forked from xin/TowerOptoSifAndSpectral
92 lines
2.7 KiB
C++
92 lines
2.7 KiB
C++
//
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// Created by xin on 2021/8/17.
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//
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#ifndef TOWERASD_LOGTEXT_H
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#define TOWERASD_LOGTEXT_H
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#include <QFile>
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#include <QTextStream>
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#include <QDateTime>
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#include "qmutex.h"
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#include "QtMsgHandler"
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//默认调试级别为warning，即小于warning级别的都不会写入日志文件
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//只有release版本的时候，才会输出到日志，debug版本正常输出到终端。
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namespace QT_LOG
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{//默认文件名为当前时间命名的log文件
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static int m_LogLevel = 1;
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static QString m_LogFile = QString("%1.log").arg(QDateTime::currentDateTime().toString("yyyyMMddhhmmss"));
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QMutex m_LogMutex;
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void customMessageHandler(QtMsgType type, const QMessageLogContext &context, const QString &msg)
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{
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if (type < m_LogLevel)//设置输出日志级别，小于该级别，将不会写入日志文件，默认是warning级别，即debug信息不会写入日志文件
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{
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return;
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}
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QString log_info;
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switch (type)
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{
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case QtDebugMsg:
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log_info = QString("%1:%2").arg(QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss"),msg);
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break;
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case QtWarningMsg:
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log_info = QString("%1[Warning]:%2").arg(QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss"),msg);
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break;
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case QtCriticalMsg:
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log_info = QString("%1[Critical]:%2").arg(QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss"),msg);
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break;
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case QtFatalMsg:
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log_info = QString("%1[Fatal]:%2").arg(QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss"),msg);
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abort();
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}
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//为了线程安全
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m_LogMutex.lock();
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QFile outFile(m_LogFile);
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outFile.open(QIODevice::WriteOnly | QIODevice::Append | QIODevice::Text);
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QTextStream ts(&outFile);
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ts << log_info << endl;
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outFile.close();
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m_LogMutex.unlock();
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}
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//默认调试级别为warning及以上才会写入日志文件，默认log文件名为程序启动时间命名的log文件
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void logInit(QString logFile = "",int logLevel = 0)
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{
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#ifndef DEBUG //实现debug版本的时候，输出到终端；release版本的时候输出到日志文件
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if ((logLevel < 0) || (logLevel > 3))
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{
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m_LogLevel = 1;
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}
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else
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{
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m_LogLevel = logLevel;
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}
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if (!logFile.isEmpty())
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{
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m_LogFile = logFile+"/"+m_LogFile;
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}
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qInstallMessageHandler(customMessageHandler);
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//qInstallMsgHandler(customMessageHandler);
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#endif
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}
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};
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#endif //TOWERASD_LOGTEXT_H
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