]> git.lyx.org Git - lyx.git/blobdiff - src/LyX.cpp
listerrors.lyx : Update a link.
[lyx.git] / src / LyX.cpp
index 2d6611211c56a9543a94b41067004df3b3909a0f..7e56d550eefbc42f1ae6e2ce825c149d075d9b55 100644 (file)
 #include "Server.h"
 #include "ServerSocket.h"
 #include "Session.h"
+#include "WordList.h"
 
 #include "frontends/alert.h"
 #include "frontends/Application.h"
 
-#include "graphics/Previews.h"
-
 #include "support/lassert.h"
 #include "support/debug.h"
 #include "support/environment.h"
@@ -90,6 +89,13 @@ namespace os = support::os;
 bool use_gui = true;
 
 
+// We default to open documents in an already running instance, provided that
+// the lyxpipe has been setup. This can be overridden either on the command
+// line or through preference settings.
+
+RunMode run_mode = PREFERRED;
+
+
 // Tell what files can be silently overwritten during batch export.
 // Possible values are: NO_FILES, MAIN_FILE, ALL_FILES, UNSPECIFIED.
 // Unless specified on command line (through the -f switch) or through the
@@ -186,8 +192,6 @@ struct LyX::Impl
        /// the parsed command line batch command if any
        vector<string> batch_commands;
 
-       ///
-       graphics::Previews preview_;
        ///
        SpellChecker * spell_checker_;
        ///
@@ -214,6 +218,7 @@ LyX::~LyX()
 {
        delete pimpl_;
        singleton_ = 0;
+       WordList::cleanupWordLists();
 }
 
 
@@ -283,26 +288,19 @@ int LyX::exec(int & argc, char * argv[])
 {
        // Minimal setting of locale before parsing command line
        try {
-               init_package(os::utf8_argv(0), string(), string(),
-                       top_build_dir_is_one_level_up);
+               init_package(os::utf8_argv(0), string(), string());
+               // we do not get to this point when init_package throws an exception
+               locale_init();
        } catch (ExceptionMessage const & message) {
-               if (message.type_ == ErrorException) {
-                       Alert::error(message.title_, message.details_);
-                       lyx_exit(1);
-               } else if (message.type_ == WarningException) {
-                       Alert::warning(message.title_, message.details_);
-               }
+               LYXERR(Debug::LOCALE, message.title_ + ", " + message.details_);
        }
-       locale_init();
 
        // Here we need to parse the command line. At least
        // we need to parse for "-dbg" and "-help"
        easyParse(argc, argv);
 
        try {
-               init_package(os::utf8_argv(0),
-                       cl_system_support, cl_user_support,
-                       top_build_dir_is_one_level_up);
+               init_package(os::utf8_argv(0), cl_system_support, cl_user_support);
        } catch (ExceptionMessage const & message) {
                if (message.type_ == ErrorException) {
                        Alert::error(message.title_, message.details_);
@@ -370,12 +368,19 @@ int LyX::exec(int & argc, char * argv[])
                return exit_status;
        }
 
+       // If not otherwise specified by a command line option or
+       // by preferences, we default to reuse a running instance.
+       if (run_mode == PREFERRED)
+               run_mode = USE_REMOTE;
+
        // FIXME
        /* Create a CoreApplication class that will provide the main event loop
        * and the socket callback registering. With Qt4, only QtCore
        * library would be needed.
        * When this is done, a server_mode could be created and the following two
        * line would be moved out from here.
+       * However, note that the first of the two lines below triggers the
+       * "single instance" behavior, which should occur right at this point.
        */
        // Note: socket callback must be registered after init(argc, argv)
        // such that package().temp_dir() is properly initialized.
@@ -384,7 +389,15 @@ int LyX::exec(int & argc, char * argv[])
                        FileName(package().temp_dir().absFileName() + "/lyxsocket")));
 
        // Start the real execution loop.
-       exit_status = pimpl_->application_->exec();
+       if (!theServer().deferredLoadingToOtherInstance())
+               exit_status = pimpl_->application_->exec();
+       else if (!pimpl_->files_to_load_.empty()) {
+               vector<string>::const_iterator it = pimpl_->files_to_load_.begin();
+               vector<string>::const_iterator end = pimpl_->files_to_load_.end();
+               lyxerr << _("The following files could not be loaded:") << endl;
+               for (; it != end; ++it)
+                       lyxerr << *it << endl;
+       }
 
        prepareExit();
 
@@ -435,8 +448,7 @@ void LyX::prepareExit()
 
        // Kill the application object before exiting. This avoids crashes
        // when exiting on Linux.
-       if (pimpl_->application_)
-               pimpl_->application_.reset();
+       pimpl_->application_.reset();
 }
 
 
@@ -500,7 +512,7 @@ bool LyX::loadFiles()
                        continue;
 
                Buffer * buf = pimpl_->buffer_list_.newBuffer(fname.absFileName(), false);
-               if (buf->loadLyXFile(fname)) {
+               if (buf->loadLyXFile() == Buffer::ReadSuccess) {
                        ErrorList const & el = buf->errorList("Parse");
                        if (!el.empty())
                                for_each(el.begin(), el.end(),
@@ -534,10 +546,10 @@ void LyX::execCommands()
                        _("No textclass is found"),
                        _("LyX will only have minimal functionality because no textclasses "
                                "have been found. You can either try to reconfigure LyX normally, "
-                               "try to reconfigure using only the defaults, or continue."),
+                               "try to reconfigure without checking your LaTeX installation, or continue."),
                        0, 2,
                        _("&Reconfigure"),
-                       _("&Use Defaults"),
+                       _("&Without LaTeX"),
                        _("&Continue")))
                {
                case 0:
@@ -653,7 +665,7 @@ static void error_handler(int err_sig)
                          "hope you have not lost any data.\n"
                          "Please read the bug-reporting instructions "
                          "in 'Help->Introduction' and send us a bug report, "
-                         "if necessary. Thanks !\nBye.");
+                         "if necessary. Thanks!\nBye.");
                break;
        case SIGINT:
        case SIGTERM:
@@ -727,6 +739,12 @@ bool LyX::init()
                                              "templates");
        }
 
+       // init LyXDir environment variable
+       string const lyx_dir = package().lyx_dir().absFileName();
+       LYXERR(Debug::INIT, "Setting LyXDir... to \"" << lyx_dir << "\"");
+       if (!setEnv("LyXDir", lyx_dir))
+               LYXERR(Debug::INIT, "\t... failed!");
+
        //
        // Read configuration files
        //
@@ -746,7 +764,7 @@ bool LyX::init()
                prependEnvPath("PATH", package().binary_dir().absFileName());
 #endif
        if (!lyxrc.path_prefix.empty())
-               prependEnvPath("PATH", lyxrc.path_prefix);
+               prependEnvPath("PATH", replaceEnvironmentPath(lyxrc.path_prefix));
 
        // Check that user LyX directory is ok.
        if (queryUserLyXDir(package().explicit_user_support()))
@@ -788,7 +806,7 @@ bool LyX::init()
        system_lcolor = lcolor;
 
        // This one is edited through the preferences dialog.
-       if (!readRcFile("preferences"))
+       if (!readRcFile("preferences", true))
                return false;
 
        if (!readEncodingsFile("encodings", "unicodesymbols"))
@@ -812,6 +830,7 @@ bool LyX::init()
        // Set up command definitions
        pimpl_->toplevel_cmddef_.read(lyxrc.def_file);
 
+       // FIXME
        // Set up bindings
        pimpl_->toplevel_keymap_.read("site");
        pimpl_->toplevel_keymap_.read(lyxrc.bind_file);
@@ -823,7 +842,7 @@ bool LyX::init()
 
        os::windows_style_tex_paths(lyxrc.windows_style_tex_paths);
        if (!lyxrc.path_prefix.empty())
-               prependEnvPath("PATH", lyxrc.path_prefix);
+               prependEnvPath("PATH", replaceEnvironmentPath(lyxrc.path_prefix));
 
        FileName const document_path(lyxrc.document_path);
        if (document_path.exists() && document_path.isDirectory())
@@ -941,21 +960,22 @@ bool LyX::queryUserLyXDir(bool explicit_userdir)
 }
 
 
-bool LyX::readRcFile(string const & name)
+bool LyX::readRcFile(string const & name, bool check_format)
 {
        LYXERR(Debug::INIT, "About to read " << name << "... ");
 
        FileName const lyxrc_path = libFileSearch(string(), name);
-       if (!lyxrc_path.empty()) {
-               LYXERR(Debug::INIT, "Found in " << lyxrc_path);
-               if (lyxrc.read(lyxrc_path) < 0) {
-                       showFileError(name);
-                       return false;
-               }
-       } else {
+       if (lyxrc_path.empty()) {
                LYXERR(Debug::INIT, "Not found." << lyxrc_path);
+               // FIXME
+               // This was the previous logic, but can it be right??
+               return true;
        }
-       return true;
+       LYXERR(Debug::INIT, "Found in " << lyxrc_path);
+       bool const success = lyxrc.read(lyxrc_path, check_format);
+       if (!success)
+               showFileError(name);
+       return success;
 }
 
 // Read the languages file `name'
@@ -1035,6 +1055,9 @@ int parse_help(string const &, string const &, string &)
                  "                  Look on Tools->Preferences->File formats->Format\n"
                  "                  to get an idea which parameters should be passed.\n"
                  "                  Note that the order of -e and -x switches matters.\n"
+                 "\t-E [--export-to] fmt filename\n"
+                 "                  where fmt is the export format of choice (see --export),\n"
+                 "                  and filename is the destination filename.\n"
                  "\t-i [--import] fmt file.xxx\n"
                  "                  where fmt is the import format of choice\n"
                  "                  and file.xxx is the file to be imported.\n"
@@ -1043,8 +1066,13 @@ int parse_help(string const &, string const &, string &)
                  "                  specifying whether all files, main file only, or no files,\n"
                  "                  respectively, are to be overwritten during a batch export.\n"
                  "                  Anything else is equivalent to `all', but is not consumed.\n"
-                 "\t-batch          execute commands without launching GUI and exit.\n"
-                 "\t-version        summarize version and build info\n"
+                 "\t-n [--no-remote]\n"
+                 "                  open documents in a new instance\n"
+                 "\t-r [--remote]\n"
+                 "                  open documents in an already running instance\n"
+                 "                  (a working lyxpipe is needed)\n"
+                 "\t-batch    execute commands without launching GUI and exit.\n"
+                 "\t-version  summarize version and build info\n"
                               "Check the LyX man page for more details.")) << endl;
        exit(0);
        return 0;
@@ -1099,6 +1127,24 @@ int parse_execute(string const & arg, string const &, string & batch)
 }
 
 
+int parse_export_to(string const & type, string const & output_file, string & batch)
+{
+       if (type.empty()) {
+               lyxerr << to_utf8(_("Missing file type [eg latex, ps...] after "
+                                        "--export-to switch")) << endl;
+               exit(1);
+       }
+       if (output_file.empty()) {
+               lyxerr << to_utf8(_("Missing destination filename after "
+                                        "--export-to switch")) << endl;
+               exit(1);
+       }
+       batch = "buffer-export " + type + " " + output_file;
+       use_gui = false;
+       return 2;
+}
+
+
 int parse_export(string const & type, string const &, string & batch)
 {
        if (type.empty()) {
@@ -1145,6 +1191,20 @@ int parse_batch(string const &, string const &, string &)
 }
 
 
+int parse_noremote(string const &, string const &, string &)
+{
+       run_mode = NEW_INSTANCE;
+       return 0;
+}
+
+
+int parse_remote(string const &, string const &, string &)
+{
+       run_mode = USE_REMOTE;
+       return 0;
+}
+
+
 int parse_force(string const & arg, string const &, string &)
 {
        if (arg == "all") {
@@ -1178,14 +1238,20 @@ void LyX::easyParse(int & argc, char * argv[])
        cmdmap["-userdir"] = parse_userdir;
        cmdmap["-x"] = parse_execute;
        cmdmap["--execute"] = parse_execute;
-       cmdmap["-e"] = parse_export;
+       cmdmap["-e"] = parse_export;
        cmdmap["--export"] = parse_export;
+       cmdmap["-E"] = parse_export_to;
+       cmdmap["--export-to"] = parse_export_to;
        cmdmap["-i"] = parse_import;
        cmdmap["--import"] = parse_import;
        cmdmap["-geometry"] = parse_geometry;
        cmdmap["-batch"] = parse_batch;
        cmdmap["-f"] = parse_force;
        cmdmap["--force-overwrite"] = parse_force;
+       cmdmap["-n"] = parse_noremote;
+       cmdmap["--no-remote"] = parse_noremote;
+       cmdmap["-r"] = parse_remote;
+       cmdmap["--remote"] = parse_remote;
 
        for (int i = 1; i < argc; ++i) {
                map<string, cmd_helper>::const_iterator it
@@ -1239,6 +1305,13 @@ void dispatch(FuncRequest const & action, DispatchResult & dr)
 }
 
 
+vector<string> & theFilesToLoad()
+{
+       LASSERT(singleton_, /**/);
+       return singleton_->pimpl_->files_to_load_;
+}
+
+
 BufferList & theBufferList()
 {
        LASSERT(singleton_, /**/);
@@ -1327,13 +1400,6 @@ Messages const & getGuiMessages()
 }
 
 
-graphics::Previews & thePreviews()
-{
-       LASSERT(singleton_, /**/);
-       return singleton_->pimpl_->preview_;
-}
-
-
 Session & theSession()
 {
        LASSERT(singleton_, /**/);
@@ -1358,39 +1424,48 @@ SpellChecker * theSpellChecker()
 
 void setSpellChecker()
 {
-#if defined(USE_MACOSX_PACKAGING)
+       SpellChecker::ChangeNumber speller_change_number =singleton_->pimpl_->spell_checker_ ?
+               singleton_->pimpl_->spell_checker_->changeNumber() : 0;
+
        if (lyxrc.spellchecker == "native") {
+#if defined(USE_MACOSX_PACKAGING)
                if (!singleton_->pimpl_->apple_spell_checker_)
                        singleton_->pimpl_->apple_spell_checker_ = new AppleSpellChecker();
                singleton_->pimpl_->spell_checker_ = singleton_->pimpl_->apple_spell_checker_;
-               return;
-       }
+#else
+               singleton_->pimpl_->spell_checker_ = 0;
 #endif
+       } else if (lyxrc.spellchecker == "aspell") {
 #if defined(USE_ASPELL)
-       if (lyxrc.spellchecker == "aspell") {
                if (!singleton_->pimpl_->aspell_checker_)
                        singleton_->pimpl_->aspell_checker_ = new AspellChecker();
                singleton_->pimpl_->spell_checker_ = singleton_->pimpl_->aspell_checker_;
-               return;
-       }
+#else
+               singleton_->pimpl_->spell_checker_ = 0;
 #endif
+       } else if (lyxrc.spellchecker == "enchant") {
 #if defined(USE_ENCHANT)
-       if (lyxrc.spellchecker == "enchant") {
                if (!singleton_->pimpl_->enchant_checker_)
                        singleton_->pimpl_->enchant_checker_ = new EnchantChecker();
                singleton_->pimpl_->spell_checker_ = singleton_->pimpl_->enchant_checker_;
-               return;
-       }
+#else
+               singleton_->pimpl_->spell_checker_ = 0;
 #endif
+       } else if (lyxrc.spellchecker == "hunspell") {
 #if defined(USE_HUNSPELL)
-       if (lyxrc.spellchecker == "hunspell") {
                if (!singleton_->pimpl_->hunspell_checker_)
                        singleton_->pimpl_->hunspell_checker_ = new HunspellChecker();
                singleton_->pimpl_->spell_checker_ = singleton_->pimpl_->hunspell_checker_;
-               return;
-       }
+#else
+               singleton_->pimpl_->spell_checker_ = 0;
 #endif
-       singleton_->pimpl_->spell_checker_ = 0;
+       } else {
+               singleton_->pimpl_->spell_checker_ = 0;
+       }
+       if (singleton_->pimpl_->spell_checker_) {
+               singleton_->pimpl_->spell_checker_->changeNumber(speller_change_number);
+               singleton_->pimpl_->spell_checker_->advanceChangeNumber();
+       }
 }
 
 } // namespace lyx