itomLog.h

 
#ifndef ITOM_LOG_H
#define ITOM_LOG_H
 
 
#include "retVal.h"
#include "sharedStructuresQt.h"
 
#include <qfile.h>
#include <qfileinfo.h>
#include <qmutex.h>
#include <qobject.h>
#include <qtextstream.h>
#include <qvector.h>
 
 
namespace ito {
 
 
class ITOMCOMMONQT_EXPORT Logger : public QObject
{
    Q_OBJECT
 
public:
    Logger(
        QString logFileName, QString logFileDir = "", int fileSizeBytes = 0, int backupCount = 0);
    ~Logger();
 
public slots:
    void writePythonLog(QString msg);
 
    RetVal copyLog(QString directory, ItomSharedSemaphore* waitCond = nullptr);
 
private:
    static bool s_handlerRegistered;
    static QVector<Logger*> s_instances;
    QFile m_logFile;
    QTextStream* m_messageStream;
    QMutex m_msgOutputProtection;
 
    static void s_messageHandler(
        QtMsgType type, const QMessageLogContext& context, const QString& msg);
 
    void initFiles(int fileSize, int backupCount);
    QFileInfoList listBackups();
    void deleteOldBackups(int backupCount);
    void storeBackupFile();
    void handleMessage(QtMsgType type, const QMessageLogContext& context, const QString& msg);
};
 
 
} // namespace ito
 
 
#endif // ITOM_LOG_H