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 "buffer.h"
#include "BufferView.h"
#include "CutAndPaste.h"
#include "debug.h"
#include "funcrequest.h"
#include "gettext.h"
#include "intl.h"
#include "LaTeXFeatures.h"
#include "LColor.h"
#include "lyxfont.h"
#include "lyxcursor.h"
#include "lyxfind.h"
#include "lyxlex.h"
#include "lyxrow.h"
#include "lyxrc.h"
#include "lyxtext.h"
#include "paragraph.h"
#include "ParagraphParameters.h"
#include "trans_mgr.h"
#include "undo_funcs.h"
#include "WordLangTuple.h"
#include "paragraph_funcs.h"
#include "sgml.h"
#include "rowpainter.h"
#include "insetnewline.h"
#include "frontends/Alert.h"
#include "frontends/Dialogs.h"
#include "frontends/font_metrics.h"
#include "frontends/LyXView.h"
#include "frontends/Painter.h"
#include "frontends/screen.h"
#include "support/textutils.h"
#include "support/LAssert.h"
#include "support/lstrings.h"
#include "support/lyxalgo.h" // lyx::count
#include <boost/bind.hpp>
#include <fstream>
#include <algorithm>
#include <cstdlib>
//#include <csignal>
using std::ostream;
using std::ifstream;
using std::endl;
using std::min;
using std::max;
using std::make_pair;
using std::vector;
using std::pair;
using std::for_each;
using lyx::pos_type;
using lyx::textclass_type;
extern unsigned char getCurrentTextClass(Buffer *);
extern bool math_insert_greek(BufferView *, char);
extern int greek_kb_flag;
// These functions should probably go into bufferview_funcs somehow (Jug)
void InsetText::saveLyXTextState(LyXText * t) const
{
// check if my paragraphs are still valid
ParagraphList::iterator it = paragraphs.begin();
ParagraphList::iterator end = paragraphs.end();
for (; it != end; ++it) {
if (&*it == t->cursor.par())
break;
}
if (it != end && t->cursor.pos() <= it->size()) {
sstate.lpar = t->cursor.par();
sstate.pos = t->cursor.pos();
sstate.boundary = t->cursor.boundary();
sstate.selstartpar = t->selection.start.par();
sstate.selstartpos = t->selection.start.pos();
sstate.selstartboundary = t->selection.start.boundary();
sstate.selendpar = t->selection.end.par();
sstate.selendpos = t->selection.end.pos();
sstate.selendboundary = t->selection.end.boundary();
sstate.selection = t->selection.set();
sstate.mark_set = t->selection.mark();
} else {
sstate.lpar = 0;
}
}
void InsetText::restoreLyXTextState(LyXText * t) const
{
if (!sstate.lpar)
return;
t->selection.set(true);
/* at this point just to avoid the DEPM when setting the cursor */
t->selection.mark(sstate.mark_set);
if (sstate.selection) {
t->setCursor(sstate.selstartpar, sstate.selstartpos,
true, sstate.selstartboundary);
t->selection.cursor = t->cursor;
t->setCursor(sstate.selendpar, sstate.selendpos,
true, sstate.selendboundary);
t->setSelection();
t->setCursor(sstate.lpar, sstate.pos);
} else {
t->setCursor(sstate.lpar, sstate.pos, true, sstate.boundary);
t->selection.cursor = t->cursor;
t->selection.set(false);
}
}
InsetText::InnerCache::InnerCache(boost::shared_ptr<LyXText> t)
{
text = t;
remove = false;
}
InsetText::InsetText(BufferParams const & bp)
: UpdatableInset(), lt(0), in_update(false), do_resize(0),
do_reinit(false)
{
paragraphs.set(new Paragraph);
paragraphs.begin()->layout(bp.getLyXTextClass().defaultLayout());
if (bp.tracking_changes)
paragraphs.begin()->trackChanges();
init();
}
InsetText::InsetText(InsetText const & in, bool same_id)
: UpdatableInset(in, same_id), lt(0), in_update(false), do_resize(0),
do_reinit(false)
{
init(&in, same_id);
}
InsetText & InsetText::operator=(InsetText const & it)
{
init(&it);
return * this;
}
void InsetText::init(InsetText const * ins, bool same_id)
{
if (ins) {
setParagraphData(&*(ins->paragraphs.begin()), same_id);
autoBreakRows = ins->autoBreakRows;
drawFrame_ = ins->drawFrame_;
frame_color = ins->frame_color;
if (same_id)
id_ = ins->id_;
} else {
for_each(paragraphs.begin(), paragraphs.end(),
boost::bind(&Paragraph::setInsetOwner, _1, this));
the_locking_inset = 0;
drawFrame_ = NEVER;
frame_color = LColor::insetframe;
autoBreakRows = false;
}
top_y = 0;
insetAscent = 0;
insetDescent = 0;
insetWidth = 0;
old_max_width = 0;
no_selection = true;
need_update = FULL;
drawTextXOffset = 0;
drawTextYOffset = 0;
locked = false;
old_par = 0;
last_drawn_width = -1;
cached_bview = 0;
sstate.lpar = 0;
in_insetAllowed = false;
}
InsetText::~InsetText()
{
paragraphs.clear();
}
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();
}
need_update = FULL;
return;
}
// This is a gross hack...
LyXLayout_ptr old_layout = paragraphs.begin()->layout();
paragraphs.clear();
paragraphs.set(new Paragraph);
paragraphs.begin()->setInsetOwner(this);
paragraphs.begin()->layout(old_layout);
reinitLyXText();
need_update = INIT;
}
Inset * InsetText::clone(Buffer const &, bool same_id) const
{
return new InsetText(*this, same_id);
}
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::iterator it = paragraphs.begin();
ParagraphList::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);
if (buf->params.tracking_changes)
paragraphs.begin()->trackChanges();
// delete the initial paragraph
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 == "\\the_end") {
lex.printError("\\the_end 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'");
}
need_update = FULL;
}
int InsetText::ascent(BufferView * bv, LyXFont const &) const
{
insetAscent = getLyXText(bv)->firstRow()->ascent_of_text() +
TEXT_TO_INSET_OFFSET;
return insetAscent;
}
int InsetText::descent(BufferView * bv, LyXFont const &) const
{
LyXText * llt = getLyXText(bv);
insetDescent = llt->height - llt->firstRow()->ascent_of_text() +
TEXT_TO_INSET_OFFSET;
return insetDescent;
}
int InsetText::width(BufferView * bv, LyXFont const &) const
{
insetWidth = max(textWidth(bv), (int)getLyXText(bv)->width) +
(2 * TEXT_TO_INSET_OFFSET);
insetWidth = max(insetWidth, 10);
return insetWidth;
}
int InsetText::textWidth(BufferView * bv, bool fordraw) const
{
int w;
if (!autoBreakRows) {
w = -1;
} else {
w = getMaxWidth(bv, this);
}
if (fordraw) {
return max(w - (2 * TEXT_TO_INSET_OFFSET),
(int)getLyXText(bv)->width);
} else if (w < 0) {
return -1;
}
return w - (2 * TEXT_TO_INSET_OFFSET);
}
void InsetText::draw(BufferView * bv, LyXFont const & f,
int baseline, float & x) const
{
if (nodraw())
return;
// update our idea of where we are. Clearly, we should
// not have to know this information.
if (top_x != int(x))
top_x = int(x);
int const start_x = int(x);
Painter & pain = bv->painter();
// call these methods so that insetWidth, insetAscent and
// insetDescent have the right values.
width(bv, f);
ascent(bv, f);
descent(bv, f);
// repaint the background if needed
if (backgroundColor() != LColor::background)
clearInset(bv, start_x + TEXT_TO_INSET_OFFSET, baseline);
// no draw is necessary !!!
if ((drawFrame_ == LOCKED) && !locked && paragraphs.begin()->empty()) {
top_baseline = baseline;
x += width(bv, f);
need_update = NONE;
return;
}
if (!owner())
x += static_cast<float>(scroll());
top_baseline = baseline;
top_y = baseline - insetAscent;
if (last_drawn_width != insetWidth) {
need_update |= FULL;
last_drawn_width = insetWidth;
}
if (the_locking_inset && (cpar(bv) == inset_par)
&& (cpos(bv) == inset_pos)) {
inset_x = cix(bv) - int(x) + drawTextXOffset;
inset_y = ciy(bv) + drawTextYOffset;
}
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
x += TEXT_TO_INSET_OFFSET;
Row * row = lt->firstRow();
int y_offset = baseline - row->ascent_of_text();
int ph = pain.paperHeight();
int first = 0;
int y = y_offset;
while ((row != 0) && ((y+row->height()) <= 0)) {
y += row->height();
first += row->height();
row = row->next();
}
if (y_offset < 0) {
lt->top_y(-y_offset);
first = y;
y_offset = 0;
} else {
lt->top_y(first);
first = 0;
}
int yf = y_offset + first;
y = 0;
while ((row != 0) && (yf < ph)) {
RowPainter rp(*bv, *lt, *row);
rp.paint(y + y_offset + first, int(x), y + lt->top_y());
y += row->height();
yf += row->height();
row = row->next();
}
lt->clearPaint();
if ((drawFrame_ == ALWAYS) || (drawFrame_ == LOCKED && locked)) {
drawFrame(pain, int(start_x));
}
x += insetWidth - TEXT_TO_INSET_OFFSET;
if (need_update != INIT) {
need_update = NONE;
}
if (clear)
lt = 0;
}
void InsetText::drawFrame(Painter & pain, int x) const
{
static int const ttoD2 = TEXT_TO_INSET_OFFSET / 2;
frame_x = x + ttoD2;
frame_y = top_baseline - insetAscent + ttoD2;
frame_w = insetWidth - TEXT_TO_INSET_OFFSET;
frame_h = insetAscent + insetDescent - TEXT_TO_INSET_OFFSET;
pain.rectangle(frame_x, frame_y, frame_w, frame_h,
frame_color);
}
void InsetText::update(BufferView * bv, bool reinit)
{
if (in_update) {
if (reinit && owner()) {
reinitLyXText();
owner()->update(bv, true);
}
return;
}
in_update = true;
if (reinit || need_update == INIT) {
need_update = FULL;
// we should put this call where we set need_update to INIT!
reinitLyXText();
if (owner())
owner()->update(bv, true);
in_update = false;
int nw = getMaxWidth(bv, this);
if (nw > 0 && old_max_width != nw) {
need_update |= INIT;
old_max_width = nw;
}
return;
}
if (!autoBreakRows && paragraphs.begin()->next())
collapseParagraphs(bv);
if (the_locking_inset) {
inset_x = cix(bv) - top_x + drawTextXOffset;
inset_y = ciy(bv) + drawTextYOffset;
the_locking_inset->update(bv, reinit);
}
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
if ((need_update & CURSOR_PAR) && (lt->status() == LyXText::UNCHANGED) &&
the_locking_inset) {
lt->updateInset(the_locking_inset);
}
if (lt->status() == LyXText::NEED_MORE_REFRESH)
need_update |= FULL;
if (clear)
lt = 0;
in_update = false;
int nw = getMaxWidth(bv, this);
if (nw > 0 && old_max_width != nw) {
need_update |= INIT;
old_max_width = nw;
}
}
void InsetText::setUpdateStatus(BufferView * bv, int what) const
{
// this does nothing dangerous so use only a localized buffer
LyXText * llt = getLyXText(bv);
need_update |= what;
// we have to redraw us full if our LyXText NEED_MORE_REFRESH or
// if we don't break row so that we only have one row to update!
if ((llt->status() == LyXText::NEED_MORE_REFRESH) ||
(!autoBreakRows &&
(llt->status() == LyXText::NEED_VERY_LITTLE_REFRESH)))
{
need_update |= FULL;
} else if (llt->status() == LyXText::NEED_VERY_LITTLE_REFRESH) {
need_update |= CURSOR_PAR;
}
// this to not draw a selection when we redraw all of it!
if (need_update & CURSOR && !(need_update & SELECTION)) {
if (llt->selection.set())
need_update = FULL;
llt->clearSelection();
}
}
void InsetText::updateLocal(BufferView * bv, int what, bool mark_dirty)
{
if (!autoBreakRows && paragraphs.begin()->next())
collapseParagraphs(bv);
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
lt->fullRebreak();
setUpdateStatus(bv, what);
bool flag = mark_dirty ||
(((need_update != CURSOR) && (need_update != NONE)) ||
(lt->status() != LyXText::UNCHANGED) || lt->selection.set());
if (!lt->selection.set())
lt->selection.cursor = lt->cursor;
if (clear)
lt = 0;
#if 0
// IMO this is not anymore needed as we do this in fitInsetCursor!
// and we always get "true" as returnvalue of this function in the
// case of a locking inset (Jug 20020412)
if (locked && (need_update & CURSOR) && bv->fitCursor())
need_update |= FULL;
#else
bv->fitCursor();
#endif
if (flag)
bv->updateInset(const_cast<InsetText *>(this));
if (need_update == CURSOR)
need_update = NONE;
bv->owner()->view_state_changed();
bv->owner()->updateMenubar();
bv->owner()->updateToolbar();
if (old_par != cpar(bv)) {
bv->owner()->setLayout(cpar(bv)->layout()->name());
old_par = cpar(bv);
}
}
string const InsetText::editMessage() const
{
return _("Opened Text Inset");
}
void InsetText::edit(BufferView * bv, int x, int y, mouse_button::state button)
{
UpdatableInset::edit(bv, x, y, button);
if (!bv->lockInset(this)) {
lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
return;
}
locked = true;
the_locking_inset = 0;
inset_pos = inset_x = inset_y = 0;
inset_boundary = false;
inset_par = 0;
old_par = 0;
int tmp_y = (y < 0) ? 0 : y;
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
// 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, x, tmp_y, mouse_button::none)) {
lt->setCursorFromCoordinates(x - drawTextXOffset,
y + insetAscent);
lt->cursor.x_fix(lt->cursor.x());
}
lt->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.begin()->next() &&
bv->getParentLanguage(this) != lt->current_font.language())
{
LyXFont font(LyXFont::ALL_IGNORE);
font.setLanguage(bv->getParentLanguage(this));
setFont(bv, font, false);
}
if (clear)
lt = 0;
int code = CURSOR;
if (drawFrame_ == LOCKED)
code = CURSOR|DRAW_FRAME;
updateLocal(bv, code, false);
showInsetCursor(bv);
// Tell the paragraph dialog that we've entered an insettext.
bv->dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
}
void InsetText::edit(BufferView * bv, bool front)
{
UpdatableInset::edit(bv, front);
if (!bv->lockInset(this)) {
lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
return;
}
locked = true;
the_locking_inset = 0;
inset_pos = inset_x = inset_y = 0;
inset_boundary = false;
inset_par = 0;
old_par = 0;
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
if (front)
lt->setCursor(&*(paragraphs.begin()), 0);
else {
ParagraphList::iterator it = paragraphs.begin();
ParagraphList::iterator end = paragraphs.end();
while (boost::next(it) != end)
++it;
// int const pos = (p->size() ? p->size()-1 : p->size());
lt->setCursor(&*it, it->size());
}
lt->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.begin()->next() &&
bv->getParentLanguage(this) != lt->current_font.language()) {
LyXFont font(LyXFont::ALL_IGNORE);
font.setLanguage(bv->getParentLanguage(this));
setFont(bv, font, false);
}
if (clear)
lt = 0;
int code = CURSOR;
if (drawFrame_ == LOCKED)
code = CURSOR|DRAW_FRAME;
updateLocal(bv, code, false);
showInsetCursor(bv);
}
void InsetText::insetUnlock(BufferView * bv)
{
if (the_locking_inset) {
the_locking_inset->insetUnlock(bv);
the_locking_inset = 0;
updateLocal(bv, CURSOR_PAR, false);
}
hideInsetCursor(bv);
no_selection = true;
locked = false;
int code = NONE;
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
if (lt->selection.set()) {
lt->clearSelection();
code = FULL;
} else if (owner()) {
bv->owner()->setLayout(owner()->getLyXText(bv)
->cursor.par()->layout()->name());
} else
bv->owner()->setLayout(bv->text->cursor.par()->layout()->name());
// hack for deleteEmptyParMech
if (!paragraphs.begin()->empty()) {
lt->setCursor(&*(paragraphs.begin()), 0);
} else if (paragraphs.begin()->next()) {
lt->setCursor(paragraphs.begin()->next(), 0);
}
if (clear)
lt = 0;
#if 0
updateLocal(bv, code, false);
#else
if (code != NONE)
setUpdateStatus(bv, code);
#endif
}
void InsetText::lockInset(BufferView * bv)
{
locked = true;
the_locking_inset = 0;
inset_pos = inset_x = inset_y = 0;
inset_boundary = false;
inset_par = 0;
old_par = 0;
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
lt->setCursor(&*(paragraphs.begin()), 0);
lt->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.begin()->next() &&
bv->getParentLanguage(this) != lt->current_font.language()) {
LyXFont font(LyXFont::ALL_IGNORE);
font.setLanguage(bv->getParentLanguage(this));
setFont(bv, font, false);
}
if (clear)
lt = 0;
int code = CURSOR;
if (drawFrame_ == LOCKED)
code = CURSOR|DRAW_FRAME;
setUpdateStatus(bv, code);
}
void InsetText::lockInset(BufferView * bv, UpdatableInset * inset)
{
the_locking_inset = inset;
inset_x = cix(bv) - top_x + drawTextXOffset;
inset_y = ciy(bv) + drawTextYOffset;
inset_pos = cpos(bv);
inset_par = cpar(bv);
inset_boundary = cboundary(bv);
updateLocal(bv, CURSOR, false);
}
bool InsetText::lockInsetInInset(BufferView * bv, UpdatableInset * inset)
{
lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset("
<< inset << "): ";
if (!inset)
return false;
if (!the_locking_inset) {
Paragraph * p = &*(paragraphs.begin());
int const id = inset->id();
while(p) {
InsetList::iterator it =
p->insetlist.begin();
InsetList::iterator const end =
p->insetlist.end();
for (; it != end; ++it) {
if (it.getInset() == inset) {
getLyXText(bv)->setCursorIntern(p, it.getPos());
lockInset(bv, inset);
return true;
}
if (it.getInset()->getInsetFromID(id)) {
getLyXText(bv)->setCursorIntern(p, it.getPos());
it.getInset()->edit(bv);
return the_locking_inset->lockInsetInInset(bv, inset);
}
}
p = p->next();
}
return false;
}
if (inset == cpar(bv)->getInset(cpos(bv))) {
lyxerr[Debug::INSETS] << "OK" << endl;
lockInset(bv, inset);
return true;
} else if (the_locking_inset && (the_locking_inset == inset)) {
if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
lyxerr[Debug::INSETS] << "OK" << endl;
inset_x = cix(bv) - top_x + drawTextXOffset;
inset_y = ciy(bv) + drawTextYOffset;
} 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);
getLyXText(bv)->updateInset(inset);
the_locking_inset = 0;
if (lr)
moveRightIntern(bv, true, false);
old_par = 0; // force layout setting
if (scroll())
scroll(bv, 0.0F);
else
updateLocal(bv, CURSOR, false);
return true;
}
return the_locking_inset->unlockInsetInInset(bv, inset, lr);
}
bool InsetText::updateInsetInInset(BufferView * bv, Inset * inset)
{
if (!autoBreakRows && paragraphs.begin()->next())
collapseParagraphs(bv);
if (inset == this)
return true;
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
if (inset->owner() != this) {
int ustat = CURSOR_PAR;
bool found = false;
UpdatableInset * tl_inset = the_locking_inset;
if (tl_inset)
found = tl_inset->updateInsetInInset(bv, inset);
if (!found) {
tl_inset = static_cast<UpdatableInset *>(inset);
while(tl_inset->owner() && tl_inset->owner() != this)
tl_inset = static_cast<UpdatableInset *>(tl_inset->owner());
if (!tl_inset->owner())
return false;
found = tl_inset->updateInsetInInset(bv, inset);
ustat = FULL;
}
if (found)
lt->updateInset(tl_inset);
if (clear)
lt = 0;
if (found)
setUpdateStatus(bv, ustat);
return found;
}
bool found = lt->updateInset(inset);
if (clear)
lt = 0;
if (found) {
setUpdateStatus(bv, CURSOR_PAR);
if (the_locking_inset &&
cpar(bv) == inset_par && cpos(bv) == inset_pos)
{
inset_x = cix(bv) - top_x + drawTextXOffset;
inset_y = ciy(bv) + drawTextYOffset;
}
}
return found;
}
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 - drawTextXOffset;
int tmp_y = cmd.y + insetAscent - getLyXText(bv)->top_y();
Inset * inset = getLyXText(bv)->checkInsetHit(tmp_x, tmp_y);
hideInsetCursor(bv);
if (the_locking_inset) {
if (the_locking_inset == inset) {
the_locking_inset->localDispatch(cmd1);
return;
}
#if 0
else if (inset) {
// otherwise unlock the_locking_inset and lock the new inset
the_locking_inset->insetUnlock(bv);
inset_x = cix(bv) - top_x + drawTextXOffset;
inset_y = ciy(bv) + drawTextYOffset;
the_locking_inset = 0;
inset->localDispatch(cmd1);
// inset->edit(bv, x - inset_x, y - inset_y, button);
if (the_locking_inset)
updateLocal(bv, CURSOR, false);
return;
}
#endif
// 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, CURSOR, false);
return;
}
}
if (!inset) { // && (button == mouse_button::button2)) {
bool paste_internally = false;
if (cmd.button() == mouse_button::button2 && getLyXText(bv)->selection.set()) {
localDispatch(FuncRequest(bv, LFUN_COPY));
paste_internally = true;
}
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
int old_top_y = lt->top_y();
lt->setCursorFromCoordinates(cmd.x - drawTextXOffset,
cmd.y + insetAscent);
// set the selection cursor!
lt->selection.cursor = lt->cursor;
lt->cursor.x_fix(lt->cursor.x());
if (lt->selection.set()) {
lt->clearSelection();
if (clear)
lt = 0;
updateLocal(bv, FULL, false);
} else {
lt->clearSelection();
if (clear)
lt = 0;
updateLocal(bv, CURSOR, false);
}
bv->owner()->setLayout(cpar(bv)->layout()->name());
// we moved the view we cannot do mouse selection in this case!
if (getLyXText(bv)->top_y() != old_top_y)
no_selection = true;
old_par = cpar(bv);
// 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();
}
showInsetCursor(bv);
}
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 - drawTextXOffset;
int tmp_y = cmd.y + insetAscent - getLyXText(bv)->top_y();
Inset * inset = getLyXText(bv)->checkInsetHit(tmp_x, tmp_y);
bool ret = false;
if (inset) {
if (isHighlyEditableInset(inset))
ret = inset->localDispatch(cmd1);
else {
inset_x = cix(bv) - top_x + drawTextXOffset;
inset_y = ciy(bv) + drawTextYOffset;
cmd1.x = cmd.x - inset_x;
cmd1.y = cmd.x - inset_y;
// note that we should do ret = inset->localDispatch(cmd1)
// and fix this instead (Alfredo);
ret = true;
inset->edit(bv, cmd1.x, cmd1.y, cmd.button());
}
updateLocal(bv, CURSOR_PAR, 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();
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
hideInsetCursor(bv);
LyXCursor cur = lt->cursor;
lt->setCursorFromCoordinates
(cmd.x - drawTextXOffset, cmd.y + insetAscent);
lt->cursor.x_fix(lt->cursor.x());
if (cur == lt->cursor) {
if (clear)
lt = 0;
return;
}
lt->setSelection();
bool flag = (lt->toggle_cursor.par() != lt->toggle_end_cursor.par() ||
lt->toggle_cursor.pos() != lt->toggle_end_cursor.pos());
if (clear)
lt = 0;
if (flag) {
updateLocal(bv, SELECTION, false);
}
showInsetCursor(bv);
}
Inset::RESULT InsetText::localDispatch(FuncRequest const & ev)
{
BufferView * bv = ev.view();
switch (ev.action) {
case LFUN_MOUSE_PRESS:
lfunMousePress(ev);
return DISPATCHED;
case LFUN_MOUSE_MOTION:
lfunMouseMotion(ev);
return DISPATCHED;
case LFUN_MOUSE_RELEASE:
return lfunMouseRelease(ev) ? DISPATCHED : UNDISPATCHED;
default:
break;
}
bool was_empty = (paragraphs.begin()->empty() && !paragraphs.begin()->next());
no_selection = false;
RESULT result = UpdatableInset::localDispatch(ev);
if (result != UNDISPATCHED)
return DISPATCHED;
result = DISPATCHED;
if (ev.action < 0 && ev.argument.empty())
return FINISHED;
if (the_locking_inset) {
result = the_locking_inset->localDispatch(ev);
if (result == DISPATCHED_NOUPDATE)
return result;
else if (result == DISPATCHED) {
updateLocal(bv, CURSOR_PAR, false);
return result;
} else if (result >= FINISHED) {
switch (result) {
case FINISHED_RIGHT:
moveRightIntern(bv, false, false);
result = DISPATCHED;
break;
case FINISHED_UP:
if ((result = moveUp(bv)) >= FINISHED) {
updateLocal(bv, CURSOR, false);
bv->unlockInset(this);
}
break;
case FINISHED_DOWN:
if ((result = moveDown(bv)) >= FINISHED) {
updateLocal(bv, CURSOR, false);
bv->unlockInset(this);
}
break;
default:
result = DISPATCHED;
break;
}
the_locking_inset = 0;
updateLocal(bv, CURSOR, false);
return result;
}
}
hideInsetCursor(bv);
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
int updwhat = 0;
int updflag = false;
switch (ev.action) {
// Normal chars
case LFUN_SELFINSERT:
if (bv->buffer()->isReadonly()) {
// setErrorMessage(N_("Document is read only"));
break;
}
if (!ev.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!
setUndo(bv, Undo::INSERT,
lt->cursor.par(), lt->cursor.par()->next());
#endif
bv->switchKeyMap();
if (lyxrc.auto_region_delete) {
if (lt->selection.set()) {
lt->cutSelection(false, false);
}
}
lt->clearSelection();
for (string::size_type i = 0; i < ev.argument.length(); ++i) {
bv->owner()->getIntl().getTransManager().
TranslateAndInsert(ev.argument[i], lt);
}
}
lt->selection.cursor = lt->cursor;
updwhat = CURSOR | CURSOR_PAR;
updflag = true;
result = DISPATCHED_NOUPDATE;
break;
// --- Cursor Movements -----------------------------------
case LFUN_RIGHTSEL:
finishUndo();
moveRight(bv, false, true);
lt->setSelection();
updwhat = SELECTION;
break;
case LFUN_RIGHT:
result = moveRight(bv);
finishUndo();
updwhat = CURSOR;
break;
case LFUN_LEFTSEL:
finishUndo();
moveLeft(bv, false, true);
lt->setSelection();
updwhat = SELECTION;
break;
case LFUN_LEFT:
finishUndo();
result = moveLeft(bv);
updwhat = CURSOR;
break;
case LFUN_DOWNSEL:
finishUndo();
moveDown(bv);
lt->setSelection();
updwhat = SELECTION;
break;
case LFUN_DOWN:
finishUndo();
result = moveDown(bv);
updwhat = CURSOR;
break;
case LFUN_UPSEL:
finishUndo();
moveUp(bv);
lt->setSelection();
updwhat = SELECTION;
break;
case LFUN_UP:
finishUndo();
result = moveUp(bv);
updwhat = CURSOR;
break;
case LFUN_HOME:
finishUndo();
lt->cursorHome();
updwhat = CURSOR;
break;
case LFUN_END:
lt->cursorEnd();
updwhat = CURSOR;
break;
case LFUN_PRIOR:
if (!crow(bv)->previous())
result = FINISHED_UP;
else {
lt->cursorPrevious();
result = DISPATCHED_NOUPDATE;
}
updwhat = CURSOR;
break;
case LFUN_NEXT:
if (!crow(bv)->next())
result = FINISHED_DOWN;
else {
lt->cursorNext();
result = DISPATCHED_NOUPDATE;
}
updwhat = CURSOR;
break;
case LFUN_BACKSPACE: {
if (lt->selection.set())
lt->cutSelection(true, false);
else
lt->backspace();
updwhat = CURSOR_PAR;
updflag = true;
}
break;
case LFUN_DELETE: {
if (lt->selection.set()) {
lt->cutSelection(true, false);
} else {
lt->Delete();
}
updwhat = CURSOR_PAR;
updflag = true;
}
break;
case LFUN_CUT: {
lt->cutSelection(bv);
updwhat = CURSOR_PAR;
updflag = true;
}
break;
case LFUN_COPY:
finishUndo();
lt->copySelection();
updwhat = CURSOR_PAR;
break;
case LFUN_PASTESELECTION:
{
string const clip(bv->getClipboard());
if (clip.empty())
break;
if (ev.argument == "paragraph") {
lt->insertStringAsParagraphs(clip);
} else {
lt->insertStringAsLines(clip);
}
// bug 393
lt->clearSelection();
updwhat = CURSOR_PAR;
updflag = true;
break;
}
case LFUN_PASTE: {
if (!autoBreakRows) {
if (CutAndPaste::nrOfParagraphs() > 1) {
Alert::alert(_("Impossible operation!"),
_("Cannot include more than one paragraph!"),
_("Sorry."));
break;
}
}
#if 0
// This should not be needed here and is also WRONG!
setUndo(bv, Undo::INSERT,
lt->cursor.par(), lt->cursor.par()->next());
#endif
lt->pasteSelection();
// bug 393
lt->clearSelection();
updwhat = CURSOR_PAR;
updflag = true;
}
break;
case LFUN_BREAKPARAGRAPH:
if (!autoBreakRows) {
result = DISPATCHED;
break;
}
lt->breakParagraph(paragraphs, 0);
updwhat = CURSOR | FULL;
updflag = true;
break;
case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
if (!autoBreakRows) {
result = DISPATCHED;
break;
}
lt->breakParagraph(paragraphs, 1);
updwhat = CURSOR | FULL;
updflag = true;
break;
case LFUN_BREAKLINE: {
if (!autoBreakRows) {
result = DISPATCHED;
break;
}
#if 0
// This should not be needed here and is also WRONG!
setUndo(bv, Undo::INSERT,
lt->cursor.par(), lt->cursor.par()->next());
#endif
lt->insertInset(new InsetNewline);
updwhat = CURSOR | CURSOR_PAR;
updflag = true;
}
break;
case LFUN_LAYOUT:
// do not set layouts on non breakable textinsets
if (autoBreakRows) {
string cur_layout = cpar(bv)->layout()->name();
// Derive layout number from given argument (string)
// and current buffer's textclass (number). */
LyXTextClass const & tclass =
bv->buffer()->params.getLyXTextClass();
string layout = ev.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 ") + ev.argument + N_(" not known"));
bv->owner()->dispatch(lf);
break;
}
if (cur_layout != layout) {
cur_layout = layout;
lt->setLayout(layout);
bv->owner()->setLayout(cpar(bv)->layout()->name());
updwhat = CURSOR_PAR;
updflag = true;
}
} else {
// reset the layout box
bv->owner()->setLayout(cpar(bv)->layout()->name());
}
break;
case LFUN_PARAGRAPH_SPACING:
// This one is absolutely not working. When fiddling with this
// it also seems to me that the paragraphs inside the insettext
// inherit bufferparams/paragraphparams in a strange way. (Lgb)
{
Paragraph * par = lt->cursor.par();
Spacing::Space cur_spacing = par->params().spacing().getSpace();
float cur_value = 1.0;
if (cur_spacing == Spacing::Other) {
cur_value = par->params().spacing().getValue();
}
istringstream istr(ev.argument.c_str());
string tmp;
istr >> tmp;
Spacing::Space new_spacing = cur_spacing;
float new_value = cur_value;
if (tmp.empty()) {
lyxerr << "Missing argument to `paragraph-spacing'"
<< endl;
} else if (tmp == "single") {
new_spacing = Spacing::Single;
} else if (tmp == "onehalf") {
new_spacing = Spacing::Onehalf;
} else if (tmp == "double") {
new_spacing = Spacing::Double;
} else if (tmp == "other") {
new_spacing = Spacing::Other;
float tmpval = 0.0;
istr >> tmpval;
lyxerr << "new_value = " << tmpval << endl;
if (tmpval != 0.0)
new_value = tmpval;
} else if (tmp == "default") {
new_spacing = Spacing::Default;
} else {
lyxerr << _("Unknown spacing argument: ")
<< ev.argument << endl;
}
if (cur_spacing != new_spacing || cur_value != new_value) {
par->params().spacing(Spacing(new_spacing, new_value));
updwhat = CURSOR_PAR;
updflag = true;
}
}
break;
default:
if (!bv->dispatch(ev))
result = UNDISPATCHED;
break;
}
if (clear)
lt = 0;
if (updwhat > 0)
updateLocal(bv, updwhat, 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.begin()->next()) {
LyXFont font(LyXFont::ALL_IGNORE);
font.setLanguage(bv->getParentLanguage(this));
setFont(bv, font, false);
}
if (result >= FINISHED)
bv->unlockInset(this);
if (result == DISPATCHED_NOUPDATE && (need_update & FULL))
result = DISPATCHED;
return result;
}
int InsetText::latex(Buffer const * buf, ostream & os,
bool moving_arg, bool) const
{
TexRow texrow;
latexParagraphs(buf, paragraphs,
paragraphs.begin(), paragraphs.end(),
os, texrow, moving_arg);
return texrow.rows();
}
int InsetText::ascii(Buffer const * buf, ostream & os, int linelen) const
{
unsigned int lines = 0;
ParagraphList::iterator beg = paragraphs.begin();
ParagraphList::iterator end = paragraphs.end();
ParagraphList::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::docbook(Buffer const * buf, ostream & os, bool mixcont) const
{
Paragraph * p = &*(paragraphs.begin());
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
while (p) {
string sgmlparam;
int desc_on = 0; // description mode
LyXLayout_ptr const & style = p->layout();
// environment tag closing
for (; depth > p->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 == p->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->sgmlError(p, 0, _("Error: LatexType Command not allowed here.\n"));
return -1;
break;
case LATEX_ENVIRONMENT:
case LATEX_ITEM_ENVIRONMENT:
if (depth < p->params().depth()) {
depth = p->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, p, desc_on, depth + 1 + command_depth);
p = p->next();
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::getCursorPos(BufferView * bv, int & x, int & y) const
{
if (the_locking_inset) {
the_locking_inset->getCursorPos(bv, x, y);
return;
}
x = cx(bv) - top_x - TEXT_TO_INSET_OFFSET;
y = cy(bv) - TEXT_TO_INSET_OFFSET;
}
int InsetText::insetInInsetY() const
{
if (!the_locking_inset)
return 0;
return (inset_y + the_locking_inset->insetInInsetY());
}
void InsetText::toggleInsetCursor(BufferView * bv)
{
if (the_locking_inset) {
the_locking_inset->toggleInsetCursor(bv);
return;
}
LyXFont const font(getLyXText(bv)->getFont(bv->buffer(), cpar(bv), cpos(bv)));
int const asc = font_metrics::maxAscent(font);
int const desc = font_metrics::maxDescent(font);
if (isCursorVisible())
bv->hideLockedInsetCursor();
else
bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
toggleCursorVisible();
}
void InsetText::showInsetCursor(BufferView * bv, bool show)
{
if (the_locking_inset) {
the_locking_inset->showInsetCursor(bv, show);
return;
}
if (!isCursorVisible()) {
LyXFont const font =
getLyXText(bv)->getFont(bv->buffer(), cpar(bv), cpos(bv));
int const asc = font_metrics::maxAscent(font);
int const desc = font_metrics::maxDescent(font);
bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
if (show)
bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
setCursorVisible(true);
}
}
void InsetText::hideInsetCursor(BufferView * bv)
{
if (isCursorVisible()) {
bv->hideLockedInsetCursor();
setCursorVisible(false);
}
if (the_locking_inset)
the_locking_inset->hideInsetCursor(bv);
}
void InsetText::fitInsetCursor(BufferView * bv) const
{
if (the_locking_inset) {
the_locking_inset->fitInsetCursor(bv);
return;
}
LyXFont const font =
getLyXText(bv)->getFont(bv->buffer(), cpar(bv), cpos(bv));
int const asc = font_metrics::maxAscent(font);
int const desc = font_metrics::maxDescent(font);
if (bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc))
need_update |= FULL;
}
Inset::RESULT
InsetText::moveRight(BufferView * bv, bool activate_inset, bool selecting)
{
if (getLyXText(bv)->cursor.par()->isRightToLeftPar(bv->buffer()->params))
return moveLeftIntern(bv, false, activate_inset, selecting);
else
return moveRightIntern(bv, true, activate_inset, selecting);
}
Inset::RESULT
InsetText::moveLeft(BufferView * bv, bool activate_inset, bool selecting)
{
if (getLyXText(bv)->cursor.par()->isRightToLeftPar(bv->buffer()->params))
return moveRightIntern(bv, true, activate_inset, selecting);
else
return moveLeftIntern(bv, false, activate_inset, selecting);
}
Inset::RESULT
InsetText::moveRightIntern(BufferView * bv, bool front,
bool activate_inset, bool selecting)
{
if (!cpar(bv)->next() && (cpos(bv) >= cpar(bv)->size()))
return FINISHED_RIGHT;
if (activate_inset && checkAndActivateInset(bv, front))
return DISPATCHED;
getLyXText(bv)->cursorRight(bv);
if (!selecting)
getLyXText(bv)->selection.cursor = getLyXText(bv)->cursor;
return DISPATCHED_NOUPDATE;
}
Inset::RESULT
InsetText::moveLeftIntern(BufferView * bv, bool front,
bool activate_inset, bool selecting)
{
if (!cpar(bv)->previous() && (cpos(bv) <= 0))
return FINISHED;
getLyXText(bv)->cursorLeft(bv);
if (!selecting)
getLyXText(bv)->selection.cursor = getLyXText(bv)->cursor;
if (activate_inset && checkAndActivateInset(bv, front))
return DISPATCHED;
return DISPATCHED_NOUPDATE;
}
Inset::RESULT InsetText::moveUp(BufferView * bv)
{
if (!crow(bv)->previous())
return FINISHED_UP;
getLyXText(bv)->cursorUp(bv);
return DISPATCHED_NOUPDATE;
}
Inset::RESULT InsetText::moveDown(BufferView * bv)
{
if (!crow(bv)->next())
return FINISHED_DOWN;
getLyXText(bv)->cursorDown(bv);
return DISPATCHED_NOUPDATE;
}
bool InsetText::insertInset(BufferView * bv, Inset * inset)
{
if (the_locking_inset) {
if (the_locking_inset->insetAllowed(inset))
return the_locking_inset->insertInset(bv, inset);
return false;
}
inset->setOwner(this);
hideInsetCursor(bv);
getLyXText(bv)->insertInset(inset);
bv->fitCursor();
updateLocal(bv, CURSOR_PAR|CURSOR, true);
return true;
}
bool InsetText::insetAllowed(Inset::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(Inset::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;
}
vector<string> const InsetText::getLabelList() const
{
vector<string> label_list;
ParagraphList::iterator pit = paragraphs.begin();
ParagraphList::iterator pend = paragraphs.end();
for (; pit != pend; ++pit) {
InsetList::iterator beg = pit->insetlist.begin();
InsetList::iterator end = pit->insetlist.end();
for (; beg != end; ++beg) {
vector<string> const l = beg.getInset()->getLabelList();
label_list.insert(label_list.end(), l.begin(), l.end());
}
}
return label_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.begin()->next() && paragraphs.begin()->empty()) || cpar(bv)->empty()) {
getLyXText(bv)->setFont(font, toggleall);
return;
}
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
if (lt->selection.set()) {
setUndo(bv, Undo::EDIT, lt->cursor.par(), lt->cursor.par()->next());
}
if (selectall)
selectAll(bv);
lt->toggleFree(font, toggleall);
if (selectall)
lt->clearSelection();
bv->fitCursor();
bool flag = (selectall || lt->selection.set());
if (clear)
lt = 0;
if (flag)
updateLocal(bv, FULL, true);
else
updateLocal(bv, CURSOR_PAR, true);
}
bool InsetText::checkAndActivateInset(BufferView * bv, bool front)
{
if (cpar(bv)->isInset(cpos(bv))) {
Inset * inset =
static_cast<UpdatableInset*>(cpar(bv)->getInset(cpos(bv)));
if (!isHighlyEditableInset(inset))
return false;
inset->edit(bv, front);
if (!the_locking_inset)
return false;
updateLocal(bv, CURSOR, false);
return true;
}
return false;
}
bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
mouse_button::state button)
{
x -= drawTextXOffset;
int dummyx = x;
int dummyy = y + insetAscent;
Inset * 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) {
if (x < 0)
x = insetWidth;
if (y < 0)
y = insetDescent;
inset_x = cix(bv) - top_x + drawTextXOffset;
inset_y = ciy(bv) + drawTextYOffset;
inset->edit(bv, x - inset_x, y - inset_y, button);
if (!the_locking_inset)
return false;
updateLocal(bv, CURSOR, false);
return true;
}
return false;
}
int InsetText::getMaxWidth(BufferView * bv, UpdatableInset const * inset) const
{
#if 0
int w = UpdatableInset::getMaxWidth(bv, inset);
if (w < 0) {
return -1;
}
if (owner()) {
w = w - top_x + owner()->x();
return w;
}
w -= (2 * TEXT_TO_INSET_OFFSET);
return w - top_x;
#else
return UpdatableInset::getMaxWidth(bv, inset);
#endif
}
void InsetText::setParagraphData(Paragraph * p, bool same_id)
{
// we have to unlock any locked inset otherwise we're in troubles
the_locking_inset = 0;
paragraphs.clear();
paragraphs.set(new Paragraph(*p, same_id));
paragraphs.begin()->setInsetOwner(this);
Paragraph * np = &*(paragraphs.begin());
while (p->next()) {
p = p->next();
np->next(new Paragraph(*p, same_id));
np->next()->previous(np);
np = np->next();
np->setInsetOwner(this);
}
reinitLyXText();
need_update = INIT;
}
void InsetText::markNew(bool track_changes)
{
ParagraphList::iterator pit = paragraphs.begin();
ParagraphList::iterator pend = paragraphs.end();
for (; pit != pend; ++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);
reinitLyXText();
}
void InsetText::setAutoBreakRows(bool flag)
{
if (flag != autoBreakRows) {
autoBreakRows = flag;
if (!flag)
removeNewlines();
need_update = INIT;
}
}
void InsetText::setDrawFrame(BufferView * bv, DrawFrame how)
{
if (how != drawFrame_) {
drawFrame_ = how;
if (bv)
updateLocal(bv, DRAW_FRAME, false);
}
}
void InsetText::setFrameColor(BufferView * bv, LColor::color col)
{
if (frame_color != col) {
frame_color = col;
if (bv)
updateLocal(bv, DRAW_FRAME, false);
}
}
int InsetText::cx(BufferView * bv) const
{
// we do nothing dangerous so we use a local cache
LyXText * llt = getLyXText(bv);
int x = llt->cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
if (the_locking_inset) {
LyXFont font = llt->getFont(bv->buffer(), llt->cursor.par(),
llt->cursor.pos());
if (font.isVisibleRightToLeft())
x -= the_locking_inset->width(bv, font);
}
return x;
}
int InsetText::cix(BufferView * bv) const
{
// we do nothing dangerous so we use a local cache
LyXText * llt = getLyXText(bv);
int x = llt->cursor.ix() + top_x + TEXT_TO_INSET_OFFSET;
if (the_locking_inset) {
LyXFont font = llt->getFont(bv->buffer(), llt->cursor.par(),
llt->cursor.pos());
if (font.isVisibleRightToLeft())
x -= the_locking_inset->width(bv, font);
}
return x;
}
int InsetText::cy(BufferView * bv) const
{
LyXFont font;
return getLyXText(bv)->cursor.y() - ascent(bv, font) + TEXT_TO_INSET_OFFSET;
}
int InsetText::ciy(BufferView * bv) const
{
LyXFont font;
return getLyXText(bv)->cursor.iy() - ascent(bv, font) + TEXT_TO_INSET_OFFSET;
}
pos_type InsetText::cpos(BufferView * bv) const
{
return getLyXText(bv)->cursor.pos();
}
Paragraph * InsetText::cpar(BufferView * bv) const
{
return getLyXText(bv)->cursor.par();
}
bool InsetText::cboundary(BufferView * bv) const
{
return getLyXText(bv)->cursor.boundary();
}
Row * InsetText::crow(BufferView * bv) const
{
return getLyXText(bv)->cursor.row();
}
LyXText * InsetText::getLyXText(BufferView const * lbv,
bool const recursive) const
{
if (cached_bview == lbv) {
if (recursive && the_locking_inset)
return the_locking_inset->getLyXText(lbv, true);
LyXText * lt = cached_text.get();
lyx::Assert(lt && lt->firstRow()->par() == &*(paragraphs.begin()));
return lt;
}
// Super UGLY! (Lgb)
BufferView * bv = const_cast<BufferView *>(lbv);
cached_bview = bv;
Cache::iterator it = cache.find(bv);
if (it != cache.end()) {
if (do_reinit) {
reinitLyXText();
} else if (do_resize) {
resizeLyXText(do_resize);
} else {
if (lt || !it->second.remove) {
lyx::Assert(it->second.text.get());
cached_text = it->second.text;
if (recursive && the_locking_inset) {
return the_locking_inset->getLyXText(bv, true);
}
return cached_text.get();
} else if (it->second.remove) {
if (locked) {
saveLyXTextState(it->second.text.get());
} else {
sstate.lpar = 0;
}
}
//
// when we have to reinit the existing LyXText!
//
it->second.text->init(bv);
restoreLyXTextState(it->second.text.get());
it->second.remove = false;
}
cached_text = it->second.text;
if (the_locking_inset && recursive) {
return the_locking_inset->getLyXText(bv);
}
return cached_text.get();
}
///
// we are here only if we don't have a BufferView * in the cache!!!
///
cached_text.reset(new LyXText(bv, const_cast<InsetText *>(this)));
cached_text->init(bv);
restoreLyXTextState(cached_text.get());
cache.insert(make_pair(bv, cached_text));
if (the_locking_inset && recursive) {
return the_locking_inset->getLyXText(bv);
}
return cached_text.get();
}
void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
{
cached_bview = 0;
Cache::iterator it = cache.find(bv);
if (it == cache.end()) {
return;
}
lyx::Assert(it->second.text.get());
it->second.remove = true;
if (recursive) {
/// then remove all LyXText in text-insets
for_each(paragraphs.begin(), paragraphs.end(),
boost::bind(&Paragraph::deleteInsetsLyXText, _1, bv));
}
}
void InsetText::resizeLyXText(BufferView * bv, bool force) const
{
if (lt) {
// we cannot resize this because we are in use!
// so do this on the next possible getLyXText()
do_resize = bv;
return;
}
do_resize = 0;
if (!paragraphs.begin()->next() && paragraphs.begin()->empty()) { // no data, resize not neccessary!
// we have to do this as a fixed width may have changed!
LyXText * t = getLyXText(bv);
saveLyXTextState(t);
t->init(bv, true);
restoreLyXTextState(t);
return;
}
// one endless line, resize normally not necessary
if (!force && getMaxWidth(bv, this) < 0)
return;
Cache::iterator it = cache.find(bv);
if (it == cache.end()) {
return;
}
lyx::Assert(it->second.text.get());
LyXText * t = it->second.text.get();
saveLyXTextState(t);
for_each(paragraphs.begin(), paragraphs.end(),
boost::bind(&Paragraph::resizeInsetsLyXText, _1, bv));
t->init(bv, true);
restoreLyXTextState(t);
if (the_locking_inset) {
inset_x = cix(bv) - top_x + drawTextXOffset;
inset_y = ciy(bv) + drawTextYOffset;
}
t->top_y(bv->screen().topCursorVisible(t->cursor, t->top_y()));
if (!owner()) {
const_cast<InsetText*>(this)->updateLocal(bv, FULL, false);
// this will scroll the screen such that the cursor becomes visible
bv->updateScrollbar();
} else {
need_update |= FULL;
}
}
void InsetText::reinitLyXText() const
{
if (lt) {
// we cannot resize this because we are in use!
// so do this on the next possible getLyXText()
do_reinit = true;
return;
}
do_reinit = false;
do_resize = 0;
for (Cache::iterator it = cache.begin(); it != cache.end(); ++it) {
lyx::Assert(it->second.text.get());
LyXText * t = it->second.text.get();
BufferView * bv = it->first;
saveLyXTextState(t);
for_each(paragraphs.begin(), paragraphs.end(),
boost::bind(&Paragraph::resizeInsetsLyXText, _1, bv));
t->init(bv, true);
restoreLyXTextState(t);
if (the_locking_inset) {
inset_x = cix(bv) - top_x + drawTextXOffset;
inset_y = ciy(bv) + drawTextYOffset;
}
t->top_y(bv->screen().topCursorVisible(t->cursor, t->top_y()));
if (!owner()) {
const_cast<InsetText*>(this)->updateLocal(bv, FULL, false);
// this will scroll the screen such that the cursor becomes visible
bv->updateScrollbar();
} else {
need_update = FULL;
}
}
}
void InsetText::removeNewlines()
{
bool changed = false;
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)) {
changed = true;
it->erase(i);
}
}
}
if (changed)
reinitLyXText();
}
bool InsetText::nodraw() const
{
if (the_locking_inset)
return the_locking_inset->nodraw();
return UpdatableInset::nodraw();
}
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::selectAll(BufferView * bv)
{
getLyXText(bv)->cursorTop();
getLyXText(bv)->selection.cursor = getLyXText(bv)->cursor;
getLyXText(bv)->cursorBottom();
getLyXText(bv)->setSelection();
}
void InsetText::clearSelection(BufferView * bv)
{
getLyXText(bv)->clearSelection();
}
void InsetText::clearInset(BufferView * bv, int start_x, int baseline) const
{
Painter & pain = bv->painter();
int w = insetWidth;
int h = insetAscent + insetDescent;
int ty = baseline - insetAscent;
if (ty < 0) {
h += ty;
ty = 0;
}
if ((ty + h) > pain.paperHeight())
h = pain.paperHeight();
if ((top_x + drawTextXOffset + w) > pain.paperWidth())
w = pain.paperWidth();
pain.fillRectangle(start_x + 1, ty + 1, w - 3, h - 1, backgroundColor());
need_update = FULL;
}
Paragraph * InsetText::firstParagraph() const
{
Paragraph * result;
if (the_locking_inset)
if ((result = the_locking_inset->firstParagraph()))
return result;
return &*(paragraphs.begin());
}
Paragraph * InsetText::getFirstParagraph(int i) const
{
return (i == 0) ? &*(paragraphs.begin()) : 0;
}
LyXCursor const & InsetText::cursor(BufferView * bv) const
{
if (the_locking_inset)
return the_locking_inset->cursor(bv);
return getLyXText(bv)->cursor;
}
Paragraph * InsetText::paragraph() const
{
return &*(paragraphs.begin());
}
void InsetText::paragraph(Paragraph * p)
{
// GENERAL COMMENT: We don't have to free the old paragraphs as the
// caller of this function has to take care of it. This IS important
// as we could have to insert a paragraph before this one and just
// link the actual to a new ones next and set it with this function
// and are done!
paragraphs.set(p);
// set ourself as owner for all the paragraphs inserted!
for_each(paragraphs.begin(), paragraphs.end(),
boost::bind(&Paragraph::setInsetOwner, _1, this));
reinitLyXText();
// redraw myself when asked for
need_update = INIT;
}
Inset * InsetText::getInsetFromID(int id_arg) const
{
if (id_arg == id())
return const_cast<InsetText *>(this);
ParagraphList::iterator pit = paragraphs.begin();
ParagraphList::iterator pend = paragraphs.end();
for (; pit != pend; ++pit) {
InsetList::iterator it = pit->insetlist.begin();
InsetList::iterator end = pit->insetlist.end();
for (; it != end; ++it) {
if (it.getInset()->id() == id_arg)
return it.getInset();
Inset * in = it.getInset()->getInsetFromID(id_arg);
if (in)
return in;
}
}
return 0;
}
WordLangTuple const
InsetText::selectNextWordToSpellcheck(BufferView * bv,
float & value) const
{
bool clear = false;
WordLangTuple word;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
if (the_locking_inset) {
word = the_locking_inset->selectNextWordToSpellcheck(bv, value);
if (!word.word().empty()) {
value += cy(bv);
if (clear)
lt = 0;
return word;
}
// we have to go on checking so move cursor to the next char
lt->cursor.pos(lt->cursor.pos() + 1);
}
word = lt->selectNextWordToSpellcheck(value);
if (word.word().empty())
bv->unlockInset(const_cast<InsetText *>(this));
else
value = cy(bv);
if (clear)
lt = 0;
return word;
}
void InsetText::selectSelectedWord(BufferView * bv)
{
if (the_locking_inset) {
the_locking_inset->selectSelectedWord(bv);
return;
}
getLyXText(bv)->selectSelectedWord();
updateLocal(bv, SELECTION, false);
}
void InsetText::toggleSelection(BufferView * bv, bool kill_selection)
{
if (the_locking_inset) {
the_locking_inset->toggleSelection(bv, kill_selection);
}
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
int x = top_x + TEXT_TO_INSET_OFFSET;
Row * row = lt->firstRow();
int y_offset = top_baseline - row->ascent_of_text();
int y = y_offset;
while ((row != 0) && ((y+row->height()) <= 0)) {
y += row->height();
row = row->next();
}
if (y_offset < 0)
y_offset = y;
if (need_update & SELECTION)
need_update = NONE;
bv->screen().toggleSelection(lt, bv, kill_selection, y_offset, x);
if (clear)
lt = 0;
}
bool InsetText::nextChange(BufferView * bv, lyx::pos_type & length)
{
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
if (the_locking_inset) {
if (the_locking_inset->nextChange(bv, length))
return true;
lt->cursorRight(true);
}
lyxfind::SearchResult result =
lyxfind::findNextChange(bv, lt, length);
if (result == lyxfind::SR_FOUND) {
LyXCursor cur = lt->cursor;
bv->unlockInset(bv->theLockingInset());
if (bv->lockInset(this))
locked = true;
lt->cursor = cur;
lt->setSelectionRange(length);
updateLocal(bv, SELECTION, false);
}
if (clear)
lt = 0;
return result != lyxfind::SR_NOT_FOUND;
}
bool InsetText::searchForward(BufferView * bv, string const & str,
bool cs, bool mw)
{
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
if (the_locking_inset) {
if (the_locking_inset->searchForward(bv, str, cs, mw))
return true;
lt->cursorRight(true);
}
lyxfind::SearchResult result =
lyxfind::LyXFind(bv, lt, str, true, cs, mw);
if (result == lyxfind::SR_FOUND) {
LyXCursor cur = lt->cursor;
bv->unlockInset(bv->theLockingInset());
if (bv->lockInset(this))
locked = true;
lt->cursor = cur;
lt->setSelectionRange(str.length());
updateLocal(bv, SELECTION, false);
}
if (clear)
lt = 0;
return (result != lyxfind::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;
}
bool clear = false;
if (!lt) {
lt = getLyXText(bv);
clear = true;
}
if (!locked) {
Paragraph * p = &*(paragraphs.begin());
while (p->next())
p = p->next();
lt->setCursor(p, p->size());
}
lyxfind::SearchResult result =
lyxfind::LyXFind(bv, lt, str, false, cs, mw);
if (result == lyxfind::SR_FOUND) {
LyXCursor cur = lt->cursor;
bv->unlockInset(bv->theLockingInset());
if (bv->lockInset(this))
locked = true;
lt->cursor = cur;
lt->setSelectionRange(str.length());
updateLocal(bv, SELECTION, false);
}
if (clear)
lt = 0;
return (result != lyxfind::SR_NOT_FOUND);
}
bool InsetText::checkInsertChar(LyXFont & font)
{
if (owner())
return owner()->checkInsertChar(font);
return true;
}
void InsetText::collapseParagraphs(BufferView * bv)
{
LyXText * llt = getLyXText(bv);
while (paragraphs.begin()->next()) {
if (!paragraphs.begin()->empty() && !paragraphs.begin()->next()->empty() &&
!paragraphs.begin()->isSeparator(paragraphs.begin()->size() - 1))
{
paragraphs.begin()->insertChar(paragraphs.begin()->size(), ' ');
}
if (llt->selection.set()) {
if (llt->selection.start.par() == paragraphs.begin()->next()) {
llt->selection.start.par(&*(paragraphs.begin()));
llt->selection.start.pos(
llt->selection.start.pos() + paragraphs.begin()->size());
}
if (llt->selection.end.par() == paragraphs.begin()->next()) {
llt->selection.end.par(&*(paragraphs.begin()));
llt->selection.end.pos(
llt->selection.end.pos() + paragraphs.begin()->size());
}
}
mergeParagraph(bv->buffer()->params, paragraphs, paragraphs.begin());
}
reinitLyXText();
}
void InsetText::getDrawFont(LyXFont & font) const
{
if (!owner())
return;
owner()->getDrawFont(font);
}
void InsetText::appendParagraphs(Buffer * buffer,
Paragraph * newpar)
{
BufferParams const & bparams = buffer->params;
Paragraph * buf;
Paragraph * tmpbuf = newpar;
Paragraph * lastbuffer = buf = new Paragraph(*tmpbuf, false);
if (bparams.tracking_changes)
buf->cleanChanges();
while (tmpbuf->next()) {
tmpbuf = tmpbuf->next();
lastbuffer->next(new Paragraph(*tmpbuf, false));
lastbuffer->next()->previous(lastbuffer);
lastbuffer = lastbuffer->next();
if (bparams.tracking_changes)
lastbuffer->cleanChanges();
}
lastbuffer = &*(paragraphs.begin());
while (lastbuffer->next())
lastbuffer = lastbuffer->next();
if (!newpar->empty() && !lastbuffer->empty() &&
!lastbuffer->isSeparator(lastbuffer->size() - 1))
{
lastbuffer->insertChar(lastbuffer->size(), ' ');
}
// make the buf exactly the same layout than our last paragraph
buf->makeSameLayout(lastbuffer);
// paste it!
lastbuffer->next(buf);
buf->previous(lastbuffer);
mergeParagraph(buffer->params, paragraphs, lastbuffer);
reinitLyXText();
}
void InsetText::addPreview(grfx::PreviewLoader & loader) const
{
Paragraph * par = getFirstParagraph(0);
while (par) {
InsetList::iterator it = par->insetlist.begin();
InsetList::iterator end = par->insetlist.end();
for (; it != end; ++it) {
it.getInset()->addPreview(loader);
}
par = par->next();
}
}