新增日志重定向和运行时间记录
This commit is contained in:
feiyangqingyun
65
savelog/frmsavelog.cpp
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65
savelog/frmsavelog.cpp
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@@ -0,0 +1,65 @@
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#pragma execution_character_set("utf-8")
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#include "frmsavelog.h"
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#include "ui_frmsavelog.h"
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#include "savelog.h"
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#include "qdatetime.h"
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#include "qtimer.h"
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#include "qdebug.h"
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frmSaveLog::frmSaveLog(QWidget *parent) : QWidget(parent), ui(new Ui::frmSaveLog)
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{
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ui->setupUi(this);
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this->initForm();
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}
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frmSaveLog::~frmSaveLog()
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{
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delete ui;
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}
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void frmSaveLog::initForm()
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{
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timer = new QTimer(this);
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connect(timer, SIGNAL(timeout()), this, SLOT(append()));
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timer->setInterval(1000);
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SaveLog::Instance()->setPath(qApp->applicationDirPath());
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}
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void frmSaveLog::append()
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{
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QString msg = QString("当前时间: %1 测试打印输出消息").arg(QDateTime::currentDateTime().toString("yyyy-MM-dd HH:mm:ss"));
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ui->txtMain->append(msg);
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qDebug() << msg;
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}
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void frmSaveLog::on_btnDebug_clicked()
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{
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QString msg = QString("当前时间: %1 手动插入消息").arg(QDateTime::currentDateTime().toString("yyyy-MM-dd HH:mm:ss"));
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ui->txtMain->append(msg);
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qDebug() << msg;
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}
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void frmSaveLog::on_ckTimer_stateChanged(int arg1)
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{
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if (arg1 == 0) {
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timer->stop();
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} else {
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timer->start();
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}
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}
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void frmSaveLog::on_ckNet_stateChanged(int arg1)
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{
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SaveLog::Instance()->setToNet(arg1 != 0);
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}
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void frmSaveLog::on_ckSave_stateChanged(int arg1)
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{
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if (arg1 == 0) {
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SaveLog::Instance()->stop();
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} else {
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SaveLog::Instance()->start();
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}
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}
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32
savelog/frmsavelog.h
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32
savelog/frmsavelog.h
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@@ -0,0 +1,32 @@
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#ifndef FRMSAVELOG_H
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#define FRMSAVELOG_H
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#include <QWidget>
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namespace Ui {
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class frmSaveLog;
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}
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class frmSaveLog : public QWidget
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{
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Q_OBJECT
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public:
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explicit frmSaveLog(QWidget *parent = 0);
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~frmSaveLog();
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private:
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Ui::frmSaveLog *ui;
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QTimer *timer;
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private slots:
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void initForm();
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void append();
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void on_btnDebug_clicked();
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void on_ckTimer_stateChanged(int arg1);
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void on_ckNet_stateChanged(int arg1);
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void on_ckSave_stateChanged(int arg1);
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};
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#endif // FRMSAVELOG_H
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58
savelog/frmsavelog.ui
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58
savelog/frmsavelog.ui
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@@ -0,0 +1,58 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<ui version="4.0">
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<class>frmSaveLog</class>
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<widget class="QWidget" name="frmSaveLog">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>400</width>
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<height>300</height>
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</rect>
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</property>
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<property name="windowTitle">
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<string>Form</string>
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</property>
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<layout class="QGridLayout" name="gridLayout">
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<item row="1" column="1">
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<widget class="QCheckBox" name="ckTimer">
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<property name="text">
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<string>定时器打印消息</string>
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</property>
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</widget>
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</item>
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<item row="1" column="3">
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<widget class="QCheckBox" name="ckSave">
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<property name="text">
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<string>保存日志</string>
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</property>
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</widget>
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</item>
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<item row="1" column="0">
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<widget class="QPushButton" name="btnDebug">
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<property name="sizePolicy">
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<sizepolicy hsizetype="Expanding" vsizetype="Fixed">
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<horstretch>0</horstretch>
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<verstretch>0</verstretch>
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</sizepolicy>
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</property>
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<property name="text">
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<string>手动插入消息</string>
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</property>
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</widget>
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</item>
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<item row="0" column="0" colspan="4">
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<widget class="QTextEdit" name="txtMain"/>
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</item>
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<item row="1" column="2">
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<widget class="QCheckBox" name="ckNet">
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<property name="text">
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<string>重定向到网络</string>
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</property>
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</widget>
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</item>
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</layout>
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</widget>
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<resources/>
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<connections/>
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</ui>
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31
savelog/main.cpp
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31
savelog/main.cpp
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@@ -0,0 +1,31 @@
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#pragma execution_character_set("utf-8")
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#include "frmsavelog.h"
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#include <QApplication>
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#include <QTextCodec>
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int main(int argc, char *argv[])
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{
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QApplication a(argc, argv);
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a.setFont(QFont("Microsoft Yahei", 9));
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#if (QT_VERSION <= QT_VERSION_CHECK(5,0,0))
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#if _MSC_VER
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QTextCodec *codec = QTextCodec::codecForName("gbk");
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#else
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QTextCodec *codec = QTextCodec::codecForName("utf-8");
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#endif
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QTextCodec::setCodecForLocale(codec);
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QTextCodec::setCodecForCStrings(codec);
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QTextCodec::setCodecForTr(codec);
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#else
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QTextCodec *codec = QTextCodec::codecForName("utf-8");
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QTextCodec::setCodecForLocale(codec);
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#endif
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frmSaveLog w;
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w.setWindowTitle("输出日志文件");
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w.show();
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return a.exec();
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}
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193
savelog/savelog.cpp
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193
savelog/savelog.cpp
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@@ -0,0 +1,193 @@
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#include "savelog.h"
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#include "qmutex.h"
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#include "qfile.h"
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#include "qtcpsocket.h"
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#include "qtcpserver.h"
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#include "qdatetime.h"
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#include "qapplication.h"
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#include "qtimer.h"
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#include "qstringlist.h"
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#define QDATE qPrintable(QDate::currentDate().toString("yyyy-MM-dd"))
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//日志重定向
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#if (QT_VERSION <= QT_VERSION_CHECK(5,0,0))
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void Log(QtMsgType type, const char *msg)
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#else
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void Log(QtMsgType type, const QMessageLogContext &, const QString &msg)
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#endif
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{
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//加锁,防止多线程中qdebug太频繁导致崩溃
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QMutex mutex;
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QMutexLocker locker(&mutex);
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QString content;
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//这里可以根据不同的类型加上不同的头部用于区分
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switch (type) {
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case QtDebugMsg:
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content = QString("%1").arg(msg);
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break;
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case QtWarningMsg:
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content = QString("%1").arg(msg);
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break;
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case QtCriticalMsg:
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content = QString("%1").arg(msg);
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break;
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case QtFatalMsg:
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content = QString("%1").arg(msg);
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break;
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}
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SaveLog::Instance()->save(content);
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}
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QScopedPointer<SaveLog> SaveLog::self;
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SaveLog *SaveLog::Instance()
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{
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if (self.isNull()) {
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static QMutex mutex;
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QMutexLocker locker(&mutex);
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if (self.isNull()) {
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self.reset(new SaveLog);
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}
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}
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return self.data();
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}
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SaveLog::SaveLog(QObject *parent) : QObject(parent)
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{
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//必须用信号槽形式,不然提示 QSocketNotifier: Socket notifiers cannot be enabled or disabled from another thread
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//估计日志钩子可能单独开了线程
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connect(this, SIGNAL(send(QString)), SendLog::Instance(), SLOT(send(QString)));
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file = new QFile(this);
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toNet = false;
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//默认取应用程序根目录
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path = qApp->applicationDirPath();
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//默认取应用程序可执行文件名称
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QString str = qApp->applicationFilePath();
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QStringList list = str.split("/");
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name = list.at(list.count() - 1).split(".").at(0);
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fileName = "";
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}
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SaveLog::~SaveLog()
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{
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file->close();
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}
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//安装日志钩子,输出调试信息到文件,便于调试
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void SaveLog::start()
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{
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#if (QT_VERSION <= QT_VERSION_CHECK(5,0,0))
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qInstallMsgHandler(Log);
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#else
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qInstallMessageHandler(Log);
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#endif
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}
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//卸载日志钩子
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void SaveLog::stop()
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{
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#if (QT_VERSION <= QT_VERSION_CHECK(5,0,0))
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qInstallMsgHandler(0);
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#else
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qInstallMessageHandler(0);
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#endif
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}
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void SaveLog::save(const QString &content)
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{
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//如果重定向输出到网络则通过网络发出去,否则输出到日志文件
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if (toNet) {
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emit send(content);
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} else {
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//方法改进:之前每次输出日志都打开文件,改成只有当日期改变时才新建和打开文件
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QString fileName = QString("%1/%2_log_%3.txt").arg(path).arg(name).arg(QDATE);
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if (this->fileName != fileName) {
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this->fileName = fileName;
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if (file->isOpen()) {
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file->close();
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}
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file->setFileName(fileName);
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file->open(QIODevice::WriteOnly | QIODevice::Append | QFile::Text);
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}
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QTextStream logStream(file);
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logStream << content << "\n";
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}
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}
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void SaveLog::setToNet(bool toNet)
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{
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this->toNet = toNet;
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}
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void SaveLog::setPath(const QString &path)
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{
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this->path = path;
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}
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void SaveLog::setName(const QString &name)
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{
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this->name = name;
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}
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//网络发送日志数据类
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QScopedPointer<SendLog> SendLog::self;
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SendLog *SendLog::Instance()
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{
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if (self.isNull()) {
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static QMutex mutex;
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QMutexLocker locker(&mutex);
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if (self.isNull()) {
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self.reset(new SendLog);
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}
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}
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return self.data();
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}
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SendLog::SendLog(QObject *parent)
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{
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socket = NULL;
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server = new QTcpServer(this);
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connect(server, SIGNAL(newConnection()), this, SLOT(newConnection()));
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int listenPort = 6000;
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#if (QT_VERSION > QT_VERSION_CHECK(5,0,0))
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server->listen(QHostAddress::AnyIPv4, listenPort);
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#else
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server->listen(QHostAddress::Any, listenPort);
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#endif
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}
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SendLog::~SendLog()
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{
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if (socket != NULL) {
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socket->disconnectFromHost();
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}
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server->close();
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}
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void SendLog::newConnection()
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{
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while (server->hasPendingConnections()) {
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socket = server->nextPendingConnection();
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}
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}
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void SendLog::send(const QString &content)
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{
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if (socket != NULL && socket->isOpen()) {
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socket->write(content.toUtf8());
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socket->flush();
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}
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}
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84
savelog/savelog.h
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84
savelog/savelog.h
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@@ -0,0 +1,84 @@
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#ifndef SAVELOG_H
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#define SAVELOG_H
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#include <QObject>
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class QFile;
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class QTcpSocket;
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class QTcpServer;
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#ifdef quc
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#if (QT_VERSION < QT_VERSION_CHECK(5,7,0))
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#include <QtDesigner/QDesignerExportWidget>
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#else
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#include <QtUiPlugin/QDesignerExportWidget>
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#endif
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class QDESIGNER_WIDGET_EXPORT SaveLog : public QObject
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#else
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class SaveLog : public QObject
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#endif
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{
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Q_OBJECT
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public:
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static SaveLog *Instance();
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explicit SaveLog(QObject *parent = 0);
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~SaveLog();
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private:
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static QScopedPointer<SaveLog> self;
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//文件对象
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QFile *file;
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//是否重定向到网络
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bool toNet;
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//日志文件路径
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QString path;
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//日志文件名称
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QString name;
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//日志文件完整名称
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QString fileName;
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signals:
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void send(const QString &content);
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public slots:
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//启动日志服务
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void start();
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//暂停日志服务
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void stop();
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//保存日志
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void save(const QString &content);
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//设置是否重定向到网络
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void setToNet(bool toNet);
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//设置日志文件存放路径
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void setPath(const QString &path);
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//设置日志文件名称
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void setName(const QString &name);
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};
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class SendLog : public QObject
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{
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Q_OBJECT
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public:
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static SendLog *Instance();
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explicit SendLog(QObject *parent = 0);
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~SendLog();
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private:
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static QScopedPointer<SendLog> self;
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QTcpSocket *socket;
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QTcpServer *server;
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private slots:
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void newConnection();
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public slots:
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//发送日志
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void send(const QString &content);
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};
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#endif // SAVELOG_H
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23
savelog/savelog.pro
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23
savelog/savelog.pro
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@@ -0,0 +1,23 @@
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#-------------------------------------------------
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#
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# Project created by QtCreator 2019-02-16T15:08:47
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#
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#-------------------------------------------------
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QT += core gui network
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greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
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TARGET = savelog
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TEMPLATE = app
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DESTDIR = $$PWD/../bin
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CONFIG += warn_off
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SOURCES += main.cpp
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SOURCES += frmsavelog.cpp
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SOURCES += savelog.cpp
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HEADERS += frmsavelog.h
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HEADERS += savelog.h
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FORMS += frmsavelog.ui
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Block a user