-/* This file is part of
- * ======================================================
- *
- * LyX, The Document Word Processor
+/**
+ * \file bufferlist.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * Copyright 1995 Matthias Ettrich
- * Copyright 1995-2000 The LyX Team.
+ * \author Lars Gullik Bjønnes
*
- * This file is Copyright 1996-2000
- * Lars Gullik Bjønnes
- *
- * ======================================================
+ * Full author contact details are available in file CREDITS.
*/
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
#include <config.h>
-#include <algorithm>
-
#include "bufferlist.h"
#include "lyx_main.h"
-#include "minibuffer.h"
-#include "support/FileInfo.h"
-#include "support/filetools.h"
-#include "lyx_gui_misc.h"
#include "lastfiles.h"
+#include "buffer.h"
#include "debug.h"
#include "lyxrc.h"
#include "lyxtext.h"
#include "lyx_cb.h"
#include "bufferview_funcs.h"
+#include "BufferView.h"
#include "gettext.h"
-#include "LyXView.h"
+#include "frontends/LyXView.h"
#include "vc-backend.h"
#include "TextCache.h"
+#include "lyxlex.h"
+
+#include "frontends/Alert.h"
+
+#include "support/FileInfo.h"
+#include "support/filetools.h"
+#include "support/lyxmanip.h"
+#include "support/lyxfunctional.h"
+#include "support/LAssert.h"
+
+#include <boost/bind.hpp>
+
+#include <cassert>
+#include <algorithm>
+#include <functional>
+
-extern BufferView * current_view; // called too many times in this file...
+using namespace lyx::support;
using std::vector;
using std::find;
using std::endl;
+using std::find_if;
+using std::for_each;
+using std::mem_fun;
-//
-// Class BufferStorage
-//
-void BufferStorage::release(Buffer * buf)
+BufferList::BufferList()
+{}
+
+
+bool BufferList::empty() const
{
- Container::iterator it = find(container.begin(), container.end(), buf);
- if (it != container.end()) {
- // Make sure that we don't store a LyXText in
- // the textcache that points to the buffer
- // we just deleted.
- Buffer * tmp = (*it);
- container.erase(it);
- textcache.removeAllWithBuffer(tmp);
- delete tmp;
- }
+ return bstore.empty();
}
-Buffer * BufferStorage::newBuffer(string const & s, bool ronly)
+bool BufferList::quitWriteBuffer(Buffer * buf)
{
- Buffer * tmpbuf = new Buffer(s, ronly);
- tmpbuf->params.useClassDefaults();
- lyxerr.debug() << "Assigning to buffer "
- << container.size() << endl;
- container.push_back(tmpbuf);
- return tmpbuf;
-}
+ string file;
+ if (buf->isUnnamed())
+ file = OnlyFilename(buf->fileName());
+ else
+ file = MakeDisplayPath(buf->fileName(), 30);
+ string text = bformat(_("The document %1$s has unsaved changes.\n\n"
+ "Do you want to save the document or discard the changes?"), file);
+ int const ret = Alert::prompt(_("Save changed document?"),
+ text, 0, 2, _("&Save"), _("&Discard"), _("&Cancel"));
-//
-// Class BufferList
-//
+ if (ret == 0) {
+ // FIXME: WriteAs can be asynch !
+ // but not right now...maybe we should remove that
-BufferList::BufferList()
- : state_(BufferList::OK)
-{}
+ bool succeeded;
+
+ if (buf->isUnnamed())
+ succeeded = WriteAs(buf);
+ else
+ succeeded = MenuWrite(buf);
+
+ if (!succeeded)
+ return false;
+ } else if (ret == 1) {
+ // if we crash after this we could
+ // have no autosave file but I guess
+ // this is really inprobable (Jug)
+ if (buf->isUnnamed())
+ removeAutosaveFile(buf->fileName());
+ } else {
+ return false;
+ }
-bool BufferList::empty() const
-{
- return bstore.empty();
+ return true;
}
-extern bool MenuWrite(Buffer *);
-extern bool MenuWriteAs(Buffer *);
+bool BufferList::quitWriteAll()
+{
+ BufferStorage::iterator it = bstore.begin();
+ BufferStorage::iterator end = bstore.end();
+ for (; it != end; ++it) {
+ if ((*it)->isClean())
+ continue;
+
+ if (!quitWriteBuffer(*it))
+ return false;
+ }
-bool BufferList::QwriteAll()
+ return true;
+}
+
+
+void BufferList::release(Buffer * buf)
{
- bool askMoreConfirmation = false;
- string unsaved;
- for(BufferStorage::iterator it = bstore.begin();
- it != bstore.end(); ++it) {
- if (!(*it)->isLyxClean()) {
- string fname;
- if ((*it)->isUnnamed())
- fname = OnlyFilename((*it)->fileName());
- else
- fname = MakeDisplayPath((*it)->fileName(), 50);
- bool reask = true;
- while(reask) {
- switch(AskConfirmation(_("Changes in document:"),
- fname,
- _("Save document?"))) {
- case 1: // Yes
- if ((*it)->isUnnamed())
- reask = !MenuWriteAs((*it));
- else {
- reask = !MenuWrite((*it));
- }
- break;
- case 2: // No
- // if we crash after this we could
- // have no autosave file but I guess
- // this is really inprobable (Jug)
- if ((*it)->isUnnamed()) {
- removeAutosaveFile((*it)->fileName());
- }
- askMoreConfirmation = true;
- unsaved += MakeDisplayPath(fname, 50);
- unsaved += "\n";
- reask = false;
- break;
- case 3: // Cancel
- return false;
- }
- }
- }
+ Assert(buf);
+ BufferStorage::iterator it = find(bstore.begin(), bstore.end(), buf);
+ if (it != bstore.end()) {
+ // Make sure that we don't store a LyXText in
+ // the textcache that points to the buffer
+ // we just deleted.
+ Buffer * tmp = (*it);
+ bstore.erase(it);
+ textcache.removeAllWithBuffer(tmp);
+ delete tmp;
}
- if (askMoreConfirmation &&
- lyxrc.exit_confirmation &&
- !AskQuestion(_("Some documents were not saved:"),
- unsaved, _("Exit anyway?"))) {
- return false;
- }
-
- return true;
+}
+
+
+Buffer * BufferList::newBuffer(string const & s, bool ronly)
+{
+ Buffer * tmpbuf = new Buffer(s, ronly);
+ tmpbuf->params.useClassDefaults();
+ lyxerr[Debug::INFO] << "Assigning to buffer "
+ << bstore.size() << endl;
+ bstore.push_back(tmpbuf);
+ return tmpbuf;
}
void BufferList::closeAll()
{
- state_ = BufferList::CLOSING;
// Since we are closing we can just as well delete all
// in the textcache this will also speed the closing/quiting up a bit.
textcache.clear();
-
+
while (!bstore.empty()) {
- close(bstore.front());
+ close(bstore.front(), false);
}
- state_ = BufferList::OK;
}
-void BufferList::resize()
+bool BufferList::close(Buffer * buf, bool ask)
{
- for(BufferStorage::iterator it = bstore.begin();
- it != bstore.end(); ++it) {
- (*it)->resize();
+ Assert(buf);
+
+ // FIXME: is the quitting check still necessary ?
+ if (!ask || buf->isClean() || quitting || buf->paragraphs.empty()) {
+ release(buf);
+ return true;
}
-}
+ string fname;
+ if (buf->isUnnamed())
+ fname = OnlyFilename(buf->fileName());
+ else
+ fname = MakeDisplayPath(buf->fileName(), 30);
-bool BufferList::close(Buffer * buf)
-{
- // CHECK
- // Trace back why we need to use buf->getUser here.
- // Perhaps slight rewrite is in order? (Lgb)
-
- if (buf->getUser()) buf->getUser()->insetUnlock();
- if (buf->paragraph && !buf->isLyxClean() && !quitting) {
- if (buf->getUser())
- ProhibitInput(buf->getUser());
- string fname;
- if (buf->isUnnamed())
- fname = OnlyFilename(buf->fileName());
- else
- fname = MakeDisplayPath(buf->fileName(), 50);
- bool reask = true;
- while(reask) {
- switch(AskConfirmation(_("Changes in document:"),
- fname,
- _("Save document?"))){
- case 1: // Yes
- if (buf->isUnnamed())
- reask = !MenuWriteAs(buf);
- else if (buf->save()) {
- lastfiles->newFile(buf->fileName());
- } else {
- if (buf->getUser())
- AllowInput(buf->getUser());
- return false;
- }
- break;
- case 2:
- if (buf->isUnnamed()) {
- removeAutosaveFile(buf->fileName());
- }
- reask = false;
- break;
- case 3: // Cancel
- if (buf->getUser())
- AllowInput(buf->getUser());
+ string text = bformat(_("The document %1$s has unsaved changes.\n\n"
+ "Do you want to save the document or discard the changes?"), fname);
+ int const ret = Alert::prompt(_("Save changed document?"),
+ text, 0, 2, _("&Save"), _("&Discard"), _("&Cancel"));
+
+ if (ret == 0) {
+ if (buf->isUnnamed()) {
+ if (!WriteAs(buf))
return false;
- }
+ } else if (buf->save()) {
+ lastfiles->newFile(buf->fileName());
+ } else {
+ return false;
}
- if (buf->getUser())
- AllowInput(buf->getUser());
+ } else if (ret == 2) {
+ return false;
+ }
+
+ if (buf->isUnnamed()) {
+ removeAutosaveFile(buf->fileName());
}
- bstore.release(buf);
+ release(buf);
return true;
}
-vector<string> BufferList::getFileNames() const
+vector<string> const BufferList::getFileNames() const
{
vector<string> nvec;
- for(BufferStorage::const_iterator cit = bstore.begin();
- cit != bstore.end(); ++cit) {
- nvec.push_back((*cit)->fileName());
- }
+ std::copy(bstore.begin(), bstore.end(),
+ lyx::back_inserter_fun(nvec, &Buffer::fileName));
return nvec;
}
Buffer * BufferList::first()
{
- if (bstore.empty()) return 0;
+ if (bstore.empty())
+ return 0;
return bstore.front();
}
-Buffer * BufferList::getBuffer(int choice)
+Buffer * BufferList::getBuffer(unsigned int choice)
{
- if (choice >= bstore.size()) return 0;
+ if (choice >= bstore.size())
+ return 0;
return bstore[choice];
}
-int BufferList::unlockInset(UpdatableInset * inset)
+void BufferList::updateIncludedTeXfiles(string const & mastertmpdir,
+ LatexRunParams const & runparams)
{
- if (!inset) return 1;
- for(BufferStorage::iterator it = bstore.begin();
- it != bstore.end(); ++it) {
- if ((*it)->getUser()
- && (*it)->getUser()->the_locking_inset == inset) {
- (*it)->getUser()->insetUnlock();
- return 0;
- }
- }
- return 1;
-}
-
-
-void BufferList::updateIncludedTeXfiles(string const & mastertmpdir)
-{
- for(BufferStorage::iterator it = bstore.begin();
- it != bstore.end(); ++it) {
+ BufferStorage::iterator it = bstore.begin();
+ BufferStorage::iterator end = bstore.end();
+ for (; it != end; ++it) {
if (!(*it)->isDepClean(mastertmpdir)) {
string writefile = mastertmpdir;
writefile += '/';
writefile += (*it)->getLatexName();
(*it)->makeLaTeXFile(writefile, mastertmpdir,
- false, true);
+ runparams, false);
(*it)->markDepClean(mastertmpdir);
}
}
void BufferList::emergencyWriteAll()
{
- for (BufferStorage::iterator it = bstore.begin();
- it != bstore.end(); ++it) {
- if (!(*it)->isLyxClean()) {
- bool madeit = false;
-
- lyxerr <<_("lyx: Attempting to save"
- " document ");
- if ((*it)->isUnnamed())
- lyxerr << OnlyFilename((*it)->fileName());
- else
- lyxerr << (*it)->fileName();
- lyxerr << _(" as...") << endl;
-
- for (int i = 0; i < 3 && !madeit; ++i) {
- string s;
-
- // We try to save three places:
- // 1) Same place as document.
- // 2) In HOME directory.
- // 3) In "/tmp" directory.
- if (i == 0) {
- if ((*it)->isUnnamed())
- continue;
- s = (*it)->fileName();
- } else if (i == 1) {
- s = AddName(GetEnvPath("HOME"),
- (*it)->fileName());
- } else {
- // MakeAbsPath to prepend the current
- // drive letter on OS/2
- s = AddName(MakeAbsPath("/tmp/"),
- (*it)->fileName());
- }
- s += ".emergency";
-
- lyxerr << " " << i + 1 << ") " << s << endl;
-
- if ((*it)->writeFile(s, true)) {
- (*it)->markLyxClean();
- lyxerr << _(" Save seems successful. "
- "Phew.") << endl;
- madeit = true;
- } else if (i != 2) {
- lyxerr << _(" Save failed! Trying...")
- << endl;
- } else {
- lyxerr << _(" Save failed! Bummer. "
- "Document is lost.")
- << endl;
- }
- }
- }
- }
+ for_each(bstore.begin(), bstore.end(),
+ boost::bind(&BufferList::emergencyWrite, this, _1));
}
-Buffer * BufferList::readFile(string const & s, bool ronly)
+void BufferList::emergencyWrite(Buffer * buf)
{
- Buffer * b = bstore.newBuffer(s, ronly);
-
- string ts = s;
- string e = OnlyPath(s);
- string a = e;
- // File information about normal file
- FileInfo fileInfo2(s);
-
- // Check if emergency save file exists and is newer.
- e += OnlyFilename(s) + ".emergency";
- FileInfo fileInfoE(e);
-
- bool use_emergency = false;
-
- if (fileInfoE.exist() && fileInfo2.exist()) {
- if (fileInfoE.getModificationTime()
- > fileInfo2.getModificationTime()) {
- if (AskQuestion(_("An emergency save of this document exists!"),
- MakeDisplayPath(s, 50),
- _("Try to load that instead?"))) {
- ts = e;
- // the file is not saved if we load the
- // emergency file.
- b->markDirty();
- use_emergency = true;
- } else {
- // Here, we should delete the emergency save
- ::unlink(e.c_str());
- }
+ // assert(buf) // this is not good since C assert takes an int
+ // and a pointer is a long (JMarc)
+ assert(buf != 0); // use c assert to avoid a loop
+
+
+ // No need to save if the buffer has not changed.
+ if (buf->isClean())
+ return;
+
+ string const doc = buf->isUnnamed()
+ ? OnlyFilename(buf->fileName()) : buf->fileName();
+
+ lyxerr << bformat(_("LyX: Attempting to save document %1$s"), doc) << endl;
+
+ // We try to save three places:
+ // 1) Same place as document. Unless it is an unnamed doc.
+ if (!buf->isUnnamed()) {
+ string s = buf->fileName();
+ s += ".emergency";
+ lyxerr << " " << s << endl;
+ if (buf->writeFile(s)) {
+ buf->markClean();
+ lyxerr << _(" Save seems successful. Phew.") << endl;
+ return;
+ } else {
+ lyxerr << _(" Save failed! Trying...") << endl;
}
}
- if (!use_emergency) {
- // Now check if autosave file is newer.
- a += '#';
- a += OnlyFilename(s);
- a += '#';
- FileInfo fileInfoA(a);
- if (fileInfoA.exist() && fileInfo2.exist()) {
- if (fileInfoA.getModificationTime()
- > fileInfo2.getModificationTime()) {
- if (AskQuestion(_("Autosave file is newer."),
- MakeDisplayPath(s, 50),
- _("Load that one instead?"))) {
- ts = a;
- // the file is not saved if we load the
- // autosave file.
- b->markDirty();
- } else {
- // Here, we should delete the autosave
- ::unlink(a.c_str());
- }
- }
- }
+ // 2) In HOME directory.
+ string s = AddName(GetEnvPath("HOME"), buf->fileName());
+ s += ".emergency";
+ lyxerr << ' ' << s << endl;
+ if (buf->writeFile(s)) {
+ buf->markClean();
+ lyxerr << _(" Save seems successful. Phew.") << endl;
+ return;
}
- // not sure if this is the correct place to begin LyXLex
- LyXLex lex(0, 0);
- lex.setFile(ts);
- if (b->readFile(lex))
- return b;
- else {
- bstore.release(b);
- return 0;
+
+ lyxerr << _(" Save failed! Trying...") << endl;
+
+ // 3) In "/tmp" directory.
+ // MakeAbsPath to prepend the current
+ // drive letter on OS/2
+ s = AddName(MakeAbsPath("/tmp/"), buf->fileName());
+ s += ".emergency";
+ lyxerr << ' ' << s << endl;
+ if (buf->writeFile(s)) {
+ buf->markClean();
+ lyxerr << _(" Save seems successful. Phew.") << endl;
+ return;
}
+ lyxerr << _(" Save failed! Bummer. Document is lost.") << endl;
}
bool BufferList::exists(string const & s) const
{
- for (BufferStorage::const_iterator cit = bstore.begin();
- cit != bstore.end(); ++cit) {
- if ((*cit)->fileName() == s)
- return true;
- }
- return false;
+ return find_if(bstore.begin(), bstore.end(),
+ lyx::compare_memfun(&Buffer::fileName, s))
+ != bstore.end();
}
bool BufferList::isLoaded(Buffer const * b) const
{
+ Assert(b);
+
BufferStorage::const_iterator cit =
find(bstore.begin(), bstore.end(), b);
return cit != bstore.end();
Buffer * BufferList::getBuffer(string const & s)
{
- for(BufferStorage::iterator it = bstore.begin();
- it != bstore.end(); ++it) {
- if ((*it)->fileName() == s)
- return (*it);
- }
- return 0;
-}
-
-
-Buffer * BufferList::newFile(string const & name, string tname, bool isNamed)
-{
- // get a free buffer
- Buffer * b = bstore.newBuffer(name);
-
- // use defaults.lyx as a default template if it exists.
- if (tname.empty()) {
- tname = LibFileSearch("templates", "defaults.lyx");
- }
- if (!tname.empty() && IsLyXFilename(tname)) {
- bool templateok = false;
- LyXLex lex(0, 0);
- lex.setFile(tname);
- if (lex.IsOK()) {
- if (b->readFile(lex)) {
- templateok = true;
- }
- }
- if (!templateok) {
- WriteAlert(_("Error!"), _("Unable to open template"),
- MakeDisplayPath(tname));
- // no template, start with empty buffer
- b->paragraph = new LyXParagraph;
- }
- }
- else { // start with empty buffer
- b->paragraph = new LyXParagraph;
- }
-
-#warning Why mark a new document dirty? I deactivate this (Jug)
- if (!lyxrc.new_ask_filename) {
-// b->markDirty();
- if (!isNamed)
- b->setUnnamed();
- }
- b->setReadonly(false);
-
- return b;
+ BufferStorage::iterator it =
+ find_if(bstore.begin(), bstore.end(),
+ lyx::compare_memfun(&Buffer::fileName, s));
+ return it != bstore.end() ? (*it) : 0;
}
-Buffer * BufferList::loadLyXFile(string const & filename, bool tolastfiles)
+void BufferList::setCurrentAuthor(string const & name, string const & email)
{
- // make sure our path is absolute
- string s = MakeAbsPath(filename);
-
- // file already open?
- if (exists(s)) {
- if (AskQuestion(_("Document is already open:"),
- MakeDisplayPath(s, 50),
- _("Do you want to reload that document?"))) {
- // Reload is accomplished by closing and then loading
- if (!close(getBuffer(s))) {
- return 0;
- }
- // Fall through to new load. (Asger)
- } else {
- // Here, we pretend that we just loaded the
- // open document
- return getBuffer(s);
- }
+ BufferStorage::iterator it = bstore.begin();
+ BufferStorage::iterator end = bstore.end();
+ for (; it != end; ++it) {
+ (*it)->authors().record(0, Author(name, email));
}
- Buffer * b = 0;
- bool ro = false;
- switch (IsFileWriteable(s)) {
- case 0:
-#if 0
- current_view->owner()->getMiniBuffer()->
- Set(_("File `") + MakeDisplayPath(s, 50) +
- _("' is read-only."));
-#endif
- ro = true;
- // Fall through
- case 1:
- b = readFile(s, ro);
- if (b) {
- b->lyxvc.file_found_hook(s);
- }
- break; //fine- it's r/w
- case -1:
- // Here we probably should run
- if (LyXVC::file_not_found_hook(s)) {
- // Ask if the file should be checked out for
- // viewing/editing, if so: load it.
- if (AskQuestion(_("Do you want to retrieve file under version control?"))) {
- // 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::retrive(s);
- return loadLyXFile(filename, tolastfiles);
- }
- }
- if (AskQuestion(_("Cannot open specified file:"),
- MakeDisplayPath(s, 50),
- _("Create new document with this name?")))
- {
- // Find a free buffer
- b = newFile(s, string(), true);
- }
- break;
- }
-
- if (b && tolastfiles)
- lastfiles->newFile(b->fileName());
-
- return b;
}