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ff4460603e
lyx_mirror/src/Text3.cpp
Abdelrazak Younes ff4460603e Make Buffer argument mandatory in most of the InsetMath based class... boring work... 
Math manual loads and save correctly it seems but expect some instability period.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@31898 a592a061-630c-0410-9148-cb99ea01b6c8
2009-11-08 11:45:46 +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 "ParagraphParameters.h"
#include "TextClass.h"
#include "TextMetrics.h"
#include "VSpace.h"
#include "frontends/Application.h"
#include "frontends/Clipboard.h"
#include "frontends/Selection.h"
#include "insets/InsetCollapsable.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/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/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(cur.buffer(), 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(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);
} else
cur.insert(formula);
} else
cur.insert(formula);
} else {
cur.insert(new MathMacroTemplate(cur.buffer(), 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 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 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->setButtonLabel();
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
cur.text()->insertStringAsLines(cur, ds, cur.current_font);
cur.leaveInset(*inset);
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;
}
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.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 = 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);
buf.undo().recordUndo(cur, ATOMIC_UNDO, pit, newpit - 1);
pit_type const len = distance(start, finish);
pars.splice(dest, start, finish);
cur.pit() = newpit - len;
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;
}
}
}
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;
}
}
}
break;
}
}
}
void Text::number(Cursor & cur)
{
FontInfo font = ignore_font;
font.setNumber(FONT_TOGGLE);
toggleAndShow(cur, this, Font(font, ignore_language));
}
bool Text::isRTL(Paragraph const & par) const
{
Buffer const & buffer = owner_->buffer();
return par.isRTL(buffer.params());
}
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.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();
pars_.swap(pit, 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();
pars_.swap(pit, 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.top().at_begin())
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.top().at_end())
needsUpdate |= cursorBottom(cur);
else
cur.undispatched();
cur.updateFlags(Update::FitCursor);
break;
case LFUN_INSET_SELECT_ALL:
if (cur.depth() == 1 || !cur.selection() || !cur.selBegin().at_begin()
|| !cur.selEnd().at_end()) {
needsUpdate |= cur.selHandle(false);
needsUpdate |= cursorTop(cur);
needsUpdate |= cur.selHandle(true);
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_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().trackChanges);
// Update the selection pos to make sure the selection does not
// change as the inserted tab will increase the logical pos.
if (cur.anchor_.pit() == pit)
cur.anchor_.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 cmd(LFUN_SELF_INSERT, from_ascii("\t"));
dispatch(cur, cmd);
}
break;
}
case LFUN_TAB_DELETE: {
bool const tc = bv->buffer().params().trackChanges;
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.getChar(0) == '\t') {
if (cur.pit() == pit)
cur.posBackward();
if (cur.anchor_.pit() == pit && cur.anchor_.pos() > 0 )
cur.anchor_.backwardPos();
par.eraseChar(0, tc);
} else
// If no tab was present, try to remove up to four spaces.
for (int n_spaces = 0;
par.getChar(0) == ' ' && n_spaces < 4; ++n_spaces) {
if (cur.pit() == pit)
cur.posBackward();
if (cur.anchor_.pit() == pit && cur.anchor_.pos() > 0 )
cur.anchor_.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;
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;
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: {
if (dissolveInset(cur))
needsUpdate = true;
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 (owner_->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();
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(&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);
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(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.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_AMS_MATRIX:
case LFUN_MATH_MATRIX:
case LFUN_MATH_DELIM:
case LFUN_MATH_BIGDELIM: {
cur.recordUndo();
cap::replaceSelection(cur);
cur.insert(new InsetMathHull(cur.buffer(), 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:
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);
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;
}
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 beginning 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:
// 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);
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_LINE_INSERT:
code = LINE_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_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_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_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())
enable = cur.paragraph().isChanged(cur.pos());
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.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_TAB_INSERT:
case LFUN_TAB_DELETE:
enable = cur.inset().getLayout().isPassThru();
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
code = NEWPAGE_CODE;
enable = !inDescriptionItem(cur);
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_LANGUAGE:
enable = !cur.inset().getLayout().isPassThru();
break;
case LFUN_BREAK_PARAGRAPH:
enable = cur.inset().getLayout().isMultiPar();
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_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_FONT_DEFAULT:
case LFUN_FONT_UNDERLINE:
case LFUN_FONT_STRIKEOUT:
case LFUN_FONT_UULINE:
case LFUN_FONT_UWAVE:
case LFUN_FONT_SIZE:
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_INSET_SELECT_ALL:
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)
|| cur.paragraph().layout().pass_thru))
enable = false;
switch (cmd.action) {
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_UMLAUT:
case LFUN_ACCENT_UNDERBAR:
case LFUN_ACCENT_UNDERDOT:
case LFUN_FONT_BOLD:
case LFUN_FONT_BOLDSYMBOL:
case LFUN_FONT_TYPEWRITER:
case LFUN_FONT_DEFAULT:
case LFUN_FONT_EMPH:
case LFUN_FONT_NOUN:
case LFUN_FONT_ROMAN:
case LFUN_FONT_SANS:
case LFUN_FONT_FRAK:
case LFUN_FONT_ITAL:
case LFUN_FONT_SIZE:
case LFUN_FONT_STATE:
case LFUN_FONT_UNDERLINE:
case LFUN_FONT_STRIKEOUT:
case LFUN_FONT_UULINE:
case LFUN_FONT_UWAVE:
case LFUN_TEXTSTYLE_APPLY:
case LFUN_TEXTSTYLE_UPDATE:
if (cur.inset().getLayout().isPassThru())
enable = false;
break;
default:
break;
}
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, cur.current_font);
else
insertStringAsLines(cur, clip, cur.current_font);
}
}
// 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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