单线程任务 Task.Factory.StartNew 封装

代码：

using log4net;
using SunCreate.CombatPlatform.Security;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Threading;

namespace SunCreate.CombatPlatform.Client
{
    /// <summary>
    /// 线程帮助类(处理单线程任务)
    /// </summary>
    public class ThreadHelper
    {
        private static ILog _log = log4net.LogManager.GetLogger(typeof(ThreadHelper));

        /// <summary>
        /// 执行 
        /// 例：ThreadHelper.Run(() => { }, (ex) => { });
        /// </summary>
        /// <param name="doWork">在线程中执行</param>
        /// <param name="errorAction">错误处理</param>
        public static System.Threading.Tasks.Task Run(Action doWork, Action<Exception> errorAction = null)
        {
            System.Threading.Tasks.Task task = System.Threading.Tasks.Task.Factory.StartNew(() =>
            {
                try
                {
                    if (doWork != null) doWork();
                }
                catch (Exception ex)
                {
                    _log.Error("ThreadHelper.Run 错误", ex);

                    if (!SP.Get<IOnlineService>().GetNetStatus())
                    {
                        SP.Get<IUIManager>().Dispatcher.BeginInvoke(new Action(() =>
                        {
                            TaskDialog.Show("连接数据库失败，请联系系统管理员，给您带来不便，敬请谅解");
                        }));
                    }
                    else
                    {
                        SP.Get<IUIManager>().Dispatcher.BeginInvoke(new Action(() =>
                        {
                            new WaitingWindow("查询失败，请联系系统管理员，给您带来不便，敬请谅解").Show();
                        }));
                    }

                    if (errorAction != null) errorAction(ex);
                }
            });
            return task;
        }

        /// <summary>
        /// 封装Dispatcher.BeginInvoke 
        /// 例：ThreadHelper.BeginInvoke(this.Dispatcher, () => { }, (ex) => { });
        /// </summary>
        /// <param name="errorAction">错误处理</param>
        public static void BeginInvoke(Dispatcher dispatcher, Action action, Action<Exception> errorAction = null)
        {
            dispatcher.BeginInvoke(new Action(() =>
            {
                try
                {
                    action();
                }
                catch (Exception ex)
                {
                    _log.Error("ThreadHelper.BeginInvoke 错误", ex);

                    TaskDialog.Show("加载失败，请联系系统管理员，给您带来不便，敬请谅解");

                    if (errorAction != null) errorAction(ex);
                }
            }));
        }
    }
}