X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Flyx_cb.C;h=213ff3967687d8eb375f36ec1a2f8c5236375742;hb=86e0dfa3e11957318ca4f3f549248326aa806eb4;hp=d94564d492d4ee8be92ff59615f46c3142f2aeab;hpb=85e30074c271cb2d13b984e9dcb223d7bdde19f4;p=lyx.git diff --git a/src/lyx_cb.C b/src/lyx_cb.C index d94564d492..213ff39676 100644 --- a/src/lyx_cb.C +++ b/src/lyx_cb.C @@ -1,183 +1,145 @@ -/* This file is part of - * ====================================================== - * - * LyX, The Document Processor - * - * Copyright 1995 Matthias Ettrich, - * Copyright 1995-2001 The LyX Team. +/** + * \file lyx_cb.C + * This file is part of LyX, the document processor. + * Licence details can be found in the file COPYING. * - * ====================================================== */ + * \author Lars Gullik Bjønnes + * \author Angus Leeming + * \author John Levon + * \author André Pönitz + * \author Jürgen Vigna + * + * Full author contact details are available in file CREDITS. + */ #include -#include -#include -#include -#include - #include "lyx_cb.h" -#include "lyx_main.h" + #include "buffer.h" #include "bufferlist.h" -#include "bufferview_funcs.h" +#include "BufferView.h" +#include "cursor.h" #include "debug.h" +#include "gettext.h" #include "lastfiles.h" -#include "LyXView.h" +#include "lyx_main.h" +#include "lyxlayout.h" #include "lyxrc.h" #include "lyxtext.h" +#include "paragraph.h" + #include "frontends/Alert.h" #include "frontends/FileDialog.h" -#include "frontends/GUIRunTime.h" -#include "insets/insetlabel.h" +#include "frontends/lyx_gui.h" +#include "frontends/LyXView.h" + #include "support/FileInfo.h" #include "support/filetools.h" +#include "support/forkedcall.h" +#include "support/globbing.h" +#include "support/lyxlib.h" +#include "support/os.h" #include "support/path.h" -#include "support/syscall.h" -#include "support/lstrings.h" -#include "gettext.h" -#include "BufferView.h" +#include "support/path_defines.h" +#include "support/systemcall.h" -using std::vector; -using std::ifstream; +#include + +#include +#include + +using lyx::support::AddName; +using lyx::support::bformat; +using lyx::support::destroyDir; +using lyx::support::FileFilterList; +using lyx::support::FileInfo; +using lyx::support::ForkedProcess; +using lyx::support::IsLyXFilename; +using lyx::support::LibFileSearch; +using lyx::support::MakeAbsPath; +using lyx::support::MakeDisplayPath; +using lyx::support::OnlyFilename; +using lyx::support::OnlyPath; +using lyx::support::Path; +using lyx::support::removeAutosaveFile; +using lyx::support::rename; +using lyx::support::split; +using lyx::support::system_lyxdir; +using lyx::support::Systemcall; +using lyx::support::tempName; +using lyx::support::unlink; +using lyx::support::user_lyxdir; + +namespace os = lyx::support::os; + +using boost::shared_ptr; + +using std::back_inserter; using std::copy; using std::endl; +using std::make_pair; +using std::string; +using std::ifstream; using std::ios; -using std::back_inserter; using std::istream_iterator; -using std::pair; -using std::make_pair; + extern BufferList bufferlist; // this should be static, but I need it in buffer.C bool quitting; // flag, that we are quitting the program -extern bool finished; // all cleanup done just let it run through now. - -/* - This is the inset locking stuff needed for mathed -------------------- - - an inset can simple call LockInset in it's edit call and *ONLY* in it's - edit call. - Inset::Edit() can only be called by the main lyx module. - - Then the inset may modify the menu's and/or iconbars. - - Unlocking is either done by LyX or the inset itself with a UnlockInset-call - - During the lock, all button and keyboard events will be modified - and send to the inset through the following inset-features. Note that - Inset::insetUnlock will be called from inside UnlockInset. It is meant - to contain the code for restoring the menus and things like this. - - - virtual void insetButtonPress(int x, int y, int button); - virtual void insetButtonRelease(int x, int y, int button); - virtual void insetKeyPress(XKeyEvent *ev); - virtual void insetMotionNotify(int x, int y, int state); - virtual void insetUnlock(); - - If a inset wishes any redraw and/or update it just has to call - UpdateInset(this). - It's is completly irrelevant, where the inset is. UpdateInset will - find it in any paragraph in any buffer. - Of course the_locking_inset and the insets in the current paragraph/buffer - are checked first, so no performance problem should occur. - - Hope that's ok for the beginning, Alejandro, - sorry that I needed so much time, - - Matthias - */ - -//void UpdateInset(BufferView * bv, Inset * inset, bool mark_dirty = true); - -/* these functions return 1 if an error occured, - otherwise 0 */ -// Now they work only for updatable insets. [Alejandro 080596] -//int LockInset(UpdatableInset * inset); -void ToggleLockedInsetCursor(int x, int y, int asc, int desc); -//void FitLockedInsetCursor(long x, long y, int asc, int desc); -//int UnlockInset(UpdatableInset * inset); -//void LockedInsetStoreUndo(Undo::undo_kind kind); - -/* this is for asyncron updating. UpdateInsetUpdateList will be called - automatically from LyX. Just insert the Inset into the Updatelist */ -//void UpdateInsetUpdateList(); -//void PutInsetIntoInsetUpdateList(Inset * inset); - -//InsetUpdateStruct * InsetUpdateList = 0; - - -/* - ----------------------------------------------------------------------- - */ - - -void ShowMessage(Buffer const * buf, - string const & msg1, - string const & msg2, - string const & msg3) -{ - if (lyxrc.use_gui) { - string const str = msg1 + ' ' + msg2 + ' ' + msg3; - buf->getUser()->owner()->message(str); - } else - lyxerr << msg1 << msg2 << msg3 << endl; -} // // Menu callbacks // -// -// File menu -// -// should be moved to lyxfunc.C -bool MenuWrite(BufferView * bv, Buffer * buffer) +bool MenuWrite(Buffer * buffer) { - // FIXME: needed ? - XFlush(GUIRunTime::x11Display()); - - if (!buffer->save()) { - string const fname = buffer->fileName(); - string const s = MakeAbsPath(fname); - if (Alert::askQuestion(_("Save failed. Rename and try again?"), - MakeDisplayPath(s, 50), - _("(If not, document is not saved.)"))) { - return WriteAs(bv, buffer); - } - return false; - } else - lastfiles->newFile(buffer->fileName()); - return true; + if (buffer->save()) { + LyX::ref().lastfiles().newFile(buffer->fileName()); + return true; + } + + // FIXME: we don't tell the user *WHY* the save failed !! + + string const file = MakeDisplayPath(buffer->fileName(), 30); + + string text = bformat(_("The document %1$s could not be saved.\n\n" + "Do you want to rename the document and try again?"), file); + int const ret = Alert::prompt(_("Rename and save?"), + text, 0, 1, _("&Rename"), _("&Cancel")); + + if (ret == 0) + return WriteAs(buffer); + return false; } -// should be moved to BufferView.C -// Half of this func should be in LyXView, the rest in BufferView. -bool WriteAs(BufferView * bv, Buffer * buffer, string const & filename) +bool WriteAs(Buffer * buffer, string const & filename) { string fname = buffer->fileName(); - string oldname = fname; + string const oldname = fname; if (filename.empty()) { - FileDialog fileDlg(bv->owner(), - _("Choose a filename to save document as"), + FileDialog fileDlg(_("Choose a filename to save document as"), LFUN_WRITEAS, - make_pair(string(_("Documents")), + make_pair(string(_("Documents|#o#O")), string(lyxrc.document_path)), - make_pair(string(_("Templates")), + make_pair(string(_("Templates|#T#t")), string(lyxrc.template_path))); if (!IsLyXFilename(fname)) fname += ".lyx"; + FileFilterList const filter (_("LyX Documents (*.lyx)")); + FileDialog::Result result = - fileDlg.Select(OnlyPath(fname), - _("*.lyx|LyX Documents (*.lyx)"), - OnlyFilename(fname)); + fileDlg.save(OnlyPath(fname), + filter, + OnlyFilename(fname)); if (result.first == FileDialog::Later) return false; @@ -194,36 +156,15 @@ bool WriteAs(BufferView * bv, Buffer * buffer, string const & filename) } else fname = filename; - // Same name as we have already? - if (!buffer->isUnnamed() && fname == oldname) { - if (!Alert::askQuestion(_("Same name as document already has:"), - MakeDisplayPath(fname, 50), - _("Save anyway?"))) - return false; - // Falls through to name change and save - } - // No, but do we have another file with this name open? - else if (!buffer->isUnnamed() && bufferlist.exists(fname)) { - if (Alert::askQuestion(_("Another document with same name open!"), - MakeDisplayPath(fname, 50), - _("Replace with current document?"))) - { - bufferlist.close(bufferlist.getBuffer(fname)); - - // Ok, change the name of the buffer, but don't save! - buffer->setFileName(fname); - buffer->markDirty(); - - ShowMessage(buffer, _("Document renamed to '"), - MakeDisplayPath(fname), _("', but not saved...")); - } - return false; - } // Check whether the file exists - else { - FileInfo const myfile(fname); - if (myfile.isOK() && !Alert::askQuestion(_("Document already exists:"), - MakeDisplayPath(fname, 50), - _("Replace file?"))) + FileInfo const myfile(fname); + if (myfile.isOK()) { + string const file = MakeDisplayPath(fname, 30); + string text = bformat(_("The document %1$s already exists.\n\n" + "Do you want to over-write that document?"), file); + int const ret = Alert::prompt(_("Over-write document?"), + text, 0, 1, _("&Over-write"), _("&Cancel")); + + if (ret == 1) return false; } @@ -233,59 +174,26 @@ bool WriteAs(BufferView * bv, Buffer * buffer, string const & filename) bool unnamed = buffer->isUnnamed(); buffer->setUnnamed(false); - if (!MenuWrite(bv, buffer)) { - buffer->setFileName(oldname); - buffer->setUnnamed(unnamed); - ShowMessage(buffer, _("Document could not be saved!"), - _("Holding the old name."), MakeDisplayPath(oldname)); - return false; + if (!MenuWrite(buffer)) { + buffer->setFileName(oldname); + buffer->setUnnamed(unnamed); + return false; } - // now remove the oldname autosave file if existant! + removeAutosaveFile(oldname); return true; } -int MenuRunChktex(Buffer * buffer) -{ - int ret; - - if (buffer->isSGML()) { - Alert::alert(_("Chktex does not work with SGML derived documents.")); - return 0; - } else - ret = buffer->runChktex(); - - if (ret >= 0) { - string s; - string t; - if (ret == 0) { - s = _("No warnings found."); - } else if (ret == 1) { - s = _("One warning found."); - t = _("Use `Navigate->Error' to find it."); - } else { - s += tostr(ret); - s += _(" warnings found."); - t = _("Use `Navigate->Error' to find them."); - } - Alert::alert(_("Chktex run successfully"), s, t); - } else { - Alert::alert(_("Error!"), _("It seems chktex does not work.")); - } - return ret; -} - - void QuitLyX() { lyxerr[Debug::INFO] << "Running QuitLyX." << endl; - if (lyxrc.use_gui) { - if (!bufferlist.qwriteAll()) + if (lyx_gui::use_gui) { + if (!bufferlist.quitWriteAll()) return; - lastfiles->writeFile(lyxrc.lastfiles); + LyX::cref().lastfiles().writeFile(lyxrc.lastfiles); } // Set a flag that we do quitting from the program, @@ -296,36 +204,50 @@ void QuitLyX() bufferlist.closeAll(); // do any other cleanup procedures now - lyxerr[Debug::INFO] << "Deleting tmp dir " << system_tempdir << endl; + lyxerr[Debug::INFO] << "Deleting tmp dir " << os::getTmpDir() << endl; - DestroyLyXTmpDir(system_tempdir); + if (destroyDir(os::getTmpDir()) != 0) { + string msg = bformat(_("Could not remove the temporary directory %1$s"), + os::getTmpDir()); + Alert::warning(_("Could not remove temporary directory"), msg); + } - finished = true; + lyx_gui::exit(); } +namespace { -void AutoSave(BufferView * bv) - // should probably be moved into BufferList (Lgb) - // Perfect target for a thread... +class AutoSaveBuffer : public ForkedProcess { +public: + /// + AutoSaveBuffer(BufferView & bv, string const & fname) + : bv_(bv), fname_(fname) {} + /// + virtual shared_ptr clone() const + { + return shared_ptr(new AutoSaveBuffer(*this)); + } + /// + int start(); +private: + /// + virtual int generateChild(); + /// + BufferView & bv_; + string fname_; +}; + + +int AutoSaveBuffer::start() { - if (!bv->available()) - return; + command_ = bformat(_("Auto-saving %1$s"), fname_); + return run(DontWait); +} - if (bv->buffer()->isBakClean() || bv->buffer()->isReadonly()) { - // We don't save now, but we'll try again later - bv->owner()->resetAutosaveTimer(); - return; - } - bv->owner()->message(_("Autosaving current document...")); - - // create autosave filename - string fname = OnlyPath(bv->buffer()->fileName()); - fname += "#"; - fname += OnlyFilename(bv->buffer()->fileName()); - fname += "#"; - +int AutoSaveBuffer::generateChild() +{ // tmp_ret will be located (usually) in /tmp // will that be a problem? pid_t const pid = fork(); // If you want to debug the autosave @@ -336,36 +258,65 @@ void AutoSave(BufferView * bv) // to fork. But we will do the save // anyway. bool failed = false; - - string const tmp_ret = lyx::tempName(string(), "lyxauto"); + + string const tmp_ret = tempName(string(), "lyxauto"); if (!tmp_ret.empty()) { - bv->buffer()->writeFile(tmp_ret, 1); + bv_.buffer()->writeFile(tmp_ret); // assume successful write of tmp_ret - if (!lyx::rename(tmp_ret, fname)) { + if (!rename(tmp_ret, fname_)) { failed = true; // most likely couldn't move between filesystems // unless write of tmp_ret failed // so remove tmp file (if it exists) - lyx::unlink(tmp_ret); + unlink(tmp_ret); } } else { failed = true; } - + if (failed) { // failed to write/rename tmp_ret so try writing direct - if (!bv->buffer()->writeFile(fname, 1)) { + if (!bv_.buffer()->writeFile(fname_)) { // It is dangerous to do this in the child, // but safe in the parent, so... if (pid == -1) - bv->owner()->message(_("Autosave failed!")); + bv_.owner()->message(_("Autosave failed!")); } } if (pid == 0) { // we are the child so... _exit(0); } } - + return pid; +} + +} // namespace anon + + +void AutoSave(BufferView * bv) + // should probably be moved into BufferList (Lgb) + // Perfect target for a thread... +{ + if (!bv->available()) + return; + + if (bv->buffer()->isBakClean() || bv->buffer()->isReadonly()) { + // We don't save now, but we'll try again later + bv->owner()->resetAutosaveTimer(); + return; + } + + bv->owner()->message(_("Autosaving current document...")); + + // create autosave filename + string fname = bv->buffer()->filePath(); + fname += '#'; + fname += OnlyFilename(bv->buffer()->fileName()); + fname += '#'; + + AutoSaveBuffer autosave(*bv, fname); + autosave.start(); + bv->buffer()->markBakClean(); bv->owner()->resetAutosaveTimer(); } @@ -378,7 +329,7 @@ void AutoSave(BufferView * bv) // create new file with template // SERVERCMD ! // -Buffer * NewLyxFile(string const & filename) +void NewFile(BufferView * bv, string const & filename) { // Split argument by : string name; @@ -396,50 +347,72 @@ Buffer * NewLyxFile(string const & filename) << "\nName is " << name << "\nTemplate is " << tmpname << endl; - // find a free buffer - Buffer * tmpbuf = bufferlist.newFile(name, tmpname); - if (tmpbuf) - lastfiles->newFile(tmpbuf->fileName()); - return tmpbuf; + bv->newFile(name, tmpname); } // Insert ascii file (if filename is empty, prompt for one) void InsertAsciiFile(BufferView * bv, string const & f, bool asParagraph) { - string fname = f; + if (!bv->available()) + return; - if (!bv->available()) + string const tmpstr = getContentsOfAsciiFile(bv, f, asParagraph); + if (tmpstr.empty()) return; - + + // clear the selection + if (bv->text() == bv->getLyXText()) + bv->cursor().clearSelection(); + if (asParagraph) + bv->getLyXText()->insertStringAsParagraphs(bv->cursor(), tmpstr); + else + bv->getLyXText()->insertStringAsLines(bv->cursor(), tmpstr); + bv->update(); +} + + +// Insert ascii file (if filename is empty, prompt for one) +string getContentsOfAsciiFile(BufferView * bv, string const & f, bool asParagraph) +{ + string fname = f; + if (fname.empty()) { - FileDialog fileDlg(bv->owner(), _("Select file to insert"), + FileDialog fileDlg(_("Select file to insert"), (asParagraph) ? LFUN_FILE_INSERT_ASCII_PARA : LFUN_FILE_INSERT_ASCII); - - FileDialog::Result result = fileDlg.Select(bv->owner()->buffer()->filepath); + + FileDialog::Result result = + fileDlg.open(bv->owner()->buffer()->filePath(), + FileFilterList(), string()); if (result.first == FileDialog::Later) - return; + return string(); fname = result.second; - if (fname.empty()) - return; + if (fname.empty()) + return string(); } FileInfo fi(fname); if (!fi.readable()) { - Alert::err_alert(_("Error! Specified file is unreadable: "), - MakeDisplayPath(fname, 50)); - return; + string const error = strerror(errno); + string const file = MakeDisplayPath(fname, 50); + string const text = bformat(_("Could not read the specified document\n" + "%1$s\ndue to the error: %2$s"), file, error); + Alert::error(_("Could not read file"), text); + return string(); } ifstream ifs(fname.c_str()); if (!ifs) { - Alert::err_alert(_("Error! Cannot open specified file: "), - MakeDisplayPath(fname, 50)); - return; + string const error = strerror(errno); + string const file = MakeDisplayPath(fname, 50); + string const text = bformat(_("Could not open the specified document\n" + "%1$s\ndue to the error: %2$s"), file, error); + Alert::error(_("Could not open file"), text); + return string(); } ifs.unsetf(ios::skipws); @@ -447,82 +420,19 @@ void InsertAsciiFile(BufferView * bv, string const & f, bool asParagraph) istream_iterator end; #if !defined(USE_INCLUDED_STRING) && !defined(STD_STRING_IS_GOOD) // We use this until the compilers get better... - vector tmp; + std::vector tmp; copy(ii, end, back_inserter(tmp)); string const tmpstr(tmp.begin(), tmp.end()); #else // This is what we want to use and what we will use once the - // compilers get good enough. + // compilers get good enough. //string tmpstr(ii, end); // yet a reason for using std::string // alternate approach to get the file into a string: string tmpstr; copy(ii, end, back_inserter(tmpstr)); #endif - // insert the string - bv->hideCursor(); - - // clear the selection - bv->beforeChange(bv->text); - if (!asParagraph) - bv->text->insertStringAsLines(bv, tmpstr); - else - bv->text->insertStringAsParagraphs(bv, tmpstr); - bv->update(bv->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE); -} - -void MenuInsertLabel(BufferView * bv, string const & arg) -{ - string label(arg); - bv->owner()->prohibitInput(); - if (label.empty()) { - Paragraph * par = bv->text->cursor.par(); - LyXLayout const * layout = - &textclasslist.Style(bv->buffer()->params.textclass, - par->getLayout()); - - if (layout->latextype == LATEX_PARAGRAPH && par->previous()) { - Paragraph * par2 = par->previous(); - LyXLayout const * layout2 = - &textclasslist.Style(bv->buffer()->params.textclass, - par2->getLayout()); - if (layout2->latextype != LATEX_PARAGRAPH) { - par = par2; - layout = layout2; - } - } - string text = layout->latexname().substr(0, 3); - if (layout->latexname() == "theorem") - text = "thm"; // Create a correct prefix for prettyref - - text += ":"; - if (layout->latextype == LATEX_PARAGRAPH || - lyxrc.label_init_length < 0) - text.erase(); - string par_text = par->asString(bv->buffer(), false); - for (int i = 0; i < lyxrc.label_init_length; ++i) { - if (par_text.empty()) - break; - string head; - par_text = split(par_text, head, ' '); - if (i > 0) - text += '-'; // Is it legal to use spaces in - // labels ? - text += head; - } - - pair result = - Alert::askForText(_("Enter new label to insert:"), text); - if (result.first) { - label = frontStrip(strip(result.second)); - } - } - if (!label.empty()) { - InsetCommandParams p( "label", label ); - InsetLabel * inset = new InsetLabel( p ); - bv->insertInset( inset ); - } - bv->owner()->allowInput(); + return tmpstr; } @@ -533,13 +443,16 @@ void Reconfigure(BufferView * bv) bv->owner()->message(_("Running configure...")); // Run configure in user lyx directory - Path p(user_lyxdir); - Systemcalls one(Systemcalls::System, - AddName(system_lyxdir, "configure")); + Path p(user_lyxdir()); + Systemcall one; + one.startscript(Systemcall::Wait, + AddName(system_lyxdir(), "configure")); p.pop(); bv->owner()->message(_("Reloading configuration...")); lyxrc.read(LibFileSearch(string(), "lyxrc.defaults")); - Alert::alert(_("The system has been reconfigured."), - _("You need to restart LyX to make use of any"), - _("updated document class specifications.")); + + Alert::information(_("System reconfigured"), + _("The system has been reconfigured.\n" + "You need to restart LyX to make use of any \n" + "updated document class specifications.")); }