wpf 日志显示控件

feihum

于 2024-12-16 09:31:49 发布

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分类专栏： C#与WPF 文章标签： wpf

本文链接：https://blog.youkuaiyun.com/zc2007071032/article/details/144497959

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wpf 日志显示控件
在这里插入图片描述

    <Border Grid.Row="1" BorderThickness="2" BorderBrush="{DynamicResource BorderBrush}">
                                <ScrollViewer Name="ScrollLog" VerticalScrollBarVisibility="Auto">
                                    <TextBlock Name="TBLog" VerticalAlignment="Top" TextWrapping="Wrap" Foreground="#b3b3b3"  FontSize="14" >
                                        <TextBlock.ContextMenu>
                                            <ContextMenu>
                                                <MenuItem Header="Clear" Padding="0"  Click="TBLogMenuItem_Click"/>
                                            </ContextMenu>
                                        </TextBlock.ContextMenu>
                                    </TextBlock>
                                </ScrollViewer>
                                <Border.ContextMenu>
                                    <ContextMenu>
                                        <MenuItem Header="Clear" Padding="0" Click="TBLogMenuItem_Click"/>
                                    </ContextMenu>
                                </Border.ContextMenu>
                            </Border>

  private bool outputStringFlag = false;
        private List<string> outputStringList = new List<string>();
        static object locker = new object();
        private void DisplayLog(string log)
        {
            var str = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff") + " " + log;
            lock (locker)
            {
                outputStringList.Add(str);
            }

            if (outputStringFlag)
                return;

            Application.Current.Dispatcher.BeginInvoke(new Action(() =>
            {
                outputStringFlag = true;
                string output = "";
                lock (locker)
                {
                    if (outputStringList.Count > 100)
                    {
                        outputStringList.RemoveAt(0);
                    }
                    output = string.Join(Environment.NewLine, outputStringList);
                }

                TBLog.Text = output;
                ScrollLog.ScrollToEnd();
                outputStringFlag = false;
            }));

        }