Aucma.Scada/Aucma.Scada.UI/viewModel/LogInfoViewModel.cs

using GalaSoft.MvvmLight;
using HighWayIot.Log4net;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Aucma.Scada.UI.viewModel
{
    public class LogInfoViewModel : ViewModelBase
    {
        private LogHelper logHelper = LogHelper.Instance;
        private IEnumerable listBoxData;
        /// <summary>
        /// LisBox数据模板
        /// </summary>
        public IEnumerable ListBoxData
        {
            get { return listBoxData; }
            set { listBoxData = value; RaisePropertyChanged(() => ListBoxData); }
        }

        private ObservableCollection<dynamic> listItems = new ObservableCollection<dynamic>();

        public LogInfoViewModel()
        {
            PrintMessageToListBox("打印日志");
        }

        /// <summary>
        /// listBox绑定日志
        /// </summary>
        /// <param name="message"></param>
        private void PrintMessageToListBox(string message)
        {

            try
            {
                listItems.Add($"{DateTime.Now.ToString("HH:mm:ss")}==>{message}");

                ListBoxData = listItems.OrderByDescending(x => x);
            }catch(Exception ex)
            {
                logHelper.Error("日志数据绑定异常", ex);
            }
        }
    }
}