C#Wpf关于日志的相关功能扩展

目录

一、日志Sink(接收器)

二、Trace追踪实现日志

三、日志滚动


一、日志Sink(接收器)

安装NuGet包:Serilog

Sink有很多种,这里介绍两种:

Console接收器(安装Serilog.Sinks.Console);

File接收器(安装Serilog.Sinks.File);
MinimumLevel:最小记录级别

rollingInterval:生成日志文件周期

outputTemplate:输出日志模板
继承ILogEventSink接口实现 Emit:当Sink器接收到新日志时触发

通过该接口将接收器接收的日志添加进内部日志集合

将该接口实现类实例化对象通过WriteTo.Sink(myEventSink)与Logger绑定

实现 ILogEventSink接口示例:

cs 复制代码
 public List<string> Logs = new List<string>();

 private readonly ITextFormatter _formatter=
            new MessageTemplateTextFormatter("Message:{Message}  [{Level}]  Location:{FilePath}[{LineNumber}]");
 public void Emit(LogEvent logEvent)
 {
   if (logEvent != null)
    {
        var textWriter=new StringWriter();
        _formatter.Format(logEvent, textWriter);
        Logs.Add(textWriter.ToString());
    }
 }

Main程序:

cs 复制代码
  MyEventSink myEventSink = new MyEventSink();
  string path = "Logs\\Error\\.txt";
  string outputTemplate = "{NewLine}Date: {Timestamp:yyyy-MM-dd HH:mm:ss.fff}\tLevel: {Level}\tCallName: {SourceContext}->{MemberName}"
       + "{NewLine}Path: {FilePath}[{LineNumber}]"
       + "{NewLine}Message: {Message}";
  Log.Logger = new LoggerConfiguration()
              .Enrich.FromLogContext()//记录相关上下文信息
              .MinimumLevel.Debug()
              .WriteTo.Sink(myEventSink)
              .WriteTo.Logger(log => log.Filter.ByIncludingOnly(p => p.Level == LogEventLevel.Error)
                                  .WriteTo.File(path, rollingInterval: RollingInterval.Day, outputTemplate: outputTemplate))
              .WriteTo.Console()
              .CreateLogger();
  Log.Warning("*****************Warning***************");
  Log.Logger.Information("*******************Info****************");
  Log.Logger.CallError<Test>("#####################Error##################");
  foreach (string str in myEventSink.Logs)
  {
       Console.WriteLine(str);
  }
cs 复制代码
    static class LogExtension
    {
        public static void CallError<T>(this ILogger logger, string message,
            [CallerMemberName] string meberName = "",
            [CallerFilePath] string filepath = "",
            [CallerLineNumber] int lineNum = 0)
            => logger.ForContext<T>()
            .ForContext("MemberName", meberName)
            .ForContext("FilePath", filepath)
            .ForContext("LineNumber", lineNum)
            .Error(message);
        public static void CallError<T>(this ILogger logger, Exception e, string message,
            [CallerMemberName] string meberName = "",
            [CallerFilePath] string filepath = "",
            [CallerLineNumber] int lineNum = 0)
            => logger.ForContext<T>()
            .ForContext("MemberName", meberName)
            .ForContext("FilePath", filepath)
            .ForContext("LineNumber", lineNum)
            .Error(e, message);
    }

二、Trace追踪实现日志

继承抽象类TraceListener,重写方法TraceEvent

注意:添加监听对象Trace.Listeners.Add(this);

cs 复制代码
        public override void TraceEvent(TraceEventCache? eventCache, string source, TraceEventType eventType, int id, string? message)
        {
            switch (eventType)
            {
                case TraceEventType.Error:
                    Log.Logger.CallError<MyTraceListen>(message);
                    break;
                case TraceEventType.Warning:
                    Log.Logger.Warning(message);
                    break;
                case TraceEventType.Information:
                    Log.Logger.Information(message);
                    break;
                default:
                    break;
            }
        }

三、日志滚动

通过ObservableCollection类的CollectionChanged事件实现日志自动滚动到底部:

集合改变触发事件,更改附加属性AutoScroll值,值更改触发CallBack将日志滚动到底部;

注意:MouseEnterMouseLeave两事件的响应原因:查看日志时,防止日志自动滚动到底部;

XML 复制代码
        <DataGrid attach:ScrollHelper.AutoScroll="{Binding AutoScroll}"
                  AutoGenerateColumns="False"
                  CanUserAddRows="False"
                  CanUserDeleteRows="False"
                  CanUserReorderColumns="False"
                  CanUserResizeColumns="False"
                  CanUserResizeRows="False"
                  CanUserSortColumns="False"
                  ItemsSource="{Binding LogService.Logs}">
            <i:Interaction.Triggers>
                <i:EventTrigger EventName="MouseEnter">
                    <i:InvokeCommandAction Command="{Binding MouseEnterCommand}" />
                </i:EventTrigger>
                <i:EventTrigger EventName="MouseLeave">
                    <i:InvokeCommandAction Command="{Binding MouseLeaveCommand}" />
                </i:EventTrigger>
            </i:Interaction.Triggers>
            <DataGrid.Columns>
                <DataGridTextColumn Binding="{Binding Time}" Header="时间" />
                <DataGridTextColumn Binding="{Binding Lev}" Header="级别" />
                <DataGridTextColumn Binding="{Binding Message}" Header="信息">
                    <DataGridTextColumn.ElementStyle>
                        <Style>
                            <Setter Property="TextBlock.TextWrapping" Value="Wrap" />
                            <Setter Property="TextBlock.TextAlignment" Value="Left" />
                        </Style>
                    </DataGridTextColumn.ElementStyle>
                </DataGridTextColumn>
            </DataGrid.Columns>
            <DataGrid.RowStyle>
                <Style TargetType="DataGridRow" BasedOn="{StaticResource DataGridRowStyle}">
                    <Style.Triggers>
                        <DataTrigger Binding="{Binding Lev}" Value="Error">
                            <Setter Property="Foreground" Value="Red"/>
                        </DataTrigger>
                        <DataTrigger Binding="{Binding Lev}" Value="Warn">
                            <Setter Property="Foreground" Value="Orange"/>
                        </DataTrigger>
                    </Style.Triggers>
                </Style>
            </DataGrid.RowStyle>
        </DataGrid>
cs 复制代码
        public LogService LogService { get; set; }=LogService.GetInstance();

        private bool _autoScroll;
        public bool AutoScroll
        {
            get { return _autoScroll; }
            set => SetProperty(ref _autoScroll, value);
        }

        [RelayCommand]
        public void MouseEnter()
        {
            LogService._logs.CollectionChanged -= Scroll;
        }

        [RelayCommand]
        public void MouseLeave()
        {
            LogService._logs.CollectionChanged += Scroll;
        }

        private void Scroll(object sender, NotifyCollectionChangedEventArgs e)
        {
            AutoScroll = !AutoScroll;
        }
        public MainWinViewModel()
        {
            LogService.OpenListen();
            LogService._logs.CollectionChanged += Scroll;
        }
相关推荐
mudtools12 小时前
.NET驾驭Word之力:理解Word对象模型核心 (Application, Document, Range)
c#·.net
大飞pkz18 小时前
【设计模式】C#反射实现抽象工厂模式
设计模式·c#·抽象工厂模式·c#反射·c#反射实现抽象工厂模式
唐青枫20 小时前
从入门到进阶:C#.NET Stopwatch 计时与性能测量全攻略
c#·.net
未来之窗软件服务1 天前
幽冥大陆(二)RDIFSDK 接口文档:布草洗涤厂高效运营的技术桥梁C#—东方仙盟
开发语言·c#·rdif·仙盟创梦ide·东方仙盟
1uther1 天前
Unity核心概念⑨:Screen
开发语言·游戏·unity·c#·游戏引擎
阿幸软件杂货间1 天前
Office转PDF转换器v1.0.py
开发语言·pdf·c#
sali-tec1 天前
C# 基于halcon的视觉工作流-章34-环状测量
开发语言·图像处理·算法·计算机视觉·c#
玉面小君1 天前
从 WPF 到 Avalonia 的迁移系列实战篇6:Trigger、MultiTrigger、DataTrigger 的迁移
wpf·avalonia
Tiger_shl1 天前
【层面一】C#语言基础和核心语法-02(反射/委托/事件)
开发语言·c#
mudtools1 天前
.NET驾驭Word之力:COM组件二次开发全攻略之连接Word与创建你的第一个自动化文档
后端·c#