C#寫入windows日誌

using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;

namespace GPSFileMonitor
{
    public class LogWirter
    {
        /**//// <summary>
        /// 事件來源名稱
        /// </summary>
        private string eventSourceName;
        EventLogEntryType eventLogType;
        public LogWirter()
        {
            eventSourceName = "GPSServer";
            eventLogType = EventLogEntryType.Error;           
        }

        /**//// <summary>
        /// 訊息事件來源名稱
        /// </summary>
        public string EventSourceName
        {
            set { eventSourceName = value; }
        }

        /**//// <summary>
        /// 訊息事件類型
        /// </summary>
        public EventLogEntryType EventLogType
        {
            set { eventLogType = value; }
        }

        /**//// <summary>
        /// 寫入系統日誌
        /// </summary>
        /// <param name="message">事件內容</param>
        public void LogEvent(string message)
        {
            if (!EventLog.SourceExists(eventSourceName))
            {
                EventLog.CreateEventSource(eventSourceName, "Application");                
            }
            EventLog.WriteEntry(eventSourceName, message, eventLogType);
        }

        public void LogEvent(string message,EventLogEntryType eventLogType)
        {
            if (!EventLog.SourceExists(eventSourceName))
            {
                EventLog.CreateEventSource(eventSourceName, "Application");
            }

            EventLog.WriteEntry(eventSourceName, message,eventLogType);
        }
    }
}