log4qt

log4qt

下载： http://sourceforge.net/projects/log4qt/develop

示例

    QCoreApplication a(argc, argv);

    Log4Qt::Logger  * logger  =  Log4Qt::Logger::rootLogger();
    Log4Qt::FileAppender  * fileAppender  =   new  Log4Qt::FileAppender();
    fileAppender -> setName( " Log4QtTest " );
    fileAppender -> setFile( " 20110425.log " );
    Log4Qt::TTCCLayout  * layout  =   new  Log4Qt::TTCCLayout(Log4Qt::TTCCLayout::ISO8601);
    fileAppender -> setLayout(layout);
    fileAppender -> activateOptions();
    logger -> addAppender(fileAppender);

    logger -> error( " error message: %1, %2 " , __FILE__, __LINE__);
    logger -> debug( " debug message. " );

     return  a.exec();