os.fragile());
1004 // append newline only if line wasn't completely empty
1005 // and this was not the last line in the grid
1006 if (!emptyline && row + 1 < nrows())
1009 docstring const s = verboseHLine(rowinfo_[nrows()].lines_);
1021 int InsetMathGrid::colsep() const
1027 int InsetMathGrid::rowsep() const
1033 int InsetMathGrid::hlinesep() const
1039 int InsetMathGrid::vlinesep() const
1045 int InsetMathGrid::border() const
1051 void InsetMathGrid::splitCell(Cursor & cur)
1053 if (cur.idx() == cur.lastidx())
1055 MathData ar = cur.cell();
1056 ar.erase(0, cur.pos());
1057 cur.cell().erase(cur.pos(), cur.lastpos());
1060 cur.cell().insert(0, ar);
1064 void InsetMathGrid::doDispatch(Cursor & cur, FuncRequest & cmd)
1066 //lyxerr << "*** InsetMathGrid: request: " << cmd << endl;
1067 switch (cmd.action) {
1069 // insert file functions
1070 case LFUN_LINE_DELETE:
1071 // FIXME: We use recordUndoInset when a change reflects more
1072 // than one cell, because recordUndo does not work for
1073 // multiple cells. Unfortunately this puts the cursor in front
1074 // of the inset after undo. This is (especilally for large
1076 recordUndoInset(cur);
1077 //autocorrect_ = false;
1085 if (cur.idx() > cur.lastidx())
1086 cur.idx() = cur.lastidx();
1087 if (cur.pos() > cur.lastpos())
1088 cur.pos() = cur.lastpos();
1091 case LFUN_CELL_SPLIT:
1096 case LFUN_CELL_BACKWARD:
1098 cur.selection() = false;
1099 if (!idxPrev(cur)) {
1100 cmd = FuncRequest(LFUN_FINISHED_LEFT);
1105 case LFUN_CELL_FORWARD:
1106 // Can't handle selection by additional 'shift' as this is
1107 // hard bound to LFUN_CELL_BACKWARD
1108 cur.selection() = false;
1109 if (!idxNext(cur)) {
1110 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
1115 case LFUN_BREAK_LINE: {
1116 recordUndoInset(cur);
1117 row_type const r = cur.row();
1121 for (col_type c = col(cur.idx()) + 1; c < ncols(); ++c)
1122 swap(cell(index(r, c)), cell(index(r + 1, c)));
1126 swap(cell(cur.idx()), cell(cur.idx() + ncols() - 1));
1129 cur.pos() = cur.lastpos();
1131 //mathcursor->normalize();
1132 //cmd = FuncRequest(LFUN_FINISHED_LEFT);
1136 case LFUN_TABULAR_FEATURE: {
1137 recordUndoInset(cur);
1138 //lyxerr << "handling tabular-feature " << to_utf8(cmd.argument()) << endl;
1139 istringstream is(to_utf8(cmd.argument()));
1142 if (s == "valign-top")
1144 else if (s == "valign-middle")
1146 else if (s == "valign-bottom")
1148 else if (s == "align-left")
1149 halign('l', cur.col());
1150 else if (s == "align-right")
1151 halign('r', cur.col());
1152 else if (s == "align-center")
1153 halign('c', cur.col());
1154 else if (s == "append-row")
1155 for (int i = 0, n = extractInt(is); i < n; ++i)
1157 else if (s == "delete-row") {
1158 for (int i = 0, n = extractInt(is); i < n; ++i) {
1160 if (cur.idx() >= nargs())
1161 cur.idx() -= ncols();
1163 cur.pos() = 0; // trick, see below
1165 else if (s == "copy-row") {
1166 // Here (as later) we save the cursor col/row
1167 // in order to restore it after operation.
1168 row_type const r = cur.row();
1169 col_type const c = cur.col();
1170 for (int i = 0, n = extractInt(is); i < n; ++i)
1172 cur.idx() = index(r, c);
1174 else if (s == "swap-row") {
1176 // Trick to suppress same-idx-means-different-cell
1180 else if (s == "add-hline-above")
1181 rowinfo_[cur.row()].lines_++;
1182 else if (s == "add-hline-below")
1183 rowinfo_[cur.row()+1].lines_++;
1184 else if (s == "delete-hline-above")
1185 rowinfo_[cur.row()].lines_--;
1186 else if (s == "delete-hline-below")
1187 rowinfo_[cur.row()+1].lines_--;
1188 else if (s == "append-column") {
1189 row_type const r = cur.row();
1190 col_type const c = cur.col();
1191 for (int i = 0, n = extractInt(is); i < n; ++i)
1193 cur.idx() = index(r, c);
1195 else if (s == "delete-column") {
1196 row_type const r = cur.row();
1197 col_type const c = cur.col();
1198 for (int i = 0, n = extractInt(is); i < n; ++i)
1199 delCol(col(cur.idx()));
1200 cur.idx() = index(r, min(c, cur.ncols() - 1));
1201 cur.pos() = 0; // trick, see above
1203 else if (s == "copy-column") {
1204 row_type const r = cur.row();
1205 col_type const c = cur.col();
1207 cur.idx() = index(r, c);
1209 else if (s == "swap-column") {
1211 cur.pos() = 0; // trick, see above
1213 else if (s == "add-vline-left") {
1214 colinfo_[cur.col()].lines_++;
1215 if (!colinfo_[cur.col()].special_.empty())
1216 colinfo_[cur.col()].special_ += '|';
1218 else if (s == "add-vline-right") {
1219 colinfo_[cur.col()+1].lines_++;
1220 if (!colinfo_[cur.col()+1].special_.empty())
1221 colinfo_[cur.col()+1].special_.insert(0, 1, '|');
1223 else if (s == "delete-vline-left") {
1224 colinfo_[cur.col()].lines_--;
1225 docstring & special = colinfo_[cur.col()].special_;
1226 if (!special.empty()) {
1227 docstring::size_type i = special.rfind('|');
1228 BOOST_ASSERT(i != docstring::npos);
1229 special.erase(i, 1);
1232 else if (s == "delete-vline-right") {
1233 colinfo_[cur.col()+1].lines_--;
1234 docstring & special = colinfo_[cur.col()+1].special_;
1235 if (!special.empty()) {
1236 docstring::size_type i = special.find('|');
1237 BOOST_ASSERT(i != docstring::npos);
1238 special.erase(i, 1);
1245 lyxerr << "returning FINISHED_LEFT" << endl;
1250 cur.message(_("Paste"));
1251 cap::replaceSelection(cur);
1253 if (cmd.argument().empty() && !theClipboard().isInternal())
1254 topaste = theClipboard().getAsText();
1256 idocstringstream is(cmd.argument());
1259 topaste = cap::getSelection(cur.buffer(), n);
1261 InsetMathGrid grid(1, 1);
1262 if (!topaste.empty())
1263 mathed_parse_normal(grid, topaste);
1265 if (grid.nargs() == 1) {
1266 // single cell/part of cell
1268 cur.cell().insert(cur.pos(), grid.cell(0));
1269 cur.pos() += grid.cell(0).size();
1272 recordUndoInset(cur);
1273 col_type const numcols =
1274 min(grid.ncols(), ncols() - col(cur.idx()));
1275 row_type const numrows =
1276 min(grid.nrows(), nrows() - cur.row());
1277 for (row_type r = 0; r < numrows; ++r) {
1278 for (col_type c = 0; c < numcols; ++c) {
1279 idx_type i = index(r + cur.row(), c + col(cur.idx()));
1280 cell(i).insert(0, grid.cell(grid.index(r, c)));
1282 // append the left over horizontal cells to the last column
1283 idx_type i = index(r + cur.row(), ncols() - 1);
1284 for (InsetMath::col_type c = numcols; c < grid.ncols(); ++c)
1285 cell(i).append(grid.cell(grid.index(r, c)));
1287 // append the left over vertical cells to the last _cell_
1288 idx_type i = nargs() - 1;
1289 for (row_type r = numrows; r < grid.nrows(); ++r)
1290 for (col_type c = 0; c < grid.ncols(); ++c)
1291 cell(i).append(grid.cell(grid.index(r, c)));
1293 cur.clearSelection(); // bug 393
1298 case LFUN_LINE_BEGIN_SELECT:
1299 case LFUN_LINE_BEGIN:
1300 case LFUN_WORD_BACKWARD_SELECT:
1301 case LFUN_WORD_BACKWARD:
1302 cur.selHandle(cmd.action == LFUN_WORD_BACKWARD_SELECT ||
1303 cmd.action == LFUN_LINE_BEGIN_SELECT);
1304 cur.macroModeClose();
1305 if (cur.pos() != 0) {
1307 } else if (cur.idx() % cur.ncols() != 0) {
1308 cur.idx() -= cur.idx() % cur.ncols();
1310 } else if (cur.idx() != 0) {
1314 cmd = FuncRequest(LFUN_FINISHED_LEFT);
1319 case LFUN_WORD_FORWARD_SELECT:
1320 case LFUN_WORD_FORWARD:
1321 case LFUN_LINE_END_SELECT:
1323 cur.selHandle(cmd.action == LFUN_WORD_FORWARD_SELECT ||
1324 cmd.action == LFUN_LINE_END_SELECT);
1325 cur.macroModeClose();
1327 if (cur.pos() != cur.lastpos()) {
1328 cur.pos() = cur.lastpos();
1329 } else if ((cur.idx() + 1) % cur.ncols() != 0) {
1330 cur.idx() += cur.ncols() - 1 - cur.idx() % cur.ncols();
1331 cur.pos() = cur.lastpos();
1332 } else if (cur.idx() != cur.lastidx()) {
1333 cur.idx() = cur.lastidx();
1334 cur.pos() = cur.lastpos();
1336 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
1342 InsetMathNest::doDispatch(cur, cmd);
1347 bool InsetMathGrid::getStatus(Cursor & cur, FuncRequest const & cmd,
1348 FuncStatus & status) const
1350 switch (cmd.action) {
1351 case LFUN_TABULAR_FEATURE: {
1352 string const s = to_utf8(cmd.argument());
1353 if (nrows() <= 1 && (s == "delete-row" || s == "swap-row")) {
1354 status.enabled(false);
1355 status.message(from_utf8(N_("Only one row")));
1359 (s == "delete-column" || s == "swap-column")) {
1360 status.enabled(false);
1361 status.message(from_utf8(N_("Only one column")));
1364 if ((rowinfo_[cur.row()].lines_ == 0 &&
1365 s == "delete-hline-above") ||
1366 (rowinfo_[cur.row() + 1].lines_ == 0 &&
1367 s == "delete-hline-below")) {
1368 status.enabled(false);
1369 status.message(from_utf8(N_("No hline to delete")));
1373 if ((colinfo_[cur.col()].lines_ == 0 &&
1374 s == "delete-vline-left") ||
1375 (colinfo_[cur.col() + 1].lines_ == 0 &&
1376 s == "delete-vline-right")) {
1377 status.enabled(false);
1378 status.message(from_utf8(N_("No vline to delete")));
1381 if (s == "valign-top" || s == "valign-middle" ||
1382 s == "valign-bottom" || s == "align-left" ||
1383 s == "align-right" || s == "align-center" ||
1384 s == "append-row" || s == "delete-row" ||
1385 s == "copy-row" || s == "swap-row" ||
1386 s == "add-hline-above" || s == "add-hline-below" ||
1387 s == "delete-hline-above" || s == "delete-hline-below" ||
1388 s == "append-column" || s == "delete-column" ||
1389 s == "copy-column" || s == "swap-column" ||
1390 s == "add-vline-left" || s == "add-vline-right" ||
1391 s == "delete-vline-left" || s == "delete-vline-right")
1392 status.enabled(true);
1394 status.enabled(false);
1395 status.message(bformat(
1396 from_utf8(N_("Unknown tabular feature '%1$s'")), lyx::from_ascii(s)));
1399 status.setOnOff((s == "align-left" && halign(cur.col()) == 'l')
1400 || (s == "align-right" && halign(cur.col()) == 'r')
1401 || (s == "align-center" && halign(cur.col()) == 'c')
1402 || (s == "valign-top" && valign() == 't')
1403 || (s == "valign-bottom" && valign() == 'b')
1404 || (s == "valign-middle" && valign() == 'm'));
1407 // FIXME: What did this code do?
1408 // Please check whether it is still needed!
1409 // should be more precise
1410 if (v_align_ == '\0') {
1411 status.enable(true);
1414 if (cmd.argument().empty()) {
1415 status.enable(false);
1418 if (!support::contains("tcb", cmd.argument()[0])) {
1419 status.enable(false);
1422 status.setOnOff(cmd.argument()[0] == v_align_);
1423 status.enabled(true);
1428 case LFUN_CELL_SPLIT:
1429 status.enabled(true);
1432 case LFUN_CELL_BACKWARD:
1433 case LFUN_CELL_FORWARD:
1434 status.enabled(true);
1438 return InsetMathNest::getStatus(cur, cmd, status);