lyx_mirror/src/insets/insettext.C

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/**
* \file insettext.C
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author J<EFBFBD>rgen Vigna
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "insettext.h"
#include "insetnewline.h"
#include "buffer.h"
#include "bufferparams.h"
#include "BufferView.h"
#include "CutAndPaste.h"
#include "debug.h"
#include "errorlist.h"
#include "funcrequest.h"
#include "gettext.h"
#include "intl.h"
#include "LColor.h"
#include "lyxfind.h"
#include "lyxlex.h"
#include "lyxrc.h"
#include "metricsinfo.h"
#include "paragraph.h"
#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "rowpainter.h"
#include "sgml.h"
#include "texrow.h"
#include "undo_funcs.h"
#include "WordLangTuple.h"
#include "frontends/Alert.h"
#include "frontends/font_metrics.h"
#include "frontends/LyXView.h"
#include "frontends/Painter.h"
#include "support/lyxalgo.h" // lyx::count
#include <boost/bind.hpp>
using bv_funcs::replaceSelection;
using lyx::pos_type;
using lyx::graphics::PreviewLoader;
using lyx::support::isStrUnsignedInt;
using lyx::support::strToUnsignedInt;
using std::endl;
using std::for_each;
using std::max;
using std::string;
using std::auto_ptr;
using std::ostream;
using std::vector;
InsetText::InsetText(BufferParams const & bp)
: UpdatableInset(),
paragraphs(1),
autoBreakRows_(false),
drawFrame_(NEVER),
frame_color_(LColor::insetframe),
text_(0, this, true, paragraphs)
{
textwidth_ = 0; // broken
paragraphs.begin()->layout(bp.getLyXTextClass().defaultLayout());
if (bp.tracking_changes)
paragraphs.begin()->trackChanges();
init();
}
InsetText::InsetText(InsetText const & in)
: UpdatableInset(in),
text_(in.text_.bv_owner, this, true, paragraphs)
{
// this is ugly...
operator=(in);
}
void InsetText::operator=(InsetText const & in)
{
UpdatableInset::operator=(in);
paragraphs = in.paragraphs;
autoBreakRows_ = in.autoBreakRows_;
drawFrame_ = in.drawFrame_;
frame_color_ = in.frame_color_;
textwidth_ = in.textwidth_;
text_ = LyXText(in.text_.bv_owner, this, true, paragraphs);
init();
}
void InsetText::init()
{
ParagraphList::iterator pit = paragraphs.begin();
ParagraphList::iterator end = paragraphs.end();
for (; pit != end; ++pit)
pit->setInsetOwner(this);
text_.paragraphs_ = &paragraphs;
top_y = 0;
locked = false;
inset_par = -1;
inset_pos = 0;
inset_x = 0;
inset_y = 0;
no_selection = true;
the_locking_inset = 0;
old_par = -1;
in_insetAllowed = false;
mouse_x = 0;
mouse_y = 0;
}
void InsetText::clear(bool just_mark_erased)
{
if (just_mark_erased) {
ParagraphList::iterator it = paragraphs.begin();
ParagraphList::iterator end = paragraphs.end();
for (; it != end; ++it)
it->markErased();
return;
}
// This is a gross hack...
LyXLayout_ptr old_layout = paragraphs.begin()->layout();
paragraphs.clear();
paragraphs.push_back(Paragraph());
paragraphs.begin()->setInsetOwner(this);
paragraphs.begin()->layout(old_layout);
}
auto_ptr<InsetBase> InsetText::clone() const
{
return auto_ptr<InsetBase>(new InsetText(*this));
}
void InsetText::write(Buffer const & buf, ostream & os) const
{
os << "Text\n";
writeParagraphData(buf, os);
}
void InsetText::writeParagraphData(Buffer const & buf, ostream & os) const
{
ParagraphList::const_iterator it = paragraphs.begin();
ParagraphList::const_iterator end = paragraphs.end();
Paragraph::depth_type dth = 0;
for (; it != end; ++it) {
it->write(buf, os, buf.params(), dth);
}
}
void InsetText::read(Buffer const & buf, LyXLex & lex)
{
string token;
Paragraph::depth_type depth = 0;
clear(false);
#warning John, look here. Doesnt make much sense.
if (buf.params().tracking_changes)
paragraphs.begin()->trackChanges();
// delete the initial paragraph
Paragraph oldpar = *paragraphs.begin();
paragraphs.clear();
ParagraphList::iterator pit = paragraphs.begin();
while (lex.isOK()) {
lex.nextToken();
token = lex.getString();
if (token.empty())
continue;
if (token == "\\end_inset") {
break;
}
if (token == "\\end_document") {
lex.printError("\\end_document read in inset! Error in document!");
return;
}
// FIXME: ugly.
const_cast<Buffer&>(buf).readParagraph(lex, token, paragraphs, pit, depth);
}
pit = paragraphs.begin();
ParagraphList::iterator const end = paragraphs.end();
for (; pit != end; ++pit)
pit->setInsetOwner(this);
if (token != "\\end_inset") {
lex.printError("Missing \\end_inset at this point. "
"Read: `$$Token'");
}
// sanity check
// ensure we have at least one par.
if (paragraphs.empty())
paragraphs.push_back(oldpar);
}
void InsetText::metrics(MetricsInfo & mi, Dimension & dim) const
{
//lyxerr << "InsetText::metrics: width: " << mi.base.textwidth << endl;
textwidth_ = mi.base.textwidth;
BufferView * bv = mi.base.bv;
setViewCache(bv);
text_.metrics(mi, dim);
dim.asc += TEXT_TO_INSET_OFFSET;
dim.des += TEXT_TO_INSET_OFFSET;
dim.wid += 2 * TEXT_TO_INSET_OFFSET;
dim.wid = max(dim.wid, 10);
dim_ = dim;
}
int InsetText::textWidth() const
{
return textwidth_;
}
void InsetText::draw(PainterInfo & pi, int x, int y) const
{
// update our idea of where we are. Clearly, we should
// not have to know this information.
top_x = x;
int const start_x = x;
BufferView * bv = pi.base.bv;
Painter & pain = pi.pain;
// repaint the background if needed
if (backgroundColor() != LColor::background)
clearInset(bv, start_x + TEXT_TO_INSET_OFFSET, y);
// no draw is necessary !!!
if (drawFrame_ == LOCKED && !locked && paragraphs.begin()->empty()) {
top_baseline = y;
return;
}
bv->hideCursor();
if (!owner())
x += scroll();
top_baseline = y;
top_y = y - dim_.asc;
if (the_locking_inset
&& text_.cursor.par() == inset_par && cpos() == inset_pos) {
inset_x = cx() - x;
inset_y = cy();
}
x += TEXT_TO_INSET_OFFSET;
paintTextInset(*bv, text_, x, y);
if (drawFrame_ == ALWAYS || (drawFrame_ == LOCKED && locked))
drawFrame(pain, start_x);
}
void InsetText::drawFrame(Painter & pain, int x) const
{
int const ttoD2 = TEXT_TO_INSET_OFFSET / 2;
int const frame_x = x + ttoD2;
int const frame_y = top_baseline - dim_.asc + ttoD2;
int const frame_w = dim_.wid - TEXT_TO_INSET_OFFSET;
int const frame_h = dim_.asc + dim_.des - TEXT_TO_INSET_OFFSET;
pain.rectangle(frame_x, frame_y, frame_w, frame_h, frameColor());
}
void InsetText::updateLocal(BufferView * bv, bool /*mark_dirty*/)
{
if (!bv)
return;
if (!autoBreakRows_ && paragraphs.size() > 1)
collapseParagraphs(bv);
if (!text_.selection.set())
text_.selection.cursor = text_.cursor;
bv->fitCursor();
bv->updateInset(this);
bv->owner()->view_state_changed();
bv->owner()->updateMenubar();
bv->owner()->updateToolbar();
if (old_par != text_.cursor.par()) {
bv->owner()->setLayout(cpar()->layout()->name());
old_par = text_.cursor.par();
}
}
string const InsetText::editMessage() const
{
return _("Opened Text Inset");
}
void InsetText::insetUnlock(BufferView * bv)
{
if (the_locking_inset) {
the_locking_inset->insetUnlock(bv);
the_locking_inset = 0;
updateLocal(bv, false);
}
no_selection = true;
locked = false;
if (text_.selection.set())
text_.clearSelection();
else if (owner())
bv->owner()->setLayout(owner()->getLyXText(bv)
->cursorPar()->layout()->name());
else
bv->owner()->setLayout(bv->text->cursorPar()->layout()->name());
// hack for deleteEmptyParMech
if (!paragraphs.begin()->empty())
text_.setCursor(0, 0);
else if (paragraphs.size() > 1)
text_.setCursor(1, 0);
}
void InsetText::lockInset(BufferView * bv)
{
locked = true;
the_locking_inset = 0;
inset_pos = inset_x = inset_y = 0;
inset_boundary = false;
inset_par = -1;
old_par = -1;
text_.setCursorIntern(0, 0);
text_.clearSelection();
finishUndo();
// If the inset is empty set the language of the current font to the
// language to the surronding text (if different).
if (paragraphs.begin()->empty() && paragraphs.size() == 1 &&
bv->getParentLanguage(this) != text_.current_font.language()) {
LyXFont font(LyXFont::ALL_IGNORE);
font.setLanguage(bv->getParentLanguage(this));
setFont(bv, font, false);
}
}
void InsetText::lockInset(BufferView * /*bv*/, UpdatableInset * inset)
{
the_locking_inset = inset;
inset_x = cx() - top_x;
inset_y = cy();
inset_pos = cpos();
inset_par = text_.cursor.par();
inset_boundary = cboundary();
}
bool InsetText::lockInsetInInset(BufferView * bv, UpdatableInset * inset)
{
lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset("
<< inset << "): " << endl;
if (!inset)
return false;
if (!the_locking_inset) {
ParagraphList::iterator pit = paragraphs.begin();
ParagraphList::iterator pend = paragraphs.end();
for (; pit != pend; ++pit) {
InsetList::iterator it = pit->insetlist.begin();
InsetList::iterator const end = pit->insetlist.end();
for (; it != end; ++it) {
if (it->inset == inset) {
lyxerr << "InsetText::lockInsetInInset: 1 a" << endl;
text_.setCursorIntern(
std::distance(paragraphs.begin(), pit), it->pos);
lyxerr << "InsetText::lockInsetInInset: 1 b" << endl;
lyxerr << "bv: " << bv << " inset: " << inset << endl;
lockInset(bv, inset);
lyxerr << "InsetText::lockInsetInInset: 1 c" << endl;
return true;
}
}
}
lyxerr << "InsetText::lockInsetInInset: 3" << endl;
return false;
}
if (inset == cpar()->getInset(cpos())) {
lyxerr[Debug::INSETS] << "OK" << endl;
lockInset(bv, inset);
return true;
}
if (the_locking_inset && the_locking_inset == inset) {
if (text_.cursor.par() == inset_par && cpos() == inset_pos) {
lyxerr[Debug::INSETS] << "OK" << endl;
inset_x = cx() - top_x;
inset_y = cy();
} else {
lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
}
} else if (the_locking_inset) {
lyxerr[Debug::INSETS] << "MAYBE" << endl;
return the_locking_inset->lockInsetInInset(bv, inset);
}
lyxerr[Debug::INSETS] << "NOT OK" << endl;
return false;
}
bool InsetText::unlockInsetInInset(BufferView * bv, UpdatableInset * inset,
bool lr)
{
if (!the_locking_inset)
return false;
if (the_locking_inset == inset) {
the_locking_inset->insetUnlock(bv);
the_locking_inset = 0;
if (lr)
moveRightIntern(bv, true, false);
old_par = -1; // force layout setting
if (scroll())
scroll(bv, 0.0F);
else
updateLocal(bv, false);
return true;
}
return the_locking_inset->unlockInsetInInset(bv, inset, lr);
}
void InsetText::lfunMousePress(FuncRequest const & cmd)
{
no_selection = true;
// use this to check mouse motion for selection!
mouse_x = cmd.x;
mouse_y = cmd.y;
BufferView * bv = cmd.view();
FuncRequest cmd1 = cmd;
cmd1.x -= inset_x;
cmd1.y -= inset_y;
if (!locked)
lockInset(bv);
int tmp_x = cmd.x;
int tmp_y = cmd.y + dim_.asc - bv->top_y();
InsetOld * inset = getLyXText(bv)->checkInsetHit(tmp_x, tmp_y);
if (the_locking_inset) {
if (the_locking_inset == inset) {
the_locking_inset->localDispatch(cmd1);
return;
}
// otherwise only unlock the_locking_inset
the_locking_inset->insetUnlock(bv);
the_locking_inset = 0;
}
if (!inset)
no_selection = false;
if (bv->theLockingInset()) {
if (isHighlyEditableInset(inset)) {
// We just have to lock the inset before calling a
// PressEvent on it!
UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
if (!bv->lockInset(uinset)) {
lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
}
inset->localDispatch(cmd1);
if (the_locking_inset)
updateLocal(bv, false);
return;
}
}
if (!inset) {
bool paste_internally = false;
if (cmd.button() == mouse_button::button2 && getLyXText(bv)->selection.set()) {
localDispatch(FuncRequest(bv, LFUN_COPY));
paste_internally = true;
}
int old_top_y = bv->top_y();
text_.setCursorFromCoordinates(cmd.x, cmd.y + dim_.asc);
// set the selection cursor!
text_.selection.cursor = text_.cursor;
text_.cursor.x_fix(text_.cursor.x());
text_.clearSelection();
updateLocal(bv, false);
bv->owner()->setLayout(cpar()->layout()->name());
// we moved the view we cannot do mouse selection in this case!
if (bv->top_y() != old_top_y)
no_selection = true;
old_par = text_.cursor.par();
// Insert primary selection with middle mouse
// if there is a local selection in the current buffer,
// insert this
if (cmd.button() == mouse_button::button2) {
if (paste_internally)
localDispatch(FuncRequest(bv, LFUN_PASTE));
else
localDispatch(FuncRequest(bv, LFUN_PASTESELECTION, "paragraph"));
}
} else {
getLyXText(bv)->clearSelection();
}
}
bool InsetText::lfunMouseRelease(FuncRequest const & cmd)
{
BufferView * bv = cmd.view();
FuncRequest cmd1 = cmd;
cmd1.x -= inset_x;
cmd1.y -= inset_y;
no_selection = true;
if (the_locking_inset)
return the_locking_inset->localDispatch(cmd1);
int tmp_x = cmd.x;
int tmp_y = cmd.y + dim_.asc - bv->top_y();
InsetOld * inset = getLyXText(bv)->checkInsetHit(tmp_x, tmp_y);
if (!inset)
return false;
// We still need to deal properly with the whole relative vs.
// absolute mouse co-ords thing in a realiable, sensible way
bool ret = inset->localDispatch(cmd1);
updateLocal(bv, false);
return ret;
}
void InsetText::lfunMouseMotion(FuncRequest const & cmd)
{
FuncRequest cmd1 = cmd;
cmd1.x -= inset_x;
cmd1.y -= inset_y;
if (the_locking_inset) {
the_locking_inset->localDispatch(cmd1);
return;
}
if (no_selection || (mouse_x == cmd.x && mouse_y == cmd.y))
return;
BufferView * bv = cmd.view();
LyXCursor cur = text_.cursor;
text_.setCursorFromCoordinates (cmd.x, cmd.y + dim_.asc);
text_.cursor.x_fix(text_.cursor.x());
if (cur == text_.cursor)
return;
text_.setSelection();
updateLocal(bv, false);
}
dispatch_result InsetText::localDispatch(FuncRequest const & cmd)
{
BufferView * bv = cmd.view();
setViewCache(bv);
switch (cmd.action) {
case LFUN_INSET_EDIT: {
UpdatableInset::localDispatch(cmd);
if (!bv->lockInset(this)) {
lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
return DISPATCHED;
}
locked = true;
the_locking_inset = 0;
inset_pos = 0;
inset_x = 0;
inset_y = 0;
inset_boundary = false;
inset_par = -1;
old_par = -1;
if (cmd.argument.size()) {
if (cmd.argument == "left")
text_.setCursorIntern(0, 0);
else
text_.setCursor(paragraphs.size() - 1, paragraphs.back().size());
} else {
int tmp_y = (cmd.y < 0) ? 0 : cmd.y;
// we put here -1 and not button as now the button in the
// edit call should not be needed we will fix this in 1.3.x
// cycle hopefully (Jug 20020509)
// FIXME: GUII I've changed this to none: probably WRONG
if (!checkAndActivateInset(bv, cmd.x, tmp_y, mouse_button::none)) {
text_.setCursorFromCoordinates(cmd.x, cmd.y + dim_.asc);
text_.cursor.x(text_.cursor.x());
text_.cursor.x_fix(text_.cursor.x());
}
}
text_.clearSelection();
finishUndo();
// If the inset is empty set the language of the current font to the
// language to the surronding text (if different).
if (paragraphs.begin()->empty() &&
paragraphs.size() == 1 &&
bv->getParentLanguage(this) != text_.current_font.language())
{
LyXFont font(LyXFont::ALL_IGNORE);
font.setLanguage(bv->getParentLanguage(this));
setFont(bv, font, false);
}
updateLocal(bv, false);
// Tell the paragraph dialog that we've entered an insettext.
bv->dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
return DISPATCHED;
}
case LFUN_MOUSE_PRESS:
lfunMousePress(cmd);
return DISPATCHED;
case LFUN_MOUSE_MOTION:
lfunMouseMotion(cmd);
return DISPATCHED;
case LFUN_MOUSE_RELEASE:
return lfunMouseRelease(cmd) ? DISPATCHED : UNDISPATCHED;
default:
break;
}
bool was_empty = paragraphs.begin()->empty() && paragraphs.size() == 1;
no_selection = false;
dispatch_result result = UpdatableInset::localDispatch(cmd);
if (result != UNDISPATCHED)
return DISPATCHED;
result = DISPATCHED;
if (cmd.action < 0 && cmd.argument.empty())
return FINISHED;
if (the_locking_inset) {
result = the_locking_inset->localDispatch(cmd);
if (result == DISPATCHED_NOUPDATE)
return result;
if (result == DISPATCHED) {
updateLocal(bv, false);
return result;
}
if (result >= FINISHED) {
switch (result) {
case FINISHED_RIGHT:
moveRightIntern(bv, false, false);
result = DISPATCHED;
break;
case FINISHED_UP:
result = moveUp(bv);
if (result >= FINISHED) {
updateLocal(bv, false);
bv->unlockInset(this);
}
break;
case FINISHED_DOWN:
result = moveDown(bv);
if (result >= FINISHED) {
updateLocal(bv, false);
bv->unlockInset(this);
}
break;
default:
result = DISPATCHED;
break;
}
the_locking_inset = 0;
updateLocal(bv, false);
// make sure status gets reset immediately
bv->owner()->clearMessage();
return result;
}
}
bool updflag = false;
switch (cmd.action) {
// Normal chars
case LFUN_SELFINSERT:
if (bv->buffer()->isReadonly()) {
// setErrorMessage(N_("Document is read only"));
break;
}
if (!cmd.argument.empty()) {
/* 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 0
// This should not be needed here and is also WRONG!
recordUndo(bv, Undo::INSERT, text_.cursorPar());
#endif
bv->switchKeyMap();
if (lyxrc.auto_region_delete && text_.selection.set())
text_.cutSelection(false, false);
text_.clearSelection();
for (string::size_type i = 0; i < cmd.argument.length(); ++i)
bv->owner()->getIntl().getTransManager().
TranslateAndInsert(cmd.argument[i], &text_);
}
text_.selection.cursor = text_.cursor;
updflag = true;
result = DISPATCHED_NOUPDATE;
break;
// cursor movements that need special handling
case LFUN_RIGHT:
result = moveRight(bv);
finishUndo();
break;
case LFUN_LEFT:
finishUndo();
result = moveLeft(bv);
break;
case LFUN_DOWN:
finishUndo();
result = moveDown(bv);
break;
case LFUN_UP:
finishUndo();
result = moveUp(bv);
break;
case LFUN_PRIOR:
if (crow() == text_.firstRow())
result = FINISHED_UP;
else {
text_.cursorPrevious();
text_.clearSelection();
result = DISPATCHED_NOUPDATE;
}
break;
case LFUN_NEXT:
if (crow() == text_.lastRow())
result = FINISHED_DOWN;
else {
text_.cursorNext();
text_.clearSelection();
result = DISPATCHED_NOUPDATE;
}
break;
case LFUN_BACKSPACE:
if (text_.selection.set())
text_.cutSelection(true, false);
else
text_.backspace();
updflag = true;
break;
case LFUN_DELETE:
if (text_.selection.set())
text_.cutSelection(true, false);
else
text_.Delete();
updflag = true;
break;
case LFUN_PASTE:
if (!autoBreakRows_) {
if (CutAndPaste::nrOfParagraphs() > 1) {
#ifdef WITH_WARNINGS
#warning FIXME horrendously bad UI
#endif
Alert::error(_("Paste failed"), _("Cannot include more than one paragraph."));
}
} else {
replaceSelection(bv->getLyXText());
size_t sel_index = 0;
string const & arg = cmd.argument;
if (isStrUnsignedInt(arg)) {
#warning FIXME Check if the arg is in the domain of available selections.
sel_index = strToUnsignedInt(arg);
}
text_.pasteSelection(sel_index);
// bug 393
text_.clearSelection();
updflag = true;
}
break;
case LFUN_BREAKPARAGRAPH:
if (!autoBreakRows_) {
result = DISPATCHED;
} else {
replaceSelection(bv->getLyXText());
text_.breakParagraph(paragraphs, 0);
updflag = true;
}
break;
case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
if (!autoBreakRows_) {
result = DISPATCHED;
} else {
replaceSelection(bv->getLyXText());
text_.breakParagraph(paragraphs, 1);
updflag = true;
}
break;
case LFUN_BREAKLINE: {
if (!autoBreakRows_) {
result = DISPATCHED;
} else {
replaceSelection(bv->getLyXText());
text_.insertInset(new InsetNewline);
updflag = true;
}
break;
}
case LFUN_LAYOUT:
// do not set layouts on non breakable textinsets
if (autoBreakRows_) {
string cur_layout = cpar()->layout()->name();
// Derive layout number from given argument (string)
// and current buffer's textclass (number).
LyXTextClass const & tclass =
bv->buffer()->params().getLyXTextClass();
string layout = cmd.argument;
bool hasLayout = tclass.hasLayout(layout);
// If the entry is obsolete, use the new one instead.
if (hasLayout) {
string const & obs = tclass[layout]->obsoleted_by();
if (!obs.empty())
layout = obs;
}
// see if we found the layout number:
if (!hasLayout) {
FuncRequest lf(LFUN_MESSAGE, N_("Layout ") + cmd.argument + N_(" not known"));
bv->owner()->dispatch(lf);
break;
}
if (cur_layout != layout) {
cur_layout = layout;
text_.setLayout(layout);
bv->owner()->setLayout(cpar()->layout()->name());
updflag = true;
}
} else {
// reset the layout box
bv->owner()->setLayout(cpar()->layout()->name());
}
break;
default:
if (!bv->dispatch(cmd))
result = UNDISPATCHED;
break;
}
updateLocal(bv, updflag);
/// If the action has deleted all text in the inset, we need to change the
// language to the language of the surronding text.
if (!was_empty && paragraphs.begin()->empty() &&
paragraphs.size() == 1) {
LyXFont font(LyXFont::ALL_IGNORE);
font.setLanguage(bv->getParentLanguage(this));
setFont(bv, font, false);
}
if (result >= FINISHED)
bv->unlockInset(this);
if (result == DISPATCHED_NOUPDATE)
result = DISPATCHED;
return result;
}
int InsetText::latex(Buffer const & buf, ostream & os,
LatexRunParams const & runparams) const
{
TexRow texrow;
latexParagraphs(buf, paragraphs, os, texrow, runparams);
return texrow.rows();
}
int InsetText::ascii(Buffer const & buf, ostream & os, int linelen) const
{
unsigned int lines = 0;
ParagraphList::const_iterator beg = paragraphs.begin();
ParagraphList::const_iterator end = paragraphs.end();
ParagraphList::const_iterator it = beg;
for (; it != end; ++it) {
string const tmp = buf.asciiParagraph(*it, linelen, it == beg);
lines += lyx::count(tmp.begin(), tmp.end(), '\n');
os << tmp;
}
return lines;
}
int InsetText::linuxdoc(Buffer const & buf, ostream & os) const
{
ParagraphList::iterator pit = const_cast<ParagraphList&>(paragraphs).begin();
ParagraphList::iterator pend = const_cast<ParagraphList&>(paragraphs).end();
// There is a confusion between the empty paragraph and the default paragraph
// The default paragraph is <p></p>, the empty paragraph is *empty*
// Since none of the floats of linuxdoc accepts standard paragraphs
// I disable them. I don't expect problems. (jamatos 2003/07/27)
for (; pit != pend; ++pit) {
const string name = pit->layout()->latexname();
if (name != "p")
sgml::openTag(os, 1, 0, name);
buf.simpleLinuxDocOnePar(os, pit, 0);
if (name != "p")
sgml::closeTag(os, 1, 0, name);
}
return 0;
}
int InsetText::docbook(Buffer const & buf, ostream & os, bool mixcont) const
{
unsigned int lines = 0;
vector<string> environment_stack(10);
vector<string> environment_inner(10);
int const command_depth = 0;
string item_name;
Paragraph::depth_type depth = 0; // paragraph depth
ParagraphList::iterator pit = const_cast<ParagraphList&>(paragraphs).begin();
ParagraphList::iterator pend = const_cast<ParagraphList&>(paragraphs).end();
for (; pit != pend; ++pit) {
int desc_on = 0; // description mode
LyXLayout_ptr const & style = pit->layout();
// environment tag closing
for (; depth > pit->params().depth(); --depth) {
if (environment_inner[depth] != "!-- --") {
item_name = "listitem";
lines += sgml::closeTag(os, command_depth + depth, mixcont, item_name);
if (environment_inner[depth] == "varlistentry")
lines += sgml::closeTag(os, depth+command_depth, mixcont, environment_inner[depth]);
}
lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_stack[depth]);
environment_stack[depth].erase();
environment_inner[depth].erase();
}
if (depth == pit->params().depth()
&& environment_stack[depth] != style->latexname()
&& !environment_stack[depth].empty()) {
if (environment_inner[depth] != "!-- --") {
item_name= "listitem";
lines += sgml::closeTag(os, command_depth+depth, mixcont, item_name);
if (environment_inner[depth] == "varlistentry")
lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_inner[depth]);
}
lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_stack[depth]);
environment_stack[depth].erase();
environment_inner[depth].erase();
}
// Write opening SGML tags.
switch (style->latextype) {
case LATEX_PARAGRAPH:
lines += sgml::openTag(os, depth + command_depth, mixcont, style->latexname());
break;
case LATEX_COMMAND:
buf.error(ErrorItem(_("Error"), _("LatexType Command not allowed here.\n"), pit->id(), 0, pit->size()));
return -1;
break;
case LATEX_ENVIRONMENT:
case LATEX_ITEM_ENVIRONMENT:
if (depth < pit->params().depth()) {
depth = pit->params().depth();
environment_stack[depth].erase();
}
if (environment_stack[depth] != style->latexname()) {
if (environment_stack.size() == depth + 1) {
environment_stack.push_back("!-- --");
environment_inner.push_back("!-- --");
}
environment_stack[depth] = style->latexname();
environment_inner[depth] = "!-- --";
lines += sgml::openTag(os, depth + command_depth, mixcont, environment_stack[depth]);
} else {
if (environment_inner[depth] != "!-- --") {
item_name= "listitem";
lines += sgml::closeTag(os, command_depth + depth, mixcont, item_name);
if (environment_inner[depth] == "varlistentry")
lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_inner[depth]);
}
}
if (style->latextype == LATEX_ENVIRONMENT) {
if (!style->latexparam().empty()) {
if (style->latexparam() == "CDATA")
os << "<![CDATA[";
else
lines += sgml::openTag(os, depth + command_depth, mixcont, style->latexparam());
}
break;
}
desc_on = (style->labeltype == LABEL_MANUAL);
environment_inner[depth] = desc_on ? "varlistentry" : "listitem";
lines += sgml::openTag(os, depth + 1 + command_depth, mixcont, environment_inner[depth]);
item_name = desc_on ? "term" : "para";
lines += sgml::openTag(os, depth + 1 + command_depth, mixcont, item_name);
break;
default:
lines += sgml::openTag(os, depth + command_depth, mixcont, style->latexname());
break;
}
buf.simpleDocBookOnePar(os, pit, desc_on, depth + 1 + command_depth);
string end_tag;
// write closing SGML tags
switch (style->latextype) {
case LATEX_ENVIRONMENT:
if (!style->latexparam().empty()) {
if (style->latexparam() == "CDATA")
os << "]]>";
else
lines += sgml::closeTag(os, depth + command_depth, mixcont, style->latexparam());
}
break;
case LATEX_ITEM_ENVIRONMENT:
if (desc_on == 1)
break;
end_tag= "para";
lines += sgml::closeTag(os, depth + 1 + command_depth, mixcont, end_tag);
break;
case LATEX_PARAGRAPH:
lines += sgml::closeTag(os, depth + command_depth, mixcont, style->latexname());
break;
default:
lines += sgml::closeTag(os, depth + command_depth, mixcont, style->latexname());
break;
}
}
// Close open tags
for (int d = depth; d >= 0; --d) {
if (!environment_stack[depth].empty()) {
if (environment_inner[depth] != "!-- --") {
item_name = "listitem";
lines += sgml::closeTag(os, command_depth + depth, mixcont, item_name);
if (environment_inner[depth] == "varlistentry")
lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_inner[depth]);
}
lines += sgml::closeTag(os, depth + command_depth, mixcont, environment_stack[depth]);
}
}
return lines;
}
void InsetText::validate(LaTeXFeatures & features) const
{
for_each(paragraphs.begin(), paragraphs.end(),
boost::bind(&Paragraph::validate, _1, boost::ref(features)));
}
void InsetText::getCursor(BufferView & bv, int & x, int & y) const
{
if (the_locking_inset) {
the_locking_inset->getCursor(bv, x, y);
return;
}
x = cx();
y = cy() + InsetText::y();
}
void InsetText::getCursorPos(BufferView * bv, int & x, int & y) const
{
if (the_locking_inset) {
the_locking_inset->getCursorPos(bv, x, y);
return;
}
x = cx() - top_x - TEXT_TO_INSET_OFFSET;
y = cy() - TEXT_TO_INSET_OFFSET;
}
int InsetText::insetInInsetY() const
{
if (!the_locking_inset)
return 0;
return inset_y + the_locking_inset->insetInInsetY();
}
void InsetText::fitInsetCursor(BufferView * bv) const
{
if (the_locking_inset) {
the_locking_inset->fitInsetCursor(bv);
return;
}
LyXFont const font = text_.getFont(cpar(), cpos());
int const asc = font_metrics::maxAscent(font);
int const desc = font_metrics::maxDescent(font);
bv->fitLockedInsetCursor(cx(), cy(), asc, desc);
}
dispatch_result InsetText::moveRight(BufferView * bv)
{
if (text_.cursorPar()->isRightToLeftPar(bv->buffer()->params()))
return moveLeftIntern(bv, false, true, false);
else
return moveRightIntern(bv, true, true, false);
}
dispatch_result InsetText::moveLeft(BufferView * bv)
{
if (text_.cursorPar()->isRightToLeftPar(bv->buffer()->params()))
return moveRightIntern(bv, true, true, false);
else
return moveLeftIntern(bv, false, true, false);
}
dispatch_result
InsetText::moveRightIntern(BufferView * bv, bool front,
bool activate_inset, bool selecting)
{
ParagraphList::iterator c_par = cpar();
if (boost::next(c_par) == paragraphs.end() && cpos() >= c_par->size())
return FINISHED_RIGHT;
if (activate_inset && checkAndActivateInset(bv, front))
return DISPATCHED;
text_.cursorRight(bv);
if (!selecting)
text_.clearSelection();
return DISPATCHED_NOUPDATE;
}
dispatch_result
InsetText::moveLeftIntern(BufferView * bv, bool front,
bool activate_inset, bool selecting)
{
if (cpar() == paragraphs.begin() && cpos() <= 0)
return FINISHED;
text_.cursorLeft(bv);
if (!selecting)
text_.clearSelection();
if (activate_inset && checkAndActivateInset(bv, front))
return DISPATCHED;
return DISPATCHED_NOUPDATE;
}
dispatch_result InsetText::moveUp(BufferView * bv)
{
if (crow() == text_.firstRow())
return FINISHED_UP;
text_.cursorUp(bv);
text_.clearSelection();
return DISPATCHED_NOUPDATE;
}
dispatch_result InsetText::moveDown(BufferView * bv)
{
if (crow() == text_.lastRow())
return FINISHED_DOWN;
text_.cursorDown(bv);
text_.clearSelection();
return DISPATCHED_NOUPDATE;
}
bool InsetText::insertInset(BufferView * bv, InsetOld * inset)
{
if (the_locking_inset) {
if (the_locking_inset->insetAllowed(inset))
return the_locking_inset->insertInset(bv, inset);
return false;
}
inset->setOwner(this);
text_.insertInset(inset);
bv->fitCursor();
updateLocal(bv, true);
return true;
}
bool InsetText::insetAllowed(InsetOld::Code code) const
{
// in_insetAllowed is a really gross hack,
// to allow us to call the owner's insetAllowed
// without stack overflow, which can happen
// when the owner uses InsetCollapsable::insetAllowed()
bool ret = true;
if (in_insetAllowed)
return ret;
in_insetAllowed = true;
if (the_locking_inset)
ret = the_locking_inset->insetAllowed(code);
else if (owner())
ret = owner()->insetAllowed(code);
in_insetAllowed = false;
return ret;
}
UpdatableInset * InsetText::getLockingInset() const
{
return the_locking_inset ? the_locking_inset->getLockingInset() :
const_cast<InsetText *>(this);
}
UpdatableInset * InsetText::getFirstLockingInsetOfType(InsetOld::Code c)
{
if (c == lyxCode())
return this;
if (the_locking_inset)
return the_locking_inset->getFirstLockingInsetOfType(c);
return 0;
}
bool InsetText::showInsetDialog(BufferView * bv) const
{
if (the_locking_inset)
return the_locking_inset->showInsetDialog(bv);
return false;
}
void InsetText::getLabelList(Buffer const & buffer,
std::vector<string> & list) const
{
ParagraphList::const_iterator pit = paragraphs.begin();
ParagraphList::const_iterator pend = paragraphs.end();
for (; pit != pend; ++pit) {
InsetList::const_iterator beg = pit->insetlist.begin();
InsetList::const_iterator end = pit->insetlist.end();
for (; beg != end; ++beg)
beg->inset->getLabelList(buffer, list);
}
}
void InsetText::setFont(BufferView * bv, LyXFont const & font, bool toggleall,
bool selectall)
{
if (the_locking_inset) {
the_locking_inset->setFont(bv, font, toggleall, selectall);
return;
}
if ((paragraphs.size() == 1 && paragraphs.begin()->empty())
|| cpar()->empty()) {
text_.setFont(font, toggleall);
return;
}
if (text_.selection.set())
recordUndo(bv, Undo::ATOMIC, text_.cursorPar());
if (selectall) {
text_.cursorTop();
text_.selection.cursor = text_.cursor;
text_.cursorBottom();
text_.setSelection();
}
text_.toggleFree(font, toggleall);
if (selectall)
text_.clearSelection();
bv->fitCursor();
updateLocal(bv, true);
}
bool InsetText::checkAndActivateInset(BufferView * bv, bool front)
{
if (cpos() == cpar()->size())
return false;
InsetOld * inset = cpar()->getInset(cpos());
if (!isHighlyEditableInset(inset))
return false;
FuncRequest cmd(bv, LFUN_INSET_EDIT, front ? "left" : "right");
inset->localDispatch(cmd);
if (!the_locking_inset)
return false;
updateLocal(bv, false);
return true;
}
bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
mouse_button::state button)
{
int dummyx = x;
int dummyy = y + dim_.asc;
InsetOld * inset = getLyXText(bv)->checkInsetHit(dummyx, dummyy);
// we only do the edit() call if the inset was hit by the mouse
// or if it is a highly editable inset. So we should call this
// function from our own edit with button < 0.
// FIXME: GUII jbl. I've changed this to ::none for now which is probably
// WRONG
if (button == mouse_button::none && !isHighlyEditableInset(inset))
return false;
if (!inset)
return false;
if (x < 0)
x = dim_.wid;
if (y < 0)
y = dim_.des;
inset_x = cx() - top_x;
inset_y = cy();
FuncRequest cmd(bv, LFUN_INSET_EDIT, x - inset_x, y - inset_y, button);
inset->localDispatch(cmd);
if (!the_locking_inset)
return false;
updateLocal(bv, false);
return true;
}
void InsetText::markNew(bool track_changes)
{
ParagraphList::iterator pit = paragraphs.begin();
ParagraphList::iterator end = paragraphs.end();
for (; pit != end; ++pit) {
if (track_changes) {
pit->trackChanges();
} else {
// no-op when not tracking
pit->cleanChanges();
}
}
}
void InsetText::setText(string const & data, LyXFont const & font)
{
clear(false);
for (unsigned int i = 0; i < data.length(); ++i)
paragraphs.begin()->insertChar(i, data[i], font);
}
void InsetText::setAutoBreakRows(bool flag)
{
if (flag != autoBreakRows_) {
autoBreakRows_ = flag;
if (!flag)
removeNewlines();
}
}
void InsetText::setDrawFrame(DrawFrame how)
{
drawFrame_ = how;
}
LColor_color InsetText::frameColor() const
{
return LColor::color(frame_color_);
}
void InsetText::setFrameColor(LColor_color col)
{
frame_color_ = col;
}
int InsetText::cx() const
{
int x = text_.cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
if (the_locking_inset) {
LyXFont font = text_.getFont(text_.cursorPar(), text_.cursor.pos());
if (font.isVisibleRightToLeft())
x -= the_locking_inset->width();
}
return x;
}
int InsetText::cy() const
{
return text_.cursor.y() - dim_.asc + TEXT_TO_INSET_OFFSET;
}
pos_type InsetText::cpos() const
{
return text_.cursor.pos();
}
ParagraphList::iterator InsetText::cpar() const
{
return text_.cursorPar();
}
bool InsetText::cboundary() const
{
return text_.cursor.boundary();
}
RowList::iterator InsetText::crow() const
{
return text_.cursorRow();
}
LyXText * InsetText::getLyXText(BufferView const * bv,
bool const recursive) const
{
setViewCache(bv);
if (recursive && the_locking_inset)
return the_locking_inset->getLyXText(bv, true);
return &text_;
}
void InsetText::setViewCache(BufferView const * bv) const
{
if (bv) {
if (bv != text_.bv_owner) {
//lyxerr << "setting view cache from "
// << text_.bv_owner << " to " << bv << "\n";
text_.init(const_cast<BufferView *>(bv));
}
text_.bv_owner = const_cast<BufferView *>(bv);
}
}
void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
{
if (recursive) {
/// then remove all LyXText in text-insets
for_each(const_cast<ParagraphList&>(paragraphs).begin(),
const_cast<ParagraphList&>(paragraphs).end(),
boost::bind(&Paragraph::deleteInsetsLyXText, _1, bv));
}
}
void InsetText::removeNewlines()
{
ParagraphList::iterator it = paragraphs.begin();
ParagraphList::iterator end = paragraphs.end();
for (; it != end; ++it)
for (int i = 0; i < it->size(); ++i)
if (it->isNewline(i))
it->erase(i);
}
int InsetText::scroll(bool recursive) const
{
int sx = UpdatableInset::scroll(false);
if (recursive && the_locking_inset)
sx += the_locking_inset->scroll(recursive);
return sx;
}
void InsetText::clearSelection(BufferView *)
{
text_.clearSelection();
}
void InsetText::clearInset(BufferView * bv, int start_x, int baseline) const
{
Painter & pain = bv->painter();
int w = dim_.wid;
int h = dim_.asc + dim_.des;
int ty = baseline - dim_.asc;
if (ty < 0) {
h += ty;
ty = 0;
}
if (ty + h > pain.paperHeight())
h = pain.paperHeight();
if (top_x + w > pain.paperWidth())
w = pain.paperWidth();
pain.fillRectangle(start_x + 1, ty + 1, w - 3, h - 1, backgroundColor());
}
ParagraphList * InsetText::getParagraphs(int i) const
{
return (i == 0) ? const_cast<ParagraphList*>(&paragraphs) : 0;
}
LyXCursor const & InsetText::cursor(BufferView * bv) const
{
if (the_locking_inset)
return the_locking_inset->cursor(bv);
return getLyXText(bv)->cursor;
}
InsetOld * InsetText::getInsetFromID(int id_arg) const
{
if (id_arg == id())
return const_cast<InsetText *>(this);
ParagraphList::const_iterator pit = paragraphs.begin();
ParagraphList::const_iterator pend = paragraphs.end();
for (; pit != pend; ++pit) {
InsetList::const_iterator it = pit->insetlist.begin();
InsetList::const_iterator end = pit->insetlist.end();
for (; it != end; ++it) {
if (it->inset->id() == id_arg)
return it->inset;
InsetOld * in = it->inset->getInsetFromID(id_arg);
if (in)
return in;
}
}
return 0;
}
WordLangTuple const
InsetText::selectNextWordToSpellcheck(BufferView * bv, float & value) const
{
WordLangTuple word;
if (the_locking_inset) {
word = the_locking_inset->selectNextWordToSpellcheck(bv, value);
if (!word.word().empty()) {
value += cy();
return word;
}
// we have to go on checking so move cursor to the next char
text_.cursor.pos(text_.cursor.pos() + 1);
}
word = text_.selectNextWordToSpellcheck(value);
if (word.word().empty())
bv->unlockInset(const_cast<InsetText *>(this));
else
value = cy();
return word;
}
void InsetText::selectSelectedWord(BufferView * bv)
{
if (the_locking_inset) {
the_locking_inset->selectSelectedWord(bv);
return;
}
getLyXText(bv)->selectSelectedWord();
updateLocal(bv, false);
}
bool InsetText::nextChange(BufferView * bv, lyx::pos_type & length)
{
if (the_locking_inset) {
if (the_locking_inset->nextChange(bv, length))
return true;
text_.cursorRight(true);
}
lyx::find::SearchResult result =
lyx::find::findNextChange(bv, &text_, length);
if (result == lyx::find::SR_FOUND) {
LyXCursor cur = text_.cursor;
bv->unlockInset(bv->theLockingInset());
if (bv->lockInset(this))
locked = true;
text_.cursor = cur;
text_.setSelectionRange(length);
updateLocal(bv, false);
}
return result != lyx::find::SR_NOT_FOUND;
}
bool InsetText::searchForward(BufferView * bv, string const & str,
bool cs, bool mw)
{
if (the_locking_inset) {
if (the_locking_inset->searchForward(bv, str, cs, mw))
return true;
text_.cursorRight(true);
}
lyx::find::SearchResult result =
lyx::find::find(bv, &text_, str, true, cs, mw);
if (result == lyx::find::SR_FOUND) {
LyXCursor cur = text_.cursor;
bv->unlockInset(bv->theLockingInset());
if (bv->lockInset(this))
locked = true;
text_.cursor = cur;
text_.setSelectionRange(str.length());
updateLocal(bv, false);
}
return result != lyx::find::SR_NOT_FOUND;
}
bool InsetText::searchBackward(BufferView * bv, string const & str,
bool cs, bool mw)
{
if (the_locking_inset) {
if (the_locking_inset->searchBackward(bv, str, cs, mw))
return true;
}
if (!locked) {
text_.setCursor(paragraphs.size() - 1, paragraphs.back().size());
}
lyx::find::SearchResult result =
lyx::find::find(bv, &text_, str, false, cs, mw);
if (result == lyx::find::SR_FOUND) {
LyXCursor cur = text_.cursor;
bv->unlockInset(bv->theLockingInset());
if (bv->lockInset(this))
locked = true;
text_.cursor = cur;
text_.setSelectionRange(str.length());
updateLocal(bv, false);
}
return result != lyx::find::SR_NOT_FOUND;
}
bool InsetText::checkInsertChar(LyXFont & font)
{
return owner() ? owner()->checkInsertChar(font) : true;
}
void InsetText::collapseParagraphs(BufferView * bv)
{
while (paragraphs.size() > 1) {
ParagraphList::iterator const first = paragraphs.begin();
ParagraphList::iterator second = first;
advance(second, 1);
size_t const first_par_size = first->size();
if (!first->empty() &&
!second->empty() &&
!first->isSeparator(first_par_size - 1)) {
first->insertChar(first_par_size, ' ');
}
#warning probably broken
if (text_.selection.set()) {
if (text_.selection.start.par() == 1) {
text_.selection.start.par(1);
text_.selection.start.pos(text_.selection.start.pos() + first_par_size);
}
if (text_.selection.end.par() == 2) {
text_.selection.end.par(1);
text_.selection.end.pos(text_.selection.end.pos() + first_par_size);
}
}
mergeParagraph(bv->buffer()->params(), paragraphs, first);
}
}
void InsetText::getDrawFont(LyXFont & font) const
{
if (!owner())
return;
owner()->getDrawFont(font);
}
void InsetText::appendParagraphs(Buffer * buffer, ParagraphList & plist)
{
#warning FIXME Check if Changes stuff needs changing here. (Lgb)
// And it probably does. You have to take a look at this John. (Lgb)
#warning John, have a look here. (Lgb)
ParagraphList::iterator pit = plist.begin();
ParagraphList::iterator ins = paragraphs.insert(paragraphs.end(), *pit);
++pit;
mergeParagraph(buffer->params(), paragraphs, boost::prior(ins));
ParagraphList::iterator pend = plist.end();
for (; pit != pend; ++pit)
paragraphs.push_back(*pit);
}
void InsetText::addPreview(PreviewLoader & loader) const
{
ParagraphList::const_iterator pit = paragraphs.begin();
ParagraphList::const_iterator pend = paragraphs.end();
for (; pit != pend; ++pit) {
InsetList::const_iterator it = pit->insetlist.begin();
InsetList::const_iterator end = pit->insetlist.end();
for (; it != end; ++it)
it->inset->addPreview(loader);
}
}