3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Asger Alstrup
7 * \author Lars Gullik Bjønnes
8 * \author Alfredo Braunstein
9 * \author Angus Leeming
11 * \author André Pönitz
13 * Full author contact details are available in file CREDITS.
21 #include "BranchList.h"
22 #include "FloatList.h"
23 #include "FuncStatus.h"
25 #include "buffer_funcs.h"
26 #include "BufferParams.h"
27 #include "BufferView.h"
30 #include "CutAndPaste.h"
31 #include "DispatchResult.h"
32 #include "ErrorList.h"
34 #include "FuncRequest.h"
35 #include "InsetList.h"
39 #include "LyXAction.h"
43 #include "Paragraph.h"
44 #include "ParagraphParameters.h"
45 #include "SpellChecker.h"
46 #include "TextClass.h"
47 #include "TextMetrics.h"
48 #include "WordLangTuple.h"
50 #include "frontends/Application.h"
51 #include "frontends/Clipboard.h"
52 #include "frontends/Selection.h"
54 #include "insets/InsetArgument.h"
55 #include "insets/InsetCollapsable.h"
56 #include "insets/InsetCommand.h"
57 #include "insets/InsetExternal.h"
58 #include "insets/InsetFloat.h"
59 #include "insets/InsetFloatList.h"
60 #include "insets/InsetGraphics.h"
61 #include "insets/InsetGraphicsParams.h"
62 #include "insets/InsetIPAMacro.h"
63 #include "insets/InsetNewline.h"
64 #include "insets/InsetQuotes.h"
65 #include "insets/InsetSpecialChar.h"
66 #include "insets/InsetText.h"
67 #include "insets/InsetWrap.h"
69 #include "support/convert.h"
70 #include "support/debug.h"
71 #include "support/gettext.h"
72 #include "support/lassert.h"
73 #include "support/lstrings.h"
74 #include "support/lyxtime.h"
75 #include "support/os.h"
77 #include "mathed/InsetMathHull.h"
78 #include "mathed/MathMacroTemplate.h"
80 #include <boost/next_prior.hpp>
86 using namespace lyx::support;
90 using cap::copySelection;
91 using cap::cutSelection;
92 using cap::pasteFromStack;
93 using cap::pasteClipboardText;
94 using cap::pasteClipboardGraphics;
95 using cap::replaceSelection;
96 using cap::grabAndEraseSelection;
97 using cap::selClearOrDel;
98 using cap::pasteSimpleText;
101 static Font freefont(ignore_font, ignore_language);
102 static bool toggleall = false;
104 static void toggleAndShow(Cursor & cur, Text * text,
105 Font const & font, bool toggleall = true)
107 text->toggleFree(cur, font, toggleall);
109 if (font.language() != ignore_language ||
110 font.fontInfo().number() != FONT_IGNORE) {
111 TextMetrics const & tm = cur.bv().textMetrics(text);
112 if (cur.boundary() != tm.isRTLBoundary(cur.pit(), cur.pos(),
113 cur.real_current_font))
114 text->setCursor(cur, cur.pit(), cur.pos(),
115 false, !cur.boundary());
120 static void moveCursor(Cursor & cur, bool selecting)
122 if (selecting || cur.mark())
127 static void finishChange(Cursor & cur, bool selecting)
130 moveCursor(cur, selecting);
134 static void mathDispatch(Cursor & cur, FuncRequest const & cmd, bool display)
137 docstring sel = cur.selectionAsString(false);
139 // It may happen that sel is empty but there is a selection
140 replaceSelection(cur);
142 // Is this a valid formula?
146 #ifdef ENABLE_ASSERTIONS
147 const int old_pos = cur.pos();
149 cur.insert(new InsetMathHull(cur.buffer(), hullSimple));
150 #ifdef ENABLE_ASSERTIONS
151 LASSERT(old_pos == cur.pos(), /**/);
153 cur.nextInset()->edit(cur, true);
154 // don't do that also for LFUN_MATH_MODE
155 // unless you want end up with always changing
156 // to mathrm when opening an inlined inset --
157 // I really hate "LyXfunc overloading"...
159 cur.dispatch(FuncRequest(LFUN_MATH_DISPLAY));
160 // Avoid an unnecessary undo step if cmd.argument
162 if (!cmd.argument().empty())
163 cur.dispatch(FuncRequest(LFUN_MATH_INSERT,
166 // create a macro if we see "\\newcommand"
167 // somewhere, and an ordinary formula
169 if (sel.find(from_ascii("\\newcommand")) == string::npos
170 && sel.find(from_ascii("\\newlyxcommand")) == string::npos
171 && sel.find(from_ascii("\\def")) == string::npos)
173 InsetMathHull * formula = new InsetMathHull(cur.buffer());
174 string const selstr = to_utf8(sel);
175 istringstream is(selstr);
178 if (!formula->readQuiet(lex)) {
179 // No valid formula, let's try with delims
180 is.str("$" + selstr + "$");
182 if (!formula->readQuiet(lex)) {
183 // Still not valid, leave it as is
192 cur.insert(new MathMacroTemplate(cur.buffer(), sel));
196 cur.message(from_utf8(N_("Math editor mode")));
198 cur.message(from_utf8(N_("No valid math formula")));
202 void regexpDispatch(Cursor & cur, FuncRequest const & cmd)
204 LASSERT(cmd.action() == LFUN_REGEXP_MODE, return);
205 if (cur.inRegexped()) {
206 cur.message(_("Already in regular expression mode"));
210 docstring sel = cur.selectionAsString(false);
212 // It may happen that sel is empty but there is a selection
213 replaceSelection(cur);
215 cur.insert(new InsetMathHull(cur.buffer(), hullRegexp));
216 cur.nextInset()->edit(cur, true);
219 cur.message(_("Regexp editor mode"));
223 static void specialChar(Cursor & cur, InsetSpecialChar::Kind kind)
226 cap::replaceSelection(cur);
227 cur.insert(new InsetSpecialChar(kind));
232 static void ipaChar(Cursor & cur, InsetIPAChar::Kind kind)
235 cap::replaceSelection(cur);
236 cur.insert(new InsetIPAChar(kind));
241 static bool doInsertInset(Cursor & cur, Text * text,
242 FuncRequest const & cmd, bool edit, bool pastesel)
244 Buffer & buffer = cur.bv().buffer();
245 BufferParams const & bparams = buffer.params();
246 Inset * inset = createInset(&buffer, cmd);
250 if (InsetCollapsable * ci = inset->asInsetCollapsable())
251 ci->setButtonLabel();
254 if (cmd.action() == LFUN_INDEX_INSERT) {
255 docstring ds = subst(text->getStringToIndex(cur), '\n', ' ');
256 text->insertInset(cur, inset);
258 inset->edit(cur, true);
259 // Now put this into inset
260 Font const f(inherit_font, cur.current_font.language());
262 cur.text()->insertStringAsLines(cur, ds, f);
263 cur.leaveInset(*inset);
269 if (cur.selection()) {
270 cutSelection(cur, false, pastesel);
271 cur.clearSelection();
274 text->insertInset(cur, inset);
277 inset->edit(cur, true);
279 if (!gotsel || !pastesel)
282 pasteFromStack(cur, cur.buffer()->errorList("Paste"), 0);
283 cur.buffer()->errors("Paste");
284 cur.clearSelection(); // bug 393
286 InsetText * inset_text = inset->asInsetText();
288 inset_text->fixParagraphsFont();
289 if (!inset_text->allowMultiPar() || cur.lastpit() == 0) {
290 // reset first par to default
291 cur.text()->paragraphs().begin()
292 ->setPlainOrDefaultLayout(bparams.documentClass());
295 // Merge multiple paragraphs -- hack
296 while (cur.lastpit() > 0)
297 mergeParagraph(bparams, cur.text()->paragraphs(), 0);
298 if (cmd.action() == LFUN_FLEX_INSERT)
301 cur.leaveInset(*inset);
302 if (cmd.action() == LFUN_PREVIEW_INSERT
303 || cmd.action() == LFUN_IPA_INSERT)
305 notifyCursorLeavesOrEnters(old, cur);
308 cur.leaveInset(*inset);
309 // reset surrounding par to default
310 DocumentClass const & dc = bparams.documentClass();
311 docstring const layoutname = inset->usePlainLayout()
312 ? dc.plainLayoutName()
313 : dc.defaultLayoutName();
314 text->setLayout(cur, layoutname);
320 string const freefont2string()
322 return freefont.toString(toggleall);
326 /// the type of outline operation
328 OutlineUp, // Move this header with text down
329 OutlineDown, // Move this header with text up
330 OutlineIn, // Make this header deeper
331 OutlineOut // Make this header shallower
335 static void outline(OutlineOp mode, Cursor & cur)
337 Buffer & buf = *cur.buffer();
338 pit_type & pit = cur.pit();
339 ParagraphList & pars = buf.text().paragraphs();
340 ParagraphList::iterator const bgn = pars.begin();
341 // The first paragraph of the area to be copied:
342 ParagraphList::iterator start = boost::next(bgn, pit);
343 // The final paragraph of area to be copied:
344 ParagraphList::iterator finish = start;
345 ParagraphList::iterator const end = pars.end();
347 DocumentClass const & tc = buf.params().documentClass();
349 int const thistoclevel = buf.text().getTocLevel(distance(bgn, start));
352 // Move out (down) from this section header
356 // Seek the one (on same level) below
357 for (; finish != end; ++finish) {
358 toclevel = buf.text().getTocLevel(distance(bgn, finish));
359 if (toclevel != Layout::NOT_IN_TOC && toclevel <= thistoclevel)
365 if (start == pars.begin())
368 ParagraphList::iterator dest = start;
369 // Move out (up) from this header
372 // Search previous same-level header above
375 toclevel = buf.text().getTocLevel(distance(bgn, dest));
377 && (toclevel == Layout::NOT_IN_TOC
378 || toclevel > thistoclevel));
379 // Not found; do nothing
380 if (toclevel == Layout::NOT_IN_TOC || toclevel > thistoclevel)
382 pit_type const newpit = distance(bgn, dest);
383 pit_type const len = distance(start, finish);
384 pit_type const deletepit = pit + len;
385 buf.undo().recordUndo(cur, ATOMIC_UNDO, newpit, deletepit - 1);
386 pars.splice(dest, start, finish);
394 // Go one down from *this* header:
395 ParagraphList::iterator dest = boost::next(finish, 1);
396 // Go further down to find header to insert in front of:
397 for (; dest != end; ++dest) {
398 toclevel = buf.text().getTocLevel(distance(bgn, dest));
399 if (toclevel != Layout::NOT_IN_TOC
400 && toclevel <= thistoclevel)
403 // One such was found:
404 pit_type newpit = distance(bgn, dest);
405 buf.undo().recordUndo(cur, ATOMIC_UNDO, pit, newpit - 1);
406 pit_type const len = distance(start, finish);
407 pars.splice(dest, start, finish);
408 cur.pit() = newpit - len;
412 pit_type const len = distance(start, finish);
413 buf.undo().recordUndo(cur, ATOMIC_UNDO, pit, pit + len - 1);
414 for (; start != finish; ++start) {
415 toclevel = buf.text().getTocLevel(distance(bgn, start));
416 if (toclevel == Layout::NOT_IN_TOC)
418 DocumentClass::const_iterator lit = tc.begin();
419 DocumentClass::const_iterator len = tc.end();
420 for (; lit != len; ++lit) {
421 if (lit->toclevel == toclevel + 1 &&
422 start->layout().labeltype == lit->labeltype) {
423 start->setLayout(*lit);
431 pit_type const len = distance(start, finish);
432 buf.undo().recordUndo(cur, ATOMIC_UNDO, pit, pit + len - 1);
433 for (; start != finish; ++start) {
434 toclevel = buf.text().getTocLevel(distance(bgn, start));
435 if (toclevel == Layout::NOT_IN_TOC)
437 DocumentClass::const_iterator lit = tc.begin();
438 DocumentClass::const_iterator len = tc.end();
439 for (; lit != len; ++lit) {
440 if (lit->toclevel == toclevel - 1 &&
441 start->layout().labeltype == lit->labeltype) {
442 start->setLayout(*lit);
453 void Text::number(Cursor & cur)
455 FontInfo font = ignore_font;
456 font.setNumber(FONT_TOGGLE);
457 toggleAndShow(cur, this, Font(font, ignore_language));
461 bool Text::isRTL(Paragraph const & par) const
463 Buffer const & buffer = owner_->buffer();
464 return par.isRTL(buffer.params());
468 void Text::dispatch(Cursor & cur, FuncRequest & cmd)
470 LYXERR(Debug::ACTION, "Text::dispatch: cmd: " << cmd);
472 // Dispatch if the cursor is inside the text. It is not the
473 // case for context menus (bug 5797).
474 if (cur.text() != this) {
479 BufferView * bv = &cur.bv();
480 TextMetrics * tm = &bv->textMetrics(this);
481 if (!tm->contains(cur.pit())) {
482 lyx::dispatch(FuncRequest(LFUN_SCREEN_SHOW_CURSOR));
483 tm = &bv->textMetrics(this);
486 // FIXME: We use the update flag to indicates wether a singlePar or a
487 // full screen update is needed. We reset it here but shall we restore it
489 cur.noScreenUpdate();
491 LASSERT(cur.text() == this, /**/);
492 CursorSlice const oldTopSlice = cur.top();
493 bool const oldBoundary = cur.boundary();
494 bool const oldSelection = cur.selection();
495 // Signals that, even if needsUpdate == false, an update of the
496 // cursor paragraph is required
497 bool singleParUpdate = lyxaction.funcHasFlag(cmd.action(),
498 LyXAction::SingleParUpdate);
499 // Signals that a full-screen update is required
500 bool needsUpdate = !(lyxaction.funcHasFlag(cmd.action(),
501 LyXAction::NoUpdate) || singleParUpdate);
502 bool const last_misspelled = lyxrc.spellcheck_continuously
503 && cur.paragraph().isMisspelled(cur.pos(), true);
505 FuncCode const act = cmd.action();
508 case LFUN_PARAGRAPH_MOVE_DOWN: {
509 pit_type const pit = cur.pit();
510 recUndo(cur, pit, pit + 1);
512 pars_.swap(pit, pit + 1);
514 cur.forceBufferUpdate();
519 case LFUN_PARAGRAPH_MOVE_UP: {
520 pit_type const pit = cur.pit();
521 recUndo(cur, pit - 1, pit);
523 pars_.swap(pit, pit - 1);
526 cur.forceBufferUpdate();
530 case LFUN_APPENDIX: {
531 Paragraph & par = cur.paragraph();
532 bool start = !par.params().startOfAppendix();
534 // FIXME: The code below only makes sense at top level.
535 // Should LFUN_APPENDIX be restricted to top-level paragraphs?
536 // ensure that we have only one start_of_appendix in this document
537 // FIXME: this don't work for multipart document!
538 for (pit_type tmp = 0, end = pars_.size(); tmp != end; ++tmp) {
539 if (pars_[tmp].params().startOfAppendix()) {
541 pars_[tmp].params().startOfAppendix(false);
547 par.params().startOfAppendix(start);
549 // we can set the refreshing parameters now
550 cur.forceBufferUpdate();
554 case LFUN_WORD_DELETE_FORWARD:
556 cutSelection(cur, true, false);
558 deleteWordForward(cur);
559 finishChange(cur, false);
562 case LFUN_WORD_DELETE_BACKWARD:
564 cutSelection(cur, true, false);
566 deleteWordBackward(cur);
567 finishChange(cur, false);
570 case LFUN_LINE_DELETE:
572 cutSelection(cur, true, false);
574 tm->deleteLineForward(cur);
575 finishChange(cur, false);
578 case LFUN_BUFFER_BEGIN:
579 case LFUN_BUFFER_BEGIN_SELECT:
580 needsUpdate |= cur.selHandle(act == LFUN_BUFFER_BEGIN_SELECT);
581 if (cur.depth() == 1)
582 needsUpdate |= cursorTop(cur);
585 cur.screenUpdateFlags(Update::FitCursor);
588 case LFUN_BUFFER_END:
589 case LFUN_BUFFER_END_SELECT:
590 needsUpdate |= cur.selHandle(act == LFUN_BUFFER_END_SELECT);
591 if (cur.depth() == 1)
592 needsUpdate |= cursorBottom(cur);
595 cur.screenUpdateFlags(Update::FitCursor);
598 case LFUN_INSET_BEGIN:
599 case LFUN_INSET_BEGIN_SELECT:
600 needsUpdate |= cur.selHandle(act == LFUN_INSET_BEGIN_SELECT);
601 if (cur.depth() == 1 || !cur.top().at_begin())
602 needsUpdate |= cursorTop(cur);
605 cur.screenUpdateFlags(Update::FitCursor);
609 case LFUN_INSET_END_SELECT:
610 needsUpdate |= cur.selHandle(act == LFUN_INSET_END_SELECT);
611 if (cur.depth() == 1 || !cur.top().at_end())
612 needsUpdate |= cursorBottom(cur);
615 cur.screenUpdateFlags(Update::FitCursor);
618 case LFUN_INSET_SELECT_ALL:
619 if (cur.depth() == 1 || !cur.selection() || !cur.selBegin().at_begin()
620 || !cur.selEnd().at_end()) {
621 needsUpdate |= cur.selHandle(false);
622 needsUpdate |= cursorTop(cur);
623 needsUpdate |= cur.selHandle(true);
624 needsUpdate |= cursorBottom(cur);
627 cur.screenUpdateFlags(Update::FitCursor);
630 case LFUN_CHAR_FORWARD:
631 case LFUN_CHAR_FORWARD_SELECT:
632 //LYXERR0(" LFUN_CHAR_FORWARD[SEL]:\n" << cur);
633 needsUpdate |= cur.selHandle(act == LFUN_CHAR_FORWARD_SELECT);
634 needsUpdate |= cursorForward(cur);
636 if (!needsUpdate && oldTopSlice == cur.top()
637 && cur.boundary() == oldBoundary) {
639 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
641 // we will probably be moving out the inset, so we should execute
642 // the depm-mechanism, but only when the cursor has a place to
643 // go outside this inset, i.e. in a slice above.
644 if (cur.depth() > 1 && cur.pos() == cur.lastpos()
645 && cur.pit() == cur.lastpit()) {
646 // The cursor hasn't changed yet. To give the
647 // DEPM the possibility of doing something we must
648 // provide it with two different cursors.
650 dummy.pos() = dummy.pit() = 0;
651 if (cur.bv().checkDepm(dummy, cur)) {
652 cur.forceBufferUpdate();
653 // DEPM may have requested a screen update
654 cur.screenUpdateFlags(
655 cur.screenUpdate() | dummy.screenUpdate());
661 case LFUN_CHAR_BACKWARD:
662 case LFUN_CHAR_BACKWARD_SELECT:
663 //lyxerr << "handle LFUN_CHAR_BACKWARD[_SELECT]:\n" << cur << endl;
664 needsUpdate |= cur.selHandle(act == LFUN_CHAR_BACKWARD_SELECT);
665 needsUpdate |= cursorBackward(cur);
667 if (!needsUpdate && oldTopSlice == cur.top()
668 && cur.boundary() == oldBoundary) {
670 cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
672 // we will probably be moving out the inset, so we should execute
673 // the depm-mechanism, but only when the cursor has a place to
674 // go outside this inset, i.e. in a slice above.
675 if (cur.depth() > 1 && cur.pos() == 0 && cur.pit() == 0) {
676 // The cursor hasn't changed yet. To give the
677 // DEPM the possibility of doing something we must
678 // provide it with two different cursors.
680 dummy.pos() = cur.lastpos();
681 dummy.pit() = cur.lastpit();
682 if (cur.bv().checkDepm(dummy, cur)) {
683 cur.forceBufferUpdate();
684 // DEPM may have requested a screen update
685 cur.screenUpdateFlags(
686 cur.screenUpdate() | dummy.screenUpdate());
693 case LFUN_CHAR_LEFT_SELECT:
694 if (lyxrc.visual_cursor) {
695 needsUpdate |= cur.selHandle(act == LFUN_CHAR_LEFT_SELECT);
696 needsUpdate |= cursorVisLeft(cur);
697 if (!needsUpdate && oldTopSlice == cur.top()
698 && cur.boundary() == oldBoundary) {
700 cmd = FuncRequest(LFUN_FINISHED_LEFT);
703 if (reverseDirectionNeeded(cur)) {
704 cmd.setAction(cmd.action() == LFUN_CHAR_LEFT_SELECT ?
705 LFUN_CHAR_FORWARD_SELECT : LFUN_CHAR_FORWARD);
707 cmd.setAction(cmd.action() == LFUN_CHAR_LEFT_SELECT ?
708 LFUN_CHAR_BACKWARD_SELECT : LFUN_CHAR_BACKWARD);
715 case LFUN_CHAR_RIGHT:
716 case LFUN_CHAR_RIGHT_SELECT:
717 if (lyxrc.visual_cursor) {
718 needsUpdate |= cur.selHandle(cmd.action() == LFUN_CHAR_RIGHT_SELECT);
719 needsUpdate |= cursorVisRight(cur);
720 if (!needsUpdate && oldTopSlice == cur.top()
721 && cur.boundary() == oldBoundary) {
723 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
726 if (reverseDirectionNeeded(cur)) {
727 cmd.setAction(cmd.action() == LFUN_CHAR_RIGHT_SELECT ?
728 LFUN_CHAR_BACKWARD_SELECT : LFUN_CHAR_BACKWARD);
730 cmd.setAction(cmd.action() == LFUN_CHAR_RIGHT_SELECT ?
731 LFUN_CHAR_FORWARD_SELECT : LFUN_CHAR_FORWARD);
740 case LFUN_DOWN_SELECT:
743 // stop/start the selection
744 bool select = cmd.action() == LFUN_DOWN_SELECT ||
745 cmd.action() == LFUN_UP_SELECT;
747 // move cursor up/down
748 bool up = cmd.action() == LFUN_UP_SELECT || cmd.action() == LFUN_UP;
749 bool const atFirstOrLastRow = cur.atFirstOrLastRow(up);
751 if (!atFirstOrLastRow) {
752 needsUpdate |= cur.selHandle(select);
753 cur.selHandle(select);
754 cur.upDownInText(up, needsUpdate);
755 needsUpdate |= cur.beforeDispatchCursor().inMathed();
757 // if the cursor cannot be moved up or down do not remove
758 // the selection right now, but wait for the next dispatch.
760 needsUpdate |= cur.selHandle(select);
761 cur.upDownInText(up, needsUpdate);
768 case LFUN_PARAGRAPH_UP:
769 case LFUN_PARAGRAPH_UP_SELECT:
770 needsUpdate |= cur.selHandle(cmd.action() == LFUN_PARAGRAPH_UP_SELECT);
771 needsUpdate |= cursorUpParagraph(cur);
774 case LFUN_PARAGRAPH_DOWN:
775 case LFUN_PARAGRAPH_DOWN_SELECT:
776 needsUpdate |= cur.selHandle(cmd.action() == LFUN_PARAGRAPH_DOWN_SELECT);
777 needsUpdate |= cursorDownParagraph(cur);
780 case LFUN_LINE_BEGIN:
781 case LFUN_LINE_BEGIN_SELECT:
782 needsUpdate |= cur.selHandle(cmd.action() == LFUN_LINE_BEGIN_SELECT);
783 needsUpdate |= tm->cursorHome(cur);
787 case LFUN_LINE_END_SELECT:
788 needsUpdate |= cur.selHandle(cmd.action() == LFUN_LINE_END_SELECT);
789 needsUpdate |= tm->cursorEnd(cur);
792 case LFUN_SECTION_SELECT: {
793 Buffer const & buf = *cur.buffer();
794 pit_type const pit = cur.pit();
795 ParagraphList & pars = buf.text().paragraphs();
796 ParagraphList::iterator bgn = pars.begin();
797 // The first paragraph of the area to be selected:
798 ParagraphList::iterator start = boost::next(bgn, pit);
799 // The final paragraph of area to be selected:
800 ParagraphList::iterator finish = start;
801 ParagraphList::iterator end = pars.end();
803 int const thistoclevel = buf.text().getTocLevel(distance(bgn, start));
804 if (thistoclevel == Layout::NOT_IN_TOC)
808 Cursor const old_cur = cur;
809 needsUpdate |= cur.selHandle(true);
811 // Move out (down) from this section header
815 // Seek the one (on same level) below
816 for (; finish != end; ++finish, ++cur.pit()) {
817 int const toclevel = buf.text().getTocLevel(distance(bgn, finish));
818 if (toclevel != Layout::NOT_IN_TOC && toclevel <= thistoclevel)
821 cur.pos() = cur.lastpos();
823 needsUpdate |= cur != old_cur;
827 case LFUN_WORD_RIGHT:
828 case LFUN_WORD_RIGHT_SELECT:
829 if (lyxrc.visual_cursor) {
830 needsUpdate |= cur.selHandle(cmd.action() == LFUN_WORD_RIGHT_SELECT);
831 needsUpdate |= cursorVisRightOneWord(cur);
832 if (!needsUpdate && oldTopSlice == cur.top()
833 && cur.boundary() == oldBoundary) {
835 cmd = FuncRequest(LFUN_FINISHED_RIGHT);
838 if (reverseDirectionNeeded(cur)) {
839 cmd.setAction(cmd.action() == LFUN_WORD_RIGHT_SELECT ?
840 LFUN_WORD_BACKWARD_SELECT : LFUN_WORD_BACKWARD);
842 cmd.setAction(cmd.action() == LFUN_WORD_RIGHT_SELECT ?
843 LFUN_WORD_FORWARD_SELECT : LFUN_WORD_FORWARD);
850 case LFUN_WORD_FORWARD:
851 case LFUN_WORD_FORWARD_SELECT:
852 needsUpdate |= cur.selHandle(cmd.action() == LFUN_WORD_FORWARD_SELECT);
853 needsUpdate |= cursorForwardOneWord(cur);
855 if (!needsUpdate && oldTopSlice == cur.top()
856 && cur.boundary() == oldBoundary) {
858 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
860 // we will probably be moving out the inset, so we should execute
861 // the depm-mechanism, but only when the cursor has a place to
862 // go outside this inset, i.e. in a slice above.
863 if (cur.depth() > 1 && cur.pos() == cur.lastpos()
864 && cur.pit() == cur.lastpit()) {
865 // The cursor hasn't changed yet. To give the
866 // DEPM the possibility of doing something we must
867 // provide it with two different cursors.
869 dummy.pos() = dummy.pit() = 0;
870 if (cur.bv().checkDepm(dummy, cur)) {
871 cur.forceBufferUpdate();
872 // DEPM may have requested a screen update
873 cur.screenUpdateFlags(
874 cur.screenUpdate() | dummy.screenUpdate());
881 case LFUN_WORD_LEFT_SELECT:
882 if (lyxrc.visual_cursor) {
883 needsUpdate |= cur.selHandle(cmd.action() == LFUN_WORD_LEFT_SELECT);
884 needsUpdate |= cursorVisLeftOneWord(cur);
885 if (!needsUpdate && oldTopSlice == cur.top()
886 && cur.boundary() == oldBoundary) {
888 cmd = FuncRequest(LFUN_FINISHED_LEFT);
891 if (reverseDirectionNeeded(cur)) {
892 cmd.setAction(cmd.action() == LFUN_WORD_LEFT_SELECT ?
893 LFUN_WORD_FORWARD_SELECT : LFUN_WORD_FORWARD);
895 cmd.setAction(cmd.action() == LFUN_WORD_LEFT_SELECT ?
896 LFUN_WORD_BACKWARD_SELECT : LFUN_WORD_BACKWARD);
903 case LFUN_WORD_BACKWARD:
904 case LFUN_WORD_BACKWARD_SELECT:
905 needsUpdate |= cur.selHandle(cmd.action() == LFUN_WORD_BACKWARD_SELECT);
906 needsUpdate |= cursorBackwardOneWord(cur);
908 if (!needsUpdate && oldTopSlice == cur.top()
909 && cur.boundary() == oldBoundary) {
911 cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
913 // we will probably be moving out the inset, so we should execute
914 // the depm-mechanism, but only when the cursor has a place to
915 // go outside this inset, i.e. in a slice above.
916 if (cur.depth() > 1 && cur.pos() == 0
918 // The cursor hasn't changed yet. To give the
919 // DEPM the possibility of doing something we must
920 // provide it with two different cursors.
922 dummy.pos() = cur.lastpos();
923 dummy.pit() = cur.lastpit();
924 if (cur.bv().checkDepm(dummy, cur)) {
925 cur.forceBufferUpdate();
926 // DEPM may have requested a screen update
927 cur.screenUpdateFlags(
928 cur.screenUpdate() | dummy.screenUpdate());
934 case LFUN_WORD_SELECT: {
935 selectWord(cur, WHOLE_WORD);
936 finishChange(cur, true);
940 case LFUN_NEWLINE_INSERT: {
941 InsetNewlineParams inp;
942 docstring arg = cmd.argument();
943 if (arg == "linebreak")
944 inp.kind = InsetNewlineParams::LINEBREAK;
946 inp.kind = InsetNewlineParams::NEWLINE;
947 cap::replaceSelection(cur);
949 cur.insert(new InsetNewline(inp));
951 moveCursor(cur, false);
955 case LFUN_TAB_INSERT: {
956 bool const multi_par_selection = cur.selection() &&
957 cur.selBegin().pit() != cur.selEnd().pit();
958 if (multi_par_selection) {
959 // If there is a multi-paragraph selection, a tab is inserted
960 // at the beginning of each paragraph.
961 cur.recordUndoSelection();
962 pit_type const pit_end = cur.selEnd().pit();
963 for (pit_type pit = cur.selBegin().pit(); pit <= pit_end; pit++) {
964 pars_[pit].insertChar(0, '\t',
965 bv->buffer().params().trackChanges);
966 // Update the selection pos to make sure the selection does not
967 // change as the inserted tab will increase the logical pos.
968 if (cur.realAnchor().pit() == pit)
969 cur.realAnchor().forwardPos();
970 if (cur.pit() == pit)
975 // Maybe we shouldn't allow tabs within a line, because they
976 // are not (yet) aligned as one might do expect.
977 FuncRequest cmd(LFUN_SELF_INSERT, from_ascii("\t"));
983 case LFUN_TAB_DELETE: {
984 bool const tc = bv->buffer().params().trackChanges;
985 if (cur.selection()) {
986 // If there is a selection, a tab (if present) is removed from
987 // the beginning of each paragraph.
988 cur.recordUndoSelection();
989 pit_type const pit_end = cur.selEnd().pit();
990 for (pit_type pit = cur.selBegin().pit(); pit <= pit_end; pit++) {
991 Paragraph & par = paragraphs()[pit];
994 char_type const c = par.getChar(0);
995 if (c == '\t' || c == ' ') {
996 // remove either 1 tab or 4 spaces.
997 int const n = (c == ' ' ? 4 : 1);
998 for (int i = 0; i < n
999 && !par.empty() && par.getChar(0) == c; ++i) {
1000 if (cur.pit() == pit)
1002 if (cur.realAnchor().pit() == pit
1003 && cur.realAnchor().pos() > 0 )
1004 cur.realAnchor().backwardPos();
1005 par.eraseChar(0, tc);
1011 // If there is no selection, try to remove a tab or some spaces
1012 // before the position of the cursor.
1013 Paragraph & par = paragraphs()[cur.pit()];
1014 pos_type const pos = cur.pos();
1019 char_type const c = par.getChar(pos - 1);
1023 par.eraseChar(cur.pos(), tc);
1025 for (int n_spaces = 0;
1027 && par.getChar(cur.pos() - 1) == ' '
1031 par.eraseChar(cur.pos(), tc);
1038 case LFUN_CHAR_DELETE_FORWARD:
1039 if (!cur.selection()) {
1040 if (cur.pos() == cur.paragraph().size())
1041 // Par boundary, force full-screen update
1042 singleParUpdate = false;
1043 needsUpdate |= erase(cur);
1045 // It is possible to make it a lot faster still
1046 // just comment out the line below...
1048 cutSelection(cur, true, false);
1049 singleParUpdate = false;
1051 moveCursor(cur, false);
1054 case LFUN_CHAR_DELETE_BACKWARD:
1055 if (!cur.selection()) {
1056 if (bv->getIntl().getTransManager().backspace()) {
1057 // Par boundary, full-screen update
1059 singleParUpdate = false;
1060 needsUpdate |= backspace(cur);
1062 // It is possible to make it a lot faster still
1063 // just comment out the line below...
1066 cutSelection(cur, true, false);
1067 singleParUpdate = false;
1071 case LFUN_PARAGRAPH_BREAK:
1072 cap::replaceSelection(cur);
1073 breakParagraph(cur, cmd.argument() == "inverse");
1077 case LFUN_INSET_INSERT: {
1080 // We have to avoid triggering InstantPreview loading
1081 // before inserting into the document. See bug #5626.
1082 bool loaded = bv->buffer().isFullyLoaded();
1083 bv->buffer().setFullyLoaded(false);
1084 Inset * inset = createInset(&bv->buffer(), cmd);
1085 bv->buffer().setFullyLoaded(loaded);
1088 // FIXME (Abdel 01/02/2006):
1089 // What follows would be a partial fix for bug 2154:
1090 // http://www.lyx.org/trac/ticket/2154
1091 // This automatically put the label inset _after_ a
1092 // numbered section. It should be possible to extend the mechanism
1093 // to any kind of LateX environement.
1094 // The correct way to fix that bug would be at LateX generation.
1095 // I'll let the code here for reference as it could be used for some
1096 // other feature like "automatic labelling".
1098 Paragraph & par = pars_[cur.pit()];
1099 if (inset->lyxCode() == LABEL_CODE
1100 && !par.layout().counter.empty() {
1101 // Go to the end of the paragraph
1102 // Warning: Because of Change-Tracking, the last
1103 // position is 'size()' and not 'size()-1':
1104 cur.pos() = par.size();
1105 // Insert a new paragraph
1106 FuncRequest fr(LFUN_BREAK_PARAGRAPH);
1110 if (cur.selection())
1111 cutSelection(cur, true, false);
1113 if (inset->editable() && inset->asInsetText())
1114 inset->edit(cur, true);
1118 // trigger InstantPreview now
1119 if (inset->lyxCode() == EXTERNAL_CODE) {
1120 InsetExternal & ins =
1121 static_cast<InsetExternal &>(*inset);
1122 ins.updatePreview();
1129 case LFUN_INSET_DISSOLVE: {
1130 if (dissolveInset(cur)) {
1132 cur.forceBufferUpdate();
1137 case LFUN_SET_GRAPHICS_GROUP: {
1138 InsetGraphics * ins = graphics::getCurrentGraphicsInset(cur);
1144 string id = to_utf8(cmd.argument());
1145 string grp = graphics::getGroupParams(bv->buffer(), id);
1146 InsetGraphicsParams tmp, inspar = ins->getParams();
1149 inspar.groupId = to_utf8(cmd.argument());
1151 InsetGraphics::string2params(grp, bv->buffer(), tmp);
1152 tmp.filename = inspar.filename;
1156 ins->setParams(inspar);
1159 case LFUN_SPACE_INSERT:
1160 if (cur.paragraph().layout().free_spacing)
1161 insertChar(cur, ' ');
1163 doInsertInset(cur, this, cmd, false, false);
1166 moveCursor(cur, false);
1169 case LFUN_SPECIALCHAR_INSERT: {
1170 string const name = to_utf8(cmd.argument());
1171 if (name == "hyphenation")
1172 specialChar(cur, InsetSpecialChar::HYPHENATION);
1173 else if (name == "ligature-break")
1174 specialChar(cur, InsetSpecialChar::LIGATURE_BREAK);
1175 else if (name == "slash")
1176 specialChar(cur, InsetSpecialChar::SLASH);
1177 else if (name == "nobreakdash")
1178 specialChar(cur, InsetSpecialChar::NOBREAKDASH);
1179 else if (name == "dots")
1180 specialChar(cur, InsetSpecialChar::LDOTS);
1181 else if (name == "end-of-sentence")
1182 specialChar(cur, InsetSpecialChar::END_OF_SENTENCE);
1183 else if (name == "menu-separator")
1184 specialChar(cur, InsetSpecialChar::MENU_SEPARATOR);
1185 else if (name.empty())
1186 lyxerr << "LyX function 'specialchar-insert' needs an argument." << endl;
1188 lyxerr << "Wrong argument for LyX function 'specialchar-insert'." << endl;
1192 case LFUN_IPAMACRO_INSERT: {
1193 string const arg = cmd.getArg(0);
1194 if (arg == "deco") {
1195 // Open the inset, and move the current selection
1197 doInsertInset(cur, this, cmd, true, true);
1199 // Some insets are numbered, others are shown in the outline pane so
1200 // let's update the labels and the toc backend.
1201 cur.forceBufferUpdate();
1204 if (arg == "tone-falling")
1205 ipaChar(cur, InsetIPAChar::TONE_FALLING);
1206 else if (arg == "tone-rising")
1207 ipaChar(cur, InsetIPAChar::TONE_RISING);
1208 else if (arg == "tone-high-rising")
1209 ipaChar(cur, InsetIPAChar::TONE_HIGH_RISING);
1210 else if (arg == "tone-low-rising")
1211 ipaChar(cur, InsetIPAChar::TONE_LOW_RISING);
1212 else if (arg == "tone-high-rising-falling")
1213 ipaChar(cur, InsetIPAChar::TONE_HIGH_RISING_FALLING);
1214 else if (arg.empty())
1215 lyxerr << "LyX function 'ipamacro-insert' needs an argument." << endl;
1217 lyxerr << "Wrong argument for LyX function 'ipamacro-insert'." << endl;
1221 case LFUN_WORD_UPCASE:
1222 changeCase(cur, text_uppercase);
1225 case LFUN_WORD_LOWCASE:
1226 changeCase(cur, text_lowercase);
1229 case LFUN_WORD_CAPITALIZE:
1230 changeCase(cur, text_capitalization);
1233 case LFUN_CHARS_TRANSPOSE:
1234 charsTranspose(cur);
1238 cur.message(_("Paste"));
1239 LASSERT(cur.selBegin().idx() == cur.selEnd().idx(), /**/);
1240 cap::replaceSelection(cur);
1242 // without argument?
1243 string const arg = to_utf8(cmd.argument());
1245 if (theClipboard().isInternal())
1246 pasteFromStack(cur, bv->buffer().errorList("Paste"), 0);
1247 else if (theClipboard().hasGraphicsContents()
1248 && !theClipboard().hasTextContents())
1249 pasteClipboardGraphics(cur, bv->buffer().errorList("Paste"));
1251 pasteClipboardText(cur, bv->buffer().errorList("Paste"));
1252 } else if (isStrUnsignedInt(arg)) {
1253 // we have a numerical argument
1254 pasteFromStack(cur, bv->buffer().errorList("Paste"),
1255 convert<unsigned int>(arg));
1257 Clipboard::GraphicsType type = Clipboard::AnyGraphicsType;
1259 type = Clipboard::PdfGraphicsType;
1260 else if (arg == "png")
1261 type = Clipboard::PngGraphicsType;
1262 else if (arg == "jpeg")
1263 type = Clipboard::JpegGraphicsType;
1264 else if (arg == "linkback")
1265 type = Clipboard::LinkBackGraphicsType;
1266 else if (arg == "emf")
1267 type = Clipboard::EmfGraphicsType;
1268 else if (arg == "wmf")
1269 type = Clipboard::WmfGraphicsType;
1272 LASSERT(false, /**/);
1274 pasteClipboardGraphics(cur, bv->buffer().errorList("Paste"), type);
1277 bv->buffer().errors("Paste");
1278 cur.clearSelection(); // bug 393
1284 cutSelection(cur, true, true);
1285 cur.message(_("Cut"));
1290 cur.message(_("Copy"));
1293 case LFUN_SERVER_GET_XY:
1294 cur.message(from_utf8(
1295 convert<string>(tm->cursorX(cur.top(), cur.boundary()))
1296 + ' ' + convert<string>(tm->cursorY(cur.top(), cur.boundary()))));
1299 case LFUN_SERVER_SET_XY: {
1302 istringstream is(to_utf8(cmd.argument()));
1305 lyxerr << "SETXY: Could not parse coordinates in '"
1306 << to_utf8(cmd.argument()) << endl;
1308 tm->setCursorFromCoordinates(cur, x, y);
1312 case LFUN_SERVER_GET_LAYOUT:
1313 cur.message(cur.paragraph().layout().name());
1317 docstring layout = cmd.argument();
1318 LYXERR(Debug::INFO, "LFUN_LAYOUT: (arg) " << to_utf8(layout));
1320 Paragraph const & para = cur.paragraph();
1321 docstring const old_layout = para.layout().name();
1322 DocumentClass const & tclass = bv->buffer().params().documentClass();
1325 layout = tclass.defaultLayoutName();
1327 if (owner_->forcePlainLayout())
1328 // in this case only the empty layout is allowed
1329 layout = tclass.plainLayoutName();
1330 else if (para.usePlainLayout()) {
1331 // in this case, default layout maps to empty layout
1332 if (layout == tclass.defaultLayoutName())
1333 layout = tclass.plainLayoutName();
1335 // otherwise, the empty layout maps to the default
1336 if (layout == tclass.plainLayoutName())
1337 layout = tclass.defaultLayoutName();
1340 bool hasLayout = tclass.hasLayout(layout);
1342 // If the entry is obsolete, use the new one instead.
1344 docstring const & obs = tclass[layout].obsoleted_by();
1350 cur.errorMessage(from_utf8(N_("Layout ")) + cmd.argument() +
1351 from_utf8(N_(" not known")));
1355 bool change_layout = (old_layout != layout);
1357 if (!change_layout && cur.selection() &&
1358 cur.selBegin().pit() != cur.selEnd().pit())
1360 pit_type spit = cur.selBegin().pit();
1361 pit_type epit = cur.selEnd().pit() + 1;
1362 while (spit != epit) {
1363 if (pars_[spit].layout().name() != old_layout) {
1364 change_layout = true;
1372 setLayout(cur, layout);
1374 Layout::LaTeXArgMap args = tclass[layout].args();
1375 Layout::LaTeXArgMap::const_iterator lait = args.begin();
1376 Layout::LaTeXArgMap::const_iterator const laend = args.end();
1377 for (; lait != laend; ++lait) {
1378 Layout::latexarg arg = (*lait).second;
1379 if (arg.autoinsert) {
1380 FuncRequest cmd(LFUN_ARGUMENT_INSERT, (*lait).first);
1388 case LFUN_ENVIRONMENT_SPLIT: {
1389 Paragraph const & para = cur.paragraph();
1390 docstring const layout = para.layout().name();
1392 lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_BREAK));
1393 bool const morecont = cur.lastpos() > cur.pos();
1394 lyx::dispatch(FuncRequest(LFUN_LAYOUT, "Separator"));
1395 lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_BREAK, "inverse"));
1397 lyx::dispatch(FuncRequest(LFUN_DOWN));
1398 lyx::dispatch(FuncRequest(LFUN_LAYOUT, layout));
1403 case LFUN_CLIPBOARD_PASTE:
1404 cap::replaceSelection(cur);
1405 pasteClipboardText(cur, bv->buffer().errorList("Paste"),
1406 cmd.argument() == "paragraph");
1407 bv->buffer().errors("Paste");
1410 case LFUN_CLIPBOARD_PASTE_SIMPLE:
1411 cap::replaceSelection(cur);
1412 pasteSimpleText(cur, cmd.argument() == "paragraph");
1415 case LFUN_PRIMARY_SELECTION_PASTE:
1416 cap::replaceSelection(cur);
1417 pasteString(cur, theSelection().get(),
1418 cmd.argument() == "paragraph");
1421 case LFUN_SELECTION_PASTE:
1422 // Copy the selection buffer to the clipboard stack,
1423 // because we want it to appear in the "Edit->Paste
1425 cap::replaceSelection(cur);
1426 cap::copySelectionToStack();
1427 cap::pasteSelection(bv->cursor(), bv->buffer().errorList("Paste"));
1428 bv->buffer().errors("Paste");
1431 case LFUN_UNICODE_INSERT: {
1432 if (cmd.argument().empty())
1434 docstring hexstring = cmd.argument();
1435 if (isHex(hexstring)) {
1436 char_type c = hexToInt(hexstring);
1437 if (c >= 32 && c < 0x10ffff) {
1438 lyxerr << "Inserting c: " << c << endl;
1439 docstring s = docstring(1, c);
1440 lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, s));
1446 case LFUN_QUOTE_INSERT: {
1447 cap::replaceSelection(cur);
1450 Paragraph const & par = cur.paragraph();
1451 pos_type pos = cur.pos();
1452 // Ignore deleted text before cursor
1453 while (pos > 0 && par.isDeleted(pos - 1))
1456 BufferParams const & bufparams = bv->buffer().params();
1458 par.getFontSettings(bufparams, pos).language()->lang() == "hebrew";
1459 bool const allow_inset_quote = !(par.isPassThru() || hebrew);
1461 if (allow_inset_quote) {
1463 if (pos > 0 && (!cur.prevInset() || !cur.prevInset()->isSpace()))
1464 c = par.getChar(pos - 1);
1465 string const arg = to_utf8(cmd.argument());
1466 InsetQuotes::QuoteTimes const quote_type = (arg == "single")
1467 ? InsetQuotes::SingleQuotes : InsetQuotes::DoubleQuotes;
1468 cur.insert(new InsetQuotes(cur.buffer(), c, quote_type));
1471 // The cursor might have been invalidated by the replaceSelection.
1472 cur.buffer()->changed(true);
1473 lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, "\""));
1478 case LFUN_DATE_INSERT: {
1479 string const format = cmd.argument().empty()
1480 ? lyxrc.date_insert_format : to_utf8(cmd.argument());
1481 string const time = formatted_time(current_time(), format);
1482 lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, time));
1486 case LFUN_MOUSE_TRIPLE:
1487 if (cmd.button() == mouse_button::button1) {
1488 tm->cursorHome(cur);
1496 case LFUN_MOUSE_DOUBLE:
1497 if (cmd.button() == mouse_button::button1) {
1498 selectWord(cur, WHOLE_WORD_STRICT);
1503 // Single-click on work area
1504 case LFUN_MOUSE_PRESS: {
1505 // We are not marking a selection with the keyboard in any case.
1506 Cursor & bvcur = cur.bv().cursor();
1507 bvcur.setMark(false);
1508 switch (cmd.button()) {
1509 case mouse_button::button1:
1511 if (!bv->mouseSetCursor(cur, cmd.argument() == "region-select"))
1512 cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1513 if (bvcur.wordSelection())
1514 selectWord(bvcur, WHOLE_WORD);
1517 case mouse_button::button2:
1518 // Middle mouse pasting.
1519 bv->mouseSetCursor(cur);
1521 FuncRequest(LFUN_COMMAND_ALTERNATIVES,
1522 "selection-paste ; primary-selection-paste paragraph"));
1523 cur.noScreenUpdate();
1526 case mouse_button::button3: {
1527 // Don't do anything if we right-click a
1528 // selection, a context menu will popup.
1529 if (bvcur.selection() && cur >= bvcur.selectionBegin()
1530 && cur < bvcur.selectionEnd()) {
1531 cur.noScreenUpdate();
1534 if (!bv->mouseSetCursor(cur, false))
1535 cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1541 } // switch (cmd.button())
1544 case LFUN_MOUSE_MOTION: {
1545 // Mouse motion with right or middle mouse do nothing for now.
1546 if (cmd.button() != mouse_button::button1) {
1547 cur.noScreenUpdate();
1550 // ignore motions deeper nested than the real anchor
1551 Cursor & bvcur = cur.bv().cursor();
1552 if (!bvcur.realAnchor().hasPart(cur)) {
1556 CursorSlice old = bvcur.top();
1558 int const wh = bv->workHeight();
1559 int const y = max(0, min(wh - 1, cmd.y()));
1561 tm->setCursorFromCoordinates(cur, cmd.x(), y);
1562 cur.setTargetX(cmd.x());
1564 lyx::dispatch(FuncRequest(LFUN_DOWN_SELECT));
1565 else if (cmd.y() < 0)
1566 lyx::dispatch(FuncRequest(LFUN_UP_SELECT));
1567 // This is to allow jumping over large insets
1568 if (cur.top() == old) {
1570 lyx::dispatch(FuncRequest(LFUN_DOWN_SELECT));
1571 else if (cmd.y() < 0)
1572 lyx::dispatch(FuncRequest(LFUN_UP_SELECT));
1574 // We continue with our existing selection or start a new one, so don't
1575 // reset the anchor.
1576 bvcur.setCursor(cur);
1577 bvcur.setSelection(true);
1578 if (cur.top() == old) {
1579 // We didn't move one iota, so no need to update the screen.
1580 cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1581 //cur.noScreenUpdate();
1587 case LFUN_MOUSE_RELEASE:
1588 switch (cmd.button()) {
1589 case mouse_button::button1:
1590 // Cursor was set at LFUN_MOUSE_PRESS or LFUN_MOUSE_MOTION time.
1591 // If there is a new selection, update persistent selection;
1592 // otherwise, single click does not clear persistent selection
1594 if (cur.selection()) {
1595 // Finish selection. If double click,
1596 // cur is moved to the end of word by
1597 // selectWord but bvcur is current
1599 cur.bv().cursor().setSelection();
1600 // We might have removed an empty but drawn selection
1601 // (probably a margin)
1602 cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
1604 cur.noScreenUpdate();
1605 // FIXME: We could try to handle drag and drop of selection here.
1608 case mouse_button::button2:
1609 // Middle mouse pasting is handled at mouse press time,
1610 // see LFUN_MOUSE_PRESS.
1611 cur.noScreenUpdate();
1614 case mouse_button::button3:
1615 // Cursor was set at LFUN_MOUSE_PRESS time.
1616 // FIXME: If there is a selection we could try to handle a special
1617 // drag & drop context menu.
1618 cur.noScreenUpdate();
1621 case mouse_button::none:
1622 case mouse_button::button4:
1623 case mouse_button::button5:
1625 } // switch (cmd.button())
1629 case LFUN_SELF_INSERT: {
1630 if (cmd.argument().empty())
1633 // Automatically delete the currently selected
1634 // text and replace it with what is being
1635 // typed in now. Depends on lyxrc settings
1636 // "auto_region_delete", which defaults to
1639 if (lyxrc.auto_region_delete && cur.selection())
1640 cutSelection(cur, false, false);
1642 cur.clearSelection();
1644 docstring::const_iterator cit = cmd.argument().begin();
1645 docstring::const_iterator const end = cmd.argument().end();
1646 for (; cit != end; ++cit)
1647 bv->translateAndInsert(*cit, this, cur);
1650 moveCursor(cur, false);
1651 cur.markNewWordPosition();
1652 bv->bookmarkEditPosition();
1656 case LFUN_HYPERLINK_INSERT: {
1657 InsetCommandParams p(HYPERLINK_CODE);
1659 if (cur.selection()) {
1660 content = cur.selectionAsString(false);
1661 cutSelection(cur, true, false);
1663 p["target"] = (cmd.argument().empty()) ?
1664 content : cmd.argument();
1665 string const data = InsetCommand::params2string(p);
1666 if (p["target"].empty()) {
1667 bv->showDialog("href", data);
1669 FuncRequest fr(LFUN_INSET_INSERT, data);
1675 case LFUN_LABEL_INSERT: {
1676 InsetCommandParams p(LABEL_CODE);
1677 // Try to generate a valid label
1678 p["name"] = (cmd.argument().empty()) ?
1679 cur.getPossibleLabel() :
1681 string const data = InsetCommand::params2string(p);
1683 if (cmd.argument().empty()) {
1684 bv->showDialog("label", data);
1686 FuncRequest fr(LFUN_INSET_INSERT, data);
1692 case LFUN_INFO_INSERT: {
1694 if (cmd.argument().empty() && cur.selection()) {
1695 // if command argument is empty use current selection as parameter.
1696 docstring ds = cur.selectionAsString(false);
1697 cutSelection(cur, true, false);
1698 FuncRequest cmd0(cmd, ds);
1699 inset = createInset(cur.buffer(), cmd0);
1701 inset = createInset(cur.buffer(), cmd);
1706 insertInset(cur, inset);
1710 case LFUN_CAPTION_INSERT:
1711 case LFUN_FOOTNOTE_INSERT:
1712 case LFUN_NOTE_INSERT:
1713 case LFUN_BOX_INSERT:
1714 case LFUN_BRANCH_INSERT:
1715 case LFUN_PHANTOM_INSERT:
1716 case LFUN_ERT_INSERT:
1717 case LFUN_LISTING_INSERT:
1718 case LFUN_MARGINALNOTE_INSERT:
1719 case LFUN_ARGUMENT_INSERT:
1720 case LFUN_INDEX_INSERT:
1721 case LFUN_PREVIEW_INSERT:
1722 case LFUN_SCRIPT_INSERT:
1723 case LFUN_IPA_INSERT:
1724 // Open the inset, and move the current selection
1726 doInsertInset(cur, this, cmd, true, true);
1728 // Some insets are numbered, others are shown in the outline pane so
1729 // let's update the labels and the toc backend.
1730 cur.forceBufferUpdate();
1733 case LFUN_FLEX_INSERT: {
1734 // Open the inset, and move the current selection
1736 bool const sel = cur.selection();
1737 doInsertInset(cur, this, cmd, true, true);
1738 // Insert auto-insert arguments
1739 bool autoargs = false;
1740 Layout::LaTeXArgMap args = cur.inset().getLayout().latexargs();
1741 Layout::LaTeXArgMap::const_iterator lait = args.begin();
1742 Layout::LaTeXArgMap::const_iterator const laend = args.end();
1743 for (; lait != laend; ++lait) {
1744 Layout::latexarg arg = (*lait).second;
1745 if (arg.autoinsert) {
1746 // The cursor might have been invalidated by the replaceSelection.
1747 cur.buffer()->changed(true);
1748 FuncRequest cmd(LFUN_ARGUMENT_INSERT, (*lait).first);
1755 cur.leaveInset(cur.inset());
1758 // Some insets are numbered, others are shown in the outline pane so
1759 // let's update the labels and the toc backend.
1760 cur.forceBufferUpdate();
1764 case LFUN_TABULAR_INSERT:
1765 // if there were no arguments, just open the dialog
1766 if (doInsertInset(cur, this, cmd, false, true))
1769 bv->showDialog("tabularcreate");
1773 case LFUN_FLOAT_INSERT:
1774 case LFUN_FLOAT_WIDE_INSERT:
1775 case LFUN_WRAP_INSERT: {
1776 // will some content be moved into the inset?
1777 bool const content = cur.selection();
1778 // does the content consist of multiple paragraphs?
1779 bool const singlepar = (cur.selBegin().pit() == cur.selEnd().pit());
1781 doInsertInset(cur, this, cmd, true, true);
1784 // If some single-par content is moved into the inset,
1785 // doInsertInset puts the cursor outside the inset.
1786 // To insert the caption we put it back into the inset.
1787 // FIXME cleanup doInsertInset to avoid such dances!
1788 if (content && singlepar)
1791 ParagraphList & pars = cur.text()->paragraphs();
1793 DocumentClass const & tclass = bv->buffer().params().documentClass();
1795 // add a separate paragraph for the caption inset
1796 pars.push_back(Paragraph());
1797 pars.back().setInsetOwner(&cur.text()->inset());
1798 pars.back().setPlainOrDefaultLayout(tclass);
1799 int cap_pit = pars.size() - 1;
1801 // if an empty inset was created, we create an additional empty
1802 // paragraph at the bottom so that the user can choose where to put
1803 // the graphics (or table).
1805 pars.push_back(Paragraph());
1806 pars.back().setInsetOwner(&cur.text()->inset());
1807 pars.back().setPlainOrDefaultLayout(tclass);
1810 // reposition the cursor to the caption
1811 cur.pit() = cap_pit;
1813 // FIXME: This Text/Cursor dispatch handling is a mess!
1814 // We cannot use Cursor::dispatch here it needs access to up to
1816 FuncRequest cmd_caption(LFUN_CAPTION_INSERT);
1817 doInsertInset(cur, cur.text(), cmd_caption, true, false);
1818 cur.forceBufferUpdate();
1819 cur.screenUpdateFlags(Update::Force);
1820 // FIXME: When leaving the Float (or Wrap) inset we should
1821 // delete any empty paragraph left above or below the
1826 case LFUN_NOMENCL_INSERT: {
1827 InsetCommandParams p(NOMENCL_CODE);
1828 if (cmd.argument().empty())
1829 p["symbol"] = bv->cursor().innerText()->getStringToIndex(bv->cursor());
1831 p["symbol"] = cmd.argument();
1832 string const data = InsetCommand::params2string(p);
1833 bv->showDialog("nomenclature", data);
1837 case LFUN_INDEX_PRINT: {
1838 InsetCommandParams p(INDEX_PRINT_CODE);
1839 if (cmd.argument().empty())
1840 p["type"] = from_ascii("idx");
1842 p["type"] = cmd.argument();
1843 string const data = InsetCommand::params2string(p);
1844 FuncRequest fr(LFUN_INSET_INSERT, data);
1849 case LFUN_NOMENCL_PRINT:
1850 case LFUN_NEWPAGE_INSERT:
1852 doInsertInset(cur, this, cmd, false, false);
1856 case LFUN_DEPTH_DECREMENT:
1857 changeDepth(cur, DEC_DEPTH);
1860 case LFUN_DEPTH_INCREMENT:
1861 changeDepth(cur, INC_DEPTH);
1864 case LFUN_MATH_DISPLAY:
1865 mathDispatch(cur, cmd, true);
1868 case LFUN_REGEXP_MODE:
1869 regexpDispatch(cur, cmd);
1872 case LFUN_MATH_MODE:
1873 if (cmd.argument() == "on")
1874 // don't pass "on" as argument
1875 // (it would appear literally in the first cell)
1876 mathDispatch(cur, FuncRequest(LFUN_MATH_MODE), false);
1878 mathDispatch(cur, cmd, false);
1881 case LFUN_MATH_MACRO:
1882 if (cmd.argument().empty())
1883 cur.errorMessage(from_utf8(N_("Missing argument")));
1886 string s = to_utf8(cmd.argument());
1887 string const s1 = token(s, ' ', 1);
1888 int const nargs = s1.empty() ? 0 : convert<int>(s1);
1889 string const s2 = token(s, ' ', 2);
1890 MacroType type = MacroTypeNewcommand;
1892 type = MacroTypeDef;
1893 MathMacroTemplate * inset = new MathMacroTemplate(cur.buffer(),
1894 from_utf8(token(s, ' ', 0)), nargs, false, type);
1895 inset->setBuffer(bv->buffer());
1896 insertInset(cur, inset);
1898 // enter macro inset and select the name
1900 cur.top().pos() = cur.top().lastpos();
1902 cur.setSelection(true);
1903 cur.top().pos() = 0;
1907 // passthrough hat and underscore outside mathed:
1908 case LFUN_MATH_SUBSCRIPT:
1909 mathDispatch(cur, FuncRequest(LFUN_SELF_INSERT, "_"), false);
1911 case LFUN_MATH_SUPERSCRIPT:
1912 mathDispatch(cur, FuncRequest(LFUN_SELF_INSERT, "^"), false);
1915 case LFUN_MATH_INSERT:
1916 case LFUN_MATH_AMS_MATRIX:
1917 case LFUN_MATH_MATRIX:
1918 case LFUN_MATH_DELIM:
1919 case LFUN_MATH_BIGDELIM: {
1921 cap::replaceSelection(cur);
1922 cur.insert(new InsetMathHull(cur.buffer(), hullSimple));
1923 checkAndActivateInset(cur, true);
1924 LASSERT(cur.inMathed(), /**/);
1929 case LFUN_FONT_EMPH: {
1930 Font font(ignore_font, ignore_language);
1931 font.fontInfo().setEmph(FONT_TOGGLE);
1932 toggleAndShow(cur, this, font);
1936 case LFUN_FONT_ITAL: {
1937 Font font(ignore_font, ignore_language);
1938 font.fontInfo().setShape(ITALIC_SHAPE);
1939 toggleAndShow(cur, this, font);
1943 case LFUN_FONT_BOLD:
1944 case LFUN_FONT_BOLDSYMBOL: {
1945 Font font(ignore_font, ignore_language);
1946 font.fontInfo().setSeries(BOLD_SERIES);
1947 toggleAndShow(cur, this, font);
1951 case LFUN_FONT_NOUN: {
1952 Font font(ignore_font, ignore_language);
1953 font.fontInfo().setNoun(FONT_TOGGLE);
1954 toggleAndShow(cur, this, font);
1958 case LFUN_FONT_TYPEWRITER: {
1959 Font font(ignore_font, ignore_language);
1960 font.fontInfo().setFamily(TYPEWRITER_FAMILY); // no good
1961 toggleAndShow(cur, this, font);
1965 case LFUN_FONT_SANS: {
1966 Font font(ignore_font, ignore_language);
1967 font.fontInfo().setFamily(SANS_FAMILY);
1968 toggleAndShow(cur, this, font);
1972 case LFUN_FONT_ROMAN: {
1973 Font font(ignore_font, ignore_language);
1974 font.fontInfo().setFamily(ROMAN_FAMILY);
1975 toggleAndShow(cur, this, font);
1979 case LFUN_FONT_DEFAULT: {
1980 Font font(inherit_font, ignore_language);
1981 toggleAndShow(cur, this, font);
1985 case LFUN_FONT_STRIKEOUT: {
1986 Font font(ignore_font, ignore_language);
1987 font.fontInfo().setStrikeout(FONT_TOGGLE);
1988 toggleAndShow(cur, this, font);
1992 case LFUN_FONT_UULINE: {
1993 Font font(ignore_font, ignore_language);
1994 font.fontInfo().setUuline(FONT_TOGGLE);
1995 toggleAndShow(cur, this, font);
1999 case LFUN_FONT_UWAVE: {
2000 Font font(ignore_font, ignore_language);
2001 font.fontInfo().setUwave(FONT_TOGGLE);
2002 toggleAndShow(cur, this, font);
2006 case LFUN_FONT_UNDERLINE: {
2007 Font font(ignore_font, ignore_language);
2008 font.fontInfo().setUnderbar(FONT_TOGGLE);
2009 toggleAndShow(cur, this, font);
2013 case LFUN_FONT_SIZE: {
2014 Font font(ignore_font, ignore_language);
2015 setLyXSize(to_utf8(cmd.argument()), font.fontInfo());
2016 toggleAndShow(cur, this, font);
2020 case LFUN_LANGUAGE: {
2021 string const lang_arg = cmd.getArg(0);
2022 bool const reset = (lang_arg.empty() || lang_arg == "reset");
2023 Language const * lang =
2024 reset ? reset_language
2025 : languages.getLanguage(lang_arg);
2026 // we allow reset_language, which is 0, but only if it
2027 // was requested via empty or "reset" arg.
2028 if (!lang && !reset)
2030 bool const toggle = (cmd.getArg(1) != "set");
2031 selectWordWhenUnderCursor(cur, WHOLE_WORD_STRICT);
2032 Font font(ignore_font, lang);
2033 toggleAndShow(cur, this, font, toggle);
2037 case LFUN_TEXTSTYLE_APPLY:
2038 toggleAndShow(cur, this, freefont, toggleall);
2039 cur.message(_("Character set"));
2042 // Set the freefont using the contents of \param data dispatched from
2043 // the frontends and apply it at the current cursor location.
2044 case LFUN_TEXTSTYLE_UPDATE: {
2047 if (font.fromString(to_utf8(cmd.argument()), toggle)) {
2050 toggleAndShow(cur, this, freefont, toggleall);
2051 cur.message(_("Character set"));
2053 lyxerr << "Argument not ok";
2058 case LFUN_FINISHED_LEFT:
2059 LYXERR(Debug::DEBUG, "handle LFUN_FINISHED_LEFT:\n" << cur);
2060 // We're leaving an inset, going left. If the inset is LTR, we're
2061 // leaving from the front, so we should not move (remain at --- but
2062 // not in --- the inset). If the inset is RTL, move left, without
2063 // entering the inset itself; i.e., move to after the inset.
2064 if (cur.paragraph().getFontSettings(
2065 cur.bv().buffer().params(), cur.pos()).isRightToLeft())
2066 cursorVisLeft(cur, true);
2069 case LFUN_FINISHED_RIGHT:
2070 LYXERR(Debug::DEBUG, "handle LFUN_FINISHED_RIGHT:\n" << cur);
2071 // We're leaving an inset, going right. If the inset is RTL, we're
2072 // leaving from the front, so we should not move (remain at --- but
2073 // not in --- the inset). If the inset is LTR, move right, without
2074 // entering the inset itself; i.e., move to after the inset.
2075 if (!cur.paragraph().getFontSettings(
2076 cur.bv().buffer().params(), cur.pos()).isRightToLeft())
2077 cursorVisRight(cur, true);
2080 case LFUN_FINISHED_BACKWARD:
2081 LYXERR(Debug::DEBUG, "handle LFUN_FINISHED_BACKWARD:\n" << cur);
2084 case LFUN_FINISHED_FORWARD:
2085 LYXERR(Debug::DEBUG, "handle LFUN_FINISHED_FORWARD:\n" << cur);
2087 cur.setCurrentFont();
2090 case LFUN_LAYOUT_PARAGRAPH: {
2092 params2string(cur.paragraph(), data);
2093 data = "show\n" + data;
2094 bv->showDialog("paragraph", data);
2098 case LFUN_PARAGRAPH_UPDATE: {
2100 params2string(cur.paragraph(), data);
2102 // Will the paragraph accept changes from the dialog?
2104 cur.inset().allowParagraphCustomization(cur.idx());
2106 data = "update " + convert<string>(accept) + '\n' + data;
2107 bv->updateDialog("paragraph", data);
2111 case LFUN_ACCENT_UMLAUT:
2112 case LFUN_ACCENT_CIRCUMFLEX:
2113 case LFUN_ACCENT_GRAVE:
2114 case LFUN_ACCENT_ACUTE:
2115 case LFUN_ACCENT_TILDE:
2116 case LFUN_ACCENT_CEDILLA:
2117 case LFUN_ACCENT_MACRON:
2118 case LFUN_ACCENT_DOT:
2119 case LFUN_ACCENT_UNDERDOT:
2120 case LFUN_ACCENT_UNDERBAR:
2121 case LFUN_ACCENT_CARON:
2122 case LFUN_ACCENT_BREVE:
2123 case LFUN_ACCENT_TIE:
2124 case LFUN_ACCENT_HUNGARIAN_UMLAUT:
2125 case LFUN_ACCENT_CIRCLE:
2126 case LFUN_ACCENT_OGONEK:
2127 theApp()->handleKeyFunc(cmd.action());
2128 if (!cmd.argument().empty())
2129 // FIXME: Are all these characters encoded in one byte in utf8?
2130 bv->translateAndInsert(cmd.argument()[0], this, cur);
2131 cur.screenUpdateFlags(Update::FitCursor);
2134 case LFUN_FLOAT_LIST_INSERT: {
2135 DocumentClass const & tclass = bv->buffer().params().documentClass();
2136 if (tclass.floats().typeExist(to_utf8(cmd.argument()))) {
2138 if (cur.selection())
2139 cutSelection(cur, true, false);
2140 breakParagraph(cur);
2142 if (cur.lastpos() != 0) {
2143 cursorBackward(cur);
2144 breakParagraph(cur);
2147 docstring const laystr = cur.inset().usePlainLayout() ?
2148 tclass.plainLayoutName() :
2149 tclass.defaultLayoutName();
2150 setLayout(cur, laystr);
2151 ParagraphParameters p;
2152 // FIXME If this call were replaced with one to clearParagraphParams(),
2153 // then we could get rid of this method altogether.
2154 setParagraphs(cur, p);
2155 // FIXME This should be simplified when InsetFloatList takes a
2156 // Buffer in its constructor.
2157 InsetFloatList * ifl = new InsetFloatList(cur.buffer(), to_utf8(cmd.argument()));
2158 ifl->setBuffer(bv->buffer());
2159 insertInset(cur, ifl);
2162 lyxerr << "Non-existent float type: "
2163 << to_utf8(cmd.argument()) << endl;
2168 case LFUN_CHANGE_ACCEPT: {
2169 acceptOrRejectChanges(cur, ACCEPT);
2173 case LFUN_CHANGE_REJECT: {
2174 acceptOrRejectChanges(cur, REJECT);
2178 case LFUN_THESAURUS_ENTRY: {
2179 docstring arg = cmd.argument();
2181 arg = cur.selectionAsString(false);
2183 if (arg.size() > 100 || arg.empty()) {
2184 // Get word or selection
2185 selectWordWhenUnderCursor(cur, WHOLE_WORD);
2186 arg = cur.selectionAsString(false);
2187 arg += " lang=" + from_ascii(cur.getFont().language()->lang());
2190 bv->showDialog("thesaurus", to_utf8(arg));
2194 case LFUN_SPELLING_ADD: {
2195 docstring word = from_utf8(cmd.getArg(0));
2198 word = cur.selectionAsString(false);
2200 if (word.size() > 100 || word.empty()) {
2201 // Get word or selection
2202 selectWordWhenUnderCursor(cur, WHOLE_WORD);
2203 word = cur.selectionAsString(false);
2205 lang = const_cast<Language *>(cur.getFont().language());
2207 lang = const_cast<Language *>(languages.getLanguage(cmd.getArg(1)));
2208 WordLangTuple wl(word, lang);
2209 theSpellChecker()->insert(wl);
2213 case LFUN_SPELLING_IGNORE: {
2214 docstring word = from_utf8(cmd.getArg(0));
2217 word = cur.selectionAsString(false);
2219 if (word.size() > 100 || word.empty()) {
2220 // Get word or selection
2221 selectWordWhenUnderCursor(cur, WHOLE_WORD);
2222 word = cur.selectionAsString(false);
2224 lang = const_cast<Language *>(cur.getFont().language());
2226 lang = const_cast<Language *>(languages.getLanguage(cmd.getArg(1)));
2227 WordLangTuple wl(word, lang);
2228 theSpellChecker()->accept(wl);
2232 case LFUN_SPELLING_REMOVE: {
2233 docstring word = from_utf8(cmd.getArg(0));
2236 word = cur.selectionAsString(false);
2238 if (word.size() > 100 || word.empty()) {
2239 // Get word or selection
2240 selectWordWhenUnderCursor(cur, WHOLE_WORD);
2241 word = cur.selectionAsString(false);
2243 lang = const_cast<Language *>(cur.getFont().language());
2245 lang = const_cast<Language *>(languages.getLanguage(cmd.getArg(1)));
2246 WordLangTuple wl(word, lang);
2247 theSpellChecker()->remove(wl);
2251 case LFUN_PARAGRAPH_PARAMS_APPLY: {
2252 // Given data, an encoding of the ParagraphParameters
2253 // generated in the Paragraph dialog, this function sets
2254 // the current paragraph, or currently selected paragraphs,
2256 // NOTE: This function overrides all existing settings.
2257 setParagraphs(cur, cmd.argument());
2258 cur.message(_("Paragraph layout set"));
2262 case LFUN_PARAGRAPH_PARAMS: {
2263 // Given data, an encoding of the ParagraphParameters as we'd
2264 // find them in a LyX file, this function modifies the current paragraph,
2265 // or currently selected paragraphs.
2266 // NOTE: This function only modifies, and does not override, existing
2268 setParagraphs(cur, cmd.argument(), true);
2269 cur.message(_("Paragraph layout set"));
2274 if (cur.selection()) {
2275 cur.setSelection(false);
2278 // This used to be LFUN_FINISHED_RIGHT, I think FORWARD is more
2279 // correct, but I'm not 100% sure -- dov, 071019
2280 cmd = FuncRequest(LFUN_FINISHED_FORWARD);
2284 case LFUN_OUTLINE_UP:
2285 outline(OutlineUp, cur);
2286 setCursor(cur, cur.pit(), 0);
2287 cur.forceBufferUpdate();
2291 case LFUN_OUTLINE_DOWN:
2292 outline(OutlineDown, cur);
2293 setCursor(cur, cur.pit(), 0);
2294 cur.forceBufferUpdate();
2298 case LFUN_OUTLINE_IN:
2299 outline(OutlineIn, cur);
2300 cur.forceBufferUpdate();
2304 case LFUN_OUTLINE_OUT:
2305 outline(OutlineOut, cur);
2306 cur.forceBufferUpdate();
2311 LYXERR(Debug::ACTION, "Command " << cmd << " not DISPATCHED by Text");
2316 needsUpdate |= (cur.pos() != cur.lastpos()) && cur.selection();
2318 if (lyxrc.spellcheck_continuously && !needsUpdate) {
2319 // Check for misspelled text
2320 // The redraw is useful because of the painting of
2321 // misspelled markers depends on the cursor position.
2322 // Trigger a redraw for cursor moves inside misspelled text.
2323 if (!cur.inTexted()) {
2324 // move from regular text to math
2325 needsUpdate = last_misspelled;
2326 } else if (oldTopSlice != cur.top() || oldBoundary != cur.boundary()) {
2327 // move inside regular text
2328 needsUpdate = last_misspelled
2329 || cur.paragraph().isMisspelled(cur.pos(), true);
2333 // FIXME: The cursor flag is reset two lines below
2334 // so we need to check here if some of the LFUN did touch that.
2335 // for now only Text::erase() and Text::backspace() do that.
2336 // The plan is to verify all the LFUNs and then to remove this
2337 // singleParUpdate boolean altogether.
2338 if (cur.result().screenUpdate() & Update::Force) {
2339 singleParUpdate = false;
2343 // FIXME: the following code should go in favor of fine grained
2344 // update flag treatment.
2345 if (singleParUpdate) {
2346 // Inserting characters does not change par height in general. So, try
2347 // to update _only_ this paragraph. BufferView will detect if a full
2348 // metrics update is needed anyway.
2349 cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
2353 && &oldTopSlice.inset() == &cur.inset()
2354 && oldTopSlice.idx() == cur.idx()
2355 && !oldSelection // oldSelection is a backup of cur.selection() at the beginning of the function.
2356 && !cur.selection())
2357 // FIXME: it would be better if we could just do this
2359 //if (cur.result().update() != Update::FitCursor)
2360 // cur.noScreenUpdate();
2362 // But some LFUNs do not set Update::FitCursor when needed, so we
2363 // do it for all. This is not very harmfull as FitCursor will provoke
2364 // a full redraw only if needed but still, a proper review of all LFUN
2365 // should be done and this needsUpdate boolean can then be removed.
2366 cur.screenUpdateFlags(Update::FitCursor);
2368 cur.screenUpdateFlags(Update::Force | Update::FitCursor);
2372 bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
2373 FuncStatus & flag) const
2375 LASSERT(cur.text() == this, /**/);
2377 FontInfo const & fontinfo = cur.real_current_font.fontInfo();
2379 bool allow_in_passthru = false;
2380 InsetCode code = NO_CODE;
2382 switch (cmd.action()) {
2384 case LFUN_DEPTH_DECREMENT:
2385 enable = changeDepthAllowed(cur, DEC_DEPTH);
2388 case LFUN_DEPTH_INCREMENT:
2389 enable = changeDepthAllowed(cur, INC_DEPTH);
2393 // FIXME We really should not allow this to be put, e.g.,
2394 // in a footnote, or in ERT. But it would make sense in a
2395 // branch, so I'm not sure what to do.
2396 flag.setOnOff(cur.paragraph().params().startOfAppendix());
2399 case LFUN_DIALOG_SHOW_NEW_INSET:
2400 if (cmd.argument() == "bibitem")
2401 code = BIBITEM_CODE;
2402 else if (cmd.argument() == "bibtex") {
2404 // not allowed in description items
2405 enable = !inDescriptionItem(cur);
2407 else if (cmd.argument() == "box")
2409 else if (cmd.argument() == "branch")
2411 else if (cmd.argument() == "citation")
2413 else if (cmd.argument() == "ert")
2415 else if (cmd.argument() == "external")
2416 code = EXTERNAL_CODE;
2417 else if (cmd.argument() == "float")
2419 else if (cmd.argument() == "graphics")
2420 code = GRAPHICS_CODE;
2421 else if (cmd.argument() == "href")
2422 code = HYPERLINK_CODE;
2423 else if (cmd.argument() == "include")
2424 code = INCLUDE_CODE;
2425 else if (cmd.argument() == "index")
2427 else if (cmd.argument() == "index_print")
2428 code = INDEX_PRINT_CODE;
2429 else if (cmd.argument() == "nomenclature")
2430 code = NOMENCL_CODE;
2431 else if (cmd.argument() == "nomencl_print")
2432 code = NOMENCL_PRINT_CODE;
2433 else if (cmd.argument() == "label")
2435 else if (cmd.argument() == "line")
2437 else if (cmd.argument() == "note")
2439 else if (cmd.argument() == "phantom")
2440 code = PHANTOM_CODE;
2441 else if (cmd.argument() == "ref")
2443 else if (cmd.argument() == "space")
2445 else if (cmd.argument() == "toc")
2447 else if (cmd.argument() == "vspace")
2449 else if (cmd.argument() == "wrap")
2451 else if (cmd.argument() == "listings")
2452 code = LISTINGS_CODE;
2455 case LFUN_ERT_INSERT:
2458 case LFUN_LISTING_INSERT:
2459 code = LISTINGS_CODE;
2460 // not allowed in description items
2461 enable = !inDescriptionItem(cur);
2463 case LFUN_FOOTNOTE_INSERT:
2466 case LFUN_TABULAR_INSERT:
2467 code = TABULAR_CODE;
2469 case LFUN_MARGINALNOTE_INSERT:
2472 case LFUN_FLOAT_INSERT:
2473 case LFUN_FLOAT_WIDE_INSERT:
2474 // FIXME: If there is a selection, we should check whether there
2475 // are floats in the selection, but this has performance issues, see
2476 // LFUN_CHANGE_ACCEPT/REJECT.
2478 if (inDescriptionItem(cur))
2479 // not allowed in description items
2482 InsetCode const inset_code = cur.inset().lyxCode();
2484 // algorithm floats cannot be put in another float
2485 if (to_utf8(cmd.argument()) == "algorithm") {
2486 enable = inset_code != WRAP_CODE && inset_code != FLOAT_CODE;
2490 // for figures and tables: only allow in another
2491 // float or wrap if it is of the same type and
2492 // not a subfloat already
2493 if(cur.inset().lyxCode() == code) {
2494 InsetFloat const & ins =
2495 static_cast<InsetFloat const &>(cur.inset());
2496 enable = ins.params().type == to_utf8(cmd.argument())
2497 && !ins.params().subfloat;
2498 } else if(cur.inset().lyxCode() == WRAP_CODE) {
2499 InsetWrap const & ins =
2500 static_cast<InsetWrap const &>(cur.inset());
2501 enable = ins.params().type == to_utf8(cmd.argument());
2505 case LFUN_WRAP_INSERT:
2507 // not allowed in description items
2508 enable = !inDescriptionItem(cur);
2510 case LFUN_FLOAT_LIST_INSERT: {
2511 code = FLOAT_LIST_CODE;
2512 // not allowed in description items
2513 enable = !inDescriptionItem(cur);
2515 FloatList const & floats = cur.buffer()->params().documentClass().floats();
2516 FloatList::const_iterator cit = floats[to_ascii(cmd.argument())];
2517 // make sure we know about such floats
2518 if (cit == floats.end() ||
2519 // and that we know how to generate a list of them
2520 (!cit->second.usesFloatPkg() && cit->second.listCommand().empty())) {
2521 flag.setUnknown(true);
2522 // probably not necessary, but...
2528 case LFUN_CAPTION_INSERT: {
2529 code = CAPTION_CODE;
2531 if (cur.depth() > 0) {
2532 if (&cur[cur.depth() - 1].inset()
2533 && !cur[cur.depth() - 1].inset().allowsCaptionVariation())
2536 string arg = cmd.getArg(0);
2537 // not allowed in description items,
2538 // and in specific insets
2539 enable = !inDescriptionItem(cur)
2540 && (varia || arg.empty() || arg == "Standard");
2543 case LFUN_NOTE_INSERT:
2545 // in commands (sections etc.) and description items,
2546 // only Notes are allowed
2547 enable = (cmd.argument().empty() || cmd.getArg(0) == "Note" ||
2548 (!cur.paragraph().layout().isCommand()
2549 && !inDescriptionItem(cur)));
2551 case LFUN_FLEX_INSERT: {
2553 string s = cmd.getArg(0);
2555 cur.buffer()->params().documentClass().insetLayout(from_utf8(s));
2556 if (il.lyxtype() != InsetLayout::CHARSTYLE &&
2557 il.lyxtype() != InsetLayout::CUSTOM &&
2558 il.lyxtype() != InsetLayout::ELEMENT &&
2559 il.lyxtype ()!= InsetLayout::STANDARD)
2563 case LFUN_BOX_INSERT:
2566 case LFUN_BRANCH_INSERT:
2568 if (cur.buffer()->masterBuffer()->params().branchlist().empty()
2569 && cur.buffer()->params().branchlist().empty())
2572 case LFUN_IPA_INSERT:
2575 case LFUN_PHANTOM_INSERT:
2576 code = PHANTOM_CODE;
2578 case LFUN_LABEL_INSERT:
2581 case LFUN_INFO_INSERT:
2584 case LFUN_ARGUMENT_INSERT: {
2586 allow_in_passthru = true;
2587 string const arg = cmd.getArg(0);
2592 Layout const & lay = cur.paragraph().layout();
2593 Layout::LaTeXArgMap args = lay.args();
2594 Layout::LaTeXArgMap::const_iterator const lait =
2596 if (lait != args.end()) {
2598 pit_type pit = cur.pit();
2599 pit_type lastpit = cur.pit();
2600 if (lay.isEnvironment() && !prefixIs(arg, "item:")) {
2601 // In a sequence of "merged" environment layouts, we only allow
2602 // non-item arguments once.
2603 lastpit = cur.lastpit();
2604 // get the first paragraph in sequence with this layout
2605 depth_type const current_depth = cur.paragraph().params().depth();
2609 Paragraph cpar = pars_[pit - 1];
2610 if (cpar.layout() == lay && cpar.params().depth() == current_depth)
2616 for (; pit <= lastpit; ++pit) {
2617 if (pars_[pit].layout() != lay)
2619 InsetList::const_iterator it = pars_[pit].insetList().begin();
2620 InsetList::const_iterator end = pars_[pit].insetList().end();
2621 for (; it != end; ++it) {
2622 if (it->inset->lyxCode() == ARG_CODE) {
2623 InsetArgument const * ins =
2624 static_cast<InsetArgument const *>(it->inset);
2625 if (ins->name() == arg) {
2626 // we have this already
2637 case LFUN_INDEX_INSERT:
2640 case LFUN_INDEX_PRINT:
2641 code = INDEX_PRINT_CODE;
2642 // not allowed in description items
2643 enable = !inDescriptionItem(cur);
2645 case LFUN_NOMENCL_INSERT:
2646 if (cur.selIsMultiCell() || cur.selIsMultiLine()) {
2650 code = NOMENCL_CODE;
2652 case LFUN_NOMENCL_PRINT:
2653 code = NOMENCL_PRINT_CODE;
2654 // not allowed in description items
2655 enable = !inDescriptionItem(cur);
2657 case LFUN_HYPERLINK_INSERT:
2658 if (cur.selIsMultiCell() || cur.selIsMultiLine()) {
2662 code = HYPERLINK_CODE;
2664 case LFUN_IPAMACRO_INSERT: {
2665 string const arg = cmd.getArg(0);
2667 code = IPADECO_CODE;
2669 code = IPACHAR_CODE;
2672 case LFUN_QUOTE_INSERT:
2673 // always allow this, since we will inset a raw quote
2674 // if an inset is not allowed.
2676 case LFUN_SPECIALCHAR_INSERT:
2677 code = SPECIALCHAR_CODE;
2679 case LFUN_SPACE_INSERT:
2680 // slight hack: we know this is allowed in math mode
2684 case LFUN_PREVIEW_INSERT:
2685 code = PREVIEW_CODE;
2687 case LFUN_SCRIPT_INSERT:
2691 case LFUN_MATH_INSERT:
2692 case LFUN_MATH_AMS_MATRIX:
2693 case LFUN_MATH_MATRIX:
2694 case LFUN_MATH_DELIM:
2695 case LFUN_MATH_BIGDELIM:
2696 case LFUN_MATH_DISPLAY:
2697 case LFUN_MATH_MODE:
2698 case LFUN_MATH_MACRO:
2699 case LFUN_MATH_SUBSCRIPT:
2700 case LFUN_MATH_SUPERSCRIPT:
2701 code = MATH_HULL_CODE;
2704 case LFUN_REGEXP_MODE:
2705 code = MATH_HULL_CODE;
2706 enable = cur.buffer()->isInternal() && !cur.inRegexped();
2709 case LFUN_INSET_MODIFY:
2710 // We need to disable this, because we may get called for a
2712 // InsetTabular::getStatus() -> InsetText::getStatus()
2713 // and we don't handle LFUN_INSET_MODIFY.
2717 case LFUN_FONT_EMPH:
2718 flag.setOnOff(fontinfo.emph() == FONT_ON);
2719 enable = !cur.paragraph().isPassThru();
2722 case LFUN_FONT_ITAL:
2723 flag.setOnOff(fontinfo.shape() == ITALIC_SHAPE);
2724 enable = !cur.paragraph().isPassThru();
2727 case LFUN_FONT_NOUN:
2728 flag.setOnOff(fontinfo.noun() == FONT_ON);
2729 enable = !cur.paragraph().isPassThru();
2732 case LFUN_FONT_BOLD:
2733 case LFUN_FONT_BOLDSYMBOL:
2734 flag.setOnOff(fontinfo.series() == BOLD_SERIES);
2735 enable = !cur.paragraph().isPassThru();
2738 case LFUN_FONT_SANS:
2739 flag.setOnOff(fontinfo.family() == SANS_FAMILY);
2740 enable = !cur.paragraph().isPassThru();
2743 case LFUN_FONT_ROMAN:
2744 flag.setOnOff(fontinfo.family() == ROMAN_FAMILY);
2745 enable = !cur.paragraph().isPassThru();
2748 case LFUN_FONT_TYPEWRITER:
2749 flag.setOnOff(fontinfo.family() == TYPEWRITER_FAMILY);
2750 enable = !cur.paragraph().isPassThru();
2755 enable = cur.selection();
2759 if (cmd.argument().empty()) {
2760 if (theClipboard().isInternal())
2761 enable = cap::numberOfSelections() > 0;
2763 enable = !theClipboard().empty();
2767 // we have an argument
2768 string const arg = to_utf8(cmd.argument());
2769 if (isStrUnsignedInt(arg)) {
2770 // it's a number and therefore means the internal stack
2771 unsigned int n = convert<unsigned int>(arg);
2772 enable = cap::numberOfSelections() > n;
2776 // explicit graphics type?
2777 Clipboard::GraphicsType type = Clipboard::AnyGraphicsType;
2778 if ((arg == "pdf" && (type = Clipboard::PdfGraphicsType))
2779 || (arg == "png" && (type = Clipboard::PngGraphicsType))
2780 || (arg == "jpeg" && (type = Clipboard::JpegGraphicsType))
2781 || (arg == "linkback" && (type = Clipboard::LinkBackGraphicsType))
2782 || (arg == "emf" && (type = Clipboard::EmfGraphicsType))
2783 || (arg == "wmf" && (type = Clipboard::WmfGraphicsType))) {
2784 enable = theClipboard().hasGraphicsContents(type);
2793 case LFUN_CLIPBOARD_PASTE:
2794 case LFUN_CLIPBOARD_PASTE_SIMPLE:
2795 enable = !theClipboard().empty();
2798 case LFUN_PRIMARY_SELECTION_PASTE:
2799 enable = cur.selection() || !theSelection().empty();
2802 case LFUN_SELECTION_PASTE:
2803 enable = cap::selection();
2806 case LFUN_PARAGRAPH_MOVE_UP:
2807 enable = cur.pit() > 0 && !cur.selection();
2810 case LFUN_PARAGRAPH_MOVE_DOWN:
2811 enable = cur.pit() < cur.lastpit() && !cur.selection();
2814 case LFUN_CHANGE_ACCEPT:
2815 case LFUN_CHANGE_REJECT:
2816 // In principle, these LFUNs should only be enabled if there
2817 // is a change at the current position/in the current selection.
2818 // However, without proper optimizations, this will inevitably
2819 // result in unacceptable performance - just imagine a user who
2820 // wants to select the complete content of a long document.
2821 if (!cur.selection())
2822 enable = cur.paragraph().isChanged(cur.pos());
2824 // TODO: context-sensitive enabling of LFUN_CHANGE_ACCEPT/REJECT
2829 case LFUN_OUTLINE_UP:
2830 case LFUN_OUTLINE_DOWN:
2831 case LFUN_OUTLINE_IN:
2832 case LFUN_OUTLINE_OUT:
2833 // FIXME: LyX is not ready for outlining within inset.
2834 enable = isMainText()
2835 && cur.buffer()->text().getTocLevel(cur.pit()) != Layout::NOT_IN_TOC;
2838 case LFUN_NEWLINE_INSERT:
2839 // LaTeX restrictions (labels or empty par)
2840 enable = (cur.pos() > cur.paragraph().beginOfBody());
2843 case LFUN_TAB_INSERT:
2844 case LFUN_TAB_DELETE:
2845 enable = cur.paragraph().isPassThru();
2848 case LFUN_SET_GRAPHICS_GROUP: {
2849 InsetGraphics * ins = graphics::getCurrentGraphicsInset(cur);
2853 flag.setOnOff(to_utf8(cmd.argument()) == ins->getParams().groupId);
2857 case LFUN_NEWPAGE_INSERT:
2858 // not allowed in description items
2859 code = NEWPAGE_CODE;
2860 enable = !inDescriptionItem(cur);
2863 case LFUN_DATE_INSERT: {
2864 string const format = cmd.argument().empty()
2865 ? lyxrc.date_insert_format : to_utf8(cmd.argument());
2866 enable = support::os::is_valid_strftime(format);
2871 enable = !cur.paragraph().isPassThru();
2872 flag.setOnOff(cmd.getArg(0) == cur.real_current_font.language()->lang());
2875 case LFUN_PARAGRAPH_BREAK:
2876 enable = cur.inset().getLayout().isMultiPar();
2879 case LFUN_SPELLING_ADD:
2880 case LFUN_SPELLING_IGNORE:
2881 case LFUN_SPELLING_REMOVE:
2882 enable = theSpellChecker();
2886 enable = !cur.inset().forcePlainLayout();
2889 case LFUN_ENVIRONMENT_SPLIT: {
2890 if (cur.paragraph().layout().isEnvironment()
2891 && cur.buffer()->params().documentClass().hasLayout(from_ascii("Separator"))) {
2899 case LFUN_LAYOUT_PARAGRAPH:
2900 case LFUN_PARAGRAPH_PARAMS:
2901 case LFUN_PARAGRAPH_PARAMS_APPLY:
2902 case LFUN_PARAGRAPH_UPDATE:
2903 enable = cur.inset().allowParagraphCustomization();
2906 // FIXME: why are accent lfuns forbidden with pass_thru layouts?
2907 case LFUN_ACCENT_ACUTE:
2908 case LFUN_ACCENT_BREVE:
2909 case LFUN_ACCENT_CARON:
2910 case LFUN_ACCENT_CEDILLA:
2911 case LFUN_ACCENT_CIRCLE:
2912 case LFUN_ACCENT_CIRCUMFLEX:
2913 case LFUN_ACCENT_DOT:
2914 case LFUN_ACCENT_GRAVE:
2915 case LFUN_ACCENT_HUNGARIAN_UMLAUT:
2916 case LFUN_ACCENT_MACRON:
2917 case LFUN_ACCENT_OGONEK:
2918 case LFUN_ACCENT_TIE:
2919 case LFUN_ACCENT_TILDE:
2920 case LFUN_ACCENT_UMLAUT:
2921 case LFUN_ACCENT_UNDERBAR:
2922 case LFUN_ACCENT_UNDERDOT:
2923 case LFUN_FONT_DEFAULT:
2924 case LFUN_FONT_FRAK:
2925 case LFUN_FONT_SIZE:
2926 case LFUN_FONT_STATE:
2927 case LFUN_FONT_UNDERLINE:
2928 case LFUN_FONT_STRIKEOUT:
2929 case LFUN_FONT_UULINE:
2930 case LFUN_FONT_UWAVE:
2931 case LFUN_TEXTSTYLE_APPLY:
2932 case LFUN_TEXTSTYLE_UPDATE:
2933 enable = !cur.paragraph().isPassThru();
2936 case LFUN_WORD_DELETE_FORWARD:
2937 case LFUN_WORD_DELETE_BACKWARD:
2938 case LFUN_LINE_DELETE:
2939 case LFUN_WORD_FORWARD:
2940 case LFUN_WORD_BACKWARD:
2941 case LFUN_WORD_RIGHT:
2942 case LFUN_WORD_LEFT:
2943 case LFUN_CHAR_FORWARD:
2944 case LFUN_CHAR_FORWARD_SELECT:
2945 case LFUN_CHAR_BACKWARD:
2946 case LFUN_CHAR_BACKWARD_SELECT:
2947 case LFUN_CHAR_LEFT:
2948 case LFUN_CHAR_LEFT_SELECT:
2949 case LFUN_CHAR_RIGHT:
2950 case LFUN_CHAR_RIGHT_SELECT:
2952 case LFUN_UP_SELECT:
2954 case LFUN_DOWN_SELECT:
2955 case LFUN_PARAGRAPH_UP_SELECT:
2956 case LFUN_PARAGRAPH_DOWN_SELECT:
2957 case LFUN_LINE_BEGIN_SELECT:
2958 case LFUN_LINE_END_SELECT:
2959 case LFUN_WORD_FORWARD_SELECT:
2960 case LFUN_WORD_BACKWARD_SELECT:
2961 case LFUN_WORD_RIGHT_SELECT:
2962 case LFUN_WORD_LEFT_SELECT:
2963 case LFUN_WORD_SELECT:
2964 case LFUN_SECTION_SELECT:
2965 case LFUN_BUFFER_BEGIN:
2966 case LFUN_BUFFER_END:
2967 case LFUN_BUFFER_BEGIN_SELECT:
2968 case LFUN_BUFFER_END_SELECT:
2969 case LFUN_INSET_BEGIN:
2970 case LFUN_INSET_END:
2971 case LFUN_INSET_BEGIN_SELECT:
2972 case LFUN_INSET_END_SELECT:
2973 case LFUN_INSET_SELECT_ALL:
2974 case LFUN_PARAGRAPH_UP:
2975 case LFUN_PARAGRAPH_DOWN:
2976 case LFUN_LINE_BEGIN:
2978 case LFUN_CHAR_DELETE_FORWARD:
2979 case LFUN_CHAR_DELETE_BACKWARD:
2980 case LFUN_WORD_UPCASE:
2981 case LFUN_WORD_LOWCASE:
2982 case LFUN_WORD_CAPITALIZE:
2983 case LFUN_CHARS_TRANSPOSE:
2984 case LFUN_SERVER_GET_XY:
2985 case LFUN_SERVER_SET_XY:
2986 case LFUN_SERVER_GET_LAYOUT:
2987 case LFUN_SELF_INSERT:
2988 case LFUN_UNICODE_INSERT:
2989 case LFUN_THESAURUS_ENTRY:
2991 // these are handled in our dispatch()
2995 case LFUN_INSET_INSERT: {
2996 string const type = cmd.getArg(0);
2997 if (type == "toc") {
2999 // not allowed in description items
3000 //FIXME: couldn't this be merged in Inset::insetAllowed()?
3001 enable = !inDescriptionItem(cur);
3014 || !cur.inset().insetAllowed(code)
3015 || (cur.paragraph().layout().pass_thru && !allow_in_passthru)))
3018 flag.setEnabled(enable);
3023 void Text::pasteString(Cursor & cur, docstring const & clip,
3026 if (!clip.empty()) {
3029 insertStringAsParagraphs(cur, clip, cur.current_font);
3031 insertStringAsLines(cur, clip, cur.current_font);
3036 // FIXME: an item inset would make things much easier.
3037 bool Text::inDescriptionItem(Cursor & cur) const
3039 Paragraph & par = cur.paragraph();
3040 pos_type const pos = cur.pos();
3041 pos_type const body_pos = par.beginOfBody();
3043 if (par.layout().latextype != LATEX_LIST_ENVIRONMENT
3044 && (par.layout().latextype != LATEX_ITEM_ENVIRONMENT
3045 || par.layout().margintype != MARGIN_FIRST_DYNAMIC))
3048 return (pos < body_pos
3050 && (pos == 0 || par.getChar(pos - 1) != ' ')));