* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
* \author Alfredo Braunstein
*
* Full author contact details are available in file CREDITS.
#include "ErrorList.h"
#include "Floating.h"
#include "FloatList.h"
-#include "gettext.h"
+#include "InsetList.h"
#include "Language.h"
#include "LaTeX.h"
-#include "LyXTextClass.h"
+#include "Layout.h"
+#include "LyX.h"
+#include "TextClass.h"
#include "Paragraph.h"
#include "paragraph_funcs.h"
#include "ParagraphList.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
-#include "LyXVC.h"
#include "TexRow.h"
+#include "Text.h"
#include "TocBackend.h"
-#include "VCBackend.h"
#include "frontends/alert.h"
#include "insets/InsetBibitem.h"
-#include "insets/InsetCaption.h"
#include "insets/InsetInclude.h"
-#include "insets/InsetTabular.h"
+#include "support/lassert.h"
+#include "support/convert.h"
+#include "support/debug.h"
#include "support/filetools.h"
-#include "support/fs_extras.h"
-#include "support/lyxlib.h"
-
-#include <boost/bind.hpp>
-#include <boost/filesystem/operations.hpp>
-
-
-namespace lyx {
+#include "support/gettext.h"
+#include "support/lstrings.h"
+#include "support/textutils.h"
using namespace std;
+using namespace lyx::support;
-using support::bformat;
-using support::FileName;
-using support::libFileSearch;
-using support::makeAbsPath;
-using support::makeDisplayPath;
-using support::onlyFilename;
-using support::onlyPath;
-using support::unlink;
-
-using std::min;
-using std::string;
+namespace lyx {
namespace Alert = frontend::Alert;
-namespace fs = boost::filesystem;
-namespace {
-bool readFile(Buffer * const b, FileName const & s)
-{
- BOOST_ASSERT(b);
-
- // File information about normal file
- if (!fs::exists(s.toFilesystemEncoding())) {
- docstring const file = makeDisplayPath(s.absFilename(), 50);
- docstring text = bformat(_("The specified document\n%1$s"
- "\ncould not be read."), file);
- Alert::error(_("Could not read document"), text);
- return false;
- }
-
- // Check if emergency save file exists and is newer.
- FileName const e(s.absFilename() + ".emergency");
-
- if (fs::exists(e.toFilesystemEncoding()) &&
- fs::exists(s.toFilesystemEncoding()) &&
- fs::last_write_time(e.toFilesystemEncoding()) > fs::last_write_time(s.toFilesystemEncoding()))
- {
- docstring const file = makeDisplayPath(s.absFilename(), 20);
- docstring const text =
- bformat(_("An emergency save of the document "
- "%1$s exists.\n\n"
- "Recover emergency save?"), file);
- switch (Alert::prompt(_("Load emergency save?"), text, 0, 2,
- _("&Recover"), _("&Load Original"),
- _("&Cancel")))
- {
- case 0:
- // the file is not saved if we load the emergency file.
- b->markDirty();
- return b->readFile(e);
- case 1:
- break;
- default:
- return false;
+Buffer * checkAndLoadLyXFile(FileName const & filename, bool const acceptDirty)
+{
+ // File already open?
+ Buffer * checkBuffer = theBufferList().getBuffer(filename);
+ if (checkBuffer) {
+ // sometimes (when setting the master buffer from a child)
+ // we accept a dirty buffer right away (otherwise we'd get
+ // an infinite loop (bug 5514)
+ if (checkBuffer->isClean() || acceptDirty)
+ return checkBuffer;
+ docstring const file = makeDisplayPath(filename.absFilename(), 20);
+ docstring text = bformat(_(
+ "The document %1$s is already loaded and has unsaved changes.\n"
+ "Do you want to abandon your changes and reload the version on disk?"), file);
+ if (Alert::prompt(_("Reload saved document?"),
+ text, 0, 1, _("&Reload"), _("&Keep Changes")))
+ return checkBuffer;
+
+ // FIXME: should be LFUN_REVERT
+ theBufferList().release(checkBuffer);
+ // Load it again.
+ return checkAndLoadLyXFile(filename);
+ }
+
+ if (filename.exists()) {
+ if (!filename.isReadableFile()) {
+ docstring text = bformat(_("The file %1$s exists but is not "
+ "readable by the current user."),
+ from_utf8(filename.absFilename()));
+ Alert::error(_("File not readable!"), text);
+ return 0;
}
- }
-
- // Now check if autosave file is newer.
- FileName const a(onlyPath(s.absFilename()) + '#' + onlyFilename(s.absFilename()) + '#');
-
- if (fs::exists(a.toFilesystemEncoding()) &&
- fs::exists(s.toFilesystemEncoding()) &&
- fs::last_write_time(a.toFilesystemEncoding()) > fs::last_write_time(s.toFilesystemEncoding()))
- {
- docstring const file = makeDisplayPath(s.absFilename(), 20);
- docstring const text =
- bformat(_("The backup of the document "
- "%1$s is newer.\n\nLoad the "
- "backup instead?"), file);
- switch (Alert::prompt(_("Load backup?"), text, 0, 2,
- _("&Load backup"), _("Load &original"),
- _("&Cancel") ))
- {
- case 0:
- // the file is not saved if we load the autosave file.
- b->markDirty();
- return b->readFile(a);
- case 1:
- // Here we delete the autosave
- unlink(a);
- break;
- default:
- return false;
+ Buffer * b = theBufferList().newBuffer(filename.absFilename());
+ if (!b) {
+ // Buffer creation is not possible.
+ return 0;
+ }
+ if (!b->loadLyXFile(filename)) {
+ theBufferList().release(b);
+ return 0;
}
+ return b;
}
- return b->readFile(s);
-}
-
-
-} // namespace anon
+ docstring text = bformat(_("The document %1$s does not yet "
+ "exist.\n\nDo you want to create a new document?"),
+ from_utf8(filename.absFilename()));
+ if (!Alert::prompt(_("Create new document?"),
+ text, 0, 1, _("&Create"), _("Cancel")))
+ return newFile(filename.absFilename(), string(), true);
-
-bool loadLyXFile(Buffer * b, FileName const & s)
-{
- BOOST_ASSERT(b);
-
- if (fs::is_readable(s.toFilesystemEncoding())) {
- if (readFile(b, s)) {
- b->lyxvc().file_found_hook(s);
- if (!fs::is_writable(s.toFilesystemEncoding()))
- b->setReadonly(true);
- return true;
- }
- } else {
- docstring const file = makeDisplayPath(s.absFilename(), 20);
- // Here we probably should run
- if (LyXVC::file_not_found_hook(s)) {
- docstring const text =
- bformat(_("Do you want to retrieve the document"
- " %1$s from version control?"), file);
- int const ret = Alert::prompt(_("Retrieve from version control?"),
- text, 0, 1, _("&Retrieve"), _("&Cancel"));
-
- if (ret == 0) {
- // How can we know _how_ to do the checkout?
- // With the current VC support it has to be,
- // a RCS file since CVS do not have special ,v files.
- RCS::retrieve(s);
- return loadLyXFile(b, s);
- }
- }
- }
- return false;
+ return 0;
}
+
// FIXME newFile() should probably be a member method of Application...
Buffer * newFile(string const & filename, string const & templatename,
bool const isNamed)
{
// get a free buffer
Buffer * b = theBufferList().newBuffer(filename);
- BOOST_ASSERT(b);
+ if (!b)
+ // Buffer creation is not possible.
+ return 0;
FileName tname;
// use defaults.lyx as a default template if it exists.
}
b->setReadonly(false);
- b->fully_loaded(true);
+ b->setFullyLoaded(true);
return b;
}
-void bufferErrors(Buffer const & buf, TeXErrors const & terr,
- ErrorList & errorList)
+Buffer * newUnnamedFile(string const & templatename, FileName const & path)
{
- TeXErrors::Errors::const_iterator cit = terr.begin();
- TeXErrors::Errors::const_iterator end = terr.end();
-
- for (; cit != end; ++cit) {
- int id_start = -1;
- int pos_start = -1;
- int errorrow = cit->error_in_line;
- bool found = buf.texrow().getIdFromRow(errorrow, id_start,
- pos_start);
- int id_end = -1;
- int pos_end = -1;
- do {
- ++errorrow;
- found = buf.texrow().getIdFromRow(errorrow, id_end,
- pos_end);
- } while (found && id_start == id_end && pos_start == pos_end);
-
- errorList.push_back(ErrorItem(cit->error_desc,
- cit->error_text, id_start, pos_start, pos_end));
- }
-}
-
+ static int newfile_number;
-string const bufferFormat(Buffer const & buffer)
-{
- if (buffer.isDocBook())
- return "docbook";
- else if (buffer.isLiterate())
- return "literate";
- else
- return "latex";
+ FileName filename(path,
+ "newfile" + convert<string>(++newfile_number) + ".lyx");
+ while (theBufferList().exists(filename)
+ || filename.isReadableFile()) {
+ ++newfile_number;
+ filename.set(path,
+ "newfile" + convert<string>(newfile_number) + ".lyx");
+ }
+ return newFile(filename.absFilename(), templatename, false);
}
}
-namespace {
-
-depth_type getDepth(DocIterator const & it)
+int countChars(DocIterator const & from, DocIterator const & to, bool with_blanks)
{
- depth_type depth = 0;
- for (size_t i = 0 ; i < it.depth() ; ++i)
- if (!it[i].inset().inMathed())
- depth += it[i].paragraph().getDepth() + 1;
- // remove 1 since the outer inset does not count
- return depth - 1;
-}
-
-depth_type getItemDepth(ParIterator const & it)
-{
- Paragraph const & par = *it;
- LYX_LABEL_TYPES const labeltype = par.layout()->labeltype;
-
- if (labeltype != LABEL_ENUMERATE && labeltype != LABEL_ITEMIZE)
- return 0;
-
- // this will hold the lowest depth encountered up to now.
- depth_type min_depth = getDepth(it);
- ParIterator prev_it = it;
- while (true) {
- if (prev_it.pit())
- --prev_it.top().pit();
- else {
- // start of nested inset: go to outer par
- prev_it.pop_back();
- if (prev_it.empty()) {
- // start of document: nothing to do
- return 0;
- }
- }
-
- // We search for the first paragraph with same label
- // that is not more deeply nested.
- Paragraph & prev_par = *prev_it;
- depth_type const prev_depth = getDepth(prev_it);
- if (labeltype == prev_par.layout()->labeltype) {
- if (prev_depth < min_depth) {
- return prev_par.itemdepth + 1;
- }
- else if (prev_depth == min_depth) {
- return prev_par.itemdepth;
- }
- }
- min_depth = std::min(min_depth, prev_depth);
- // small optimization: if we are at depth 0, we won't
- // find anything else
- if (prev_depth == 0) {
- return 0;
- }
- }
-}
-
-
-bool needEnumCounterReset(ParIterator const & it)
-{
- Paragraph const & par = *it;
- BOOST_ASSERT(par.layout()->labeltype == LABEL_ENUMERATE);
- depth_type const cur_depth = par.getDepth();
- ParIterator prev_it = it;
- while (prev_it.pit()) {
- --prev_it.top().pit();
- Paragraph const & prev_par = *prev_it;
- if (prev_par.getDepth() <= cur_depth)
- return prev_par.layout()->labeltype != LABEL_ENUMERATE;
- }
- // start of nested inset: reset
- return true;
-}
-
-
-void setCaptionLabels(InsetBase & inset, string const & type,
- docstring const label, Counters & counters)
-{
- LyXText * text = inset.getText(0);
- if (!text)
- return;
-
- ParagraphList & pars = text->paragraphs();
- if (pars.empty())
- return;
-
- docstring const counter = from_ascii(type);
-
- ParagraphList::iterator p = pars.begin();
- for (; p != pars.end(); ++p) {
- InsetList::iterator it2 = p->insetlist.begin();
- InsetList::iterator end2 = p->insetlist.end();
- // Any caption within this float should have the same
- // label prefix but different numbers.
- for (; it2 != end2; ++it2) {
- InsetBase & icap = *it2->inset;
- // Look deeper just in case.
- setCaptionLabels(icap, type, label, counters);
- if (icap.lyxCode() == InsetBase::CAPTION_CODE) {
- // We found a caption!
- counters.step(counter);
- int number = counters.value(counter);
- InsetCaption & ic = static_cast<InsetCaption &>(icap);
- ic.setType(type);
- ic.setCount(number);
- ic.setCustomLabel(label);
- }
- }
- }
-}
-
-
-void setCaptions(Paragraph & par, LyXTextClass const & textclass)
-{
- if (par.insetlist.empty())
- return;
-
- Counters & counters = textclass.counters();
-
- InsetList::iterator it = par.insetlist.begin();
- InsetList::iterator end = par.insetlist.end();
- for (; it != end; ++it) {
- InsetBase & inset = *it->inset;
- if (inset.lyxCode() == InsetBase::FLOAT_CODE
- || inset.lyxCode() == InsetBase::WRAP_CODE) {
- docstring const & name = inset.getInsetName();
- if (name.empty())
- continue;
-
- Floating const & fl = textclass.floats().getType(to_ascii(name));
- // FIXME UNICODE
- string const & type = fl.type();
- docstring const label = from_utf8(fl.name());
- setCaptionLabels(inset, type, label, counters);
- }
- else if (inset.lyxCode() == InsetBase::TABULAR_CODE
- && static_cast<InsetTabular &>(inset).tabular.isLongTabular()) {
- // FIXME: are "table" and "Table" the correct type and label?
- setCaptionLabels(inset, "table", from_ascii("Table"), counters);
- }
- }
-}
-
-// set the label of a paragraph. This includes the counters.
-void setLabel(Buffer const & buf, ParIterator & it, LyXTextClass const & textclass)
-{
- Paragraph & par = *it;
- LyXLayout_ptr const & layout = par.layout();
- Counters & counters = textclass.counters();
-
- if (it.pit() == 0) {
- par.params().appendix(par.params().startOfAppendix());
- } else {
- par.params().appendix(it.plist()[it.pit() - 1].params().appendix());
- if (!par.params().appendix() &&
- par.params().startOfAppendix()) {
- par.params().appendix(true);
- textclass.counters().reset();
- }
- }
-
- // Compute the item depth of the paragraph
- par.itemdepth = getItemDepth(it);
-
- if (layout->margintype == MARGIN_MANUAL) {
- if (par.params().labelWidthString().empty())
- par.params().labelWidthString(par.translateIfPossible(layout->labelstring(), buf.params()));
- } else {
- par.params().labelWidthString(docstring());
- }
-
- // Optimisation: setLabel() can be called for each for each
- // paragraph of the document. So we make the string static to
- // avoid the repeated instanciation.
- static docstring itemlabel;
-
- // is it a layout that has an automatic label?
- if (layout->labeltype == LABEL_COUNTER) {
- if (layout->toclevel <= buf.params().secnumdepth
- && (layout->latextype != LATEX_ENVIRONMENT
- || isFirstInSequence(it.pit(), it.plist()))) {
- counters.step(layout->counter);
- par.params().labelString(
- par.expandLabel(layout, buf.params()));
- } else
- par.params().labelString(docstring());
-
- } else if (layout->labeltype == LABEL_ITEMIZE) {
- // At some point of time we should do something more
- // clever here, like:
- // par.params().labelString(
- // buf.params().user_defined_bullet(par.itemdepth).getText());
- // for now, use a simple hardcoded label
- switch (par.itemdepth) {
- case 0:
- itemlabel = char_type(0x2022);
- break;
- case 1:
- itemlabel = char_type(0x2013);
- break;
- case 2:
- itemlabel = char_type(0x2217);
- break;
- case 3:
- itemlabel = char_type(0x2219); // or 0x00b7
- break;
- }
- par.params().labelString(itemlabel);
-
- } else if (layout->labeltype == LABEL_ENUMERATE) {
- // FIXME
- // Yes I know this is a really, really! bad solution
- // (Lgb)
- docstring enumcounter = from_ascii("enum");
-
- switch (par.itemdepth) {
- case 2:
- enumcounter += 'i';
- case 1:
- enumcounter += 'i';
- case 0:
- enumcounter += 'i';
- break;
- case 3:
- enumcounter += "iv";
- break;
- default:
- // not a valid enumdepth...
- break;
- }
-
- // Maybe we have to reset the enumeration counter.
- if (needEnumCounterReset(it))
- counters.reset(enumcounter);
-
- counters.step(enumcounter);
-
- string format;
-
- switch (par.itemdepth) {
- case 0:
- format = N_("\\arabic{enumi}.");
- break;
- case 1:
- format = N_("(\\alph{enumii})");
- break;
- case 2:
- format = N_("\\roman{enumiii}.");
- break;
- case 3:
- format = N_("\\Alph{enumiv}.");
- break;
- default:
- // not a valid enumdepth...
- break;
- }
+ int chars = 0;
+ int blanks = 0;
+ for (DocIterator dit = from ; dit != to ; dit.forwardPos()) {
- par.params().labelString(counters.counterLabel(
- par.translateIfPossible(from_ascii(format), buf.params())));
-
- } else if (layout->labeltype == LABEL_BIBLIO) {// ale970302
- counters.step(from_ascii("bibitem"));
- int number = counters.value(from_ascii("bibitem"));
- if (par.bibitem())
- par.bibitem()->setCounter(number);
-
- par.params().labelString(
- par.translateIfPossible(layout->labelstring(), buf.params()));
- // In biblio shouldn't be following counters but...
- } else if (layout->labeltype == LABEL_SENSITIVE) {
- // Search for the first float or wrap inset in the iterator
- size_t i = it.depth();
- InsetBase * in = 0;
- while (i > 0) {
- --i;
- InsetBase::Code const code = it[i].inset().lyxCode();
- if (code == InsetBase::FLOAT_CODE ||
- code == InsetBase::WRAP_CODE) {
- in = &it[i].inset();
- break;
+ if (!dit.inTexted()) continue;
+ Paragraph const & par = dit.paragraph();
+ pos_type const pos = dit.pos();
+
+ if (pos != dit.lastpos() && !par.isDeleted(pos)) {
+ if (Inset const * ins = par.getInset(pos)) {
+ if (ins->isLetter())
+ ++chars;
+ else if (with_blanks && ins->isSpace())
+ ++blanks;
+ } else {
+ char_type const c = par.getChar(pos);
+ if (isPrintableNonspace(c))
+ ++chars;
+ else if (isSpace(c) && with_blanks)
+ ++blanks;
}
}
- // FIXME Can getInsetName() return an empty name for wide or
- // float insets? If not we can put the definition of type
- // inside the if (in) clause and use that instead of
- // if (!type.empty()).
- docstring type;
- if (in)
- type = in->getInsetName();
-
- if (!type.empty()) {
- Floating const & fl = textclass.floats().getType(to_ascii(type));
- // FIXME UNICODE
- counters.step(from_ascii(fl.type()));
-
- // Doesn't work... yet.
- par.params().labelString(par.translateIfPossible(
- bformat(from_ascii("%1$s #:"), from_utf8(fl.name())),
- buf.params()));
- } else {
- // par->SetLayout(0);
- par.params().labelString(par.translateIfPossible(
- layout->labelstring(), buf.params()));
- }
-
- } else if (layout->labeltype == LABEL_NO_LABEL)
- par.params().labelString(docstring());
- else
- par.params().labelString(
- par.translateIfPossible(layout->labelstring(), buf.params()));
-}
-
-} // anon namespace
-
-
-bool updateCurrentLabel(Buffer const & buf,
- ParIterator & it)
-{
- if (it == par_iterator_end(buf.inset()))
- return false;
-
-// if (it.lastpit == 0 && LyXText::isMainText(buf))
-// return false;
-
- switch (it->layout()->labeltype) {
-
- case LABEL_NO_LABEL:
- case LABEL_MANUAL:
- case LABEL_BIBLIO:
- case LABEL_TOP_ENVIRONMENT:
- case LABEL_CENTERED_TOP_ENVIRONMENT:
- case LABEL_STATIC:
- case LABEL_ITEMIZE:
- setLabel(buf, it, buf.params().getLyXTextClass());
- return true;
-
- case LABEL_SENSITIVE:
- case LABEL_COUNTER:
- // do more things with enumerate later
- case LABEL_ENUMERATE:
- return false;
- }
-
- // This is dead code which get rid of a warning:
- return true;
-}
-
-
-void updateLabels(Buffer const & buf,
- ParIterator & from, ParIterator & to, bool childonly)
-{
- for (ParIterator it = from; it != to; ++it) {
- if (it.pit() > it.lastpit())
- return;
- if (!updateCurrentLabel (buf, it)) {
- updateLabels(buf, childonly);
- return;
- }
}
-}
-
-
-void updateLabels(Buffer const & buf, ParIterator & iter, bool childonly)
-{
- if (updateCurrentLabel(buf, iter))
- return;
-
- updateLabels(buf, childonly);
-}
-
-void updateLabels(Buffer const & buf, bool childonly)
-{
- // Use the master text class also for child documents
- LyXTextClass const & textclass = buf.params().getLyXTextClass();
-
- if (!childonly) {
- // If this is a child document start with the master
- Buffer const * const master = buf.getMasterBuffer();
- if (master != &buf) {
- updateLabels(*master);
- return;
- }
-
- // start over the counters
- textclass.counters().reset();
- }
-
- ParIterator const end = par_iterator_end(buf.inset());
-
- for (ParIterator it = par_iterator_begin(buf.inset()); it != end; ++it) {
- // reduce depth if necessary
- if (it.pit()) {
- Paragraph const & prevpar = it.plist()[it.pit() - 1];
- it->params().depth(min(it->params().depth(),
- prevpar.getMaxDepthAfter()));
- } else
- it->params().depth(0);
-
- // set the counter for this paragraph
- setLabel(buf, it, textclass);
-
- // It is better to set the captions after setLabel because
- // the caption number might need the section number in the
- // future.
- setCaptions(*it, textclass);
-
- // Now included docs
- InsetList::const_iterator iit = it->insetlist.begin();
- InsetList::const_iterator end = it->insetlist.end();
- for (; iit != end; ++iit) {
- if (iit->inset->lyxCode() == InsetBase::INCLUDE_CODE)
- static_cast<InsetInclude const *>(iit->inset)
- ->updateLabels(buf);
- }
- }
-
- Buffer & cbuf = const_cast<Buffer &>(buf);
- cbuf.tocBackend().update();
- cbuf.structureChanged();
-}
-
-
-void checkBufferStructure(Buffer & buffer, ParIterator const & par_it)
-{
- if (par_it->layout()->labeltype == LABEL_COUNTER
- && par_it->layout()->toclevel != LyXLayout::NOT_IN_TOC) {
- buffer.tocBackend().updateItem(par_it);
- buffer.structureChanged();
- }
+ return chars + blanks;
}
} // namespace lyx