C++ Global::setup方法代码示例

//using namespace cv;
//*********************************************************************
//* Main entry point to the program.
//*********************************************************************
int main(int argc, char *argv[])
{
    signal(SIGSEGV, fault_handler);   // install our handler

    // Setup the QApplication so we can begin
    Application *a = new Application(argc, argv);
    global.application = a;

    // Setup the QLOG functions for debugging & messages
    QsLogging::Logger& logger = QsLogging::Logger::instance();
    logger.setLoggingLevel(QsLogging::TraceLevel);
//    const QString sLogPath(a->applicationDirPath());

    QsLogging::DestinationPtr debugDestination(
                QsLogging::DestinationFactory::MakeDebugOutputDestination() );
    logger.addDestination(debugDestination.get());

    // Begin setting up the environment
    StartupConfig startupConfig;
    global.argc = argc;
    global.argv = argv;

    startupConfig.accountId = -1;

    for (int i=1; i<=argc; i++) {
        QString parm(argv[i]);
        if (parm == "--help" || parm == "-?") {
            printf("\n\n");
            printf("NixNote command line options:\n");
            printf("  --help or -?                  Show this message\n");
            printf("  --accountId=<id>              Start with specified user account\n");
            printf("  --dontStartMinimized          Override option to start minimized\n");
            printf("  --disableEditing              Disable note editing\n");
            printf("  --enableIndexing              Enable background Indexing (can cause problems)\n");
            printf("  --openNote=<lid>              Open a specific note on startup\n");
            printf("  --forceSystemTrayAvailable    Force the program to accept that\n");
            printf("                                the desktop supports tray icons.\n");
            printf("  --startMinimized              Force a startup with NixNote minimized\n");
            printf("  --syncAndExit                 Synchronize and exit the program.\n");
            printf("\n\n");
            return 0;
        }
        if (parm.startsWith("--accountId=", Qt::CaseSensitive)) {
            parm = parm.mid(12);
            startupConfig.accountId = parm.toInt();
        }
        if (parm.startsWith("--openNote=", Qt::CaseSensitive)) {
            parm = parm.mid(11);
            startupConfig.startupNoteLid = parm.toInt();
        }
        if (parm == "--disableEditing") {
            startupConfig.disableEditing = true;
        }
        if (parm == "--dontStartMinimized") {
            startupConfig.forceNoStartMinimized = true;
        }
        if (parm == "--startMinimized") {
            startupConfig.forceStartMinimized = true;
        }
        if (parm == "--newNote") {
            startupConfig.startupNewNote = true;
        }
        if (parm == "--syncAndExit") {
            startupConfig.syncAndExit = true;
        }
        if (parm == "--enableIndexing") {
            startupConfig.enableIndexing = true;
        }
        if (parm == "--forceSystemTrayAvailable") {
            startupConfig.forceSystemTrayAvailable = true;
        }
    }

    startupConfig.programDirPath = global.getProgramDirPath() + QDir().separator();
    startupConfig.name = "NixNote";
    global.setup(startupConfig);

    QString logPath = global.fileManager.getLogsDirPath("")+"messages.log";
    QsLogging::DestinationPtr fileDestination(
                 QsLogging::DestinationFactory::MakeFileDestination(logPath) ) ;
    logger.addDestination(fileDestination.get());


    // Show Qt version.  This is useful for debugging
    QLOG_DEBUG() << "Program Home: " << global.fileManager.getProgramDirPath("");
    QLOG_INFO() << "Built on " << __DATE__ << " at " << __TIME__;
    QLOG_INFO() << "Built with Qt" << QT_VERSION_STR << "running on" << qVersion();
    //QLOG_INFO() << "Thrift version: " << PACKAGE_VERSION;



    // Create a shared memory region.  We use this to communicate
    // with any other instance that may be running.  If another instance
    // is found we need to either show that one or kill this one.
    bool memInitNeeded = true;
    if( !global.sharedMemory->create( 512*1024, QSharedMemory::ReadWrite) ) {
//.........这里部分代码省略.........

int main(int argc, char *argv[])
{

    Botan::LibraryInitializer botanInit;

    // Setup the QApplication so we can begin
    Application a(argc, argv);
    global.application = &a;

    // Setup the QLOG functions for debugging & messages
    QsLogging::Logger& logger = QsLogging::Logger::instance();
    logger.setLoggingLevel(QsLogging::TraceLevel);
    const QString sLogPath(a.applicationDirPath());

    QsLogging::DestinationPtr fileDestination(
                QsLogging::DestinationFactory::MakeFileDestination(sLogPath) );
    QsLogging::DestinationPtr debugDestination(
                QsLogging::DestinationFactory::MakeDebugOutputDestination() );
    logger.addDestination(debugDestination.get());
    logger.addDestination(fileDestination.get());


    // Begin setting up the environment
    global.argc = argc;
    global.argv = argv;

    // Show Qt version.  This is useful for debugging
    QLOG_INFO() << "Built with Qt" << QT_VERSION_STR << "running on" << qVersion();


    StartupConfig startupConfig;
    startupConfig.programDirPath = global.getProgramDirPath() + QDir().separator();
    startupConfig.name = "NixNote";
    startupConfig.accountId = 1;
    global.setup(startupConfig);

    // Create a shared memory region.  We use this to communicate
    // with any other instance that may be running.  If another instance
    // is found we need to either show that one or kill this one.
    bool memInitNeeded = true;
    if( !global.sharedMemory->create( 512, QSharedMemory::ReadWrite) ) {
        // Attach to it and detach.  This is done in case it crashed.
        global.sharedMemory->attach();
        global.sharedMemory->detach();
        if( !global.sharedMemory->create( 512, QSharedMemory::ReadWrite) ) {
            global.settings->beginGroup("Debugging");
            QString startup = global.settings->value("onMultipleInstances", "SHOW_OTHER").toString();
            global.settings->endGroup();
            global.sharedMemory->attach();
            global.sharedMemory->lock();
            void *dataptr = global.sharedMemory->data();
            if (startup == "SHOW_OTHER") {
                memcpy(dataptr, "SHOW_WINDOW", 11);  // Tell the other guy to show himself
                QLOG_INFO() << "Another NixNote was found.  Stopping this instance";
                exit(0);  // Exit this one
            }
            if (startup == "STOP_OTHER") {
                memcpy(dataptr, "IMMEDIATE_SHUTDOWN", 18);  // Tell the other guy to shut down
                memInitNeeded = false;
            }
            global.sharedMemory->unlock();
        }
    }
    if (memInitNeeded) {
        global.sharedMemory->lock();
        memset(global.sharedMemory->data(), 0, global.sharedMemory->size());
        global.sharedMemory->unlock();
    }



    // Save the clipboard
    global.clipboard = QApplication::clipboard();

    NixNote w;
    w.show();

    return a.exec();

}