]> git.lyx.org Git - lyx.git/blobdiff - src/LyX.cpp
fix a visual cursor edge-case:
[lyx.git] / src / LyX.cpp
index 695fccc6242736ac95951acada2f053bf8e7e57a..29c8defc23149d180a26a0e89131a8d7b676848f 100644 (file)
 
 #include "LyX.h"
 
-#include "Color.h"
-#include "ConverterCache.h"
 #include "Buffer.h"
-#include "buffer_funcs.h"
 #include "BufferList.h"
+#include "CmdDef.h"
+#include "Color.h"
+#include "ConverterCache.h"
 #include "Converter.h"
 #include "CutAndPaste.h"
-#include "debug.h"
 #include "Encoding.h"
 #include "ErrorList.h"
 #include "Format.h"
-#include "gettext.h"
 #include "KeyMap.h"
-#include "CmdDef.h"
 #include "Language.h"
-#include "Session.h"
+#include "Lexer.h"
 #include "LyXAction.h"
 #include "LyXFunc.h"
-#include "Lexer.h"
 #include "LyXRC.h"
+#include "MenuBackend.h"
 #include "ModuleList.h"
+#include "Mover.h"
 #include "Server.h"
 #include "ServerSocket.h"
+#include "Session.h"
 #include "TextClassList.h"
-#include "MenuBackend.h"
-#include "Messages.h"
-#include "Mover.h"
 #include "ToolbarBackend.h"
 
 #include "frontends/alert.h"
 #include "frontends/Application.h"
 
+#include "support/debug.h"
 #include "support/environment.h"
+#include "support/ExceptionMessage.h"
 #include "support/filetools.h"
+#include "support/gettext.h"
 #include "support/lstrings.h"
-#include "support/lyxlib.h"
-#include "support/ExceptionMessage.h"
+#include "support/Messages.h"
 #include "support/os.h"
 #include "support/Package.h"
 #include "support/Path.h"
 #include <iostream>
 #include <csignal>
 #include <map>
+#include <stdlib.h>
 #include <string>
 #include <vector>
 
-using std::endl;
-using std::for_each;
-using std::map;
-using std::make_pair;
-using std::string;
-using std::vector;
-
-#ifndef CXX_GLOBAL_CSTD
-using std::exit;
-using std::signal;
-using std::system;
-#endif
+using namespace std;
+using namespace lyx::support;
 
 namespace lyx {
 
-using support::addName;
-using support::addPath;
-using support::bformat;
-using support::changeExtension;
-using support::createLyXTmpDir;
-using support::FileName;
-using support::fileSearch;
-using support::getEnv;
-using support::i18nLibFileSearch;
-using support::libFileSearch;
-using support::package;
-using support::prependEnvPath;
-using support::rtrim;
-using support::Systemcall;
-
 namespace Alert = frontend::Alert;
 namespace os = support::os;
 
@@ -118,7 +92,7 @@ namespace {
 string cl_system_support;
 string cl_user_support;
 
-std::string geometryArg;
+string geometryArg;
 
 LyX * singleton_ = 0;
 
@@ -135,7 +109,7 @@ void reconfigureUserLyXDir()
        string const configure_command = package().configure_command();
 
        lyxerr << to_utf8(_("LyX: reconfiguring user directory")) << endl;
-       support::PathChanger p(package().user_support());
+       PathChanger p(package().user_support());
        Systemcall one;
        one.startscript(Systemcall::Wait, configure_command);
        lyxerr << "LyX: " << to_utf8(_("Done!")) << endl;
@@ -159,9 +133,9 @@ struct LyX::Impl
        ///
        BufferList buffer_list_;
        ///
-       boost::scoped_ptr<KeyMap> toplevel_keymap_;
+       KeyMap toplevel_keymap_;
        ///
-       boost::scoped_ptr<CmdDef> toplevel_cmddef_;
+       CmdDef toplevel_cmddef_;
        ///
        boost::scoped_ptr<Server> lyx_server_;
        ///
@@ -172,7 +146,7 @@ struct LyX::Impl
        boost::scoped_ptr<Session> session_;
 
        /// Files to load at start.
-       vector<FileName> files_to_load_;
+       vector<string> files_to_load_;
 
        /// The messages translators.
        map<string, Messages> messages_;
@@ -191,7 +165,7 @@ struct LyX::Impl
        /// has this user started lyx for the first time?
        bool first_start;
        /// the parsed command line batch command if any
-       std::string batch_command;
+       string batch_command;
 };
 
 ///
@@ -210,6 +184,26 @@ LyX::~LyX()
 }
 
 
+void LyX::exit(int exit_code) const
+{
+       if (exit_code)
+               // Something wrong happened so better save everything, just in
+               // case.
+               emergencyCleanup();
+
+#ifndef NDEBUG
+       // Properly crash in debug mode in order to get a useful backtrace.
+       abort();
+#endif
+
+       // In release mode, try to exit gracefully.
+       if (theApp())
+               theApp()->exit(exit_code);
+       else
+               exit(exit_code);
+}
+
+
 LyX & LyX::ref()
 {
        BOOST_ASSERT(singleton_);
@@ -314,15 +308,13 @@ frontend::Application const & LyX::application() const
 
 KeyMap & LyX::topLevelKeymap()
 {
-       BOOST_ASSERT(pimpl_->toplevel_keymap_.get());
-       return *pimpl_->toplevel_keymap_.get();
+       return pimpl_->toplevel_keymap_;
 }
 
 
 CmdDef & LyX::topLevelCmdDef()
 {
-       BOOST_ASSERT(pimpl_->toplevel_cmddef_.get());
-       return *pimpl_->toplevel_cmddef_.get();
+       return pimpl_->toplevel_cmddef_;
 }
 
 
@@ -340,20 +332,19 @@ Converters & LyX::systemConverters()
 
 KeyMap const & LyX::topLevelKeymap() const
 {
-       BOOST_ASSERT(pimpl_->toplevel_keymap_.get());
-       return *pimpl_->toplevel_keymap_.get();
+       return pimpl_->toplevel_keymap_;
 }
 
 
-Messages & LyX::getMessages(std::string const & language)
+Messages & LyX::getMessages(string const & language)
 {
        map<string, Messages>::iterator it = pimpl_->messages_.find(language);
 
        if (it != pimpl_->messages_.end())
                return it->second;
 
-       std::pair<map<string, Messages>::iterator, bool> result =
-                       pimpl_->messages_.insert(std::make_pair(language, Messages(language)));
+       pair<map<string, Messages>::iterator, bool> result =
+                       pimpl_->messages_.insert(make_pair(language, Messages(language)));
 
        BOOST_ASSERT(result.second);
        return result.first->second;
@@ -366,7 +357,7 @@ Messages & LyX::getGuiMessages()
 }
 
 
-void LyX::setGuiLanguage(std::string const & language)
+void LyX::setGuiLanguage(string const & language)
 {
        pimpl_->messages_["GUI"] = Messages(language);
 }
@@ -379,14 +370,14 @@ int LyX::exec(int & argc, char * argv[])
        easyParse(argc, argv);
 
        try {
-               support::init_package(to_utf8(from_local8bit(argv[0])),
+               init_package(to_utf8(from_local8bit(argv[0])),
                              cl_system_support, cl_user_support,
-                             support::top_build_dir_is_one_level_up);
-       } catch (support::ExceptionMessage const & message) {
-               if (message.type_ == support::ErrorException) {
+                             top_build_dir_is_one_level_up);
+       } catch (ExceptionMessage const & message) {
+               if (message.type_ == ErrorException) {
                        Alert::error(message.title_, message.details_);
                        exit(1);
-               } else if (message.type_ == support::WarningException) {
+               } else if (message.type_ == WarningException) {
                        Alert::warning(message.title_, message.details_);
                }
        }
@@ -474,6 +465,15 @@ void LyX::prepareExit()
        // close buffers first
        pimpl_->buffer_list_.closeAll();
 
+       // register session changes and shutdown server and socket
+       if (use_gui) {
+               if (pimpl_->session_)
+                       pimpl_->session_->writeFile();
+               pimpl_->session_.reset();
+               pimpl_->lyx_server_.reset();
+               pimpl_->lyx_socket_.reset();
+       }
+
        // do any other cleanup procedures now
        if (package().temp_dir() != package().system_temp_dir()) {
                LYXERR(Debug::INFO, "Deleting tmp dir "
@@ -487,14 +487,6 @@ void LyX::prepareExit()
                }
        }
 
-       if (use_gui) {
-               if (pimpl_->session_)
-                       pimpl_->session_->writeFile();
-               pimpl_->session_.reset();
-               pimpl_->lyx_server_.reset();
-               pimpl_->lyx_socket_.reset();
-       }
-
        // Kill the application object before exiting. This avoids crashes
        // when exiting on Linux.
        if (pimpl_->application_)
@@ -532,24 +524,22 @@ int LyX::init(int & argc, char * argv[])
        if (!success)
                return EXIT_FAILURE;
 
-       for (int argi = argc - 1; argi >= 1; --argi) {
-               // get absolute path of file and add ".lyx" to
-               // the filename if necessary
-               pimpl_->files_to_load_.push_back(fileSearch(string(),
-                       os::internal_path(to_utf8(from_local8bit(argv[argi]))),
-                       "lyx", support::allow_unreadable));
-       }
+       // Remaining arguments are assumed to be files to load.
+       for (int argi = argc - 1; argi >= 1; --argi)
+               pimpl_->files_to_load_.push_back(to_utf8(from_local8bit(argv[argi])));
 
-       if (first_start)
-               pimpl_->files_to_load_.push_back(i18nLibFileSearch("examples", "splash.lyx"));
+       if (first_start) {
+               pimpl_->files_to_load_.push_back(
+                       i18nLibFileSearch("examples", "splash.lyx").absFilename());
+       }
 
        return EXIT_SUCCESS;
 }
 
 
-void LyX::addFileToLoad(FileName const & fname)
+void LyX::addFileToLoad(string const & fname)
 {
-       vector<FileName>::const_iterator cit = std::find(
+       vector<string>::const_iterator cit = find(
                pimpl_->files_to_load_.begin(), pimpl_->files_to_load_.end(),
                fname);
 
@@ -560,15 +550,20 @@ void LyX::addFileToLoad(FileName const & fname)
 
 void LyX::loadFiles()
 {
-       vector<FileName>::const_iterator it = pimpl_->files_to_load_.begin();
-       vector<FileName>::const_iterator end = pimpl_->files_to_load_.end();
+       vector<string>::const_iterator it = pimpl_->files_to_load_.begin();
+       vector<string>::const_iterator end = pimpl_->files_to_load_.end();
 
        for (; it != end; ++it) {
-               if (it->empty())
+               // get absolute path of file and add ".lyx" to
+               // the filename if necessary
+               FileName fname = fileSearch(string(), os::internal_path(*it), "lyx",
+                       may_not_exist);
+
+               if (fname.empty())
                        continue;
 
-               Buffer * buf = pimpl_->buffer_list_.newBuffer(it->absFilename(), false);
-               if (buf->loadLyXFile(*it)) {
+               Buffer * buf = pimpl_->buffer_list_.newBuffer(fname.absFilename(), false);
+               if (buf->loadLyXFile(fname)) {
                        ErrorList const & el = buf->errorList("Parse");
                        if (!el.empty())
                                for_each(el.begin(), el.end(),
@@ -585,10 +580,9 @@ void LyX::execBatchCommands()
        // The advantage of doing this here is that the event loop
        // is already started. So any need for interaction will be
        // aknowledged.
-       restoreGuiSession();
 
        // if reconfiguration is needed.
-       if (textclasslist.empty()) {
+       while (textclasslist.empty()) {
            switch (Alert::prompt(
                    _("No textclass is found"),
                    _("LyX cannot continue because no textclass is found. "
@@ -608,11 +602,28 @@ void LyX::execBatchCommands()
                        pimpl_->lyxfunc_.dispatch(FuncRequest(LFUN_RECONFIGURE,
                                " --without-latex-config"));
                        break;
+               default:
+                       pimpl_->lyxfunc_.dispatch(FuncRequest(LFUN_LYX_QUIT));
+                       return;
                }
-               pimpl_->lyxfunc_.dispatch(FuncRequest(LFUN_LYX_QUIT));
-               return;
        }
        
+       // create the first main window
+       pimpl_->lyxfunc_.dispatch(FuncRequest(LFUN_WINDOW_NEW, geometryArg));
+
+       if (!pimpl_->files_to_load_.empty()) {
+               // if some files were specified at command-line we assume that the
+               // user wants to edit *these* files and not to restore the session.
+               for (size_t i = 0; i != pimpl_->files_to_load_.size(); ++i) {
+                       pimpl_->lyxfunc_.dispatch(
+                               FuncRequest(LFUN_FILE_OPEN, pimpl_->files_to_load_[i]));
+               }
+               // clear this list to save a few bytes of RAM
+               pimpl_->files_to_load_.clear();
+       }
+       else
+               pimpl_->application_->restoreGuiSession();
+
        // Execute batch commands if available
        if (pimpl_->batch_command.empty())
                return;
@@ -623,47 +634,6 @@ void LyX::execBatchCommands()
 }
 
 
-void LyX::restoreGuiSession()
-{
-       // create the main window
-       pimpl_->application_->createView(geometryArg);
-
-       // if there is no valid class list, do not load any file. 
-       if (textclasslist.empty())
-               return;
-
-       // if some files were specified at command-line we assume that the
-       // user wants to edit *these* files and not to restore the session.
-       if (!pimpl_->files_to_load_.empty()) {
-               for_each(pimpl_->files_to_load_.begin(),
-                       pimpl_->files_to_load_.end(),
-                       bind(&LyXFunc::loadAndViewFile, pimpl_->lyxfunc_, _1, true));
-               // clear this list to save a few bytes of RAM
-               pimpl_->files_to_load_.clear();
-               pimpl_->session_->lastOpened().clear();
-
-       } else if (lyxrc.load_session) {
-               vector<FileName> const & lastopened = pimpl_->session_->lastOpened().getfiles();
-               // do not add to the lastfile list since these files are restored from
-               // last session, and should be already there (regular files), or should
-               // not be added at all (help files).
-               for_each(lastopened.begin(), lastopened.end(),
-                       bind(&LyXFunc::loadAndViewFile, pimpl_->lyxfunc_, _1, false));
-
-               // clear this list to save a few bytes of RAM
-               pimpl_->session_->lastOpened().clear();
-       }
-
-       BufferList::iterator I = pimpl_->buffer_list_.begin();
-       BufferList::iterator end = pimpl_->buffer_list_.end();
-       for (; I != end; ++I) {
-               Buffer * buf = *I;
-               if (buf != buf->masterBuffer())
-                       continue;
-               updateLabels(*buf);
-       }
-}
-
 /*
 Signals and Windows
 ===================
@@ -756,7 +726,7 @@ static void error_handler(int err_sig)
 #else
        if (err_sig == SIGSEGV || !getEnv("LYXDEBUG").empty())
 #endif
-               support::abort();
+               abort();
        exit(0);
 }
 
@@ -767,7 +737,7 @@ void LyX::printError(ErrorItem const & ei)
 {
        docstring tmp = _("LyX: ") + ei.error + char_type(':')
                + ei.description;
-       std::cerr << to_utf8(tmp) << std::endl;
+       cerr << to_utf8(tmp) << endl;
 }
 
 
@@ -785,6 +755,10 @@ bool LyX::init()
        lyxrc.tempdir_path = package().temp_dir().absFilename();
        lyxrc.document_path = package().document_dir().absFilename();
 
+       if (lyxrc.example_path.empty()) {
+               lyxrc.example_path = addPath(package().system_support().absFilename(),
+                                             "examples");
+       }
        if (lyxrc.template_path.empty()) {
                lyxrc.template_path = addPath(package().system_support().absFilename(),
                                              "templates");
@@ -860,20 +834,18 @@ bool LyX::init()
        //setGuiLanguage(lyxrc.gui_language);
 
        // Set up command definitions
-       pimpl_->toplevel_cmddef_.reset(new CmdDef);
-       pimpl_->toplevel_cmddef_->read(lyxrc.def_file);
+       pimpl_->toplevel_cmddef_.read(lyxrc.def_file);
 
        // Set up bindings
-       pimpl_->toplevel_keymap_.reset(new KeyMap);
-       pimpl_->toplevel_keymap_->read("site");
-       pimpl_->toplevel_keymap_->read(lyxrc.bind_file);
+       pimpl_->toplevel_keymap_.read("site");
+       pimpl_->toplevel_keymap_.read(lyxrc.bind_file);
        // load user bind file user.bind
-       pimpl_->toplevel_keymap_->read("user");
+       pimpl_->toplevel_keymap_.read("user");
 
-       pimpl_->lyxfunc_.initKeySequences(pimpl_->toplevel_keymap_.get());
+       pimpl_->lyxfunc_.initKeySequences(&pimpl_->toplevel_keymap_);
 
        // Read menus
-       if (!readUIFile(lyxrc.ui_file))
+       if (use_gui && !readUIFile(lyxrc.ui_file))
                return false;
 
        if (lyxerr.debugging(Debug::LYXRC))
@@ -1062,10 +1034,10 @@ bool LyX::readUIFile(string const & name, bool include)
        };
 
        // Ensure that a file is read only once (prevents include loops)
-       static std::list<string> uifiles;
-       std::list<string>::const_iterator it  = uifiles.begin();
-       std::list<string>::const_iterator end = uifiles.end();
-       it = std::find(it, end, name);
+       static list<string> uifiles;
+       list<string>::const_iterator it  = uifiles.begin();
+       list<string>::const_iterator end = uifiles.end();
+       it = find(it, end, name);
        if (it != end) {
                LYXERR(Debug::INIT, "UI file '" << name << "' has been read already. "
                                    << "Is this an include loop?");
@@ -1114,7 +1086,7 @@ bool LyX::readUIFile(string const & name, bool include)
                        break;
                }
                case ui_menuset:
-                       menubackend.read(lex);
+                       theApp()->menuBackend().read(lex);
                        break;
 
                case ui_toolbarset:
@@ -1320,7 +1292,7 @@ int parse_geometry(string const & arg1, string const &)
 
 void LyX::easyParse(int & argc, char * argv[])
 {
-       std::map<string, cmd_helper> cmdmap;
+       map<string, cmd_helper> cmdmap;
 
        cmdmap["-dbg"] = parse_dbg;
        cmdmap["-help"] = parse_help;
@@ -1338,7 +1310,7 @@ void LyX::easyParse(int & argc, char * argv[])
        cmdmap["-geometry"] = parse_geometry;
 
        for (int i = 1; i < argc; ++i) {
-               std::map<string, cmd_helper>::const_iterator it
+               map<string, cmd_helper>::const_iterator it
                        = cmdmap.find(argv[i]);
 
                // don't complain if not found - may be parsed later
@@ -1430,13 +1402,13 @@ Movers & theMovers()
 }
 
 
-Mover const & getMover(std::string  const & fmt)
+Mover const & getMover(string  const & fmt)
 {
        return  LyX::ref().pimpl_->movers_(fmt);
 }
 
 
-void setMover(std::string const & fmt, std::string const & command)
+void setMover(string const & fmt, string const & command)
 {
        LyX::ref().pimpl_->movers_.set(fmt, command);
 }
@@ -1448,7 +1420,7 @@ Movers & theSystemMovers()
 }
 
 
-Messages & getMessages(std::string const & language)
+Messages & getMessages(string const & language)
 {
        return LyX::ref().getMessages(language);
 }