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lyx_mirror/src/Text3.cpp
Juergen Spitzmueller 18f7dce3d9 Implement inset-split (only for text insets for now) (#10260)
2020-12-24 10:48:52 +01:00

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/**
* \file Text3.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Asger Alstrup
* \author Lars Gullik Bjønnes
* \author Alfredo Braunstein
* \author Angus Leeming
* \author John Levon
* \author André Pönitz
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "Text.h"
#include "BranchList.h"
#include "Buffer.h"
#include "BufferParams.h"
#include "BufferView.h"
#include "Cursor.h"
#include "CutAndPaste.h"
#include "DispatchResult.h"
#include "factory.h"
#include "FloatList.h"
#include "FuncStatus.h"
#include "FuncRequest.h"
#include "InsetList.h"
#include "Intl.h"
#include "Language.h"
#include "Layout.h"
#include "LyXAction.h"
#include "LyX.h"
#include "Lexer.h"
#include "LyXRC.h"
#include "Paragraph.h"
#include "ParagraphParameters.h"
#include "SpellChecker.h"
#include "TextClass.h"
#include "TextMetrics.h"
#include "Thesaurus.h"
#include "WordLangTuple.h"
#include "frontends/alert.h"
#include "frontends/Application.h"
#include "frontends/Clipboard.h"
#include "frontends/Selection.h"
#include "insets/InsetArgument.h"
#include "insets/InsetCollapsible.h"
#include "insets/InsetCommand.h"
#include "insets/InsetExternal.h"
#include "insets/InsetFloat.h"
#include "insets/InsetFloatList.h"
#include "insets/InsetGraphics.h"
#include "insets/InsetGraphicsParams.h"
#include "insets/InsetInfo.h"
#include "insets/InsetIPAMacro.h"
#include "insets/InsetNewline.h"
#include "insets/InsetQuotes.h"
#include "insets/InsetSpecialChar.h"
#include "insets/InsetText.h"
#include "insets/InsetWrap.h"
#include "support/convert.h"
#include "support/debug.h"
#include "support/filetools.h"
#include "support/gettext.h"
#include "support/lassert.h"
#include "support/limited_stack.h"
#include "support/lstrings.h"
#include "mathed/InsetMathHull.h"
#include "mathed/InsetMathMacroTemplate.h"
#include "lyxfind.h"
#include <clocale>
#include <regex>
#include <sstream>
using namespace std;
using namespace lyx::support;
namespace lyx {
using cap::copySelection;
using cap::copySelectionToTemp;
using cap::cutSelection;
using cap::cutSelectionToTemp;
using cap::pasteFromStack;
using cap::pasteFromTemp;
using cap::pasteClipboardText;
using cap::pasteClipboardGraphics;
using cap::replaceSelection;
using cap::grabAndEraseSelection;
using cap::selClearOrDel;
using cap::pasteSimpleText;
using frontend::Clipboard;
// globals...
typedef limited_stack<pair<docstring, Font>> FontStack;
static FontStack freeFonts(15);
static bool toggleall = false;
static void toggleAndShow(Cursor & cur, Text * text,
Font const & font, bool togall = true)
{
text->toggleFree(cur, font, togall);
if (font.language() != ignore_language ||
font.fontInfo().number() != FONT_IGNORE) {
TextMetrics const & tm = cur.bv().textMetrics(text);
if (cur.boundary() != tm.isRTLBoundary(cur.pit(), cur.pos(),
cur.real_current_font))
text->setCursor(cur, cur.pit(), cur.pos(),
false, !cur.boundary());
}
}
static void moveCursor(Cursor & cur, bool selecting)
{
if (selecting || cur.mark())
cur.setSelection();
}
static void finishChange(Cursor & cur, bool selecting)
{
cur.finishUndo();
moveCursor(cur, selecting);
}
static void mathDispatch(Cursor & cur, FuncRequest const & cmd)
{
cur.recordUndo();
docstring sel = cur.selectionAsString(false);
// It may happen that sel is empty but there is a selection
replaceSelection(cur);
// Is this a valid formula?
bool valid = true;
if (sel.empty()) {
#ifdef ENABLE_ASSERTIONS
const int old_pos = cur.pos();
#endif
cur.insert(new InsetMathHull(cur.buffer(), hullSimple));
#ifdef ENABLE_ASSERTIONS
LATTEST(old_pos == cur.pos());
#endif
cur.nextInset()->edit(cur, true);
if (cmd.action() != LFUN_MATH_MODE)
// LFUN_MATH_MODE has a different meaning in math mode
cur.dispatch(cmd);
} else {
InsetMathHull * formula = new InsetMathHull(cur.buffer());
string const selstr = to_utf8(sel);
istringstream is(selstr);
Lexer lex;
lex.setStream(is);
if (!formula->readQuiet(lex)) {
// No valid formula, let's try with delims
is.str("$" + selstr + "$");
lex.setStream(is);
if (!formula->readQuiet(lex)) {
// Still not valid, leave it as is
valid = false;
delete formula;
cur.insert(sel);
}
}
if (valid) {
cur.insert(formula);
cur.nextInset()->edit(cur, true);
LASSERT(cur.inMathed(), return);
cur.pos() = 0;
cur.resetAnchor();
cur.selection(true);
cur.pos() = cur.lastpos();
if (cmd.action() != LFUN_MATH_MODE)
// LFUN_MATH_MODE has a different meaning in math mode
cur.dispatch(cmd);
cur.clearSelection();
cur.pos() = cur.lastpos();
}
}
if (valid)
cur.message(from_utf8(N_("Math editor mode")));
else
cur.message(from_utf8(N_("No valid math formula")));
}
void regexpDispatch(Cursor & cur, FuncRequest const & cmd)
{
LASSERT(cmd.action() == LFUN_REGEXP_MODE, return);
if (cur.inRegexped()) {
cur.message(_("Already in regular expression mode"));
return;
}
cur.recordUndo();
docstring sel = cur.selectionAsString(false);
// It may happen that sel is empty but there is a selection
replaceSelection(cur);
cur.insert(new InsetMathHull(cur.buffer(), hullRegexp));
cur.nextInset()->edit(cur, true);
cur.niceInsert(sel);
cur.message(_("Regexp editor mode"));
}
static void specialChar(Cursor & cur, InsetSpecialChar::Kind kind)
{
cur.recordUndo();
cap::replaceSelection(cur);
cur.insert(new InsetSpecialChar(kind));
cur.posForward();
}
static void ipaChar(Cursor & cur, InsetIPAChar::Kind kind)
{
cur.recordUndo();
cap::replaceSelection(cur);
cur.insert(new InsetIPAChar(kind));
cur.posForward();
}
static bool doInsertInset(Cursor & cur, Text * text,
FuncRequest const & cmd, bool edit, bool pastesel)
{
Buffer & buffer = cur.bv().buffer();
BufferParams const & bparams = buffer.params();
Inset * inset = createInset(&buffer, cmd);
if (!inset)
return false;
if (InsetCollapsible * ci = inset->asInsetCollapsible())
ci->setButtonLabel();
cur.recordUndo();
if (cmd.action() == LFUN_ARGUMENT_INSERT) {
bool cotextinsert = false;
InsetArgument const * const ia = static_cast<InsetArgument const *>(inset);
Layout const & lay = cur.paragraph().layout();
Layout::LaTeXArgMap args = lay.args();
Layout::LaTeXArgMap::const_iterator const lait = args.find(ia->name());
if (lait != args.end())
cotextinsert = (*lait).second.insertcotext;
else {
InsetLayout const & il = cur.inset().getLayout();
args = il.args();
Layout::LaTeXArgMap::const_iterator const ilait = args.find(ia->name());
if (ilait != args.end())
cotextinsert = (*ilait).second.insertcotext;
}
// The argument requests to insert a copy of the co-text to the inset
if (cotextinsert) {
docstring ds;
// If we have a selection within a paragraph, use this
if (cur.selection() && cur.selBegin().pit() == cur.selEnd().pit())
ds = cur.selectionAsString(false);
// else use the whole paragraph
else
ds = cur.paragraph().asString();
text->insertInset(cur, inset);
if (edit)
inset->edit(cur, true);
// Now put co-text into inset
Font const f(inherit_font, cur.current_font.language());
if (!ds.empty()) {
cur.text()->insertStringAsLines(cur, ds, f);
cur.leaveInset(*inset);
}
return true;
}
}
bool gotsel = false;
bool move_layout = false;
if (cur.selection()) {
if (cmd.action() == LFUN_INDEX_INSERT)
copySelectionToTemp(cur);
else {
cutSelectionToTemp(cur, pastesel);
/* Move layout information inside the inset if the whole
* paragraph and the inset allows setting layout
* FIXME: this does not work as expected when change tracking is on
* However, we do not really know what to do in this case.
*/
if (cur.paragraph().empty() && !inset->forcePlainLayout()) {
cur.paragraph().setPlainOrDefaultLayout(bparams.documentClass());
move_layout = true;
}
}
cur.clearSelection();
gotsel = true;
} else if (cmd.action() == LFUN_INDEX_INSERT) {
gotsel = text->selectWordWhenUnderCursor(cur, WHOLE_WORD);
copySelectionToTemp(cur);
cur.clearSelection();
}
text->insertInset(cur, inset);
if (edit)
inset->edit(cur, true);
if (!gotsel || !pastesel)
return true;
pasteFromTemp(cur, cur.buffer()->errorList("Paste"));
cur.buffer()->errors("Paste");
cur.clearSelection(); // bug 393
cur.finishUndo();
InsetText * inset_text = inset->asInsetText();
if (inset_text) {
inset_text->fixParagraphsFont();
cur.pos() = 0;
cur.pit() = 0;
/* If the containing paragraph has kept its layout, reset the
* layout of the first paragraph of the inset.
*/
if (!move_layout)
cur.paragraph().setPlainOrDefaultLayout(bparams.documentClass());
// FIXME: what does this do?
if (cmd.action() == LFUN_FLEX_INSERT)
return true;
Cursor old = cur;
cur.leaveInset(*inset);
if (cmd.action() == LFUN_PREVIEW_INSERT
|| cmd.action() == LFUN_IPA_INSERT)
// trigger preview
notifyCursorLeavesOrEnters(old, cur);
} else {
cur.leaveInset(*inset);
// reset surrounding par to default
DocumentClass const & dc = bparams.documentClass();
docstring const layoutname = inset->usePlainLayout()
? dc.plainLayoutName()
: dc.defaultLayoutName();
text->setLayout(cur, layoutname);
}
return true;
}
/// the type of outline operation
enum OutlineOp {
OutlineUp, // Move this header with text down
OutlineDown, // Move this header with text up
OutlineIn, // Make this header deeper
OutlineOut // Make this header shallower
};
static void insertSeparator(Cursor const & cur, depth_type const depth)
{
Buffer & buf = *cur.buffer();
lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_BREAK));
DocumentClass const & tc = buf.params().documentClass();
lyx::dispatch(FuncRequest(LFUN_LAYOUT, from_ascii("\"") + tc.plainLayout().name()
+ from_ascii("\" ignoreautonests")));
// FIXME: Bibitem mess!
if (cur.prevInset() && cur.prevInset()->lyxCode() == BIBITEM_CODE)
lyx::dispatch(FuncRequest(LFUN_CHAR_DELETE_BACKWARD));
lyx::dispatch(FuncRequest(LFUN_SEPARATOR_INSERT, "plain"));
while (cur.paragraph().params().depth() > depth)
lyx::dispatch(FuncRequest(LFUN_DEPTH_DECREMENT));
}
static void outline(OutlineOp mode, Cursor & cur, Text * text)
{
Buffer & buf = *cur.buffer();
pit_type & pit = cur.pit();
ParagraphList & pars = buf.text().paragraphs();
ParagraphList::iterator const bgn = pars.begin();
// The first paragraph of the area to be copied:
ParagraphList::iterator start = pars.iterator_at(pit);
// The final paragraph of area to be copied:
ParagraphList::iterator finish = start;
ParagraphList::iterator const end = pars.end();
depth_type const current_depth = cur.paragraph().params().depth();
int const thistoclevel = buf.text().getTocLevel(distance(bgn, start));
int toclevel;
// Move out (down) from this section header
if (finish != end)
++finish;
// Seek the one (on same level) below
for (; finish != end; ++finish) {
toclevel = buf.text().getTocLevel(distance(bgn, finish));
if (toclevel != Layout::NOT_IN_TOC && toclevel <= thistoclevel)
break;
}
switch (mode) {
case OutlineUp: {
if (start == pars.begin())
// Nothing to move.
return;
ParagraphList::iterator dest = start;
// Move out (up) from this header
if (dest == bgn)
return;
// Search previous same-level header above
do {
--dest;
toclevel = buf.text().getTocLevel(distance(bgn, dest));
} while(dest != bgn
&& (toclevel == Layout::NOT_IN_TOC
|| toclevel > thistoclevel));
// Not found; do nothing
if (toclevel == Layout::NOT_IN_TOC || toclevel > thistoclevel)
return;
pit_type newpit = distance(bgn, dest);
pit_type const len = distance(start, finish);
pit_type const deletepit = pit + len;
buf.undo().recordUndo(cur, newpit, deletepit - 1);
// If we move an environment upwards, make sure it is
// separated from its new neighbour below:
// If an environment of the same layout follows, and the moved
// paragraph sequence does not end with a separator, insert one.
ParagraphList::iterator lastmoved = finish;
--lastmoved;
if (start->layout().isEnvironment()
&& dest->layout() == start->layout()
&& !lastmoved->isEnvSeparator(lastmoved->beginOfBody())) {
cur.pit() = distance(bgn, lastmoved);
cur.pos() = cur.lastpos();
insertSeparator(cur, current_depth);
cur.pit() = pit;
}
// Likewise, if we moved an environment upwards, make sure it
// is separated from its new neighbour above.
// The paragraph before the target of movement
if (dest != bgn) {
ParagraphList::iterator before = dest;
--before;
// Get the parent paragraph (outer in nested context)
pit_type const parent =
before->params().depth() > current_depth
? text->depthHook(distance(bgn, before), current_depth)
: distance(bgn, before);
// If a environment with same layout preceeds the moved one in the new
// position, and there is no separator yet, insert one.
if (start->layout().isEnvironment()
&& pars[parent].layout() == start->layout()
&& !before->isEnvSeparator(before->beginOfBody())) {
cur.pit() = distance(bgn, before);
cur.pos() = cur.lastpos();
insertSeparator(cur, current_depth);
cur.pit() = pit;
}
}
newpit = distance(bgn, dest);
pars.splice(dest, start, finish);
cur.pit() = newpit;
break;
}
case OutlineDown: {
if (finish == end)
// Nothing to move.
return;
// Go one down from *this* header:
ParagraphList::iterator dest = next(finish, 1);
// Go further down to find header to insert in front of:
for (; dest != end; ++dest) {
toclevel = buf.text().getTocLevel(distance(bgn, dest));
if (toclevel != Layout::NOT_IN_TOC
&& toclevel <= thistoclevel)
break;
}
// One such was found, so go on...
// If we move an environment downwards, make sure it is
// separated from its new neighbour above.
pit_type newpit = distance(bgn, dest);
buf.undo().recordUndo(cur, pit, newpit - 1);
// The paragraph before the target of movement
ParagraphList::iterator before = dest;
--before;
// Get the parent paragraph (outer in nested context)
pit_type const parent =
before->params().depth() > current_depth
? text->depthHook(distance(bgn, before), current_depth)
: distance(bgn, before);
// If a environment with same layout preceeds the moved one in the new
// position, and there is no separator yet, insert one.
if (start->layout().isEnvironment()
&& pars[parent].layout() == start->layout()
&& !before->isEnvSeparator(before->beginOfBody())) {
cur.pit() = distance(bgn, before);
cur.pos() = cur.lastpos();
insertSeparator(cur, current_depth);
cur.pit() = pit;
}
// Likewise, make sure moved environments are separated
// from their new neighbour below:
// If an environment of the same layout follows, and the moved
// paragraph sequence does not end with a separator, insert one.
ParagraphList::iterator lastmoved = finish;
--lastmoved;
if (dest != end
&& start->layout().isEnvironment()
&& dest->layout() == start->layout()
&& !lastmoved->isEnvSeparator(lastmoved->beginOfBody())) {
cur.pit() = distance(bgn, lastmoved);
cur.pos() = cur.lastpos();
insertSeparator(cur, current_depth);
cur.pit() = pit;
}
newpit = distance(bgn, dest);
pit_type const len = distance(start, finish);
pars.splice(dest, start, finish);
cur.pit() = newpit - len;
break;
}
case OutlineIn:
case OutlineOut: {
pit_type const len = distance(start, finish);
buf.undo().recordUndo(cur, pit, pit + len - 1);
for (; start != finish; ++start) {
toclevel = buf.text().getTocLevel(distance(bgn, start));
if (toclevel == Layout::NOT_IN_TOC)
continue;
DocumentClass const & tc = buf.params().documentClass();
int const newtoclevel =
(mode == OutlineIn ? toclevel + 1 : toclevel - 1);
LabelType const oldlabeltype = start->layout().labeltype;
for (auto const & lay : tc) {
if (lay.toclevel == newtoclevel &&
lay.labeltype == oldlabeltype) {
start->setLayout(lay);
break;
}
}
}
break;
}
}
}
void Text::number(Cursor & cur)
{
FontInfo font = ignore_font;
font.setNumber(FONT_TOGGLE);
toggleAndShow(cur, this, Font(font, ignore_language));
}
bool Text::isRTL(pit_type const pit) const
{
Buffer const & buffer = owner_->buffer();
return pars_[pit].isRTL(buffer.params());
}
namespace {
Language const * getLanguage(Cursor const & cur, string const & lang)
{
return lang.empty() ? cur.getFont().language() : languages.getLanguage(lang);
}
docstring resolveLayout(docstring layout, DocIterator const & dit)
{
Paragraph const & par = dit.paragraph();
DocumentClass const & tclass = dit.buffer()->params().documentClass();
if (layout.empty())
layout = tclass.defaultLayoutName();
if (dit.inset().forcePlainLayout(dit.idx()))
// in this case only the empty layout is allowed
layout = tclass.plainLayoutName();
else if (par.usePlainLayout()) {
// in this case, default layout maps to empty layout
if (layout == tclass.defaultLayoutName())
layout = tclass.plainLayoutName();
} else {
// otherwise, the empty layout maps to the default
if (layout == tclass.plainLayoutName())
layout = tclass.defaultLayoutName();
}
// If the entry is obsolete, use the new one instead.
if (tclass.hasLayout(layout)) {
docstring const & obs = tclass[layout].obsoleted_by();
if (!obs.empty())
layout = obs;
}
if (!tclass.hasLayout(layout))
layout.clear();
return layout;
}
bool isAlreadyLayout(docstring const & layout, CursorData const & cur)
{
ParagraphList const & pars = cur.text()->paragraphs();
pit_type pit = cur.selBegin().pit();
pit_type const epit = cur.selEnd().pit() + 1;
for ( ; pit != epit; ++pit)
if (pars[pit].layout().name() != layout)
return false;
return true;
}
} // namespace
void Text::dispatch(Cursor & cur, FuncRequest & cmd)
{
LYXERR(Debug::ACTION, "Text::dispatch: cmd: " << cmd);
// Dispatch if the cursor is inside the text. It is not the
// case for context menus (bug 5797).
if (cur.text() != this) {
cur.undispatched();
return;
}
BufferView * bv = &cur.bv();
TextMetrics * tm = &bv->textMetrics(this);
if (!tm->contains(cur.pit())) {
lyx::dispatch(FuncRequest(LFUN_SCREEN_SHOW_CURSOR));
tm = &bv->textMetrics(this);
}
// FIXME: We use the update flag to indicates wether a singlePar or a
// full screen update is needed. We reset it here but shall we restore it
// at the end?
cur.noScreenUpdate();
LBUFERR(this == cur.text());
// NOTE: This should NOT be a reference. See commit 94a5481a.
CursorSlice const oldTopSlice = cur.top();
bool const oldBoundary = cur.boundary();
bool const oldSelection = cur.selection();
// Signals that, even if needsUpdate == false, an update of the
// cursor paragraph is required
bool singleParUpdate = lyxaction.funcHasFlag(cmd.action(),
LyXAction::SingleParUpdate);
// Signals that a full-screen update is required
bool needsUpdate = !(lyxaction.funcHasFlag(cmd.action(),
LyXAction::NoUpdate) || singleParUpdate);
bool const last_misspelled = lyxrc.spellcheck_continuously
&& cur.paragraph().isMisspelled(cur.pos(), true);
FuncCode const act = cmd.action();
switch (act) {
case LFUN_PARAGRAPH_MOVE_DOWN: {
pit_type const pit = cur.pit();
cur.recordUndo(pit, pit + 1);
pars_.swap(pit, pit + 1);
needsUpdate = true;
cur.forceBufferUpdate();
++cur.pit();
break;
}
case LFUN_PARAGRAPH_MOVE_UP: {
pit_type const pit = cur.pit();
cur.recordUndo(pit - 1, pit);
cur.finishUndo();
pars_.swap(pit, pit - 1);
--cur.pit();
needsUpdate = true;
cur.forceBufferUpdate();
break;
}
case LFUN_APPENDIX: {
Paragraph & par = cur.paragraph();
bool start = !par.params().startOfAppendix();
// FIXME: The code below only makes sense at top level.
// Should LFUN_APPENDIX be restricted to top-level paragraphs?
// ensure that we have only one start_of_appendix in this document
// FIXME: this don't work for multipart document!
for (pit_type tmp = 0, end = pars_.size(); tmp != end; ++tmp) {
if (pars_[tmp].params().startOfAppendix()) {
cur.recordUndo(tmp, tmp);
pars_[tmp].params().startOfAppendix(false);
break;
}
}
cur.recordUndo();
par.params().startOfAppendix(start);
// we can set the refreshing parameters now
cur.forceBufferUpdate();
break;
}
case LFUN_WORD_DELETE_FORWARD:
if (cur.selection())
cutSelection(cur, false);
else
deleteWordForward(cur, cmd.getArg(0) == "force");
finishChange(cur, false);
break;
case LFUN_WORD_DELETE_BACKWARD:
if (cur.selection())
cutSelection(cur, false);
else
deleteWordBackward(cur, cmd.getArg(0) == "force");
finishChange(cur, false);
break;
case LFUN_LINE_DELETE_FORWARD:
if (cur.selection())
cutSelection(cur, false);
else
tm->deleteLineForward(cur);
finishChange(cur, false);
break;
case LFUN_BUFFER_BEGIN:
case LFUN_BUFFER_BEGIN_SELECT:
needsUpdate |= cur.selHandle(act == LFUN_BUFFER_BEGIN_SELECT);
if (cur.depth() == 1)
needsUpdate |= cursorTop(cur);
else
cur.undispatched();
cur.screenUpdateFlags(Update::FitCursor);
break;
case LFUN_BUFFER_END:
case LFUN_BUFFER_END_SELECT:
needsUpdate |= cur.selHandle(act == LFUN_BUFFER_END_SELECT);
if (cur.depth() == 1)
needsUpdate |= cursorBottom(cur);
else
cur.undispatched();
cur.screenUpdateFlags(Update::FitCursor);
break;
case LFUN_INSET_BEGIN:
case LFUN_INSET_BEGIN_SELECT:
needsUpdate |= cur.selHandle(act == LFUN_INSET_BEGIN_SELECT);
if (cur.depth() == 1 || !cur.top().at_begin())
needsUpdate |= cursorTop(cur);
else
cur.undispatched();
cur.screenUpdateFlags(Update::FitCursor);
break;
case LFUN_INSET_END:
case LFUN_INSET_END_SELECT:
needsUpdate |= cur.selHandle(act == LFUN_INSET_END_SELECT);
if (cur.depth() == 1 || !cur.top().at_end())
needsUpdate |= cursorBottom(cur);
else
cur.undispatched();
cur.screenUpdateFlags(Update::FitCursor);
break;
case LFUN_CHAR_FORWARD:
case LFUN_CHAR_FORWARD_SELECT: {
//LYXERR0(" LFUN_CHAR_FORWARD[SEL]:\n" << cur);
needsUpdate |= cur.selHandle(act == LFUN_CHAR_FORWARD_SELECT);
bool const cur_moved = cursorForward(cur);
needsUpdate |= cur_moved;
if (!cur_moved && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_FORWARD);
// we will probably be moving out the inset, so we should execute
// the depm-mechanism, but only when the cursor has a place to
// go outside this inset, i.e. in a slice above.
if (cur.depth() > 1 && cur.pos() == cur.lastpos()
&& cur.pit() == cur.lastpit()) {
// The cursor hasn't changed yet. To give the
// DEPM the possibility of doing something we must
// provide it with two different cursors.
Cursor dummy = cur;
dummy.pos() = dummy.pit() = 0;
if (cur.bv().checkDepm(dummy, cur))
cur.forceBufferUpdate();
}
}
break;
}
case LFUN_CHAR_BACKWARD:
case LFUN_CHAR_BACKWARD_SELECT: {
//lyxerr << "handle LFUN_CHAR_BACKWARD[_SELECT]:\n" << cur << endl;
needsUpdate |= cur.selHandle(act == LFUN_CHAR_BACKWARD_SELECT);
bool const cur_moved = cursorBackward(cur);
needsUpdate |= cur_moved;
if (!cur_moved && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
// we will probably be moving out the inset, so we should execute
// the depm-mechanism, but only when the cursor has a place to
// go outside this inset, i.e. in a slice above.
if (cur.depth() > 1 && cur.pos() == 0 && cur.pit() == 0) {
// The cursor hasn't changed yet. To give the
// DEPM the possibility of doing something we must
// provide it with two different cursors.
Cursor dummy = cur;
dummy.pos() = cur.lastpos();
dummy.pit() = cur.lastpit();
if (cur.bv().checkDepm(dummy, cur))
cur.forceBufferUpdate();
}
}
break;
}
case LFUN_CHAR_LEFT:
case LFUN_CHAR_LEFT_SELECT:
if (lyxrc.visual_cursor) {
needsUpdate |= cur.selHandle(act == LFUN_CHAR_LEFT_SELECT);
bool const cur_moved = cursorVisLeft(cur);
needsUpdate |= cur_moved;
if (!cur_moved && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_LEFT);
}
} else {
if (cur.reverseDirectionNeeded()) {
cmd.setAction(cmd.action() == LFUN_CHAR_LEFT_SELECT ?
LFUN_CHAR_FORWARD_SELECT : LFUN_CHAR_FORWARD);
} else {
cmd.setAction(cmd.action() == LFUN_CHAR_LEFT_SELECT ?
LFUN_CHAR_BACKWARD_SELECT : LFUN_CHAR_BACKWARD);
}
dispatch(cur, cmd);
return;
}
break;
case LFUN_CHAR_RIGHT:
case LFUN_CHAR_RIGHT_SELECT:
if (lyxrc.visual_cursor) {
needsUpdate |= cur.selHandle(cmd.action() == LFUN_CHAR_RIGHT_SELECT);
bool const cur_moved = cursorVisRight(cur);
needsUpdate |= cur_moved;
if (!cur_moved && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_RIGHT);
}
} else {
if (cur.reverseDirectionNeeded()) {
cmd.setAction(cmd.action() == LFUN_CHAR_RIGHT_SELECT ?
LFUN_CHAR_BACKWARD_SELECT : LFUN_CHAR_BACKWARD);
} else {
cmd.setAction(cmd.action() == LFUN_CHAR_RIGHT_SELECT ?
LFUN_CHAR_FORWARD_SELECT : LFUN_CHAR_FORWARD);
}
dispatch(cur, cmd);
return;
}
break;
case LFUN_UP_SELECT:
case LFUN_DOWN_SELECT:
case LFUN_UP:
case LFUN_DOWN: {
// stop/start the selection
bool select = cmd.action() == LFUN_DOWN_SELECT ||
cmd.action() == LFUN_UP_SELECT;
// move cursor up/down
bool up = cmd.action() == LFUN_UP_SELECT || cmd.action() == LFUN_UP;
bool const atFirstOrLastRow = cur.atFirstOrLastRow(up);
if (!atFirstOrLastRow) {
needsUpdate |= cur.selHandle(select);
cur.upDownInText(up, needsUpdate);
needsUpdate |= cur.beforeDispatchCursor().inMathed();
} else {
pos_type newpos = up ? 0 : cur.lastpos();
if (lyxrc.mac_like_cursor_movement && cur.pos() != newpos) {
needsUpdate |= cur.selHandle(select);
// we do not reset the targetx of the cursor
cur.pos() = newpos;
needsUpdate |= bv->checkDepm(cur, bv->cursor());
cur.updateTextTargetOffset();
if (needsUpdate)
cur.forceBufferUpdate();
break;
}
// if the cursor cannot be moved up or down do not remove
// the selection right now, but wait for the next dispatch.
if (select)
needsUpdate |= cur.selHandle(select);
cur.upDownInText(up, needsUpdate);
cur.undispatched();
}
break;
}
case LFUN_PARAGRAPH_SELECT:
if (cur.pos() > 0)
needsUpdate |= setCursor(cur, cur.pit(), 0);
needsUpdate |= cur.selHandle(true);
if (cur.pos() < cur.lastpos())
needsUpdate |= setCursor(cur, cur.pit(), cur.lastpos());
break;
case LFUN_PARAGRAPH_UP:
case LFUN_PARAGRAPH_UP_SELECT:
needsUpdate |= cur.selHandle(cmd.action() == LFUN_PARAGRAPH_UP_SELECT);
needsUpdate |= cursorUpParagraph(cur);
break;
case LFUN_PARAGRAPH_DOWN:
case LFUN_PARAGRAPH_DOWN_SELECT:
needsUpdate |= cur.selHandle(cmd.action() == LFUN_PARAGRAPH_DOWN_SELECT);
needsUpdate |= cursorDownParagraph(cur);
break;
case LFUN_LINE_BEGIN:
case LFUN_LINE_BEGIN_SELECT:
needsUpdate |= cur.selHandle(cmd.action() == LFUN_LINE_BEGIN_SELECT);
needsUpdate |= tm->cursorHome(cur);
break;
case LFUN_LINE_END:
case LFUN_LINE_END_SELECT:
needsUpdate |= cur.selHandle(cmd.action() == LFUN_LINE_END_SELECT);
needsUpdate |= tm->cursorEnd(cur);
break;
case LFUN_SECTION_SELECT: {
Buffer const & buf = *cur.buffer();
pit_type const pit = cur.pit();
ParagraphList & pars = buf.text().paragraphs();
ParagraphList::iterator bgn = pars.begin();
// The first paragraph of the area to be selected:
ParagraphList::iterator start = pars.iterator_at(pit);
// The final paragraph of area to be selected:
ParagraphList::iterator finish = start;
ParagraphList::iterator end = pars.end();
int const thistoclevel = buf.text().getTocLevel(distance(bgn, start));
if (thistoclevel == Layout::NOT_IN_TOC)
break;
cur.pos() = 0;
Cursor const old_cur = cur;
needsUpdate |= cur.selHandle(true);
// Move out (down) from this section header
if (finish != end)
++finish;
// Seek the one (on same level) below
for (; finish != end; ++finish, ++cur.pit()) {
int const toclevel = buf.text().getTocLevel(distance(bgn, finish));
if (toclevel != Layout::NOT_IN_TOC && toclevel <= thistoclevel)
break;
}
cur.pos() = cur.lastpos();
cur.boundary(false);
cur.setCurrentFont();
needsUpdate |= cur != old_cur;
break;
}
case LFUN_WORD_RIGHT:
case LFUN_WORD_RIGHT_SELECT:
if (lyxrc.visual_cursor) {
needsUpdate |= cur.selHandle(cmd.action() == LFUN_WORD_RIGHT_SELECT);
bool const cur_moved = cursorVisRightOneWord(cur);
needsUpdate |= cur_moved;
if (!cur_moved && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_RIGHT);
}
} else {
if (cur.reverseDirectionNeeded()) {
cmd.setAction(cmd.action() == LFUN_WORD_RIGHT_SELECT ?
LFUN_WORD_BACKWARD_SELECT : LFUN_WORD_BACKWARD);
} else {
cmd.setAction(cmd.action() == LFUN_WORD_RIGHT_SELECT ?
LFUN_WORD_FORWARD_SELECT : LFUN_WORD_FORWARD);
}
dispatch(cur, cmd);
return;
}
break;
case LFUN_WORD_FORWARD:
case LFUN_WORD_FORWARD_SELECT: {
needsUpdate |= cur.selHandle(cmd.action() == LFUN_WORD_FORWARD_SELECT);
bool const cur_moved = cursorForwardOneWord(cur);
needsUpdate |= cur_moved;
if (!cur_moved && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_FORWARD);
// we will probably be moving out the inset, so we should execute
// the depm-mechanism, but only when the cursor has a place to
// go outside this inset, i.e. in a slice above.
if (cur.depth() > 1 && cur.pos() == cur.lastpos()
&& cur.pit() == cur.lastpit()) {
// The cursor hasn't changed yet. To give the
// DEPM the possibility of doing something we must
// provide it with two different cursors.
Cursor dummy = cur;
dummy.pos() = dummy.pit() = 0;
if (cur.bv().checkDepm(dummy, cur))
cur.forceBufferUpdate();
}
}
break;
}
case LFUN_WORD_LEFT:
case LFUN_WORD_LEFT_SELECT:
if (lyxrc.visual_cursor) {
needsUpdate |= cur.selHandle(cmd.action() == LFUN_WORD_LEFT_SELECT);
bool const cur_moved = cursorVisLeftOneWord(cur);
needsUpdate |= cur_moved;
if (!cur_moved && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_LEFT);
}
} else {
if (cur.reverseDirectionNeeded()) {
cmd.setAction(cmd.action() == LFUN_WORD_LEFT_SELECT ?
LFUN_WORD_FORWARD_SELECT : LFUN_WORD_FORWARD);
} else {
cmd.setAction(cmd.action() == LFUN_WORD_LEFT_SELECT ?
LFUN_WORD_BACKWARD_SELECT : LFUN_WORD_BACKWARD);
}
dispatch(cur, cmd);
return;
}
break;
case LFUN_WORD_BACKWARD:
case LFUN_WORD_BACKWARD_SELECT: {
needsUpdate |= cur.selHandle(cmd.action() == LFUN_WORD_BACKWARD_SELECT);
bool const cur_moved = cursorBackwardOneWord(cur);
needsUpdate |= cur_moved;
if (!cur_moved && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_BACKWARD);
// we will probably be moving out the inset, so we should execute
// the depm-mechanism, but only when the cursor has a place to
// go outside this inset, i.e. in a slice above.
if (cur.depth() > 1 && cur.pos() == 0
&& cur.pit() == 0) {
// The cursor hasn't changed yet. To give the
// DEPM the possibility of doing something we must
// provide it with two different cursors.
Cursor dummy = cur;
dummy.pos() = cur.lastpos();
dummy.pit() = cur.lastpit();
if (cur.bv().checkDepm(dummy, cur))
cur.forceBufferUpdate();
}
}
break;
}
case LFUN_WORD_SELECT: {
selectWord(cur, WHOLE_WORD);
finishChange(cur, true);
break;
}
case LFUN_NEWLINE_INSERT: {
InsetNewlineParams inp;
docstring const & arg = cmd.argument();
if (arg == "linebreak")
inp.kind = InsetNewlineParams::LINEBREAK;
else
inp.kind = InsetNewlineParams::NEWLINE;
cap::replaceSelection(cur);
cur.recordUndo();
cur.insert(new InsetNewline(inp));
cur.posForward();
moveCursor(cur, false);
break;
}
case LFUN_TAB_INSERT: {
bool const multi_par_selection = cur.selection() &&
cur.selBegin().pit() != cur.selEnd().pit();
if (multi_par_selection) {
// If there is a multi-paragraph selection, a tab is inserted
// at the beginning of each paragraph.
cur.recordUndoSelection();
pit_type const pit_end = cur.selEnd().pit();
for (pit_type pit = cur.selBegin().pit(); pit <= pit_end; pit++) {
pars_[pit].insertChar(0, '\t',
bv->buffer().params().track_changes);
// Update the selection pos to make sure the selection does not
// change as the inserted tab will increase the logical pos.
if (cur.realAnchor().pit() == pit)
cur.realAnchor().forwardPos();
if (cur.pit() == pit)
cur.forwardPos();
}
cur.finishUndo();
} else {
// Maybe we shouldn't allow tabs within a line, because they
// are not (yet) aligned as one might do expect.
FuncRequest ncmd(LFUN_SELF_INSERT, from_ascii("\t"));
dispatch(cur, ncmd);
}
break;
}
case LFUN_TAB_DELETE: {
bool const tc = bv->buffer().params().track_changes;
if (cur.selection()) {
// If there is a selection, a tab (if present) is removed from
// the beginning of each paragraph.
cur.recordUndoSelection();
pit_type const pit_end = cur.selEnd().pit();
for (pit_type pit = cur.selBegin().pit(); pit <= pit_end; pit++) {
Paragraph & par = paragraphs()[pit];
if (par.empty())
continue;
char_type const c = par.getChar(0);
if (c == '\t' || c == ' ') {
// remove either 1 tab or 4 spaces.
int const n = (c == ' ' ? 4 : 1);
for (int i = 0; i < n
&& !par.empty() && par.getChar(0) == c; ++i) {
if (cur.pit() == pit)
cur.posBackward();
if (cur.realAnchor().pit() == pit
&& cur.realAnchor().pos() > 0 )
cur.realAnchor().backwardPos();
par.eraseChar(0, tc);
}
}
}
cur.finishUndo();
} else {
// If there is no selection, try to remove a tab or some spaces
// before the position of the cursor.
Paragraph & par = paragraphs()[cur.pit()];
pos_type const pos = cur.pos();
if (pos == 0)
break;
char_type const c = par.getChar(pos - 1);
cur.recordUndo();
if (c == '\t') {
cur.posBackward();
par.eraseChar(cur.pos(), tc);
} else
for (int n_spaces = 0;
cur.pos() > 0
&& par.getChar(cur.pos() - 1) == ' '
&& n_spaces < 4;
++n_spaces) {
cur.posBackward();
par.eraseChar(cur.pos(), tc);
}
cur.finishUndo();
}
break;
}
case LFUN_CHAR_DELETE_FORWARD:
if (!cur.selection()) {
if (cur.pos() == cur.paragraph().size())
// Par boundary, force full-screen update
singleParUpdate = false;
else if (cmd.getArg(0) != "force" && cur.confirmDeletion()) {
cur.resetAnchor();
cur.selection(true);
cur.posForward();
cur.setSelection();
break;
}
needsUpdate |= erase(cur);
cur.resetAnchor();
} else {
cutSelection(cur, false);
cur.setCurrentFont();
singleParUpdate = false;
}
moveCursor(cur, false);
break;
case LFUN_CHAR_DELETE_BACKWARD:
if (!cur.selection()) {
if (bv->getIntl().getTransManager().backspace()) {
bool par_boundary = cur.pos() == 0;
bool first_par = cur.pit() == 0;
// Par boundary, full-screen update
if (par_boundary)
singleParUpdate = false;
else if (cmd.getArg(0) != "force" && cur.confirmDeletion(true)) {
cur.resetAnchor();
cur.selection(true);
cur.posBackward();
cur.setSelection();
break;
}
needsUpdate |= backspace(cur);
cur.resetAnchor();
if (par_boundary && !first_par && cur.pos() > 0
&& cur.paragraph().isEnvSeparator(cur.pos() - 1)) {
needsUpdate |= backspace(cur);
cur.resetAnchor();
}
}
} else {
DocIterator const dit = cur.selectionBegin();
cutSelection(cur, false);
if (cur.buffer()->params().track_changes)
// since we're doing backwards deletion,
// and the selection is not really cut,
// move cursor before selection (#11630)
cur.setCursor(dit);
cur.setCurrentFont();
singleParUpdate = false;
}
break;
case LFUN_PARAGRAPH_BREAK: {
cap::replaceSelection(cur);
pit_type pit = cur.pit();
Paragraph const & par = pars_[pit];
bool lastpar = (pit == pit_type(pars_.size() - 1));
Paragraph const & nextpar = lastpar ? par : pars_[pit + 1];
pit_type prev = pit > 0 ? depthHook(pit, par.getDepth()) : pit;
if (prev < pit && cur.pos() == par.beginOfBody()
&& par.empty() && !par.isEnvSeparator(cur.pos())
&& !par.layout().keepempty
&& !par.layout().isCommand()
&& pars_[prev].layout() != par.layout()
&& pars_[prev].layout().isEnvironment()
&& !nextpar.isEnvSeparator(nextpar.beginOfBody())) {
if (par.layout().isEnvironment()
&& pars_[prev].getDepth() == par.getDepth()) {
docstring const layout = par.layout().name();
DocumentClass const & tc = bv->buffer().params().documentClass();
lyx::dispatch(FuncRequest(LFUN_LAYOUT, tc.plainLayout().name()));
lyx::dispatch(FuncRequest(LFUN_SEPARATOR_INSERT, "plain"));
lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_BREAK, "inverse"));
lyx::dispatch(FuncRequest(LFUN_LAYOUT, layout));
} else {
lyx::dispatch(FuncRequest(LFUN_SEPARATOR_INSERT, "plain"));
breakParagraph(cur);
}
Font const f(inherit_font, cur.current_font.language());
pars_[cur.pit() - 1].resetFonts(f);
} else {
if (par.isEnvSeparator(cur.pos()) && cmd.getArg(1) != "ignoresep")
cur.posForward();
breakParagraph(cur, cmd.getArg(0) == "inverse");
}
cur.resetAnchor();
// If we have a list and autoinsert item insets,
// insert them now.
Layout::LaTeXArgMap args = par.layout().args();
for (auto const & thearg : args) {
Layout::latexarg arg = thearg.second;
if (arg.autoinsert && prefixIs(thearg.first, "item:")) {
FuncRequest cmd2(LFUN_ARGUMENT_INSERT, thearg.first);
lyx::dispatch(cmd2);
}
}
break;
}
case LFUN_INSET_INSERT: {
cur.recordUndo();
// We have to avoid triggering InstantPreview loading
// before inserting into the document. See bug #5626.
bool loaded = bv->buffer().isFullyLoaded();
bv->buffer().setFullyLoaded(false);
Inset * inset = createInset(&bv->buffer(), cmd);
bv->buffer().setFullyLoaded(loaded);
if (inset) {
// FIXME (Abdel 01/02/2006):
// What follows would be a partial fix for bug 2154:
// http://www.lyx.org/trac/ticket/2154
// This automatically put the label inset _after_ a
// numbered section. It should be possible to extend the mechanism
// to any kind of LateX environement.
// The correct way to fix that bug would be at LateX generation.
// I'll let the code here for reference as it could be used for some
// other feature like "automatic labelling".
/*
Paragraph & par = pars_[cur.pit()];
if (inset->lyxCode() == LABEL_CODE
&& !par.layout().counter.empty()) {
// Go to the end of the paragraph
// Warning: Because of Change-Tracking, the last
// position is 'size()' and not 'size()-1':
cur.pos() = par.size();
// Insert a new paragraph
FuncRequest fr(LFUN_PARAGRAPH_BREAK);
dispatch(cur, fr);
}
*/
if (cur.selection())
cutSelection(cur, false);
cur.insert(inset);
cur.forceBufferUpdate();
if (inset->editable() && inset->asInsetText())
inset->edit(cur, true);
else
cur.posForward();
// trigger InstantPreview now
if (inset->lyxCode() == EXTERNAL_CODE) {
InsetExternal & ins =
static_cast<InsetExternal &>(*inset);
ins.updatePreview();
}
}
break;
}
case LFUN_INSET_DISSOLVE: {
if (dissolveInset(cur)) {
needsUpdate = true;
cur.forceBufferUpdate();
}
break;
}
case LFUN_INSET_SPLIT: {
if (splitInset(cur)) {
needsUpdate = true;
cur.forceBufferUpdate();
}
break;
}
case LFUN_GRAPHICS_SET_GROUP: {
InsetGraphics * ins = graphics::getCurrentGraphicsInset(cur);
if (!ins)
break;
cur.recordUndo();
string id = to_utf8(cmd.argument());
string grp = graphics::getGroupParams(bv->buffer(), id);
InsetGraphicsParams tmp, inspar = ins->getParams();
if (id.empty())
inspar.groupId = to_utf8(cmd.argument());
else {
InsetGraphics::string2params(grp, bv->buffer(), tmp);
tmp.filename = inspar.filename;
inspar = tmp;
}
ins->setParams(inspar);
break;
}
case LFUN_SPACE_INSERT:
if (cur.paragraph().layout().free_spacing)
insertChar(cur, ' ');
else {
doInsertInset(cur, this, cmd, false, false);
cur.posForward();
}
moveCursor(cur, false);
break;
case LFUN_SPECIALCHAR_INSERT: {
string const name = to_utf8(cmd.argument());
if (name == "hyphenation")
specialChar(cur, InsetSpecialChar::HYPHENATION);
else if (name == "allowbreak")
specialChar(cur, InsetSpecialChar::ALLOWBREAK);
else if (name == "ligature-break")
specialChar(cur, InsetSpecialChar::LIGATURE_BREAK);
else if (name == "slash")
specialChar(cur, InsetSpecialChar::SLASH);
else if (name == "nobreakdash")
specialChar(cur, InsetSpecialChar::NOBREAKDASH);
else if (name == "dots")
specialChar(cur, InsetSpecialChar::LDOTS);
else if (name == "end-of-sentence")
specialChar(cur, InsetSpecialChar::END_OF_SENTENCE);
else if (name == "menu-separator")
specialChar(cur, InsetSpecialChar::MENU_SEPARATOR);
else if (name == "lyx")
specialChar(cur, InsetSpecialChar::PHRASE_LYX);
else if (name == "tex")
specialChar(cur, InsetSpecialChar::PHRASE_TEX);
else if (name == "latex")
specialChar(cur, InsetSpecialChar::PHRASE_LATEX);
else if (name == "latex2e")
specialChar(cur, InsetSpecialChar::PHRASE_LATEX2E);
else if (name.empty())
lyxerr << "LyX function 'specialchar-insert' needs an argument." << endl;
else
lyxerr << "Wrong argument for LyX function 'specialchar-insert'." << endl;
break;
}
case LFUN_IPAMACRO_INSERT: {
string const arg = cmd.getArg(0);
if (arg == "deco") {
// Open the inset, and move the current selection
// inside it.
doInsertInset(cur, this, cmd, true, true);
cur.posForward();
// Some insets are numbered, others are shown in the outline pane so
// let's update the labels and the toc backend.
cur.forceBufferUpdate();
break;
}
if (arg == "tone-falling")
ipaChar(cur, InsetIPAChar::TONE_FALLING);
else if (arg == "tone-rising")
ipaChar(cur, InsetIPAChar::TONE_RISING);
else if (arg == "tone-high-rising")
ipaChar(cur, InsetIPAChar::TONE_HIGH_RISING);
else if (arg == "tone-low-rising")
ipaChar(cur, InsetIPAChar::TONE_LOW_RISING);
else if (arg == "tone-high-rising-falling")
ipaChar(cur, InsetIPAChar::TONE_HIGH_RISING_FALLING);
else if (arg.empty())
lyxerr << "LyX function 'ipamacro-insert' needs an argument." << endl;
else
lyxerr << "Wrong argument for LyX function 'ipamacro-insert'." << endl;
break;
}
case LFUN_WORD_UPCASE:
changeCase(cur, text_uppercase, cmd.getArg(0) == "partial");
break;
case LFUN_WORD_LOWCASE:
changeCase(cur, text_lowercase, cmd.getArg(0) == "partial");
break;
case LFUN_WORD_CAPITALIZE:
changeCase(cur, text_capitalization, cmd.getArg(0) == "partial");
break;
case LFUN_CHARS_TRANSPOSE:
charsTranspose(cur);
break;
case LFUN_PASTE: {
cur.message(_("Paste"));
LASSERT(cur.selBegin().idx() == cur.selEnd().idx(), break);
cap::replaceSelection(cur);
// without argument?
string const arg = to_utf8(cmd.argument());
if (arg.empty()) {
bool tryGraphics = true;
if (theClipboard().isInternal())
pasteFromStack(cur, bv->buffer().errorList("Paste"), 0);
else if (theClipboard().hasTextContents()) {
if (pasteClipboardText(cur, bv->buffer().errorList("Paste"),
true, Clipboard::AnyTextType))
tryGraphics = false;
}
if (tryGraphics && theClipboard().hasGraphicsContents())
pasteClipboardGraphics(cur, bv->buffer().errorList("Paste"));
} else if (isStrUnsignedInt(arg)) {
// we have a numerical argument
pasteFromStack(cur, bv->buffer().errorList("Paste"),
convert<unsigned int>(arg));
} else if (arg == "html" || arg == "latex") {
Clipboard::TextType type = (arg == "html") ?
Clipboard::HtmlTextType : Clipboard::LaTeXTextType;
pasteClipboardText(cur, bv->buffer().errorList("Paste"), true, type);
} else {
Clipboard::GraphicsType type = Clipboard::AnyGraphicsType;
if (arg == "pdf")
type = Clipboard::PdfGraphicsType;
else if (arg == "png")
type = Clipboard::PngGraphicsType;
else if (arg == "jpeg")
type = Clipboard::JpegGraphicsType;
else if (arg == "linkback")
type = Clipboard::LinkBackGraphicsType;
else if (arg == "emf")
type = Clipboard::EmfGraphicsType;
else if (arg == "wmf")
type = Clipboard::WmfGraphicsType;
else
// we also check in getStatus()
LYXERR0("Unrecognized graphics type: " << arg);
pasteClipboardGraphics(cur, bv->buffer().errorList("Paste"), type);
}
bv->buffer().errors("Paste");
bv->buffer().updatePreviews(); // bug 11619
cur.clearSelection(); // bug 393
cur.finishUndo();
break;
}
case LFUN_CUT:
cutSelection(cur, true);
cur.message(_("Cut"));
break;
case LFUN_COPY:
copySelection(cur);
cur.message(_("Copy"));
break;
case LFUN_SERVER_GET_XY:
cur.message(from_utf8(
convert<string>(tm->cursorX(cur.top(), cur.boundary()))
+ ' ' + convert<string>(tm->cursorY(cur.top(), cur.boundary()))));
break;
case LFUN_SERVER_SET_XY: {
int x = 0;
int y = 0;
istringstream is(to_utf8(cmd.argument()));
is >> x >> y;
if (!is)
lyxerr << "SETXY: Could not parse coordinates in '"
<< to_utf8(cmd.argument()) << endl;
else
tm->setCursorFromCoordinates(cur, x, y);
break;
}
case LFUN_SERVER_GET_LAYOUT:
cur.message(cur.paragraph().layout().name());
break;
case LFUN_LAYOUT:
case LFUN_LAYOUT_TOGGLE: {
bool const ignoreautonests = cmd.getArg(1) == "ignoreautonests";
docstring req_layout = ignoreautonests ? from_utf8(cmd.getArg(0)) : cmd.argument();
LYXERR(Debug::INFO, "LFUN_LAYOUT: (arg) " << to_utf8(req_layout));
docstring layout = resolveLayout(req_layout, cur);
if (layout.empty()) {
cur.errorMessage(from_utf8(N_("Layout ")) + req_layout +
from_utf8(N_(" not known")));
break;
}
docstring const old_layout = cur.paragraph().layout().name();
bool change_layout = !isAlreadyLayout(layout, cur);
if (cmd.action() == LFUN_LAYOUT_TOGGLE && !change_layout) {
change_layout = true;
layout = resolveLayout(docstring(), cur);
}
if (change_layout) {
setLayout(cur, layout);
if (cur.pit() > 0 && !ignoreautonests) {
pit_type prev_pit = cur.pit() - 1;
depth_type const cur_depth = pars_[cur.pit()].getDepth();
// Scan for the previous par on same nesting level
while (prev_pit > 0 && pars_[prev_pit].getDepth() > cur_depth)
--prev_pit;
set<docstring> const & autonests =
pars_[prev_pit].layout().autonests();
set<docstring> const & autonested =
pars_[cur.pit()].layout().isAutonestedBy();
if (autonests.find(layout) != autonests.end()
|| autonested.find(old_layout) != autonested.end())
lyx::dispatch(FuncRequest(LFUN_DEPTH_INCREMENT));
}
}
DocumentClass const & tclass = bv->buffer().params().documentClass();
bool inautoarg = false;
for (auto const & la_pair : tclass[layout].args()) {
Layout::latexarg const & arg = la_pair.second;
if (arg.autoinsert) {
// If we had already inserted an arg automatically,
// leave this now in order to insert the next one.
if (inautoarg) {
cur.leaveInset(cur.inset());
cur.posForward();
}
FuncRequest const cmd2(LFUN_ARGUMENT_INSERT, la_pair.first);
lyx::dispatch(cmd2);
inautoarg = true;
}
}
break;
}
case LFUN_ENVIRONMENT_SPLIT: {
bool const outer = cmd.argument() == "outer";
bool const previous = cmd.argument() == "previous";
bool const before = cmd.argument() == "before";
bool const normal = cmd.argument().empty();
Paragraph const & para = cur.paragraph();
docstring layout;
if (para.layout().isEnvironment())
layout = para.layout().name();
depth_type split_depth = cur.paragraph().params().depth();
depth_type nextpar_depth = 0;
if (outer || previous) {
// check if we have an environment in our scope
pit_type pit = cur.pit();
Paragraph cpar = pars_[pit];
while (true) {
if (pit == 0)
break;
--pit;
cpar = pars_[pit];
if (layout.empty() && previous
&& cpar.layout().isEnvironment()
&& cpar.params().depth() <= split_depth)
layout = cpar.layout().name();
if (cpar.params().depth() < split_depth
&& cpar.layout().isEnvironment()) {
if (!previous)
layout = cpar.layout().name();
split_depth = cpar.params().depth();
}
if (cpar.params().depth() == 0)
break;
}
}
if ((outer || normal) && cur.pit() < cur.lastpit()) {
// save nesting of following paragraph
Paragraph cpar = pars_[cur.pit() + 1];
nextpar_depth = cpar.params().depth();
}
if (before)
cur.top().setPitPos(cur.pit(), 0);
if (before || cur.pos() > 0)
lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_BREAK));
else if (previous && cur.nextInset() && cur.nextInset()->lyxCode() == SEPARATOR_CODE)
lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_BREAK, "inverse ignoresep"));
if (outer) {
while (cur.paragraph().params().depth() > split_depth)
lyx::dispatch(FuncRequest(LFUN_DEPTH_DECREMENT));
}
DocumentClass const & tc = bv->buffer().params().documentClass();
lyx::dispatch(FuncRequest(LFUN_LAYOUT, from_ascii("\"") + tc.plainLayout().name()
+ from_ascii("\" ignoreautonests")));
// FIXME: Bibitem mess!
if (cur.prevInset() && cur.prevInset()->lyxCode() == BIBITEM_CODE)
lyx::dispatch(FuncRequest(LFUN_CHAR_DELETE_BACKWARD));
lyx::dispatch(FuncRequest(LFUN_SEPARATOR_INSERT, "plain"));
if (before) {
cur.backwardPos();
lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_BREAK, "inverse ignoresep"));
while (cur.paragraph().params().depth() < split_depth)
lyx::dispatch(FuncRequest(LFUN_DEPTH_INCREMENT));
}
else
lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_BREAK, "inverse"));
lyx::dispatch(FuncRequest(LFUN_LAYOUT, layout));
if ((outer || normal) && nextpar_depth > 0) {
// restore nesting of following paragraph
DocIterator scur = cur;
depth_type const max_depth = cur.paragraph().params().depth() + 1;
cur.forwardPar();
while (cur.paragraph().params().depth() < min(nextpar_depth, max_depth)) {
depth_type const olddepth = cur.paragraph().params().depth();
lyx::dispatch(FuncRequest(LFUN_DEPTH_INCREMENT));
if (olddepth == cur.paragraph().params().depth())
// leave loop if no incrementation happens
break;
}
cur.setCursor(scur);
}
break;
}
case LFUN_CLIPBOARD_PASTE:
cap::replaceSelection(cur);
pasteClipboardText(cur, bv->buffer().errorList("Paste"),
cmd.argument() == "paragraph");
bv->buffer().errors("Paste");
break;
case LFUN_CLIPBOARD_PASTE_SIMPLE:
cap::replaceSelection(cur);
pasteSimpleText(cur, cmd.argument() == "paragraph");
break;
case LFUN_PRIMARY_SELECTION_PASTE:
cap::replaceSelection(cur);
pasteString(cur, theSelection().get(),
cmd.argument() == "paragraph");
break;
case LFUN_SELECTION_PASTE:
// Copy the selection buffer to the clipboard stack,
// because we want it to appear in the "Edit->Paste
// recent" menu.
cap::replaceSelection(cur);
cap::copySelectionToStack();
cap::pasteSelection(bv->cursor(), bv->buffer().errorList("Paste"));
bv->buffer().errors("Paste");
break;
case LFUN_QUOTE_INSERT: {
cap::replaceSelection(cur);
cur.recordUndo();
Paragraph const & par = cur.paragraph();
pos_type pos = cur.pos();
// Ignore deleted text before cursor
while (pos > 0 && par.isDeleted(pos - 1))
--pos;
bool const inner = (cmd.getArg(0) == "single" || cmd.getArg(0) == "inner");
// Guess quote side.
// A space triggers an opening quote. This is passed if the preceding
// char/inset is a space or at paragraph start.
char_type c = ' ';
if (pos > 0 && !par.isSpace(pos - 1)) {
if (cur.prevInset() && cur.prevInset()->lyxCode() == QUOTE_CODE) {
// If an opening double quotation mark precedes, and this
// is a single quote, make it opening as well
InsetQuotes & ins =
static_cast<InsetQuotes &>(*cur.prevInset());
string const type = ins.getType();
if (!suffixIs(type, "ld") || !inner)
c = par.getChar(pos - 1);
}
else if (!cur.prevInset()
|| (cur.prevInset() && cur.prevInset()->isChar()))
// If a char precedes, pass that and let InsetQuote decide
c = par.getChar(pos - 1);
else {
while (pos > 0) {
if (par.getInset(pos - 1)
&& !par.getInset(pos - 1)->isPartOfTextSequence()) {
// skip "invisible" insets
--pos;
continue;
}
c = par.getChar(pos - 1);
break;
}
}
}
QuoteLevel const quote_level = inner
? QuoteLevel::Secondary : QuoteLevel::Primary;
cur.insert(new InsetQuotes(cur.buffer(), c, quote_level, cmd.getArg(1), cmd.getArg(2)));
cur.buffer()->updateBuffer();
cur.posForward();
break;
}
case LFUN_MOUSE_TRIPLE:
if (cmd.button() == mouse_button::button1) {
if (cur.pos() > 0)
setCursor(cur, cur.pit(), 0);
bv->cursor() = cur;
cur.resetAnchor();
if (cur.pos() < cur.lastpos())
setCursor(cur, cur.pit(), cur.lastpos());
cur.setSelection();
bv->cursor() = cur;
}
break;
case LFUN_MOUSE_DOUBLE:
if (cmd.button() == mouse_button::button1) {
selectWord(cur, WHOLE_WORD);
bv->cursor() = cur;
}
break;
// Single-click on work area
case LFUN_MOUSE_PRESS: {
// We are not marking a selection with the keyboard in any case.
Cursor & bvcur = cur.bv().cursor();
bvcur.setMark(false);
switch (cmd.button()) {
case mouse_button::button1:
if (!bvcur.selection())
// Set the cursor
bvcur.resetAnchor();
if (!bv->mouseSetCursor(cur, cmd.modifier() == ShiftModifier))
cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
if (bvcur.wordSelection())
selectWord(bvcur, WHOLE_WORD);
break;
case mouse_button::button2:
if (lyxrc.mouse_middlebutton_paste) {
// Middle mouse pasting.
bv->mouseSetCursor(cur);
lyx::dispatch(
FuncRequest(LFUN_COMMAND_ALTERNATIVES,
"selection-paste ; primary-selection-paste paragraph"));
}
cur.noScreenUpdate();
break;
case mouse_button::button3: {
// Don't do anything if we right-click a
// selection, a context menu will popup.
if (bvcur.selection() && cur >= bvcur.selectionBegin()
&& cur < bvcur.selectionEnd()) {
cur.noScreenUpdate();
return;
}
if (!bv->mouseSetCursor(cur, false))
cur.screenUpdateFlags(Update::FitCursor);
break;
}
default:
break;
} // switch (cmd.button())
break;
}
case LFUN_MOUSE_MOTION: {
// Mouse motion with right or middle mouse do nothing for now.
if (cmd.button() != mouse_button::button1) {
cur.noScreenUpdate();
return;
}
// ignore motions deeper nested than the real anchor
Cursor & bvcur = cur.bv().cursor();
if (!bvcur.realAnchor().hasPart(cur)) {
cur.undispatched();
break;
}
CursorSlice old = bvcur.top();
int const wh = bv->workHeight();
int const y = max(0, min(wh - 1, cmd.y()));
tm->setCursorFromCoordinates(cur, cmd.x(), y);
cur.setTargetX(cmd.x());
// Don't allow selecting a separator inset
if (cur.pos() && cur.paragraph().isEnvSeparator(cur.pos() - 1))
cur.posBackward();
if (cmd.y() >= wh)
lyx::dispatch(FuncRequest(LFUN_DOWN_SELECT));
else if (cmd.y() < 0)
lyx::dispatch(FuncRequest(LFUN_UP_SELECT));
// This is to allow jumping over large insets
if (cur.top() == old) {
if (cmd.y() >= wh)
lyx::dispatch(FuncRequest(LFUN_DOWN_SELECT));
else if (cmd.y() < 0)
lyx::dispatch(FuncRequest(LFUN_UP_SELECT));
}
// We continue with our existing selection or start a new one, so don't
// reset the anchor.
bvcur.setCursor(cur);
bvcur.selection(true);
bvcur.setCurrentFont();
if (cur.top() == old) {
// We didn't move one iota, so no need to update the screen.
cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
//cur.noScreenUpdate();
return;
}
break;
}
case LFUN_MOUSE_RELEASE:
switch (cmd.button()) {
case mouse_button::button1:
// Cursor was set at LFUN_MOUSE_PRESS or LFUN_MOUSE_MOTION time.
// If there is a new selection, update persistent selection;
// otherwise, single click does not clear persistent selection
// buffer.
if (cur.selection()) {
// Finish selection. If double click,
// cur is moved to the end of word by
// selectWord but bvcur is current
// mouse position.
cur.bv().cursor().setSelection();
// We might have removed an empty but drawn selection
// (probably a margin)
cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
} else
cur.noScreenUpdate();
// FIXME: We could try to handle drag and drop of selection here.
return;
case mouse_button::button2:
// Middle mouse pasting is handled at mouse press time,
// see LFUN_MOUSE_PRESS.
cur.noScreenUpdate();
return;
case mouse_button::button3:
// Cursor was set at LFUN_MOUSE_PRESS time.
// FIXME: If there is a selection we could try to handle a special
// drag & drop context menu.
cur.noScreenUpdate();
return;
case mouse_button::none:
case mouse_button::button4:
case mouse_button::button5:
break;
} // switch (cmd.button())
break;
case LFUN_SELF_INSERT: {
if (cmd.argument().empty())
break;
// Automatically delete the currently selected
// text and replace it with what is being
// typed in now. Depends on lyxrc settings
// "auto_region_delete", which defaults to
// true (on).
if (lyxrc.auto_region_delete && cur.selection()) {
cutSelection(cur, false);
cur.setCurrentFont();
}
cur.clearSelection();
for (char_type c : cmd.argument())
bv->translateAndInsert(c, this, cur);
cur.resetAnchor();
moveCursor(cur, false);
cur.markNewWordPosition();
bv->bookmarkEditPosition();
break;
}
case LFUN_HREF_INSERT: {
docstring content = cmd.argument();
if (content.empty() && cur.selection())
content = cur.selectionAsString(false);
InsetCommandParams p(HYPERLINK_CODE);
if (!content.empty()){
// if it looks like a link, we'll put it as target,
// otherwise as name (bug #8792).
// We can't do:
// regex_match(to_utf8(content), matches, link_re)
// because smatch stores pointers to the substrings rather
// than making copies of them. And those pointers become
// invalid after regex_match returns, since it is then
// being given a temporary object. (Thanks to Georg for
// figuring that out.)
regex const link_re("^([a-z]+):.*");
smatch matches;
string const c = to_utf8(lowercase(content));
if (c.substr(0,7) == "mailto:") {
p["target"] = content;
p["type"] = from_ascii("mailto:");
} else if (regex_match(c, matches, link_re)) {
p["target"] = content;
string protocol = matches.str(1);
if (protocol == "file")
p["type"] = from_ascii("file:");
} else
p["name"] = content;
}
string const data = InsetCommand::params2string(p);
// we need to have a target. if we already have one, then
// that gets used at the default for the name, too, which
// is probably what is wanted.
if (p["target"].empty()) {
bv->showDialog("href", data);
} else {
FuncRequest fr(LFUN_INSET_INSERT, data);
dispatch(cur, fr);
}
break;
}
case LFUN_LABEL_INSERT: {
InsetCommandParams p(LABEL_CODE);
// Try to generate a valid label
p["name"] = (cmd.argument().empty()) ?
cur.getPossibleLabel() :
cmd.argument();
string const data = InsetCommand::params2string(p);
if (cmd.argument().empty()) {
bv->showDialog("label", data);
} else {
FuncRequest fr(LFUN_INSET_INSERT, data);
dispatch(cur, fr);
}
break;
}
case LFUN_INFO_INSERT: {
if (cmd.argument().empty()) {
bv->showDialog("info", cur.current_font.language()->lang());
} else {
Inset * inset;
inset = createInset(cur.buffer(), cmd);
if (!inset)
break;
cur.recordUndo();
insertInset(cur, inset);
cur.forceBufferUpdate();
cur.posForward();
}
break;
}
case LFUN_CAPTION_INSERT:
case LFUN_FOOTNOTE_INSERT:
case LFUN_NOTE_INSERT:
case LFUN_BOX_INSERT:
case LFUN_BRANCH_INSERT:
case LFUN_PHANTOM_INSERT:
case LFUN_ERT_INSERT:
case LFUN_LISTING_INSERT:
case LFUN_MARGINALNOTE_INSERT:
case LFUN_ARGUMENT_INSERT:
case LFUN_INDEX_INSERT:
case LFUN_PREVIEW_INSERT:
case LFUN_SCRIPT_INSERT:
case LFUN_IPA_INSERT:
// Open the inset, and move the current selection
// inside it.
doInsertInset(cur, this, cmd, true, true);
cur.posForward();
if (act == LFUN_SCRIPT_INSERT) {
/* Script insets change the font style in metrics(), and
* this is used to compute the height of the caret
* (because the font is stored in TextMetrics::font_).
* When we insert, we have to make sure that metrics are
* computed so that the caret height is wrong. Arguably,
* this is hackish.*/
bv->processUpdateFlags(Update::SinglePar);
}
cur.setCurrentFont();
// Some insets are numbered, others are shown in the outline pane so
// let's update the labels and the toc backend.
cur.forceBufferUpdate();
break;
case LFUN_FLEX_INSERT: {
// Open the inset, and move the current selection
// inside it.
bool const sel = cur.selection();
doInsertInset(cur, this, cmd, true, true);
// Insert auto-insert arguments
bool autoargs = false, inautoarg = false;
Layout::LaTeXArgMap args = cur.inset().getLayout().args();
for (auto const & argt : args) {
Layout::latexarg arg = argt.second;
if (!inautoarg && arg.insertonnewline && cur.pos() > 0) {
FuncRequest cmd2(LFUN_PARAGRAPH_BREAK);
lyx::dispatch(cmd2);
}
if (arg.autoinsert) {
// The cursor might have been invalidated by the replaceSelection.
cur.buffer()->changed(true);
// If we had already inserted an arg automatically,
// leave this now in order to insert the next one.
if (inautoarg) {
cur.leaveInset(cur.inset());
cur.posForward();
if (arg.insertonnewline && cur.pos() > 0) {
FuncRequest cmd2(LFUN_PARAGRAPH_BREAK);
lyx::dispatch(cmd2);
}
}
FuncRequest cmd2(LFUN_ARGUMENT_INSERT, argt.first);
lyx::dispatch(cmd2);
autoargs = true;
inautoarg = true;
}
}
if (!autoargs) {
if (sel)
cur.leaveInset(cur.inset());
cur.posForward();
}
// Some insets are numbered, others are shown in the outline pane so
// let's update the labels and the toc backend.
cur.forceBufferUpdate();
break;
}
case LFUN_TABULAR_INSERT: {
// if there were no arguments, just open the dialog
if (cmd.argument().empty()) {
bv->showDialog("tabularcreate");
break;
} else if (cur.buffer()->masterParams().tablestyle != "default"
|| bv->buffer().params().documentClass().tablestyle() != "default") {
string tabstyle = cur.buffer()->masterParams().tablestyle;
if (tabstyle == "default")
tabstyle = bv->buffer().params().documentClass().tablestyle();
if (!libFileSearch("tabletemplates", tabstyle + ".lyx").empty()) {
FuncRequest fr(LFUN_TABULAR_STYLE_INSERT,
tabstyle + " " + to_ascii(cmd.argument()));
lyx::dispatch(fr);
break;
} else
// Unknown style. Report and fall back to default.
cur.errorMessage(from_utf8(N_("Table Style ")) + from_utf8(tabstyle) +
from_utf8(N_(" not known")));
}
if (doInsertInset(cur, this, cmd, false, true))
cur.posForward();
break;
}
case LFUN_TABULAR_STYLE_INSERT: {
string const style = cmd.getArg(0);
string const rows = cmd.getArg(1);
string const cols = cmd.getArg(2);
if (cols.empty() || !isStrInt(cols)
|| rows.empty() || !isStrInt(rows))
break;
int const r = convert<int>(rows);
int const c = convert<int>(cols);
string suffix;
if (r == 1)
suffix = "_1x1";
else if (r == 2)
suffix = "_1x2";
FileName const tabstyle = libFileSearch("tabletemplates",
style + suffix + ".lyx", "lyx");
if (tabstyle.empty())
break;
UndoGroupHelper ugh(cur.buffer());
cur.recordUndo();
FuncRequest cmd2(LFUN_FILE_INSERT, tabstyle.absFileName() + " ignorelang");
lyx::dispatch(cmd2);
// go into table
cur.backwardPos();
if (r > 2) {
// move one cell up to middle cell
cur.up();
// add the missing rows
int const addrows = r - 3;
for (int i = 0 ; i < addrows ; ++i) {
FuncRequest fr(LFUN_TABULAR_FEATURE, "append-row");
lyx::dispatch(fr);
}
}
// add the missing columns
int const addcols = c - 1;
for (int i = 0 ; i < addcols ; ++i) {
FuncRequest fr(LFUN_TABULAR_FEATURE, "append-column");
lyx::dispatch(fr);
}
if (r > 1)
// go to first cell
cur.up();
break;
}
case LFUN_FLOAT_INSERT:
case LFUN_FLOAT_WIDE_INSERT:
case LFUN_WRAP_INSERT: {
// will some content be moved into the inset?
bool const content = cur.selection();
// does the content consist of multiple paragraphs?
bool const singlepar = (cur.selBegin().pit() == cur.selEnd().pit());
doInsertInset(cur, this, cmd, true, true);
cur.posForward();
// If some single-par content is moved into the inset,
// doInsertInset puts the cursor outside the inset.
// To insert the caption we put it back into the inset.
// FIXME cleanup doInsertInset to avoid such dances!
if (content && singlepar)
cur.backwardPos();
ParagraphList & pars = cur.text()->paragraphs();
DocumentClass const & tclass = bv->buffer().params().documentClass();
// add a separate paragraph for the caption inset
pars.push_back(Paragraph());
pars.back().setInsetOwner(&cur.text()->inset());
pars.back().setPlainOrDefaultLayout(tclass);
int cap_pit = pars.size() - 1;
// if an empty inset was created, we create an additional empty
// paragraph at the bottom so that the user can choose where to put
// the graphics (or table).
if (!content) {
pars.push_back(Paragraph());
pars.back().setInsetOwner(&cur.text()->inset());
pars.back().setPlainOrDefaultLayout(tclass);
}
// reposition the cursor to the caption
cur.pit() = cap_pit;
cur.pos() = 0;
// FIXME: This Text/Cursor dispatch handling is a mess!
// We cannot use Cursor::dispatch here it needs access to up to
// date metrics.
FuncRequest cmd_caption(LFUN_CAPTION_INSERT);
doInsertInset(cur, cur.text(), cmd_caption, true, false);
cur.forceBufferUpdate();
cur.screenUpdateFlags(Update::Force);
// FIXME: When leaving the Float (or Wrap) inset we should
// delete any empty paragraph left above or below the
// caption.
break;
}
case LFUN_NOMENCL_INSERT: {
InsetCommandParams p(NOMENCL_CODE);
if (cmd.argument().empty()) {
p["symbol"] =
bv->cursor().innerText()->getStringForDialog(bv->cursor());
cur.clearSelection();
} else
p["symbol"] = cmd.argument();
string const data = InsetCommand::params2string(p);
bv->showDialog("nomenclature", data);
break;
}
case LFUN_INDEX_PRINT: {
InsetCommandParams p(INDEX_PRINT_CODE);
if (cmd.argument().empty())
p["type"] = from_ascii("idx");
else
p["type"] = cmd.argument();
string const data = InsetCommand::params2string(p);
FuncRequest fr(LFUN_INSET_INSERT, data);
dispatch(cur, fr);
break;
}
case LFUN_NOMENCL_PRINT:
case LFUN_NEWPAGE_INSERT:
// do nothing fancy
doInsertInset(cur, this, cmd, false, false);
cur.posForward();
break;
case LFUN_SEPARATOR_INSERT: {
doInsertInset(cur, this, cmd, false, false);
cur.posForward();
// remove a following space
Paragraph & par = cur.paragraph();
if (cur.pos() != cur.lastpos() && par.isLineSeparator(cur.pos()))
par.eraseChar(cur.pos(), cur.buffer()->params().track_changes);
break;
}
case LFUN_DEPTH_DECREMENT:
changeDepth(cur, DEC_DEPTH);
break;
case LFUN_DEPTH_INCREMENT:
changeDepth(cur, INC_DEPTH);
break;
case LFUN_REGEXP_MODE:
regexpDispatch(cur, cmd);
break;
case LFUN_MATH_MODE: {
if (cmd.argument() == "on" || cmd.argument() == "") {
// don't pass "on" as argument
// (it would appear literally in the first cell)
docstring sel = cur.selectionAsString(false);
InsetMathMacroTemplate * macro = new InsetMathMacroTemplate(cur.buffer());
// create a macro template if we see "\\newcommand" somewhere, and
// an ordinary formula otherwise
if (!sel.empty()
&& (sel.find(from_ascii("\\newcommand")) != string::npos
|| sel.find(from_ascii("\\newlyxcommand")) != string::npos
|| sel.find(from_ascii("\\def")) != string::npos)
&& macro->fromString(sel)) {
cur.recordUndo();
replaceSelection(cur);
cur.insert(macro);
} else {
// no meaningful macro template was found
delete macro;
mathDispatch(cur,FuncRequest(LFUN_MATH_MODE));
}
} else
// The argument is meaningful
// We replace cmd with LFUN_MATH_INSERT because LFUN_MATH_MODE
// has a different meaning in math mode
mathDispatch(cur, FuncRequest(LFUN_MATH_INSERT,cmd.argument()));
break;
}
case LFUN_MATH_MACRO:
if (cmd.argument().empty())
cur.errorMessage(from_utf8(N_("Missing argument")));
else {
cur.recordUndo();
string s = to_utf8(cmd.argument());
string const s1 = token(s, ' ', 1);
int const nargs = s1.empty() ? 0 : convert<int>(s1);
string const s2 = token(s, ' ', 2);
MacroType type = MacroTypeNewcommand;
if (s2 == "def")
type = MacroTypeDef;
InsetMathMacroTemplate * inset = new InsetMathMacroTemplate(cur.buffer(),
from_utf8(token(s, ' ', 0)), nargs, false, type);
inset->setBuffer(bv->buffer());
insertInset(cur, inset);
// enter macro inset and select the name
cur.push(*inset);
cur.top().pos() = cur.top().lastpos();
cur.resetAnchor();
cur.selection(true);
cur.top().pos() = 0;
}
break;
case LFUN_MATH_DISPLAY:
case LFUN_MATH_SUBSCRIPT:
case LFUN_MATH_SUPERSCRIPT:
case LFUN_MATH_INSERT:
case LFUN_MATH_AMS_MATRIX:
case LFUN_MATH_MATRIX:
case LFUN_MATH_DELIM:
case LFUN_MATH_BIGDELIM:
mathDispatch(cur, cmd);
break;
case LFUN_FONT_EMPH: {
Font font(ignore_font, ignore_language);
font.fontInfo().setEmph(FONT_TOGGLE);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_ITAL: {
Font font(ignore_font, ignore_language);
font.fontInfo().setShape(ITALIC_SHAPE);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_BOLD:
case LFUN_FONT_BOLDSYMBOL: {
Font font(ignore_font, ignore_language);
font.fontInfo().setSeries(BOLD_SERIES);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_NOUN: {
Font font(ignore_font, ignore_language);
font.fontInfo().setNoun(FONT_TOGGLE);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_TYPEWRITER: {
Font font(ignore_font, ignore_language);
font.fontInfo().setFamily(TYPEWRITER_FAMILY); // no good
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_SANS: {
Font font(ignore_font, ignore_language);
font.fontInfo().setFamily(SANS_FAMILY);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_ROMAN: {
Font font(ignore_font, ignore_language);
font.fontInfo().setFamily(ROMAN_FAMILY);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_DEFAULT: {
Font font(inherit_font, ignore_language);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_STRIKEOUT: {
Font font(ignore_font, ignore_language);
font.fontInfo().setStrikeout(FONT_TOGGLE);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_CROSSOUT: {
Font font(ignore_font, ignore_language);
font.fontInfo().setXout(FONT_TOGGLE);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_UNDERUNDERLINE: {
Font font(ignore_font, ignore_language);
font.fontInfo().setUuline(FONT_TOGGLE);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_UNDERWAVE: {
Font font(ignore_font, ignore_language);
font.fontInfo().setUwave(FONT_TOGGLE);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_UNDERLINE: {
Font font(ignore_font, ignore_language);
font.fontInfo().setUnderbar(FONT_TOGGLE);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_SIZE: {
Font font(ignore_font, ignore_language);
setLyXSize(to_utf8(cmd.argument()), font.fontInfo());
toggleAndShow(cur, this, font);
break;
}
case LFUN_LANGUAGE: {
string const lang_arg = cmd.getArg(0);
bool const reset = (lang_arg.empty() || lang_arg == "reset");
Language const * lang =
reset ? reset_language
: languages.getLanguage(lang_arg);
// we allow reset_language, which is 0, but only if it
// was requested via empty or "reset" arg.
if (!lang && !reset)
break;
bool const toggle = (cmd.getArg(1) != "set");
selectWordWhenUnderCursor(cur, WHOLE_WORD_STRICT);
Font font(ignore_font, lang);
toggleAndShow(cur, this, font, toggle);
// We need a buffer update if we change the language
// of an info inset
if (cur.insetInSelection(INFO_CODE))
cur.forceBufferUpdate();
break;
}
case LFUN_TEXTSTYLE_APPLY: {
unsigned int num = 0;
string const arg = to_utf8(cmd.argument());
// Argument?
if (!arg.empty()) {
if (isStrUnsignedInt(arg)) {
num = convert<uint>(arg);
if (num >= freeFonts.size()) {
cur.message(_("Invalid argument (number exceeds stack size)!"));
break;
}
} else {
cur.message(_("Invalid argument (must be a non-negative number)!"));
break;
}
}
toggleAndShow(cur, this, freeFonts[num].second, toggleall);
cur.message(bformat(_("Text properties applied: %1$s"), freeFonts[num].first));
break;
}
// Set the freefont using the contents of \param data dispatched from
// the frontends and apply it at the current cursor location.
case LFUN_TEXTSTYLE_UPDATE: {
Font font(ignore_font, ignore_language);
bool toggle;
if (font.fromString(to_utf8(cmd.argument()), toggle)) {
docstring const props = font.stateText(&bv->buffer().params(), true);
freeFonts.push(make_pair(props, font));
toggleall = toggle;
toggleAndShow(cur, this, font, toggleall);
// We need a buffer update if we change the language
// of an info inset
if (cur.insetInSelection(INFO_CODE))
cur.forceBufferUpdate();
cur.message(bformat(_("Text properties applied: %1$s"), props));
} else
LYXERR0("Invalid argument of textstyle-update");
break;
}
case LFUN_FINISHED_LEFT:
LYXERR(Debug::DEBUG, "handle LFUN_FINISHED_LEFT:\n" << cur);
// We're leaving an inset, going left. If the inset is LTR, we're
// leaving from the front, so we should not move (remain at --- but
// not in --- the inset). If the inset is RTL, move left, without
// entering the inset itself; i.e., move to after the inset.
if (cur.paragraph().getFontSettings(
cur.bv().buffer().params(), cur.pos()).isRightToLeft())
cursorVisLeft(cur, true);
break;
case LFUN_FINISHED_RIGHT:
LYXERR(Debug::DEBUG, "handle LFUN_FINISHED_RIGHT:\n" << cur);
// We're leaving an inset, going right. If the inset is RTL, we're
// leaving from the front, so we should not move (remain at --- but
// not in --- the inset). If the inset is LTR, move right, without
// entering the inset itself; i.e., move to after the inset.
if (!cur.paragraph().getFontSettings(
cur.bv().buffer().params(), cur.pos()).isRightToLeft())
cursorVisRight(cur, true);
break;
case LFUN_FINISHED_BACKWARD:
LYXERR(Debug::DEBUG, "handle LFUN_FINISHED_BACKWARD:\n" << cur);
cur.setCurrentFont();
break;
case LFUN_FINISHED_FORWARD:
LYXERR(Debug::DEBUG, "handle LFUN_FINISHED_FORWARD:\n" << cur);
++cur.pos();
cur.setCurrentFont();
break;
case LFUN_LAYOUT_PARAGRAPH: {
string data;
params2string(cur.paragraph(), data);
data = "show\n" + data;
bv->showDialog("paragraph", data);
break;
}
case LFUN_PARAGRAPH_UPDATE: {
string data;
params2string(cur.paragraph(), data);
// Will the paragraph accept changes from the dialog?
bool const accept =
cur.inset().allowParagraphCustomization(cur.idx());
data = "update " + convert<string>(accept) + '\n' + data;
bv->updateDialog("paragraph", data);
break;
}
case LFUN_ACCENT_UMLAUT:
case LFUN_ACCENT_CIRCUMFLEX:
case LFUN_ACCENT_GRAVE:
case LFUN_ACCENT_ACUTE:
case LFUN_ACCENT_TILDE:
case LFUN_ACCENT_PERISPOMENI:
case LFUN_ACCENT_CEDILLA:
case LFUN_ACCENT_MACRON:
case LFUN_ACCENT_DOT:
case LFUN_ACCENT_UNDERDOT:
case LFUN_ACCENT_UNDERBAR:
case LFUN_ACCENT_CARON:
case LFUN_ACCENT_BREVE:
case LFUN_ACCENT_TIE:
case LFUN_ACCENT_HUNGARIAN_UMLAUT:
case LFUN_ACCENT_CIRCLE:
case LFUN_ACCENT_OGONEK:
theApp()->handleKeyFunc(cmd.action());
if (!cmd.argument().empty())
// FIXME: Are all these characters encoded in one byte in utf8?
bv->translateAndInsert(cmd.argument()[0], this, cur);
cur.screenUpdateFlags(Update::FitCursor);
break;
case LFUN_FLOAT_LIST_INSERT: {
DocumentClass const & tclass = bv->buffer().params().documentClass();
if (tclass.floats().typeExist(to_utf8(cmd.argument()))) {
cur.recordUndo();
if (cur.selection())
cutSelection(cur, false);
breakParagraph(cur);
if (cur.lastpos() != 0) {
cursorBackward(cur);
breakParagraph(cur);
}
docstring const laystr = cur.inset().usePlainLayout() ?
tclass.plainLayoutName() :
tclass.defaultLayoutName();
setLayout(cur, laystr);
ParagraphParameters p;
// FIXME If this call were replaced with one to clearParagraphParams(),
// then we could get rid of this method altogether.
setParagraphs(cur, p);
// FIXME This should be simplified when InsetFloatList takes a
// Buffer in its constructor.
InsetFloatList * ifl = new InsetFloatList(cur.buffer(), to_utf8(cmd.argument()));
ifl->setBuffer(bv->buffer());
insertInset(cur, ifl);
cur.posForward();
} else {
lyxerr << "Non-existent float type: "
<< to_utf8(cmd.argument()) << endl;
}
break;
}
case LFUN_CHANGE_ACCEPT: {
acceptOrRejectChanges(cur, ACCEPT);
break;
}
case LFUN_CHANGE_REJECT: {
acceptOrRejectChanges(cur, REJECT);
break;
}
case LFUN_THESAURUS_ENTRY: {
Language const * language = cur.getFont().language();
docstring arg = cmd.argument();
if (arg.empty()) {
arg = cur.selectionAsString(false);
// FIXME
if (arg.size() > 100 || arg.empty()) {
// Get word or selection
selectWordWhenUnderCursor(cur, WHOLE_WORD);
arg = cur.selectionAsString(false);
arg += " lang=" + from_ascii(language->lang());
}
} else {
string lang = cmd.getArg(1);
// This duplicates the code in GuiThesaurus::initialiseParams
if (prefixIs(lang, "lang=")) {
language = languages.getLanguage(lang.substr(5));
if (!language)
language = cur.getFont().language();
}
}
string lang = language->code();
if (lyxrc.thesaurusdir_path.empty() && !thesaurus.thesaurusInstalled(from_ascii(lang))) {
LYXERR(Debug::ACTION, "Command " << cmd << ". Thesaurus not found for language " << lang);
frontend::Alert::warning(_("Path to thesaurus directory not set!"),
_("The path to the thesaurus directory has not been specified.\n"
"The thesaurus is not functional.\n"
"Please refer to sec. 6.15.1 of the User's Guide for setup\n"
"instructions."));
}
bv->showDialog("thesaurus", to_utf8(arg));
break;
}
case LFUN_SPELLING_ADD: {
Language const * language = getLanguage(cur, cmd.getArg(1));
docstring word = from_utf8(cmd.getArg(0));
if (word.empty()) {
word = cur.selectionAsString(false);
// FIXME
if (word.size() > 100 || word.empty()) {
// Get word or selection
selectWordWhenUnderCursor(cur, WHOLE_WORD);
word = cur.selectionAsString(false);
}
}
WordLangTuple wl(word, language);
theSpellChecker()->insert(wl);
break;
}
case LFUN_SPELLING_IGNORE: {
Language const * language = getLanguage(cur, cmd.getArg(1));
docstring word = from_utf8(cmd.getArg(0));
if (word.empty()) {
word = cur.selectionAsString(false);
// FIXME
if (word.size() > 100 || word.empty()) {
// Get word or selection
selectWordWhenUnderCursor(cur, WHOLE_WORD);
word = cur.selectionAsString(false);
}
}
WordLangTuple wl(word, language);
theSpellChecker()->accept(wl);
break;
}
case LFUN_SPELLING_REMOVE: {
Language const * language = getLanguage(cur, cmd.getArg(1));
docstring word = from_utf8(cmd.getArg(0));
if (word.empty()) {
word = cur.selectionAsString(false);
// FIXME
if (word.size() > 100 || word.empty()) {
// Get word or selection
selectWordWhenUnderCursor(cur, WHOLE_WORD);
word = cur.selectionAsString(false);
}
}
WordLangTuple wl(word, language);
theSpellChecker()->remove(wl);
break;
}
case LFUN_PARAGRAPH_PARAMS_APPLY: {
// Given data, an encoding of the ParagraphParameters
// generated in the Paragraph dialog, this function sets
// the current paragraph, or currently selected paragraphs,
// appropriately.
// NOTE: This function overrides all existing settings.
setParagraphs(cur, cmd.argument());
cur.message(_("Paragraph layout set"));
break;
}
case LFUN_PARAGRAPH_PARAMS: {
// Given data, an encoding of the ParagraphParameters as we'd
// find them in a LyX file, this function modifies the current paragraph,
// or currently selected paragraphs.
// NOTE: This function only modifies, and does not override, existing
// settings.
setParagraphs(cur, cmd.argument(), true);
cur.message(_("Paragraph layout set"));
break;
}
case LFUN_ESCAPE:
if (cur.selection()) {
cur.selection(false);
} else {
cur.undispatched();
// This used to be LFUN_FINISHED_RIGHT, I think FORWARD is more
// correct, but I'm not 100% sure -- dov, 071019
cmd = FuncRequest(LFUN_FINISHED_FORWARD);
}
break;
case LFUN_OUTLINE_UP: {
pos_type const opos = cur.pos();
outline(OutlineUp, cur, this);
setCursor(cur, cur.pit(), opos);
cur.forceBufferUpdate();
needsUpdate = true;
break;
}
case LFUN_OUTLINE_DOWN: {
pos_type const opos = cur.pos();
outline(OutlineDown, cur, this);
setCursor(cur, cur.pit(), opos);
cur.forceBufferUpdate();
needsUpdate = true;
break;
}
case LFUN_OUTLINE_IN:
outline(OutlineIn, cur, this);
cur.forceBufferUpdate();
needsUpdate = true;
break;
case LFUN_OUTLINE_OUT:
outline(OutlineOut, cur, this);
cur.forceBufferUpdate();
needsUpdate = true;
break;
case LFUN_SERVER_GET_STATISTICS:
{
DocIterator from, to;
if (cur.selection()) {
from = cur.selectionBegin();
to = cur.selectionEnd();
} else {
from = doc_iterator_begin(cur.buffer());
to = doc_iterator_end(cur.buffer());
}
cur.buffer()->updateStatistics(from, to);
string const arg0 = cmd.getArg(0);
if (arg0 == "words") {
cur.message(convert<docstring>(cur.buffer()->wordCount()));
} else if (arg0 == "chars") {
cur.message(convert<docstring>(cur.buffer()->charCount(false)));
} else if (arg0 == "chars-space") {
cur.message(convert<docstring>(cur.buffer()->charCount(true)));
} else {
cur.message(convert<docstring>(cur.buffer()->wordCount()) + " "
+ convert<docstring>(cur.buffer()->charCount(false)) + " "
+ convert<docstring>(cur.buffer()->charCount(true)));
}
}
break;
default:
LYXERR(Debug::ACTION, "Command " << cmd << " not DISPATCHED by Text");
cur.undispatched();
break;
}
needsUpdate |= (cur.pos() != cur.lastpos()) && cur.selection();
if (lyxrc.spellcheck_continuously && !needsUpdate) {
// Check for misspelled text
// The redraw is useful because of the painting of
// misspelled markers depends on the cursor position.
// Trigger a redraw for cursor moves inside misspelled text.
if (!cur.inTexted()) {
// move from regular text to math
needsUpdate = last_misspelled;
} else if (oldTopSlice != cur.top() || oldBoundary != cur.boundary()) {
// move inside regular text
needsUpdate = last_misspelled
|| cur.paragraph().isMisspelled(cur.pos(), true);
}
}
// FIXME: The cursor flag is reset two lines below
// so we need to check here if some of the LFUN did touch that.
// for now only Text::erase() and Text::backspace() do that.
// The plan is to verify all the LFUNs and then to remove this
// singleParUpdate boolean altogether.
if (cur.result().screenUpdate() & Update::Force) {
singleParUpdate = false;
needsUpdate = true;
}
// FIXME: the following code should go in favor of fine grained
// update flag treatment.
if (singleParUpdate) {
// Inserting characters does not change par height in general. So, try
// to update _only_ this paragraph. BufferView will detect if a full
// metrics update is needed anyway.
cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
return;
}
if (!needsUpdate
&& &oldTopSlice.inset() == &cur.inset()
&& oldTopSlice.idx() == cur.idx()
&& !oldSelection // oldSelection is a backup of cur.selection() at the beginning of the function.
&& !cur.selection())
// FIXME: it would be better if we could just do this
//
//if (cur.result().update() != Update::FitCursor)
// cur.noScreenUpdate();
//
// But some LFUNs do not set Update::FitCursor when needed, so we
// do it for all. This is not very harmfull as FitCursor will provoke
// a full redraw only if needed but still, a proper review of all LFUN
// should be done and this needsUpdate boolean can then be removed.
cur.screenUpdateFlags(Update::FitCursor);
else
cur.screenUpdateFlags(Update::Force | Update::FitCursor);
}
bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
FuncStatus & status) const
{
LBUFERR(this == cur.text());
FontInfo const & fontinfo = cur.real_current_font.fontInfo();
bool enable = true;
bool allow_in_passthru = false;
InsetCode code = NO_CODE;
switch (cmd.action()) {
case LFUN_DEPTH_DECREMENT:
enable = changeDepthAllowed(cur, DEC_DEPTH);
break;
case LFUN_DEPTH_INCREMENT:
enable = changeDepthAllowed(cur, INC_DEPTH);
break;
case LFUN_APPENDIX:
// FIXME We really should not allow this to be put, e.g.,
// in a footnote, or in ERT. But it would make sense in a
// branch, so I'm not sure what to do.
status.setOnOff(cur.paragraph().params().startOfAppendix());
break;
case LFUN_DIALOG_SHOW_NEW_INSET:
if (cmd.argument() == "bibitem")
code = BIBITEM_CODE;
else if (cmd.argument() == "bibtex") {
code = BIBTEX_CODE;
// not allowed in description items
enable = !inDescriptionItem(cur);
}
else if (cmd.argument() == "box")
code = BOX_CODE;
else if (cmd.argument() == "branch")
code = BRANCH_CODE;
else if (cmd.argument() == "citation")
code = CITE_CODE;
else if (cmd.argument() == "ert")
code = ERT_CODE;
else if (cmd.argument() == "external")
code = EXTERNAL_CODE;
else if (cmd.argument() == "float")
code = FLOAT_CODE;
else if (cmd.argument() == "graphics")
code = GRAPHICS_CODE;
else if (cmd.argument() == "href")
code = HYPERLINK_CODE;
else if (cmd.argument() == "include")
code = INCLUDE_CODE;
else if (cmd.argument() == "index")
code = INDEX_CODE;
else if (cmd.argument() == "index_print")
code = INDEX_PRINT_CODE;
else if (cmd.argument() == "listings")
code = LISTINGS_CODE;
else if (cmd.argument() == "mathspace")
code = MATH_HULL_CODE;
else if (cmd.argument() == "nomenclature")
code = NOMENCL_CODE;
else if (cmd.argument() == "nomencl_print")
code = NOMENCL_PRINT_CODE;
else if (cmd.argument() == "label")
code = LABEL_CODE;
else if (cmd.argument() == "line")
code = LINE_CODE;
else if (cmd.argument() == "note")
code = NOTE_CODE;
else if (cmd.argument() == "phantom")
code = PHANTOM_CODE;
else if (cmd.argument() == "ref")
code = REF_CODE;
else if (cmd.argument() == "space")
code = SPACE_CODE;
else if (cmd.argument() == "toc")
code = TOC_CODE;
else if (cmd.argument() == "vspace")
code = VSPACE_CODE;
else if (cmd.argument() == "wrap")
code = WRAP_CODE;
break;
case LFUN_ERT_INSERT:
code = ERT_CODE;
break;
case LFUN_LISTING_INSERT:
code = LISTINGS_CODE;
// not allowed in description items
enable = !inDescriptionItem(cur);
break;
case LFUN_FOOTNOTE_INSERT:
code = FOOT_CODE;
break;
case LFUN_TABULAR_INSERT:
code = TABULAR_CODE;
break;
case LFUN_TABULAR_STYLE_INSERT:
code = TABULAR_CODE;
break;
case LFUN_MARGINALNOTE_INSERT:
code = MARGIN_CODE;
break;
case LFUN_FLOAT_INSERT:
case LFUN_FLOAT_WIDE_INSERT:
// FIXME: If there is a selection, we should check whether there
// are floats in the selection, but this has performance issues, see
// LFUN_CHANGE_ACCEPT/REJECT.
code = FLOAT_CODE;
if (inDescriptionItem(cur))
// not allowed in description items
enable = false;
else {
InsetCode const inset_code = cur.inset().lyxCode();
// algorithm floats cannot be put in another float
if (to_utf8(cmd.argument()) == "algorithm") {
enable = inset_code != WRAP_CODE && inset_code != FLOAT_CODE;
break;
}
// for figures and tables: only allow in another
// float or wrap if it is of the same type and
// not a subfloat already
if(cur.inset().lyxCode() == code) {
InsetFloat const & ins =
static_cast<InsetFloat const &>(cur.inset());
enable = ins.params().type == to_utf8(cmd.argument())
&& !ins.params().subfloat;
} else if(cur.inset().lyxCode() == WRAP_CODE) {
InsetWrap const & ins =
static_cast<InsetWrap const &>(cur.inset());
enable = ins.params().type == to_utf8(cmd.argument());
}
}
break;
case LFUN_WRAP_INSERT:
code = WRAP_CODE;
// not allowed in description items
enable = !inDescriptionItem(cur);
break;
case LFUN_FLOAT_LIST_INSERT: {
code = FLOAT_LIST_CODE;
// not allowed in description items
enable = !inDescriptionItem(cur);
if (enable) {
FloatList const & floats = cur.buffer()->params().documentClass().floats();
FloatList::const_iterator cit = floats[to_ascii(cmd.argument())];
// make sure we know about such floats
if (cit == floats.end() ||
// and that we know how to generate a list of them
(!cit->second.usesFloatPkg() && cit->second.listCommand().empty())) {
status.setUnknown(true);
// probably not necessary, but...
enable = false;
}
}
break;
}
case LFUN_CAPTION_INSERT: {
code = CAPTION_CODE;
string arg = cmd.getArg(0);
bool varia = arg != "Unnumbered"
&& cur.inset().allowsCaptionVariation(arg);
// not allowed in description items,
// and in specific insets
enable = !inDescriptionItem(cur)
&& (varia || arg.empty() || arg == "Standard");
break;
}
case LFUN_NOTE_INSERT:
code = NOTE_CODE;
break;
case LFUN_FLEX_INSERT: {
code = FLEX_CODE;
string s = cmd.getArg(0);
InsetLayout il =
cur.buffer()->params().documentClass().insetLayout(from_utf8(s));
if (il.lyxtype() != InsetLyXType::CHARSTYLE &&
il.lyxtype() != InsetLyXType::CUSTOM &&
il.lyxtype ()!= InsetLyXType::STANDARD)
enable = false;
break;
}
case LFUN_BOX_INSERT:
code = BOX_CODE;
break;
case LFUN_BRANCH_INSERT:
code = BRANCH_CODE;
if (cur.buffer()->masterBuffer()->params().branchlist().empty()
&& cur.buffer()->params().branchlist().empty())
enable = false;
break;
case LFUN_IPA_INSERT:
code = IPA_CODE;
break;
case LFUN_PHANTOM_INSERT:
code = PHANTOM_CODE;
break;
case LFUN_LABEL_INSERT:
code = LABEL_CODE;
break;
case LFUN_INFO_INSERT:
code = INFO_CODE;
enable = cmd.argument().empty()
|| infoparams.validateArgument(cur.buffer(), cmd.argument(), true);
break;
case LFUN_ARGUMENT_INSERT: {
code = ARG_CODE;
allow_in_passthru = true;
string const arg = cmd.getArg(0);
if (arg.empty()) {
enable = false;
break;
}
Layout const & lay = cur.paragraph().layout();
Layout::LaTeXArgMap args = lay.args();
Layout::LaTeXArgMap::const_iterator const lait =
args.find(arg);
if (lait != args.end()) {
enable = true;
pit_type pit = cur.pit();
pit_type lastpit = cur.pit();
if (lay.isEnvironment() && !prefixIs(arg, "item:")) {
// In a sequence of "merged" environment layouts, we only allow
// non-item arguments once.
lastpit = cur.lastpit();
// get the first paragraph in sequence with this layout
depth_type const current_depth = cur.paragraph().params().depth();
while (true) {
if (pit == 0)
break;
Paragraph cpar = pars_[pit - 1];
if (cpar.layout() == lay && cpar.params().depth() == current_depth)
--pit;
else
break;
}
}
for (; pit <= lastpit; ++pit) {
if (pars_[pit].layout() != lay)
break;
for (auto const & table : pars_[pit].insetList())
if (InsetArgument const * ins = table.inset->asInsetArgument())
if (ins->name() == arg) {
// we have this already
enable = false;
break;
}
}
} else
enable = false;
break;
}
case LFUN_INDEX_INSERT:
code = INDEX_CODE;
break;
case LFUN_INDEX_PRINT:
code = INDEX_PRINT_CODE;
// not allowed in description items
enable = !inDescriptionItem(cur);
break;
case LFUN_NOMENCL_INSERT:
if (cur.selIsMultiCell() || cur.selIsMultiLine()) {
enable = false;
break;
}
code = NOMENCL_CODE;
break;
case LFUN_NOMENCL_PRINT:
code = NOMENCL_PRINT_CODE;
// not allowed in description items
enable = !inDescriptionItem(cur);
break;
case LFUN_HREF_INSERT:
if (cur.selIsMultiCell() || cur.selIsMultiLine()) {
enable = false;
break;
}
code = HYPERLINK_CODE;
break;
case LFUN_IPAMACRO_INSERT: {
string const arg = cmd.getArg(0);
if (arg == "deco")
code = IPADECO_CODE;
else
code = IPACHAR_CODE;
break;
}
case LFUN_QUOTE_INSERT:
// always allow this, since we will inset a raw quote
// if an inset is not allowed.
allow_in_passthru = true;
break;
case LFUN_SPECIALCHAR_INSERT:
code = SPECIALCHAR_CODE;
break;
case LFUN_SPACE_INSERT:
// slight hack: we know this is allowed in math mode
if (cur.inTexted())
code = SPACE_CODE;
break;
case LFUN_PREVIEW_INSERT:
code = PREVIEW_CODE;
break;
case LFUN_SCRIPT_INSERT:
code = SCRIPT_CODE;
break;
case LFUN_MATH_INSERT:
case LFUN_MATH_AMS_MATRIX:
case LFUN_MATH_MATRIX:
case LFUN_MATH_DELIM:
case LFUN_MATH_BIGDELIM:
case LFUN_MATH_DISPLAY:
case LFUN_MATH_MODE:
case LFUN_MATH_MACRO:
case LFUN_MATH_SUBSCRIPT:
case LFUN_MATH_SUPERSCRIPT:
code = MATH_HULL_CODE;
break;
case LFUN_REGEXP_MODE:
code = MATH_HULL_CODE;
enable = cur.buffer()->isInternal() && !cur.inRegexped();
break;
case LFUN_INSET_MODIFY:
// We need to disable this, because we may get called for a
// tabular cell via
// InsetTabular::getStatus() -> InsetText::getStatus()
// and we don't handle LFUN_INSET_MODIFY.
enable = false;
break;
case LFUN_FONT_EMPH:
status.setOnOff(fontinfo.emph() == FONT_ON);
enable = !cur.paragraph().isPassThru();
break;
case LFUN_FONT_ITAL:
status.setOnOff(fontinfo.shape() == ITALIC_SHAPE);
enable = !cur.paragraph().isPassThru();
break;
case LFUN_FONT_NOUN:
status.setOnOff(fontinfo.noun() == FONT_ON);
enable = !cur.paragraph().isPassThru();
break;
case LFUN_FONT_BOLD:
case LFUN_FONT_BOLDSYMBOL:
status.setOnOff(fontinfo.series() == BOLD_SERIES);
enable = !cur.paragraph().isPassThru();
break;
case LFUN_FONT_SANS:
status.setOnOff(fontinfo.family() == SANS_FAMILY);
enable = !cur.paragraph().isPassThru();
break;
case LFUN_FONT_ROMAN:
status.setOnOff(fontinfo.family() == ROMAN_FAMILY);
enable = !cur.paragraph().isPassThru();
break;
case LFUN_FONT_TYPEWRITER:
status.setOnOff(fontinfo.family() == TYPEWRITER_FAMILY);
enable = !cur.paragraph().isPassThru();
break;
case LFUN_CUT:
case LFUN_COPY:
enable = cur.selection();
break;
case LFUN_PASTE: {
if (cmd.argument().empty()) {
if (theClipboard().isInternal())
enable = cap::numberOfSelections() > 0;
else
enable = !theClipboard().empty();
break;
}
// we have an argument
string const arg = to_utf8(cmd.argument());
if (isStrUnsignedInt(arg)) {
// it's a number and therefore means the internal stack
unsigned int n = convert<unsigned int>(arg);
enable = cap::numberOfSelections() > n;
break;
}
// explicit text type?
if (arg == "html") {
// Do not enable for PlainTextType, since some tidying in the
// frontend is needed for HTML, which is too unsafe for plain text.
enable = theClipboard().hasTextContents(Clipboard::HtmlTextType);
break;
} else if (arg == "latex") {
// LaTeX is usually not available on the clipboard with
// the correct MIME type, but in plain text.
enable = theClipboard().hasTextContents(Clipboard::PlainTextType) ||
theClipboard().hasTextContents(Clipboard::LaTeXTextType);
break;
}
Clipboard::GraphicsType type = Clipboard::AnyGraphicsType;
if (arg == "pdf")
type = Clipboard::PdfGraphicsType;
else if (arg == "png")
type = Clipboard::PngGraphicsType;
else if (arg == "jpeg")
type = Clipboard::JpegGraphicsType;
else if (arg == "linkback")
type = Clipboard::LinkBackGraphicsType;
else if (arg == "emf")
type = Clipboard::EmfGraphicsType;
else if (arg == "wmf")
type = Clipboard::WmfGraphicsType;
else {
// unknown argument
LYXERR0("Unrecognized graphics type: " << arg);
// we don't want to assert if the user just mistyped the LFUN
LATTEST(cmd.origin() != FuncRequest::INTERNAL);
enable = false;
break;
}
enable = theClipboard().hasGraphicsContents(type);
break;
}
case LFUN_CLIPBOARD_PASTE:
case LFUN_CLIPBOARD_PASTE_SIMPLE:
enable = !theClipboard().empty();
break;
case LFUN_PRIMARY_SELECTION_PASTE:
enable = cur.selection() || !theSelection().empty();
break;
case LFUN_SELECTION_PASTE:
enable = cap::selection();
break;
case LFUN_PARAGRAPH_MOVE_UP:
enable = cur.pit() > 0 && !cur.selection();
break;
case LFUN_PARAGRAPH_MOVE_DOWN:
enable = cur.pit() < cur.lastpit() && !cur.selection();
break;
case LFUN_CHANGE_ACCEPT:
case LFUN_CHANGE_REJECT:
if (!cur.selection())
enable = cur.paragraph().isChanged(cur.pos());
else {
// will enable if there is a change in the selection
enable = false;
// cheap improvement for efficiency: using cached
// buffer variable, if there is no change in the
// document, no need to check further.
if (!cur.buffer()->areChangesPresent())
break;
for (DocIterator it = cur.selectionBegin(); ; it.forwardPar()) {
pos_type const beg = it.pos();
pos_type end;
bool const in_last_par = (it.pit() == cur.selectionEnd().pit() &&
it.idx() == cur.selectionEnd().idx());
if (in_last_par)
end = cur.selectionEnd().pos();
else
// the +1 is needed for cases, e.g., where there is a
// paragraph break. See #11629.
end = it.lastpos() + 1;
if (beg != end && it.paragraph().isChanged(beg, end)) {
enable = true;
break;
}
if (beg != end && it.paragraph().hasChangedInsets(beg, end)) {
enable = true;
break;
}
if (in_last_par)
break;
}
}
break;
case LFUN_OUTLINE_UP:
case LFUN_OUTLINE_DOWN:
case LFUN_OUTLINE_IN:
case LFUN_OUTLINE_OUT:
// FIXME: LyX is not ready for outlining within inset.
enable = isMainText()
&& cur.buffer()->text().getTocLevel(cur.pit()) != Layout::NOT_IN_TOC;
break;
case LFUN_NEWLINE_INSERT:
// LaTeX restrictions (labels or empty par)
enable = !cur.paragraph().isPassThru()
&& cur.pos() > cur.paragraph().beginOfBody();
break;
case LFUN_SEPARATOR_INSERT:
// Always enabled for now
enable = true;
break;
case LFUN_TAB_INSERT:
case LFUN_TAB_DELETE:
enable = cur.paragraph().isPassThru();
break;
case LFUN_GRAPHICS_SET_GROUP: {
InsetGraphics * ins = graphics::getCurrentGraphicsInset(cur);
if (!ins)
enable = false;
else
status.setOnOff(to_utf8(cmd.argument()) == ins->getParams().groupId);
break;
}
case LFUN_NEWPAGE_INSERT:
// not allowed in description items
code = NEWPAGE_CODE;
enable = !inDescriptionItem(cur);
break;
case LFUN_LANGUAGE:
enable = !cur.paragraph().isPassThru();
status.setOnOff(cmd.getArg(0) == cur.real_current_font.language()->lang());
break;
case LFUN_PARAGRAPH_BREAK:
enable = inset().allowMultiPar();
break;
case LFUN_SPELLING_ADD:
case LFUN_SPELLING_IGNORE:
case LFUN_SPELLING_REMOVE:
enable = theSpellChecker() != nullptr;
if (enable && !cmd.getArg(1).empty()) {
// validate explicitly given language
Language const * const lang = const_cast<Language *>(languages.getLanguage(cmd.getArg(1)));
enable &= lang != nullptr;
}
break;
case LFUN_LAYOUT:
case LFUN_LAYOUT_TOGGLE: {
bool const ignoreautonests = cmd.getArg(1) == "ignoreautonests";
docstring const req_layout = ignoreautonests ? from_utf8(cmd.getArg(0)) : cmd.argument();
docstring const layout = resolveLayout(req_layout, cur);
enable = !owner_->forcePlainLayout() && !layout.empty();
status.setOnOff(isAlreadyLayout(layout, cur));
break;
}
case LFUN_ENVIRONMENT_SPLIT: {
if (cmd.argument() == "outer") {
// check if we have an environment in our nesting hierarchy
bool res = false;
depth_type const current_depth = cur.paragraph().params().depth();
pit_type pit = cur.pit();
Paragraph cpar = pars_[pit];
while (true) {
if (pit == 0 || cpar.params().depth() == 0)
break;
--pit;
cpar = pars_[pit];
if (cpar.params().depth() < current_depth)
res = cpar.layout().isEnvironment();
}
enable = res;
break;
}
else if (cmd.argument() == "previous") {
// look if we have an environment in the previous par
pit_type pit = cur.pit();
Paragraph cpar = pars_[pit];
if (pit > 0) {
--pit;
cpar = pars_[pit];
enable = cpar.layout().isEnvironment();
break;
}
enable = false;
break;
}
else if (cur.paragraph().layout().isEnvironment()) {
enable = cmd.argument() == "before"
|| cur.pos() > 0 || !isFirstInSequence(cur.pit());
break;
}
enable = false;
break;
}
case LFUN_LAYOUT_PARAGRAPH:
case LFUN_PARAGRAPH_PARAMS:
case LFUN_PARAGRAPH_PARAMS_APPLY:
case LFUN_PARAGRAPH_UPDATE:
enable = owner_->allowParagraphCustomization();
break;
// FIXME: why are accent lfuns forbidden with pass_thru layouts?
// Because they insert COMBINING DIACRITICAL Unicode characters,
// that cannot be handled by LaTeX but must be converted according
// to the definition in lib/unicodesymbols?
case LFUN_ACCENT_ACUTE:
case LFUN_ACCENT_BREVE:
case LFUN_ACCENT_CARON:
case LFUN_ACCENT_CEDILLA:
case LFUN_ACCENT_CIRCLE:
case LFUN_ACCENT_CIRCUMFLEX:
case LFUN_ACCENT_DOT:
case LFUN_ACCENT_GRAVE:
case LFUN_ACCENT_HUNGARIAN_UMLAUT:
case LFUN_ACCENT_MACRON:
case LFUN_ACCENT_OGONEK:
case LFUN_ACCENT_TIE:
case LFUN_ACCENT_TILDE:
case LFUN_ACCENT_PERISPOMENI:
case LFUN_ACCENT_UMLAUT:
case LFUN_ACCENT_UNDERBAR:
case LFUN_ACCENT_UNDERDOT:
case LFUN_FONT_FRAK:
case LFUN_FONT_SIZE:
case LFUN_FONT_STATE:
case LFUN_FONT_UNDERLINE:
case LFUN_FONT_STRIKEOUT:
case LFUN_FONT_CROSSOUT:
case LFUN_FONT_UNDERUNDERLINE:
case LFUN_FONT_UNDERWAVE:
case LFUN_TEXTSTYLE_UPDATE:
enable = !cur.paragraph().isPassThru();
break;
case LFUN_FONT_DEFAULT: {
Font font(inherit_font, ignore_language);
BufferParams const & bp = cur.buffer()->masterParams();
if (cur.selection()) {
enable = false;
// Check if we have a non-default font attribute
// in the selection range.
DocIterator const from = cur.selectionBegin();
DocIterator const to = cur.selectionEnd();
for (DocIterator dit = from ; dit != to && !dit.atEnd(); ) {
if (!dit.inTexted()) {
dit.forwardPos();
continue;
}
Paragraph const & par = dit.paragraph();
pos_type const pos = dit.pos();
Font tmp = par.getFontSettings(bp, pos);
if (tmp.fontInfo() != font.fontInfo()
|| tmp.language() != bp.language) {
enable = true;
break;
}
dit.forwardPos();
}
break;
}
// Disable if all is default already.
enable = (cur.current_font.fontInfo() != font.fontInfo()
|| cur.current_font.language() != bp.language);
break;
}
case LFUN_TEXTSTYLE_APPLY:
enable = !freeFonts.empty();
break;
case LFUN_WORD_DELETE_FORWARD:
case LFUN_WORD_DELETE_BACKWARD:
case LFUN_LINE_DELETE_FORWARD:
case LFUN_WORD_FORWARD:
case LFUN_WORD_BACKWARD:
case LFUN_WORD_RIGHT:
case LFUN_WORD_LEFT:
case LFUN_CHAR_FORWARD:
case LFUN_CHAR_FORWARD_SELECT:
case LFUN_CHAR_BACKWARD:
case LFUN_CHAR_BACKWARD_SELECT:
case LFUN_CHAR_LEFT:
case LFUN_CHAR_LEFT_SELECT:
case LFUN_CHAR_RIGHT:
case LFUN_CHAR_RIGHT_SELECT:
case LFUN_UP:
case LFUN_UP_SELECT:
case LFUN_DOWN:
case LFUN_DOWN_SELECT:
case LFUN_PARAGRAPH_SELECT:
case LFUN_PARAGRAPH_UP_SELECT:
case LFUN_PARAGRAPH_DOWN_SELECT:
case LFUN_LINE_BEGIN_SELECT:
case LFUN_LINE_END_SELECT:
case LFUN_WORD_FORWARD_SELECT:
case LFUN_WORD_BACKWARD_SELECT:
case LFUN_WORD_RIGHT_SELECT:
case LFUN_WORD_LEFT_SELECT:
case LFUN_WORD_SELECT:
case LFUN_SECTION_SELECT:
case LFUN_BUFFER_BEGIN:
case LFUN_BUFFER_END:
case LFUN_BUFFER_BEGIN_SELECT:
case LFUN_BUFFER_END_SELECT:
case LFUN_INSET_BEGIN:
case LFUN_INSET_END:
case LFUN_INSET_BEGIN_SELECT:
case LFUN_INSET_END_SELECT:
case LFUN_PARAGRAPH_UP:
case LFUN_PARAGRAPH_DOWN:
case LFUN_LINE_BEGIN:
case LFUN_LINE_END:
case LFUN_CHAR_DELETE_FORWARD:
case LFUN_CHAR_DELETE_BACKWARD:
case LFUN_WORD_UPCASE:
case LFUN_WORD_LOWCASE:
case LFUN_WORD_CAPITALIZE:
case LFUN_CHARS_TRANSPOSE:
case LFUN_SERVER_GET_XY:
case LFUN_SERVER_SET_XY:
case LFUN_SERVER_GET_LAYOUT:
case LFUN_SELF_INSERT:
case LFUN_UNICODE_INSERT:
case LFUN_THESAURUS_ENTRY:
case LFUN_ESCAPE:
case LFUN_SERVER_GET_STATISTICS:
// these are handled in our dispatch()
enable = true;
break;
case LFUN_INSET_INSERT: {
string const type = cmd.getArg(0);
if (type == "toc") {
code = TOC_CODE;
// not allowed in description items
//FIXME: couldn't this be merged in Inset::insetAllowed()?
enable = !inDescriptionItem(cur);
} else {
enable = true;
}
break;
}
case LFUN_SEARCH_IGNORE: {
bool const value = cmd.getArg(1) == "true";
setIgnoreFormat(cmd.getArg(0), value);
break;
}
default:
return false;
}
if (code != NO_CODE
&& (cur.empty()
|| !cur.inset().insetAllowed(code)
|| (cur.paragraph().layout().pass_thru && !allow_in_passthru)))
enable = false;
status.setEnabled(enable);
return true;
}
void Text::pasteString(Cursor & cur, docstring const & clip,
bool asParagraphs)
{
if (!clip.empty()) {
cur.recordUndo();
if (asParagraphs)
insertStringAsParagraphs(cur, clip, cur.current_font);
else
insertStringAsLines(cur, clip, cur.current_font);
}
}
// FIXME: an item inset would make things much easier.
bool Text::inDescriptionItem(Cursor const & cur) const
{
Paragraph const & par = cur.paragraph();
pos_type const pos = cur.pos();
pos_type const body_pos = par.beginOfBody();
if (par.layout().latextype != LATEX_LIST_ENVIRONMENT
&& (par.layout().latextype != LATEX_ITEM_ENVIRONMENT
|| par.layout().margintype != MARGIN_FIRST_DYNAMIC))
return false;
return (pos < body_pos
|| (pos == body_pos
&& (pos == 0 || par.getChar(pos - 1) != ' ')));
}
std::vector<docstring> Text::getFreeFonts() const
{
vector<docstring> ffList;
for (auto const & f : freeFonts)
ffList.push_back(f.first);
return ffList;
}
} // namespace lyx
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