3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Lars Gullik Bjønnes
8 * Full author contact details are available in file CREDITS.
13 #include "BufferList.h"
17 #include "BufferParams.h"
23 #include "output_latex.h"
24 #include "ParagraphList.h"
26 #include "frontends/alert.h"
28 #include "support/filetools.h"
29 #include "support/Package.h"
31 #include <boost/bind.hpp>
46 using std::back_inserter;
52 using support::addName;
53 using support::bformat;
54 using support::FileName;
55 using support::makeDisplayPath;
56 using support::onlyFilename;
57 using support::removeAutosaveFile;
58 using support::package;
59 using support::prefixIs;
61 namespace Alert = lyx::frontend::Alert;
64 BufferList::BufferList()
68 bool BufferList::empty() const
70 return bstore.empty();
74 BufferList::iterator BufferList::begin()
76 return bstore.begin();
80 BufferList::const_iterator BufferList::begin() const
82 return bstore.begin();
86 BufferList::iterator BufferList::end()
92 BufferList::const_iterator BufferList::end() const
98 bool BufferList::quitWriteBuffer(Buffer * buf)
103 if (buf->isUnnamed())
104 file = from_utf8(onlyFilename(buf->fileName()));
106 file = makeDisplayPath(buf->fileName(), 30);
108 docstring const text =
109 bformat(_("The document %1$s has unsaved changes.\n\n"
110 "Do you want to save the document or discard the changes?"),
112 int const ret = Alert::prompt(_("Save changed document?"),
113 text, 0, 2, _("&Save"), _("&Discard"), _("&Cancel"));
116 // FIXME: WriteAs can be asynch !
117 // but not right now...maybe we should remove that
121 if (buf->isUnnamed())
122 succeeded = writeAs(buf);
124 succeeded = menuWrite(buf);
128 } else if (ret == 1) {
129 // if we crash after this we could
130 // have no autosave file but I guess
131 // this is really inprobable (Jug)
132 if (buf->isUnnamed())
133 removeAutosaveFile(buf->fileName());
143 bool BufferList::quitWriteAll()
145 BufferStorage::iterator it = bstore.begin();
146 BufferStorage::iterator end = bstore.end();
147 for (; it != end; ++it) {
148 if ((*it)->isClean())
151 if (!quitWriteBuffer(*it))
154 // now, all buffers have been written sucessfully
155 // save file names to .lyx/session
157 for (; it != end; ++it) {
158 // if master/slave are both open, do not save slave since it
159 // will be automatically loaded when the master is loaded
160 if ((*it)->getMasterBuffer() == (*it))
161 LyX::ref().session().lastOpened().add(FileName((*it)->fileName()));
168 void BufferList::release(Buffer * buf)
171 BufferStorage::iterator const it =
172 find(bstore.begin(), bstore.end(), buf);
173 if (it != bstore.end()) {
174 Buffer * tmp = (*it);
182 Buffer * BufferList::newBuffer(string const & s, bool const ronly)
184 auto_ptr<Buffer> tmpbuf(new Buffer(s, ronly));
185 tmpbuf->params().useClassDefaults();
186 LYXERR(Debug::INFO) << "Assigning to buffer "
187 << bstore.size() << endl;
188 bstore.push_back(tmpbuf.get());
189 return tmpbuf.release();
193 void BufferList::closeAll()
195 while (!bstore.empty()) {
196 close(bstore.front(), false);
201 bool BufferList::close(Buffer * buf, bool const ask)
205 if (!ask || buf->isClean() || buf->paragraphs().empty()) {
211 if (buf->isUnnamed())
212 fname = from_utf8(onlyFilename(buf->fileName()));
214 fname = makeDisplayPath(buf->fileName(), 30);
216 docstring const text =
217 bformat(_("The document %1$s has unsaved changes.\n\n"
218 "Do you want to save the document or discard the changes?"),
220 int const ret = Alert::prompt(_("Save changed document?"),
221 text, 0, 2, _("&Save"), _("&Discard"), _("&Cancel"));
224 if (buf->isUnnamed()) {
227 } else if (!menuWrite(buf))
234 if (buf->isUnnamed()) {
235 removeAutosaveFile(buf->fileName());
243 vector<string> const BufferList::getFileNames() const
246 transform(bstore.begin(), bstore.end(),
248 boost::bind(&Buffer::fileName, _1));
253 Buffer * BufferList::first()
257 return bstore.front();
261 Buffer * BufferList::last()
265 return bstore.back();
269 Buffer * BufferList::getBuffer(unsigned int const choice)
271 if (choice >= bstore.size())
273 return bstore[choice];
277 Buffer * BufferList::next(Buffer const * buf) const
283 BufferStorage::const_iterator it = find(bstore.begin(),
285 BOOST_ASSERT(it != bstore.end());
287 if (it == bstore.end())
288 return bstore.front();
294 Buffer * BufferList::previous(Buffer const * buf) const
300 BufferStorage::const_iterator it = find(bstore.begin(),
302 BOOST_ASSERT(it != bstore.end());
303 if (it == bstore.begin())
304 return bstore.back();
310 void BufferList::updateIncludedTeXfiles(string const & mastertmpdir,
311 OutputParams const & runparams)
313 BufferStorage::iterator it = bstore.begin();
314 BufferStorage::iterator end = bstore.end();
315 for (; it != end; ++it) {
316 if (!(*it)->isDepClean(mastertmpdir)) {
317 string writefile = addName(mastertmpdir, (*it)->getLatexName());
318 (*it)->makeLaTeXFile(FileName(writefile), mastertmpdir,
320 (*it)->markDepClean(mastertmpdir);
326 void BufferList::emergencyWriteAll()
328 for_each(bstore.begin(), bstore.end(),
329 bind(&BufferList::emergencyWrite, this, _1));
333 void BufferList::emergencyWrite(Buffer * buf)
335 // Use ::assert to avoid a loop, BOOST_ASSERT ends up calling ::assert
336 // compare with 0 to avoid pointer/interger comparison
339 // No need to save if the buffer has not changed.
343 string const doc = buf->isUnnamed()
344 ? onlyFilename(buf->fileName()) : buf->fileName();
347 bformat(_("LyX: Attempting to save document %1$s"), from_utf8(doc)))
350 // We try to save three places:
351 // 1) Same place as document. Unless it is an unnamed doc.
352 if (!buf->isUnnamed()) {
353 string s = buf->fileName();
355 lyxerr << " " << s << endl;
356 if (buf->writeFile(FileName(s))) {
358 lyxerr << to_utf8(_(" Save seems successful. Phew.")) << endl;
361 lyxerr << to_utf8(_(" Save failed! Trying...")) << endl;
365 // 2) In HOME directory.
366 string s = addName(package().home_dir().absFilename(), buf->fileName());
368 lyxerr << ' ' << s << endl;
369 if (buf->writeFile(FileName(s))) {
371 lyxerr << to_utf8(_(" Save seems successful. Phew.")) << endl;
375 lyxerr << to_utf8(_(" Save failed! Trying...")) << endl;
377 // 3) In "/tmp" directory.
378 // MakeAbsPath to prepend the current
379 // drive letter on OS/2
380 s = addName(package().temp_dir().absFilename(), buf->fileName());
382 lyxerr << ' ' << s << endl;
383 if (buf->writeFile(FileName(s))) {
385 lyxerr << to_utf8(_(" Save seems successful. Phew.")) << endl;
388 lyxerr << to_utf8(_(" Save failed! Bummer. Document is lost.")) << endl;
392 bool BufferList::exists(string const & s) const
394 return find_if(bstore.begin(), bstore.end(),
395 bind(equal_to<string>(),
396 bind(&Buffer::fileName, _1),
402 bool BufferList::isLoaded(Buffer const * b) const
405 BufferStorage::const_iterator cit =
406 find(bstore.begin(), bstore.end(), b);
407 return cit != bstore.end();
411 Buffer * BufferList::getBuffer(string const & s)
413 BufferStorage::iterator it =
414 find_if(bstore.begin(), bstore.end(),
415 bind(equal_to<string>(),
416 bind(&Buffer::fileName, _1),
419 return it != bstore.end() ? (*it) : 0;
423 Buffer * BufferList::getBufferFromTmp(string const & s)
425 BufferStorage::iterator it = bstore.begin();
426 BufferStorage::iterator end = bstore.end();
427 for (; it < end; ++it)
428 if (prefixIs(s, (*it)->temppath()))
434 void BufferList::setCurrentAuthor(docstring const & name, docstring const & email)
436 BufferStorage::iterator it = bstore.begin();
437 BufferStorage::iterator end = bstore.end();
438 for (; it != end; ++it) {
439 (*it)->params().authors().record(0, Author(name, email));