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lyx_mirror/src/Text3.cpp
Vincent van Ravesteijn c4feab5f13 Cosmetics, squeeze some warnings, remove unused code. 
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@30310 a592a061-630c-0410-9148-cb99ea01b6c8
2009-06-30 00:10:55 +00:00

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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 "Bidi.h"
#include "BranchList.h"
#include "FloatList.h"
#include "FuncStatus.h"
#include "Buffer.h"
#include "buffer_funcs.h"
#include "BufferParams.h"
#include "BufferView.h"
#include "Changes.h"
#include "Cursor.h"
#include "CutAndPaste.h"
#include "DispatchResult.h"
#include "ErrorList.h"
#include "factory.h"
#include "FuncRequest.h"
#include "InsetList.h"
#include "Intl.h"
#include "Language.h"
#include "Layout.h"
#include "LyXAction.h"
#include "LyXFunc.h"
#include "Lexer.h"
#include "LyXRC.h"
#include "Paragraph.h"
#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "TextClass.h"
#include "TextMetrics.h"
#include "VSpace.h"
#include "frontends/Application.h"
#include "frontends/Clipboard.h"
#include "frontends/LyXView.h"
#include "frontends/Selection.h"
#include "frontends/WorkArea.h"
#include "insets/InsetCollapsable.h"
#include "insets/InsetCommand.h"
#include "insets/InsetExternal.h"
#include "insets/InsetFloatList.h"
#include "insets/InsetGraphics.h"
#include "insets/InsetGraphicsParams.h"
#include "insets/InsetNewline.h"
#include "insets/InsetQuotes.h"
#include "insets/InsetSpecialChar.h"
#include "insets/InsetText.h"
#include "support/convert.h"
#include "support/debug.h"
#include "support/gettext.h"
#include "support/lstrings.h"
#include "support/lyxtime.h"
#include "support/os.h"
#include "mathed/InsetMathHull.h"
#include "mathed/MathMacroTemplate.h"
#include <boost/next_prior.hpp>
#include <clocale>
#include <sstream>
using namespace std;
using namespace lyx::support;
namespace lyx {
using cap::copySelection;
using cap::cutSelection;
using cap::pasteFromStack;
using cap::pasteClipboardText;
using cap::pasteClipboardGraphics;
using cap::replaceSelection;
using cap::grabAndEraseSelection;
using cap::selClearOrDel;
// globals...
static Font freefont(ignore_font, ignore_language);
static bool toggleall = false;
static void toggleAndShow(Cursor & cur, Text * text,
Font const & font, bool toggleall = true)
{
text->toggleFree(cur, font, toggleall);
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, bool display)
{
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(hullSimple));
#ifdef ENABLE_ASSERTIONS
LASSERT(old_pos == cur.pos(), /**/);
#endif
cur.nextInset()->edit(cur, true);
// don't do that also for LFUN_MATH_MODE
// unless you want end up with always changing
// to mathrm when opening an inlined inset --
// I really hate "LyXfunc overloading"...
if (display)
cur.dispatch(FuncRequest(LFUN_MATH_DISPLAY));
// Avoid an unnecessary undo step if cmd.argument
// is empty
if (!cmd.argument().empty())
cur.dispatch(FuncRequest(LFUN_MATH_INSERT,
cmd.argument()));
} else {
// create a macro if we see "\\newcommand"
// somewhere, and an ordinary formula
// otherwise
if (sel.find(from_ascii("\\newcommand")) == string::npos
&& sel.find(from_ascii("\\newlyxcommand")) == string::npos
&& sel.find(from_ascii("\\def")) == string::npos)
{
InsetMathHull * formula = new InsetMathHull;
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);
} else
cur.insert(formula);
} else
cur.insert(formula);
} else {
cur.insert(new MathMacroTemplate(sel));
}
}
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)
{
BOOST_ASSERT(cmd.action == LFUN_REGEXP_MODE);
if (cur.inRegexped()) {
cur.message(_("Already in regexp mode"));
return;
}
cur.recordUndo();
docstring const save_selection = grabAndEraseSelection(cur);
selClearOrDel(cur);
// replaceSelection(cur);
cur.insert(new InsetMathHull(hullRegexp));
cur.nextInset()->edit(cur, true);
cur.niceInsert(save_selection);
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 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 (InsetCollapsable * ci = inset->asInsetCollapsable())
ci->setLayout(bparams);
cur.recordUndo();
if (cmd.action == LFUN_INDEX_INSERT) {
docstring ds = subst(text->getStringToIndex(cur), '\n', ' ');
text->insertInset(cur, inset);
if (edit)
inset->edit(cur, true);
// Now put this into inset
static_cast<InsetCollapsable *>(inset)->
text().insertStringAsParagraphs(cur, ds);
return true;
}
bool gotsel = false;
if (cur.selection()) {
cutSelection(cur, false, pastesel);
cur.clearSelection();
gotsel = true;
}
text->insertInset(cur, inset);
if (edit)
inset->edit(cur, true);
if (!gotsel || !pastesel)
return true;
pasteFromStack(cur, cur.buffer()->errorList("Paste"), 0);
cur.buffer()->errors("Paste");
cur.clearSelection(); // bug 393
cur.finishUndo();
InsetText * insetText = dynamic_cast<InsetText *>(inset);
if (insetText && (!insetText->allowMultiPar() || cur.lastpit() == 0)) {
// reset first par to default
cur.text()->paragraphs().begin()
->setPlainOrDefaultLayout(bparams.documentClass());
cur.pos() = 0;
cur.pit() = 0;
// Merge multiple paragraphs -- hack
while (cur.lastpit() > 0)
mergeParagraph(bparams, cur.text()->paragraphs(), 0);
cur.leaveInset(*inset);
} 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;
}
string const freefont2string()
{
return freefont.toString(toggleall);
}
static void dragMove(Cursor & cur, int moveid, int movetoid)
{
// Create pointers to buffers
Buffer & buf_move = *cur.buffer();
DocIterator dit_move = buf_move.getParFromID(moveid);
DocIterator dit_dest = buf_move.getParFromID(movetoid);
pit_type & pit_move = dit_move.pit();
pit_type & pit_dest = dit_dest.pit();
ParagraphList & pars = dit_move.text()->paragraphs();
// Create references to the paragraphs to be moved
ParagraphList::iterator const bgn = pars.begin();
ParagraphList::iterator dest_start = boost::next(bgn, pit_dest);
// The first paragraph of the area to be copied:
ParagraphList::iterator start = boost::next(bgn, pit_move);
// The final paragraph of area to be copied:
ParagraphList::iterator finish = start;
ParagraphList::iterator const end = pars.end();
// Move out (down) from this section header
if (finish != end)
++finish;
// Seek the one (on same level) below
int const thistoclevel = start->layout().toclevel;
for (; finish != end; ++finish) {
int const toclevel = finish->layout().toclevel;
if (toclevel != Layout::NOT_IN_TOC
&& toclevel <= thistoclevel)
break;
}
if (start == pars.begin() || start == dest_start)
// Nothing to move
return;
pars.insert(dest_start, start, finish);
pars.erase(start, finish);
// FIXME: This only really needs doing for the newly
// introduced paragraphs. Something like:
// pit_type const numpars = distance(start, finish);
// start = boost::next(bgn, pit);
// finish = boost::next(start, numpars);
// for (; start != finish; ++start)
// start->setBuffer(buf);
// But while this seems to work, it is kind of fragile.
buf_move.inset().setBuffer(buf_move);
}
/// 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 outline(OutlineOp mode, Cursor & cur)
{
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 = boost::next(bgn, pit);
// The final paragraph of area to be copied:
ParagraphList::iterator finish = start;
ParagraphList::iterator const end = pars.end();
DocumentClass const & tc = buf.params().documentClass();
int const thistoclevel = start->layout().toclevel;
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 = finish->layout().toclevel;
if (toclevel != Layout::NOT_IN_TOC && toclevel <= thistoclevel)
break;
}
// Do we need to set insets' buffer_ members, because we copied
// some stuff? We'll assume we do and reset it otherwise.
bool set_buffers = true;
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 = dest->layout().toclevel;
} 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 const newpit = distance(bgn, dest);
pit_type const len = distance(start, finish);
pit_type const deletepit = pit + len;
buf.undo().recordUndo(cur, ATOMIC_UNDO, newpit, deletepit - 1);
pars.insert(dest, start, finish);
start = boost::next(pars.begin(), deletepit);
pit = newpit;
pars.erase(start, finish);
break;
}
case OutlineDown: {
if (finish == end)
// Nothing to move.
return;
// Go one down from *this* header:
ParagraphList::iterator dest = boost::next(finish, 1);
// Go further down to find header to insert in front of:
for (; dest != end; ++dest) {
toclevel = dest->layout().toclevel;
if (toclevel != Layout::NOT_IN_TOC
&& toclevel <= thistoclevel)
break;
}
// One such was found:
pit_type newpit = distance(bgn, dest);
pit_type const len = distance(start, finish);
buf.undo().recordUndo(cur, ATOMIC_UNDO, pit, newpit - 1);
pars.insert(dest, start, finish);
start = boost::next(bgn, pit);
pit = newpit - len;
pars.erase(start, finish);
break;
}
case OutlineIn: {
pit_type const len = distance(start, finish);
buf.undo().recordUndo(cur, ATOMIC_UNDO, pit, pit + len - 1);
for (; start != finish; ++start) {
toclevel = start->layout().toclevel;
if (toclevel == Layout::NOT_IN_TOC)
continue;
DocumentClass::const_iterator lit = tc.begin();
DocumentClass::const_iterator len = tc.end();
for (; lit != len; ++lit) {
if (lit->toclevel == toclevel + 1 &&
start->layout().labeltype == lit->labeltype) {
start->setLayout(*lit);
break;
}
}
}
set_buffers = false;
break;
}
case OutlineOut: {
pit_type const len = distance(start, finish);
buf.undo().recordUndo(cur, ATOMIC_UNDO, pit, pit + len - 1);
for (; start != finish; ++start) {
toclevel = start->layout().toclevel;
if (toclevel == Layout::NOT_IN_TOC)
continue;
DocumentClass::const_iterator lit = tc.begin();
DocumentClass::const_iterator len = tc.end();
for (; lit != len; ++lit) {
if (lit->toclevel == toclevel - 1 &&
start->layout().labeltype == lit->labeltype) {
start->setLayout(*lit);
break;
}
}
}
set_buffers = false;
break;
}
}
if (set_buffers)
// FIXME This only really needs doing for the newly introduced
// paragraphs. Something like:
// pit_type const numpars = distance(start, finish);
// start = boost::next(bgn, pit);
// finish = boost::next(start, numpars);
// for (; start != finish; ++start)
// start->setBuffer(buf);
// But while this seems to work, it is kind of fragile.
buf.inset().setBuffer(buf);
}
void Text::number(Cursor & cur)
{
FontInfo font = ignore_font;
font.setNumber(FONT_TOGGLE);
toggleAndShow(cur, this, Font(font, ignore_language));
}
bool Text::isRTL(Buffer const & buffer, Paragraph const & par) const
{
return par.isRTL(buffer.params());
}
void Text::dispatch(Cursor & cur, FuncRequest & cmd)
{
LYXERR(Debug::ACTION, "Text::dispatch: cmd: " << cmd);
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.noUpdate();
LASSERT(cur.text() == this, /**/);
CursorSlice oldTopSlice = cur.top();
bool oldBoundary = cur.boundary();
bool sel = 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);
switch (cmd.action) {
case LFUN_PARAGRAPH_MOVE_DOWN: {
pit_type const pit = cur.pit();
recUndo(cur, pit, pit + 1);
cur.finishUndo();
swap(pars_[pit], pars_[pit + 1]);
cur.buffer()->updateLabels();
needsUpdate = true;
++cur.pit();
break;
}
case LFUN_PARAGRAPH_MOVE_UP: {
pit_type const pit = cur.pit();
recUndo(cur, pit - 1, pit);
cur.finishUndo();
swap(pars_[pit], pars_[pit - 1]);
cur.buffer()->updateLabels();
--cur.pit();
needsUpdate = true;
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()) {
recUndo(cur, tmp);
pars_[tmp].params().startOfAppendix(false);
break;
}
}
cur.recordUndo();
par.params().startOfAppendix(start);
// we can set the refreshing parameters now
cur.buffer()->updateLabels();
break;
}
case LFUN_WORD_DELETE_FORWARD:
if (cur.selection())
cutSelection(cur, true, false);
else
deleteWordForward(cur);
finishChange(cur, false);
break;
case LFUN_WORD_DELETE_BACKWARD:
if (cur.selection())
cutSelection(cur, true, false);
else
deleteWordBackward(cur);
finishChange(cur, false);
break;
case LFUN_LINE_DELETE:
if (cur.selection())
cutSelection(cur, true, false);
else
tm->deleteLineForward(cur);
finishChange(cur, false);
break;
case LFUN_BUFFER_BEGIN:
case LFUN_BUFFER_BEGIN_SELECT:
needsUpdate |= cur.selHandle(cmd.action == LFUN_BUFFER_BEGIN_SELECT);
if (cur.depth() == 1)
needsUpdate |= cursorTop(cur);
else
cur.undispatched();
cur.updateFlags(Update::FitCursor);
break;
case LFUN_BUFFER_END:
case LFUN_BUFFER_END_SELECT:
needsUpdate |= cur.selHandle(cmd.action == LFUN_BUFFER_END_SELECT);
if (cur.depth() == 1)
needsUpdate |= cursorBottom(cur);
else
cur.undispatched();
cur.updateFlags(Update::FitCursor);
break;
case LFUN_INSET_BEGIN:
case LFUN_INSET_BEGIN_SELECT:
needsUpdate |= cur.selHandle(cmd.action == LFUN_INSET_BEGIN_SELECT);
if (cur.depth() == 1 || cur.pos() > 0)
needsUpdate |= cursorTop(cur);
else
cur.undispatched();
cur.updateFlags(Update::FitCursor);
break;
case LFUN_INSET_END:
case LFUN_INSET_END_SELECT:
needsUpdate |= cur.selHandle(cmd.action == LFUN_INSET_END_SELECT);
if (cur.depth() == 1 || cur.pos() < cur.lastpos())
needsUpdate |= cursorBottom(cur);
else
cur.undispatched();
cur.updateFlags(Update::FitCursor);
break;
case LFUN_CHAR_FORWARD:
case LFUN_CHAR_FORWARD_SELECT:
//LYXERR0(" LFUN_CHAR_FORWARD[SEL]:\n" << cur);
needsUpdate |= cur.selHandle(cmd.action == LFUN_CHAR_FORWARD_SELECT);
needsUpdate |= cursorForward(cur);
if (!needsUpdate && 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;
cur.bv().checkDepm(dummy, cur);
}
}
break;
case LFUN_CHAR_BACKWARD:
case LFUN_CHAR_BACKWARD_SELECT:
//lyxerr << "handle LFUN_CHAR_BACKWARD[_SELECT]:\n" << cur << endl;
needsUpdate |= cur.selHandle(cmd.action == LFUN_CHAR_BACKWARD_SELECT);
needsUpdate |= cursorBackward(cur);
if (!needsUpdate && 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();
cur.bv().checkDepm(dummy, cur);
}
}
break;
case LFUN_CHAR_LEFT:
case LFUN_CHAR_LEFT_SELECT:
if (lyxrc.visual_cursor) {
needsUpdate |= cur.selHandle(cmd.action == LFUN_CHAR_LEFT_SELECT);
needsUpdate |= cursorVisLeft(cur);
if (!needsUpdate && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_LEFT);
}
} else {
if (reverseDirectionNeeded(cur)) {
cmd.action = cmd.action == LFUN_CHAR_LEFT_SELECT ?
LFUN_CHAR_FORWARD_SELECT : LFUN_CHAR_FORWARD;
} else {
cmd.action = 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);
needsUpdate |= cursorVisRight(cur);
if (!needsUpdate && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_RIGHT);
}
} else {
if (reverseDirectionNeeded(cur)) {
cmd.action = cmd.action == LFUN_CHAR_RIGHT_SELECT ?
LFUN_CHAR_BACKWARD_SELECT : LFUN_CHAR_BACKWARD;
} else {
cmd.action = 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.selHandle(select);
cur.upDownInText(up, needsUpdate);
needsUpdate |= cur.beforeDispatchCursor().inMathed();
} else {
// 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_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 = boost::next(bgn, pit);
// The final paragraph of area to be selected:
ParagraphList::iterator finish = start;
ParagraphList::iterator end = pars.end();
int const thistoclevel = start->layout().toclevel;
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 = finish->layout().toclevel;
if (toclevel != Layout::NOT_IN_TOC && toclevel <= thistoclevel)
break;
}
cur.pos() = cur.lastpos();
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);
needsUpdate |= cursorVisRightOneWord(cur);
if (!needsUpdate && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_RIGHT);
}
} else {
if (reverseDirectionNeeded(cur)) {
cmd.action = cmd.action == LFUN_WORD_RIGHT_SELECT ?
LFUN_WORD_BACKWARD_SELECT : LFUN_WORD_BACKWARD;
} else {
cmd.action = 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);
needsUpdate |= cursorForwardOneWord(cur);
break;
case LFUN_WORD_LEFT:
case LFUN_WORD_LEFT_SELECT:
if (lyxrc.visual_cursor) {
needsUpdate |= cur.selHandle(cmd.action == LFUN_WORD_LEFT_SELECT);
needsUpdate |= cursorVisLeftOneWord(cur);
if (!needsUpdate && oldTopSlice == cur.top()
&& cur.boundary() == oldBoundary) {
cur.undispatched();
cmd = FuncRequest(LFUN_FINISHED_LEFT);
}
} else {
if (reverseDirectionNeeded(cur)) {
cmd.action = cmd.action == LFUN_WORD_LEFT_SELECT ?
LFUN_WORD_FORWARD_SELECT : LFUN_WORD_FORWARD;
} else {
cmd.action = 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);
needsUpdate |= cursorBackwardOneWord(cur);
break;
case LFUN_WORD_SELECT: {
selectWord(cur, WHOLE_WORD);
finishChange(cur, true);
break;
}
case LFUN_NEWLINE_INSERT: {
InsetNewlineParams inp;
docstring arg = cmd.argument();
// this avoids a double undo
// FIXME: should not be needed, ideally
if (!cur.selection())
cur.recordUndo();
cap::replaceSelection(cur);
if (arg == "linebreak")
inp.kind = InsetNewlineParams::LINEBREAK;
else
inp.kind = InsetNewlineParams::NEWLINE;
cur.insert(new InsetNewline(inp));
cur.posForward();
moveCursor(cur, false);
break;
}
case LFUN_CHAR_DELETE_FORWARD:
if (!cur.selection()) {
if (cur.pos() == cur.paragraph().size())
// Par boundary, force full-screen update
singleParUpdate = false;
needsUpdate |= erase(cur);
cur.resetAnchor();
// It is possible to make it a lot faster still
// just comment out the line below...
} else {
cutSelection(cur, true, false);
singleParUpdate = false;
}
moveCursor(cur, false);
break;
case LFUN_CHAR_DELETE_BACKWARD:
if (!cur.selection()) {
if (bv->getIntl().getTransManager().backspace()) {
// Par boundary, full-screen update
if (cur.pos() == 0)
singleParUpdate = false;
needsUpdate |= backspace(cur);
cur.resetAnchor();
// It is possible to make it a lot faster still
// just comment out the line below...
}
} else {
cutSelection(cur, true, false);
singleParUpdate = false;
}
break;
case LFUN_BREAK_PARAGRAPH:
cap::replaceSelection(cur);
breakParagraph(cur, cmd.argument() == "inverse");
cur.resetAnchor();
break;
// TODO
// With the creation of LFUN_PARAGRAPH_PARAMS, this is now redundant,
// as its duties can be performed there. Should it be removed??
// FIXME For now, it can just dispatch LFUN_PARAGRAPH_PARAMS...
case LFUN_PARAGRAPH_SPACING: {
Paragraph & par = cur.paragraph();
Spacing::Space cur_spacing = par.params().spacing().getSpace();
string cur_value = "1.0";
if (cur_spacing == Spacing::Other)
cur_value = par.params().spacing().getValueAsString();
istringstream is(to_utf8(cmd.argument()));
string tmp;
is >> tmp;
Spacing::Space new_spacing = cur_spacing;
string new_value = cur_value;
if (tmp.empty()) {
lyxerr << "Missing argument to `paragraph-spacing'"
<< endl;
} else if (tmp == "single") {
new_spacing = Spacing::Single;
} else if (tmp == "onehalf") {
new_spacing = Spacing::Onehalf;
} else if (tmp == "double") {
new_spacing = Spacing::Double;
} else if (tmp == "other") {
new_spacing = Spacing::Other;
string tmpval = "0.0";
is >> tmpval;
lyxerr << "new_value = " << tmpval << endl;
if (tmpval != "0.0")
new_value = tmpval;
} else if (tmp == "default") {
new_spacing = Spacing::Default;
} else {
lyxerr << to_utf8(_("Unknown spacing argument: "))
<< to_utf8(cmd.argument()) << endl;
}
if (cur_spacing != new_spacing || cur_value != new_value)
par.params().spacing(Spacing(new_spacing, new_value));
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://bugzilla.lyx.org/show_bug.cgi?id=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().labeltype == LABEL_COUNTER) {
// 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_BREAK_PARAGRAPH);
dispatch(cur, fr);
}
*/
if (cur.selection())
cutSelection(cur, true, false);
cur.insert(inset);
cur.posForward();
// trigger InstantPreview now
if (inset->lyxCode() == EXTERNAL_CODE) {
InsetExternal & ins =
static_cast<InsetExternal &>(*inset);
ins.updatePreview();
}
}
break;
}
case LFUN_INSET_DISSOLVE: {
// first, try if there's an inset at cursor
// FIXME: this first part should be moved to
// a LFUN_NEXT_INSET_DISSOLVE, or be called via
// some generic "next-inset inset-dissolve"
Inset * inset = cur.nextInset();
if (inset && inset->isActive()) {
Cursor tmpcur = cur;
tmpcur.pushBackward(*inset);
inset->dispatch(tmpcur, cmd);
if (tmpcur.result().dispatched()) {
cur.dispatched();
break;
}
}
// if it did not work, try the underlying inset
if (dissolveInset(cur)) {
needsUpdate = true;
break;
}
// if it did not work, do nothing.
break;
}
case LFUN_SET_GRAPHICS_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);
}
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 == "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.empty())
lyxerr << "LyX function 'specialchar-insert' needs an argument." << endl;
else
lyxerr << "Wrong argument for LyX function 'specialchar-insert'." << endl;
break;
}
case LFUN_WORD_UPCASE:
changeCase(cur, text_uppercase);
break;
case LFUN_WORD_LOWCASE:
changeCase(cur, text_lowercase);
break;
case LFUN_WORD_CAPITALIZE:
changeCase(cur, text_capitalization);
break;
case LFUN_CHARS_TRANSPOSE:
charsTranspose(cur);
break;
case LFUN_PASTE: {
cur.message(_("Paste"));
LASSERT(cur.selBegin().idx() == cur.selEnd().idx(), /**/);
cap::replaceSelection(cur);
// without argument?
string const arg = to_utf8(cmd.argument());
if (arg.empty()) {
if (theClipboard().isInternal())
pasteFromStack(cur, bv->buffer().errorList("Paste"), 0);
else if (theClipboard().hasGraphicsContents()
&& !theClipboard().hasTextContents())
pasteClipboardGraphics(cur, bv->buffer().errorList("Paste"));
else
pasteClipboardText(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 {
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
LASSERT(false, /**/);
pasteClipboardGraphics(cur, bv->buffer().errorList("Paste"), type);
}
bv->buffer().errors("Paste");
cur.clearSelection(); // bug 393
cur.finishUndo();
break;
}
case LFUN_CUT:
cutSelection(cur, true, 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: {
docstring layout = cmd.argument();
LYXERR(Debug::INFO, "LFUN_LAYOUT: (arg) " << to_utf8(layout));
Paragraph const & para = cur.paragraph();
docstring const old_layout = para.layout().name();
DocumentClass const & tclass = bv->buffer().params().documentClass();
if (layout.empty())
layout = tclass.defaultLayoutName();
if (para.forcePlainLayout())
// in this case only the empty layout is allowed
layout = tclass.plainLayoutName();
else if (para.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();
}
bool hasLayout = tclass.hasLayout(layout);
// If the entry is obsolete, use the new one instead.
if (hasLayout) {
docstring const & obs = tclass[layout].obsoleted_by();
if (!obs.empty())
layout = obs;
}
if (!hasLayout) {
cur.errorMessage(from_utf8(N_("Layout ")) + cmd.argument() +
from_utf8(N_(" not known")));
break;
}
bool change_layout = (old_layout != layout);
if (!change_layout && cur.selection() &&
cur.selBegin().pit() != cur.selEnd().pit())
{
pit_type spit = cur.selBegin().pit();
pit_type epit = cur.selEnd().pit() + 1;
while (spit != epit) {
if (pars_[spit].layout().name() != old_layout) {
change_layout = true;
break;
}
++spit;
}
}
if (change_layout)
setLayout(cur, layout);
break;
}
case LFUN_CLIPBOARD_PASTE:
cur.clearSelection();
pasteClipboardText(cur, bv->buffer().errorList("Paste"),
cmd.argument() == "paragraph");
bv->buffer().errors("Paste");
break;
case LFUN_PRIMARY_SELECTION_PASTE:
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::copySelectionToStack();
cap::pasteSelection(bv->cursor(), bv->buffer().errorList("Paste"));
bv->buffer().errors("Paste");
break;
case LFUN_UNICODE_INSERT: {
if (cmd.argument().empty())
break;
docstring hexstring = cmd.argument();
if (isHex(hexstring)) {
char_type c = hexToInt(hexstring);
if (c >= 32 && c < 0x10ffff) {
lyxerr << "Inserting c: " << c << endl;
docstring s = docstring(1, c);
lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, s));
}
}
break;
}
case LFUN_QUOTE_INSERT: {
Paragraph & par = cur.paragraph();
pos_type pos = cur.pos();
BufferParams const & bufparams = bv->buffer().params();
Layout const & style = par.layout();
InsetLayout const & ilayout = cur.inset().getLayout(bufparams);
if (!style.pass_thru && !ilayout.isPassThru()
&& par.getFontSettings(bufparams, pos).language()->lang() != "hebrew") {
// this avoids a double undo
// FIXME: should not be needed, ideally
if (!cur.selection())
cur.recordUndo();
cap::replaceSelection(cur);
pos = cur.pos();
char_type c;
if (pos == 0)
c = ' ';
else if (cur.prevInset() && cur.prevInset()->isSpace())
c = ' ';
else
c = par.getChar(pos - 1);
string arg = to_utf8(cmd.argument());
cur.insert(new InsetQuotes(bv->buffer(), c, (arg == "single")
? InsetQuotes::SingleQuotes : InsetQuotes::DoubleQuotes));
cur.posForward();
}
else
lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, "\""));
break;
}
case LFUN_DATE_INSERT: {
string const format = cmd.argument().empty()
? lyxrc.date_insert_format : to_utf8(cmd.argument());
string const time = formatted_time(current_time(), format);
lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, time));
break;
}
case LFUN_MOUSE_TRIPLE:
if (cmd.button() == mouse_button::button1) {
tm->cursorHome(cur);
cur.resetAnchor();
tm->cursorEnd(cur);
cur.setSelection();
bv->cursor() = cur;
}
break;
case LFUN_MOUSE_DOUBLE:
if (cmd.button() == mouse_button::button1) {
selectWord(cur, WHOLE_WORD_STRICT);
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.
cur.bv().cursor().setMark(false);
switch (cmd.button()) {
case mouse_button::button1:
// Set the cursor
if (!bv->mouseSetCursor(cur, cmd.argument() == "region-select"))
cur.updateFlags(Update::SinglePar | Update::FitCursor);
break;
case mouse_button::button2:
// Middle mouse pasting.
bv->mouseSetCursor(cur);
lyx::dispatch(
FuncRequest(LFUN_COMMAND_ALTERNATIVES,
"selection-paste ; primary-selection-paste paragraph"));
cur.noUpdate();
break;
case mouse_button::button3: {
Cursor const & bvcur = cur.bv().cursor();
// 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.noUpdate();
return;
}
if (!bv->mouseSetCursor(cur, false))
cur.updateFlags(Update::SinglePar | 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.noUpdate();
return;
}
// ignore motions deeper nested than the real anchor
Cursor & bvcur = cur.bv().cursor();
if (!bvcur.anchor_.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);
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.setSelection(true);
if (cur.top() == old) {
// We didn't move one iota, so no need to update the screen.
cur.updateFlags(Update::SinglePar | Update::FitCursor);
//cur.noUpdate();
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.updateFlags(Update::SinglePar | Update::FitCursor);
} else
cur.noUpdate();
// 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.noUpdate();
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.noUpdate();
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, false);
cur.clearSelection();
docstring::const_iterator cit = cmd.argument().begin();
docstring::const_iterator const end = cmd.argument().end();
for (; cit != end; ++cit)
bv->translateAndInsert(*cit, this, cur);
cur.resetAnchor();
moveCursor(cur, false);
bv->bookmarkEditPosition();
break;
}
case LFUN_HYPERLINK_INSERT: {
InsetCommandParams p(HYPERLINK_CODE);
docstring content;
if (cur.selection()) {
content = cur.selectionAsString(false);
cutSelection(cur, true, false);
}
p["target"] = (cmd.argument().empty()) ?
content : cmd.argument();
string const data = InsetCommand::params2string("href", p);
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("label", p);
if (cmd.argument().empty()) {
bv->showDialog("label", data);
} else {
FuncRequest fr(LFUN_INSET_INSERT, data);
dispatch(cur, fr);
}
break;
}
case LFUN_INFO_INSERT: {
Inset * inset;
if (cmd.argument().empty() && cur.selection()) {
// if command argument is empty use current selection as parameter.
docstring ds = cur.selectionAsString(false);
cutSelection(cur, true, false);
FuncRequest cmd0(cmd, ds);
inset = createInset(cur.bv().buffer(), cmd0);
} else {
inset = createInset(cur.bv().buffer(), cmd);
}
if (!inset)
break;
cur.recordUndo();
insertInset(cur, inset);
cur.posForward();
break;
}
case LFUN_CAPTION_INSERT:
case LFUN_FOOTNOTE_INSERT:
case LFUN_NOTE_INSERT:
case LFUN_FLEX_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_OPTIONAL_INSERT:
case LFUN_INDEX_INSERT:
// 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.
bv->buffer().updateLabels();
break;
case LFUN_TABULAR_INSERT:
// if there were no arguments, just open the dialog
if (doInsertInset(cur, this, cmd, false, true))
cur.posForward();
else
bv->showDialog("tabularcreate");
break;
case LFUN_FLOAT_INSERT:
case LFUN_FLOAT_WIDE_INSERT:
case LFUN_WRAP_INSERT: {
// will some text be moved into the inset?
bool content = cur.selection();
doInsertInset(cur, this, cmd, true, true);
cur.posForward();
// If some text is moved into the inset, doInsertInset
// puts the cursor outside the inset. To insert the
// caption we put it back into the inset.
if (content)
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(&pars[0].inInset());
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(&pars[0].inInset());
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);
bv->buffer().updateLabels();
cur.updateFlags(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()->getStringToIndex(bv->cursor());
else
p["symbol"] = cmd.argument();
string const data = InsetCommand::params2string("nomenclature", 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("index_print", p);
FuncRequest fr(LFUN_INSET_INSERT, data);
dispatch(cur, fr);
break;
}
case LFUN_NOMENCL_PRINT:
case LFUN_TOC_INSERT:
case LFUN_LINE_INSERT:
case LFUN_NEWPAGE_INSERT:
// do nothing fancy
doInsertInset(cur, this, cmd, false, false);
cur.posForward();
break;
case LFUN_DEPTH_DECREMENT:
changeDepth(cur, DEC_DEPTH);
break;
case LFUN_DEPTH_INCREMENT:
changeDepth(cur, INC_DEPTH);
break;
case LFUN_MATH_DISPLAY:
mathDispatch(cur, cmd, true);
break;
case LFUN_REGEXP_MODE:
regexpDispatch(cur, cmd);
break;
case LFUN_MATH_MODE:
if (cmd.argument() == "on")
// don't pass "on" as argument
mathDispatch(cur, FuncRequest(LFUN_MATH_MODE), false);
else
mathDispatch(cur, cmd, false);
break;
case LFUN_MATH_MACRO:
if (cmd.argument().empty())
cur.errorMessage(from_utf8(N_("Missing argument")));
else {
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;
MathMacroTemplate * inset = new MathMacroTemplate(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.setSelection(true);
cur.top().pos() = 0;
}
break;
// passthrough hat and underscore outside mathed:
case LFUN_MATH_SUBSCRIPT:
mathDispatch(cur, FuncRequest(LFUN_SELF_INSERT, "_"), false);
break;
case LFUN_MATH_SUPERSCRIPT:
mathDispatch(cur, FuncRequest(LFUN_SELF_INSERT, "^"), false);
break;
case LFUN_MATH_INSERT:
case LFUN_MATH_MATRIX:
case LFUN_MATH_DELIM:
case LFUN_MATH_BIGDELIM: {
cur.recordUndo();
cap::replaceSelection(cur);
cur.insert(new InsetMathHull(hullSimple));
checkAndActivateInset(cur, true);
LASSERT(cur.inMathed(), /**/);
cur.dispatch(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_UULINE: {
Font font(ignore_font, ignore_language);
font.fontInfo().setUuline(FONT_TOGGLE);
toggleAndShow(cur, this, font);
break;
}
case LFUN_FONT_UWAVE: {
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: {
Language const * lang = languages.getLanguage(to_utf8(cmd.argument()));
if (!lang)
break;
Font font(ignore_font, lang);
toggleAndShow(cur, this, font);
break;
}
case LFUN_TEXTSTYLE_APPLY:
toggleAndShow(cur, this, freefont, toggleall);
cur.message(_("Character set"));
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;
bool toggle;
if (font.fromString(to_utf8(cmd.argument()), toggle)) {
freefont = font;
toggleall = toggle;
toggleAndShow(cur, this, freefont, toggleall);
cur.message(_("Character set"));
} else {
lyxerr << "Argument not ok";
}
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);
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_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:
theLyXFunc().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);
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, true, 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(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: {
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(cur.getFont().language()->lang());
}
}
bv->showDialog("thesaurus", to_utf8(arg));
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.setSelection(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:
outline(OutlineUp, cur);
setCursor(cur, cur.pit(), 0);
cur.buffer()->updateLabels();
needsUpdate = true;
break;
case LFUN_OUTLINE_DOWN:
outline(OutlineDown, cur);
setCursor(cur, cur.pit(), 0);
cur.buffer()->updateLabels();
needsUpdate = true;
break;
case LFUN_OUTLINE_IN:
outline(OutlineIn, cur);
cur.buffer()->updateLabels();
needsUpdate = true;
break;
case LFUN_OUTLINE_OUT:
outline(OutlineOut, cur);
cur.buffer()->updateLabels();
needsUpdate = true;
break;
case LFUN_OUTLINE_DRAGMOVE: {
int const move_id = convert<int>(cmd.getArg(0));
int const move_to_id = convert<int>(cmd.getArg(1));
dragMove(cur, move_id, move_to_id);
setCursor(cur, cur.pit(), 0);
cur.buffer()->updateLabels();
needsUpdate = true;
break;
}
default:
LYXERR(Debug::ACTION, "Command " << cmd << " not DISPATCHED by Text");
cur.undispatched();
break;
}
if (lyxrc.spellcheck_continuously && cur.inTexted())
// Take this opportunity to spellcheck current word.
cur.paragraph().isMisspelled(cur.pos());
needsUpdate |= (cur.pos() != cur.lastpos()) && cur.selection();
// 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().update() & 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.updateFlags(Update::SinglePar | Update::FitCursor);
return;
}
if (!needsUpdate
&& &oldTopSlice.inset() == &cur.inset()
&& oldTopSlice.idx() == cur.idx()
&& !sel // sel is a backup of cur.selection() at the biginning of the function.
&& !cur.selection())
// FIXME: it would be better if we could just do this
//
//if (cur.result().update() != Update::FitCursor)
// cur.noUpdate();
//
// 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.updateFlags(Update::FitCursor);
else
cur.updateFlags(Update::Force | Update::FitCursor);
}
bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
FuncStatus & flag) const
{
LASSERT(cur.text() == this, /**/);
FontInfo const & fontinfo = cur.real_current_font.fontInfo();
bool enable = true;
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:
flag.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() == "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() == "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;
else if (cmd.argument() == "listings")
code = LISTINGS_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_MARGINALNOTE_INSERT:
code = MARGIN_CODE;
break;
case LFUN_FLOAT_INSERT:
case LFUN_FLOAT_WIDE_INSERT:
code = FLOAT_CODE;
// not allowed in description items
enable = !inDescriptionItem(cur);
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);
break;
case LFUN_CAPTION_INSERT:
code = CAPTION_CODE;
// not allowed in description items
enable = !inDescriptionItem(cur);
break;
case LFUN_NOTE_INSERT:
code = NOTE_CODE;
// in commands (sections etc.) and description items,
// only Notes are allowed
enable = (cmd.argument().empty() || cmd.getArg(0) == "Note" ||
(!cur.paragraph().layout().isCommand()
&& !inDescriptionItem(cur)));
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() != InsetLayout::CHARSTYLE &&
il.lyxtype() != InsetLayout::CUSTOM &&
il.lyxtype() != InsetLayout::ELEMENT &&
il.lyxtype ()!= InsetLayout::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_PHANTOM_INSERT:
code = PHANTOM_CODE;
break;
case LFUN_LABEL_INSERT:
code = LABEL_CODE;
break;
case LFUN_INFO_INSERT:
code = INFO_CODE;
break;
case LFUN_OPTIONAL_INSERT:
code = OPTARG_CODE;
enable = cur.paragraph().insetList().count(OPTARG_CODE)
< cur.paragraph().layout().optionalargs;
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_TOC_INSERT:
code = TOC_CODE;
// not allowed in description items
enable = !inDescriptionItem(cur);
break;
case LFUN_HYPERLINK_INSERT:
if (cur.selIsMultiCell() || cur.selIsMultiLine()) {
enable = false;
break;
}
code = HYPERLINK_CODE;
break;
case LFUN_QUOTE_INSERT:
// always allow this, since we will inset a raw quote
// if an inset is not allowed.
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_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:
flag.setOnOff(fontinfo.emph() == FONT_ON);
break;
case LFUN_FONT_ITAL:
flag.setOnOff(fontinfo.shape() == ITALIC_SHAPE);
break;
case LFUN_FONT_NOUN:
flag.setOnOff(fontinfo.noun() == FONT_ON);
break;
case LFUN_FONT_BOLD:
case LFUN_FONT_BOLDSYMBOL:
flag.setOnOff(fontinfo.series() == BOLD_SERIES);
break;
case LFUN_FONT_SANS:
flag.setOnOff(fontinfo.family() == SANS_FAMILY);
break;
case LFUN_FONT_ROMAN:
flag.setOnOff(fontinfo.family() == ROMAN_FAMILY);
break;
case LFUN_FONT_TYPEWRITER:
flag.setOnOff(fontinfo.family() == TYPEWRITER_FAMILY);
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 graphics type?
Clipboard::GraphicsType type = Clipboard::AnyGraphicsType;
if ((arg == "pdf" && (type = Clipboard::PdfGraphicsType))
|| (arg == "png" && (type = Clipboard::PngGraphicsType))
|| (arg == "jpeg" && (type = Clipboard::JpegGraphicsType))
|| (arg == "linkback" && (type = Clipboard::LinkBackGraphicsType))
|| (arg == "emf" && (type = Clipboard::EmfGraphicsType))
|| (arg == "wmf" && (type = Clipboard::WmfGraphicsType))) {
enable = theClipboard().hasGraphicsContents(type);
break;
}
// unknown argument
enable = false;
break;
}
case LFUN_CLIPBOARD_PASTE:
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_INSET_DISSOLVE:
if (!cmd.argument().empty()) {
InsetLayout const & il = cur.inset().getLayout(cur.buffer()->params());
InsetLayout::InsetLyXType const type =
translateLyXType(to_utf8(cmd.argument()));
enable = cur.inset().lyxCode() == FLEX_CODE
&& il.lyxtype() == type;
} else {
enable = ((!isMainText(cur.bv().buffer())
&& cur.inset().nargs() == 1)
|| (cur.nextInset()
&& cur.nextInset()->nargs() == 1));
}
break;
case LFUN_CHANGE_ACCEPT:
case LFUN_CHANGE_REJECT:
// In principle, these LFUNs should only be enabled if there
// is a change at the current position/in the current selection.
// However, without proper optimizations, this will inevitably
// result in unacceptable performance - just imagine a user who
// wants to select the complete content of a long document.
if (!cur.selection()) {
Change const & change = cur.paragraph().lookupChange(cur.pos());
enable = change.changed();
} else
// TODO: context-sensitive enabling of LFUN_CHANGE_ACCEPT/REJECT
// for selections.
enable = true;
break;
case LFUN_OUTLINE_UP:
case LFUN_OUTLINE_DOWN:
case LFUN_OUTLINE_IN:
case LFUN_OUTLINE_OUT:
case LFUN_OUTLINE_DRAGMOVE:
// FIXME: LyX is not ready for outlining within inset.
enable = isMainText(cur.bv().buffer())
&& cur.paragraph().layout().toclevel != Layout::NOT_IN_TOC;
break;
case LFUN_NEWLINE_INSERT:
// LaTeX restrictions (labels or empty par)
enable = (cur.pos() > cur.paragraph().beginOfBody());
break;
case LFUN_SET_GRAPHICS_GROUP: {
InsetGraphics * ins = graphics::getCurrentGraphicsInset(cur);
if (!ins)
enable = false;
else
flag.setOnOff(to_utf8(cmd.argument()) == ins->getParams().groupId);
break;
}
case LFUN_NEWPAGE_INSERT:
// not allowed in description items
enable = !inDescriptionItem(cur);
break;
case LFUN_MATH_INSERT:
case LFUN_MATH_MATRIX:
case LFUN_MATH_DELIM:
case LFUN_MATH_BIGDELIM:
// not allowed in ERT, for example.
enable = cur.inset().insetAllowed(MATH_CODE);
break;
case LFUN_DATE_INSERT: {
string const format = cmd.argument().empty()
? lyxrc.date_insert_format : to_utf8(cmd.argument());
enable = support::os::is_valid_strftime(format);
break;
}
case LFUN_WORD_DELETE_FORWARD:
case LFUN_WORD_DELETE_BACKWARD:
case LFUN_LINE_DELETE:
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_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_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_BREAK_PARAGRAPH:
case LFUN_PARAGRAPH_SPACING:
case LFUN_INSET_INSERT:
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_LAYOUT:
case LFUN_SELF_INSERT:
case LFUN_LINE_INSERT:
case LFUN_MATH_DISPLAY:
case LFUN_MATH_MODE:
case LFUN_MATH_MACRO:
case LFUN_MATH_SUBSCRIPT:
case LFUN_MATH_SUPERSCRIPT:
case LFUN_FONT_DEFAULT:
case LFUN_FONT_UNDERLINE:
case LFUN_FONT_STRIKEOUT:
case LFUN_FONT_UULINE:
case LFUN_FONT_UWAVE:
case LFUN_FONT_SIZE:
case LFUN_LANGUAGE:
case LFUN_TEXTSTYLE_APPLY:
case LFUN_TEXTSTYLE_UPDATE:
case LFUN_LAYOUT_PARAGRAPH:
case LFUN_PARAGRAPH_UPDATE:
case LFUN_ACCENT_UMLAUT:
case LFUN_ACCENT_CIRCUMFLEX:
case LFUN_ACCENT_GRAVE:
case LFUN_ACCENT_ACUTE:
case LFUN_ACCENT_TILDE:
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:
case LFUN_THESAURUS_ENTRY:
case LFUN_PARAGRAPH_PARAMS_APPLY:
case LFUN_PARAGRAPH_PARAMS:
case LFUN_ESCAPE:
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_UNICODE_INSERT:
// these are handled in our dispatch()
enable = true;
break;
default:
return false;
}
if (code != NO_CODE
&& (cur.empty() || !cur.inset().insetAllowed(code)))
enable = false;
flag.setEnabled(enable);
return true;
}
void Text::pasteString(Cursor & cur, docstring const & clip,
bool asParagraphs)
{
cur.clearSelection();
if (!clip.empty()) {
cur.recordUndo();
if (asParagraphs)
insertStringAsParagraphs(cur, clip);
else
insertStringAsLines(cur, clip);
}
}
// FIXME: an item inset would make things much easier.
bool Text::inDescriptionItem(Cursor & cur) const
{
Paragraph & 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) != ' ')));
}
} // namespace lyx
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