* Licence details can be found in the file COPYING.
*
* \author Asger Alstrup
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
* \author Dov Feldstern
* \author Jean-Marc Lasgouttes
* \author John Levon
- * \author André Pönitz
+ * \author André Pönitz
* \author Stefan Schimanski
* \author Dekel Tsur
- * \author Jürgen Vigna
+ * \author Jürgen Vigna
*
* Full author contact details are available in file CREDITS.
*/
#include "insets/InsetSpecialChar.h"
#include "insets/InsetTabular.h"
-#include "support/lassert.h"
#include "support/convert.h"
#include "support/debug.h"
#include "support/docstream.h"
#include "support/gettext.h"
+#include "support/lassert.h"
#include "support/lstrings.h"
#include "support/textutils.h"
if (layoutname.empty())
layoutname = tclass.defaultLayoutName();
- if (par.forceEmptyLayout()) {
+ if (par.forcePlainLayout()) {
// in this case only the empty layout is allowed
- layoutname = tclass.emptyLayoutName();
- } else if (par.useEmptyLayout()) {
+ layoutname = tclass.plainLayoutName();
+ } else if (par.usePlainLayout()) {
// in this case, default layout maps to empty layout
if (layoutname == tclass.defaultLayoutName())
- layoutname = tclass.emptyLayoutName();
+ layoutname = tclass.plainLayoutName();
} else {
// otherwise, the empty layout maps to the default
- if (layoutname == tclass.emptyLayoutName())
+ if (layoutname == tclass.plainLayoutName())
layoutname = tclass.defaultLayoutName();
}
- bool hasLayout = tclass.hasLayout(layoutname);
-
- if (!hasLayout) {
- errorList.push_back(ErrorItem(_("Unknown layout"),
- bformat(_("Layout '%1$s' does not exist in textclass '%2$s'\nTrying to use the default instead.\n"),
- layoutname, from_utf8(tclass.name())), par.id(), 0, par.size()));
- layoutname = par.useEmptyLayout() ?
- tclass.emptyLayoutName() :
- tclass.defaultLayoutName();
- }
+ // When we apply an unknown layout to a document, we add this layout to the textclass
+ // of this document. For example, when you apply class article to a beamer document,
+ // all unknown layouts such as frame will be added to document class article so that
+ // these layouts can keep their original names.
+ tclass.addLayoutIfNeeded(layoutname);
par.setLayout(bp.documentClass()[layoutname]);
} else if (token == "\\backslash") {
par.appendChar('\\', font, change);
} else if (token == "\\LyXTable") {
- auto_ptr<Inset> inset(new InsetTabular(buf));
+ auto_ptr<Inset> inset(new InsetTabular(const_cast<Buffer &>(buf)));
inset->read(lex);
par.insertInset(par.size(), inset.release(), font, change);
} else if (token == "\\lyxline") {
public:
///
TextCompletionList(Cursor const & cur)
- : buf_(cur.buffer()), pos_(0) {}
+ : buffer_(cur.buffer()), pos_(0)
+ {}
///
virtual ~TextCompletionList() {}
private:
///
- Buffer const & buf_;
+ Buffer const * buffer_;
///
size_t pos_;
};
Paragraph & cpar = cur.paragraph();
pit_type cpit = cur.pit();
- DocumentClass const & tclass = cur.buffer().params().documentClass();
+ DocumentClass const & tclass = cur.buffer()->params().documentClass();
Layout const & layout = cpar.layout();
// this is only allowed, if the current paragraph is not empty
// Always break behind a space
// It is better to erase the space (Dekel)
if (cur.pos() != cur.lastpos() && cpar.isLineSeparator(cur.pos()))
- cpar.eraseChar(cur.pos(), cur.buffer().params().trackChanges);
+ cpar.eraseChar(cur.pos(), cur.buffer()->params().trackChanges);
// What should the layout for the new paragraph be?
bool keep_layout = inverse_logic ?
// we need to set this before we insert the paragraph.
bool const isempty = cpar.allowEmpty() && cpar.empty();
- lyx::breakParagraph(cur.buffer().params(), paragraphs(), cpit,
+ lyx::breakParagraph(cur.buffer()->params(), paragraphs(), cpit,
cur.pos(), keep_layout);
// After this, neither paragraph contains any rows!
if (sensitive) {
if (cur.pos() == 0)
// set to standard-layout
- //FIXME Check if this should be emptyLayout() in some cases
+ //FIXME Check if this should be plainLayout() in some cases
pars_[cpit].applyLayout(tclass.defaultLayout());
else
// set to standard-layout
- //FIXME Check if this should be emptyLayout() in some cases
+ //FIXME Check if this should be plainLayout() in some cases
pars_[next_par].applyLayout(tclass.defaultLayout());
}
while (!pars_[next_par].empty() && pars_[next_par].isNewline(0)) {
- if (!pars_[next_par].eraseChar(0, cur.buffer().params().trackChanges))
+ if (!pars_[next_par].eraseChar(0, cur.buffer()->params().trackChanges))
break; // the character couldn't be deleted physically due to change tracking
}
- updateLabels(cur.buffer());
+ cur.buffer()->updateLabels();
// A singlePar update is not enough in this case.
cur.updateFlags(Update::Force);
cur.recordUndo(INSERT_UNDO);
TextMetrics const & tm = cur.bv().textMetrics(this);
- Buffer const & buffer = cur.buffer();
+ Buffer const & buffer = *cur.buffer();
Paragraph & par = cur.paragraph();
// try to remove this
pit_type const pit = cur.pit();
}
}
- par.insertChar(cur.pos(), c, cur.current_font, cur.buffer().params().trackChanges);
+ par.insertChar(cur.pos(), c, cur.current_font,
+ cur.buffer()->params().trackChanges);
cur.checkBufferStructure();
// cur.updateFlags(Update::Force);
{
LASSERT(this == cur.text(), /**/);
- Cursor old = cur;
+ pos_type const lastpos = cur.lastpos();
+ pit_type pit = cur.pit();
+ pos_type pos = cur.pos();
+ Paragraph const & par = cur.paragraph();
+
+ // Paragraph boundary is a word boundary
+ if (pos == lastpos) {
+ if (pit != cur.lastpit())
+ return setCursor(cur, pit + 1, 0);
+ else
+ return false;
+ }
- if (old.pos() == old.lastpos() && old.pit() != old.lastpit()) {
- ++old.pit();
- old.pos() = 0;
+ if (lyxrc.mac_like_word_movement) {
+ // Skip through trailing punctuation and spaces.
+ while (pos != lastpos && (par.isChar(pos) || par.isSpace(pos)))
+ ++pos;
+
+ // Skip over either a non-char inset or a full word
+ if (pos != lastpos && !par.isLetter(pos))
+ ++pos;
+ else while (pos != lastpos && par.isLetter(pos))
+ ++pos;
} else {
- // Advance through word.
- while (old.pos() != old.lastpos() && old.paragraph().isLetter(old.pos()))
- ++old.pos();
- // Skip through trailing nonword stuff.
- while (old.pos() != old.lastpos() && !old.paragraph().isLetter(old.pos()))
- ++old.pos();
+ LASSERT(pos < lastpos, /**/); // see above
+ if (par.isLetter(pos))
+ while (pos != lastpos && par.isLetter(pos))
+ ++pos;
+ else if (par.isChar(pos))
+ while (pos != lastpos && par.isChar(pos))
+ ++pos;
+ else if (!par.isSpace(pos)) // non-char inset
+ ++pos;
+
+ // Skip over white space
+ while (pos != lastpos && par.isSpace(pos))
+ ++pos;
}
- return setCursor(cur, old.pit(), old.pos());
+
+ return setCursor(cur, pit, pos);
}
{
LASSERT(this == cur.text(), /**/);
- Cursor old = cur;
+ pit_type pit = cur.pit();
+ pos_type pos = cur.pos();
+ Paragraph & par = cur.paragraph();
+
+ // Paragraph boundary is a word boundary
+ if (pos == 0 && pit != 0)
+ return setCursor(cur, pit - 1, getPar(pit - 1).size());
+
+ if (lyxrc.mac_like_word_movement) {
+ // Skip through punctuation and spaces.
+ while (pos != 0 && (par.isChar(pos - 1) || par.isSpace(pos - 1)))
+ --pos;
- if (old.pos() == 0 && old.pit() != 0) {
- --old.pit();
- old.pos() = old.lastpos();
+ // Skip over either a non-char inset or a full word
+ if (pos != 0 && !par.isLetter(pos - 1) && !par.isChar(pos - 1))
+ --pos;
+ else while (pos != 0 && par.isLetter(pos - 1))
+ --pos;
} else {
- // Skip through initial nonword stuff.
- while (old.pos() != 0 && !old.paragraph().isLetter(old.pos() - 1))
- --old.pos();
- // Advance through word.
- while (old.pos() != 0 && old.paragraph().isLetter(old.pos() - 1))
- --old.pos();
+ // Skip over white space
+ while (pos != 0 && par.isSpace(pos - 1))
+ --pos;
+
+ if (pos != 0 && par.isLetter(pos - 1))
+ while (pos != 0 && par.isLetter(pos - 1))
+ --pos;
+ else if (pos != 0 && par.isChar(pos - 1))
+ while (pos != 0 && par.isChar(pos - 1))
+ --pos;
+ else if (pos != 0 && !par.isSpace(pos - 1)) // non-char inset
+ --pos;
+ }
+
+ return setCursor(cur, pit, pos);
+}
+
+
+bool Text::cursorVisLeftOneWord(Cursor & cur)
+{
+ LASSERT(this == cur.text(), /**/);
+
+ pos_type left_pos, right_pos;
+ bool left_is_letter, right_is_letter;
+
+ Cursor temp_cur = cur;
+
+ // always try to move at least once...
+ while (temp_cur.posVisLeft(true /* skip_inset */)) {
+
+ // collect some information about current cursor position
+ temp_cur.getSurroundingPos(left_pos, right_pos);
+ left_is_letter =
+ (left_pos > -1 ? temp_cur.paragraph().isLetter(left_pos) : false);
+ right_is_letter =
+ (right_pos > -1 ? temp_cur.paragraph().isLetter(right_pos) : false);
+
+ // if we're not at a letter/non-letter boundary, continue moving
+ if (left_is_letter == right_is_letter)
+ continue;
+
+ // we should stop when we have an LTR word on our right or an RTL word
+ // on our left
+ if ((left_is_letter && temp_cur.paragraph().getFontSettings(
+ temp_cur.buffer()->params(), left_pos).isRightToLeft())
+ || (right_is_letter && !temp_cur.paragraph().getFontSettings(
+ temp_cur.buffer()->params(), right_pos).isRightToLeft()))
+ break;
+ }
+
+ return setCursor(cur, temp_cur.pit(), temp_cur.pos(),
+ true, temp_cur.boundary());
+}
+
+
+bool Text::cursorVisRightOneWord(Cursor & cur)
+{
+ LASSERT(this == cur.text(), /**/);
+
+ pos_type left_pos, right_pos;
+ bool left_is_letter, right_is_letter;
+
+ Cursor temp_cur = cur;
+
+ // always try to move at least once...
+ while (temp_cur.posVisRight(true /* skip_inset */)) {
+
+ // collect some information about current cursor position
+ temp_cur.getSurroundingPos(left_pos, right_pos);
+ left_is_letter =
+ (left_pos > -1 ? temp_cur.paragraph().isLetter(left_pos) : false);
+ right_is_letter =
+ (right_pos > -1 ? temp_cur.paragraph().isLetter(right_pos) : false);
+
+ // if we're not at a letter/non-letter boundary, continue moving
+ if (left_is_letter == right_is_letter)
+ continue;
+
+ // we should stop when we have an LTR word on our right or an RTL word
+ // on our left
+ if ((left_is_letter && temp_cur.paragraph().getFontSettings(
+ temp_cur.buffer()->params(),
+ left_pos).isRightToLeft())
+ || (right_is_letter && !temp_cur.paragraph().getFontSettings(
+ temp_cur.buffer()->params(),
+ right_pos).isRightToLeft()))
+ break;
}
- return setCursor(cur, old.pit(), old.pos());
+
+ return setCursor(cur, temp_cur.pit(), temp_cur.pos(),
+ true, temp_cur.boundary());
}
}
+void Text::selectAll(Cursor & cur)
+{
+ LASSERT(this == cur.text(), /**/);
+ if (cur.lastpos() == 0 && cur.lastpit() == 0)
+ return;
+ // If the cursor is at the beginning, make sure the cursor ends there
+ if (cur.pit() == 0 && cur.pos() == 0) {
+ setCursor(cur, cur.lastpit(), getPar(cur.lastpit()).size());
+ cur.resetAnchor();
+ setCursor(cur, 0, 0);
+ } else {
+ setCursor(cur, 0, 0);
+ cur.resetAnchor();
+ setCursor(cur, cur.lastpit(), getPar(cur.lastpit()).size());
+ }
+ cur.setSelection();
+}
+
+
// Select the word currently under the cursor when no
// selection is currently set
bool Text::selectWordWhenUnderCursor(Cursor & cur, word_location loc)
pos_type right = (pit == endPit ? endPos : parSize);
if (op == ACCEPT) {
- pars_[pit].acceptChanges(cur.buffer().params(), left, right);
+ pars_[pit].acceptChanges(cur.buffer()->params(), left, right);
} else {
- pars_[pit].rejectChanges(cur.buffer().params(), left, right);
+ pars_[pit].rejectChanges(cur.buffer()->params(), left, right);
}
}
// instead, we mark it unchanged
pars_[pit].setChange(pos, Change(Change::UNCHANGED));
} else {
- mergeParagraph(cur.buffer().params(), pars_, pit);
+ mergeParagraph(cur.buffer()->params(), pars_, pit);
--endPit;
--pit;
}
// we mark the par break at the end of the last paragraph unchanged
pars_[pit].setChange(pos, Change(Change::UNCHANGED));
} else {
- mergeParagraph(cur.buffer().params(), pars_, pit);
+ mergeParagraph(cur.buffer()->params(), pars_, pit);
--endPit;
--pit;
}
// finally, invoke the DEPM
- deleteEmptyParagraphMechanism(begPit, endPit, cur.buffer().params().trackChanges);
+ deleteEmptyParagraphMechanism(begPit, endPit, cur.buffer()->params().trackChanges);
//
cur.clearSelection();
setCursorIntern(cur, begPit, begPos);
cur.updateFlags(Update::Force);
- updateLabels(cur.buffer());
+ cur.buffer()->updateLabels();
}
cursorForward(cur);
else {
cur.resetAnchor();
- cur.selection() = true;
+ cur.setSelection(true);
cursorForwardOneWord(cur);
cur.setSelection();
cutSelection(cur, true, false);
cursorBackward(cur);
else {
cur.resetAnchor();
- cur.selection() = true;
+ cur.setSelection(true);
cursorBackwardOneWord(cur);
cur.setSelection();
cutSelection(cur, true, false);
Paragraph & par = pars_[pit];
pos_type const pos = (pit == begPit ? begPos : 0);
right = (pit == endPit ? endPos : par.size());
- par.changeCase(cur.buffer().params(), pos, right, action);
+ par.changeCase(cur.buffer()->params(), pos, right, action);
}
// the selection may have changed due to logically-only deleted chars
if (cur.pos() != 0)
return false;
- BufferParams const & bufparams = cur.buffer().params();
+ BufferParams const & bufparams = cur.buffer()->params();
Paragraph const & par = cur.paragraph();
Cursor prevcur = cur;
if (cur.pit() > 0) {
cur.recordUndo(ATOMIC_UNDO, prevcur.pit());
mergeParagraph(bufparams, cur.text()->paragraphs(),
prevcur.pit());
- updateLabels(cur.buffer());
+ cur.buffer()->updateLabels();
setCursorIntern(cur, prevcur.pit(), prevcur.pos());
cur.updateFlags(Update::Force);
return true;
}
// otherwise reset to default
- cur.paragraph().setEmptyOrDefaultLayout(bufparams.documentClass());
+ cur.paragraph().setPlainOrDefaultLayout(bufparams.documentClass());
return true;
}
bool Text::erase(Cursor & cur)
{
- LASSERT(this == cur.text(), /**/);
+ LASSERT(this == cur.text(), return false);
bool needsUpdate = false;
Paragraph & par = cur.paragraph();
// any paragraphs
cur.recordUndo(DELETE_UNDO);
bool const was_inset = cur.paragraph().isInset(cur.pos());
- if(!par.eraseChar(cur.pos(), cur.buffer().params().trackChanges))
+ if(!par.eraseChar(cur.pos(), cur.buffer()->params().trackChanges))
// the character has been logically deleted only => skip it
cur.top().forwardPos();
if (was_inset)
- updateLabels(cur.buffer());
+ cur.buffer()->updateLabels();
else
cur.checkBufferStructure();
needsUpdate = true;
if (cur.pit() == cur.lastpit())
return dissolveInset(cur);
- if (!par.isMergedOnEndOfParDeletion(cur.buffer().params().trackChanges)) {
+ if (!par.isMergedOnEndOfParDeletion(cur.buffer()->params().trackChanges)) {
par.setChange(cur.pos(), Change(Change::DELETED));
cur.forwardPos();
needsUpdate = true;
bool needsUpdate = false;
- BufferParams const & bufparams = cur.buffer().params();
+ BufferParams const & bufparams = cur.buffer()->params();
DocumentClass const & tclass = bufparams.documentClass();
ParagraphList & plist = cur.text()->paragraphs();
Paragraph const & par = cur.paragraph();
// or the empty layout.
else if (par.layout() == prevpar.layout()
|| tclass.isDefaultLayout(par.layout())
- || tclass.isEmptyLayout(par.layout())) {
+ || tclass.isPlainLayout(par.layout())) {
cur.recordUndo(ATOMIC_UNDO, prevcur.pit());
mergeParagraph(bufparams, plist, prevcur.pit());
needsUpdate = true;
}
if (needsUpdate) {
- updateLabels(cur.buffer());
+ cur.buffer()->updateLabels();
setCursorIntern(cur, prevcur.pit(), prevcur.pos());
}
Paragraph & prev_par = pars_[cur.pit() - 1];
- if (!prev_par.isMergedOnEndOfParDeletion(cur.buffer().params().trackChanges)) {
+ if (!prev_par.isMergedOnEndOfParDeletion(cur.buffer()->params().trackChanges)) {
prev_par.setChange(prev_par.size(), Change(Change::DELETED));
setCursorIntern(cur, cur.pit() - 1, prev_par.size());
return true;
setCursorIntern(cur, cur.pit(), cur.pos() - 1,
false, cur.boundary());
bool const was_inset = cur.paragraph().isInset(cur.pos());
- cur.paragraph().eraseChar(cur.pos(), cur.buffer().params().trackChanges);
+ cur.paragraph().eraseChar(cur.pos(), cur.buffer()->params().trackChanges);
if (was_inset)
- updateLabels(cur.buffer());
+ cur.buffer()->updateLabels();
else
cur.checkBufferStructure();
}
}
-bool Text::dissolveInset(Cursor & cur) {
- LASSERT(this == cur.text(), /**/);
+bool Text::dissolveInset(Cursor & cur)
+{
+ LASSERT(this == cur.text(), return false);
if (isMainText(cur.bv().buffer()) || cur.inset().nargs() != 1)
return false;
cur.recordUndoInset();
- cur.mark() = false;
+ cur.setMark(false);
cur.selHandle(false);
// save position
pos_type spos = cur.pos();
if (spit == 0)
spos += cur.pos();
spit += cur.pit();
- Buffer & b = cur.buffer();
+ Buffer & b = *cur.buffer();
cur.paragraph().eraseChar(cur.pos(), b.params().trackChanges);
if (!plist.empty()) {
// ERT paragraphs have the Language latex_language.
ErrorList & errorList, InsetText * insetPtr)
{
depth_type depth = 0;
+ bool res = true;
while (lex.isOK()) {
lex.nextToken();
if (token == "\\begin_body")
continue;
- if (token == "\\end_document")
- return false;
+ if (token == "\\end_document") {
+ res = false;
+ break;
+ }
if (token == "\\begin_layout") {
lex.pushToken(token);
Paragraph par;
+ par.setInsetOwner(insetPtr);
par.params().depth(depth);
par.setFont(0, Font(inherit_font, buf.params().language));
- par.setInsetOwner(insetPtr);
pars_.push_back(par);
// FIXME: goddamn InsetTabular makes us pass a Buffer
LYXERR0("Handling unknown body token: `" << token << '\'');
}
}
- return true;
+
+ // avoid a crash on weird documents (bug 4859)
+ if (pars_.empty()) {
+ Paragraph par;
+ par.setInsetOwner(insetPtr);
+ par.params().depth(depth);
+ par.setFont(0, Font(inherit_font,
+ buf.params().language));
+ par.setPlainOrDefaultLayout(buf.params().documentClass());
+ pars_.push_back(par);
+ }
+
+ return res;
}
// Returns the current font and depth as a message.
-docstring Text::currentState(Cursor & cur)
+docstring Text::currentState(Cursor const & cur) const
{
LASSERT(this == cur.text(), /**/);
- Buffer & buf = cur.buffer();
+ Buffer & buf = *cur.buffer();
Paragraph const & par = cur.paragraph();
odocstringstream os;
}
-docstring Text::getPossibleLabel(Cursor & cur) const
+docstring Text::getPossibleLabel(Cursor const & cur) const
{
pit_type pit = cur.pit();
Layout const * layout = &(pars_[pit].layout());
docstring text;
- docstring par_text = pars_[pit].asString(false);
+ docstring par_text = pars_[pit].asString();
string piece;
// the return string of math matrices might contain linebreaks
par_text = subst(par_text, '\n', '-');
}
+docstring Text::asString(int options) const
+{
+ return asString(0, pars_.size(), options);
+}
+
+
+docstring Text::asString(pit_type beg, pit_type end, int options) const
+{
+ size_t i = size_t(beg);
+ docstring str = pars_[i].asString(options);
+ for (++i; i != size_t(end); ++i) {
+ str += '\n';
+ str += pars_[i].asString(options);
+ }
+ return str;
+}
+
+
+
void Text::charsTranspose(Cursor & cur)
{
LASSERT(this == cur.text(), /**/);
return;
// Store the characters to be transposed (including font information).
- char_type char1 = par.getChar(pos1);
+ char_type const char1 = par.getChar(pos1);
Font const font1 =
- par.getFontSettings(cur.buffer().params(), pos1);
+ par.getFontSettings(cur.buffer()->params(), pos1);
- char_type char2 = par.getChar(pos2);
+ char_type const char2 = par.getChar(pos2);
Font const font2 =
- par.getFontSettings(cur.buffer().params(), pos2);
+ par.getFontSettings(cur.buffer()->params(), pos2);
// And finally, we are ready to perform the transposition.
// Track the changes if Change Tracking is enabled.
- bool const trackChanges = cur.buffer().params().trackChanges;
+ bool const trackChanges = cur.buffer()->params().trackChanges;
cur.recordUndo();
return docstring();
Paragraph const & par = sl.paragraph();
- return par.asString(from.pos(), to.pos(), false);
+ return par.asString(from.pos(), to.pos());
}