/// 
/// 執(zhí)行操作事件/// 
public event Action OperateAction;
/// 
/// 終止操作事件/// 
public event Action AbortAction;
/// 
/// 中止按鈕點(diǎn)擊事件/// 
private void btn_Abort_Click(object sender, EventArgs e){    AbortAction?.Invoke();    DialogResult = DialogResult.Abort;    //Close (); // 不需要手動(dòng)關(guān)閉；}
/// 
/// 窗體載入事件/// 
private void FormProgressDialog_Load(object sender, EventArgs e){    Task.Factory.StartNew(() =>    {        OperateAction?.Invoke();        DialogResult = DialogResult.OK;    });}

/// 
/// 設(shè)置顯示信息 (值為 null 時(shí)保持不變)/// 
///  富文本格式的標(biāo)題內(nèi)容 ///  總體消息 ///  當(dāng)前消息 public void SetInfo(string rtfTitleContent = null, string totalMessage = null, string currentMessage = null){    if (rtfTitleContent != null) rtb_Title.Rtf = rtfTitleContent;    if (totalMessage != null) lbl_Total.Text = totalMessage;    if (currentMessage != null) lbl_Current.Text = currentMessage;}
/// 
/// 設(shè)置進(jìn)度/// 
///  當(dāng)前數(shù)值 ///  總數(shù)值 public void SetProsess(double currentValue, double totalValue){    try    {        progressBar.Value = (int)(currentValue / totalValue * 100);    }    catch (Exception ex)    {        Console.WriteLine(ex);    }}

#region 測(cè)試任務(wù)進(jìn)度條彈窗
private CancellationTokenSource _Cts; // 任務(wù)取消令牌；private AutoResetEvent _AutoResetEvent = new AutoResetEvent(false);// 參數(shù)傳 false，則 WaitOne 時(shí)阻塞等待；
/// 
/// 測(cè)試任務(wù)進(jìn)度彈窗/// 
private void BtnProgressDialog_Click(object sender, EventArgs e){    _AutoResetEvent.Reset();    string businessName = "業(yè)務(wù) 1";
    FormProgressDialog progressWindow = new FormProgressDialog()    {        Text = "任務(wù)處理窗口",    };
    progressWindow.SetColorfulTitle("業(yè)務(wù) 1", Color.DarkOrange, true);    progressWindow.SetColorfulTitle("正在執(zhí)行中......", Color.Black);    progressWindow.SetInfo(null, "", "");
    List<string> orders = new List<string>(){"訂單 1", "訂單 2", "訂單 3", "訂單 4", "訂單 5" }; // 業(yè)務(wù)數(shù)據(jù)；    List<string> leftList = orders.Select(x => x).ToList(); // 剩余（未處理）數(shù)據(jù)；    int successCount = 0; // 成功數(shù)量；
    _Cts = new CancellationTokenSource();
    // 注冊(cè)一個(gè)將在取消此 CancellationToken 時(shí)調(diào)用的委托；    _Cts.Token.Register(async () =>    {        ShowInfo("操作終止");                await Task.Run(() =>        {            _AutoResetEvent.WaitOne(1000 * 5); // 等待有可能還在執(zhí)行的業(yè)務(wù)方法；
            if (successCount < orders.Count)            {                ShowInfo($"{businessName} 有 {orders.Count - successCount} 項(xiàng)任務(wù)被終止，可在消息框中查看具體項(xiàng)。");
                foreach (var leftName in leftList)                {                    ShowInfo($"【{businessName}】的【{leftName}】執(zhí)行失敗，失敗原因：【手動(dòng)終止】。");                }            }        });            });
    progressWindow.OperateAction += () =>    {        Task task = new Task(() =>        {            foreach (var order in orders)            {                // 判斷是否被取消；                if (_Cts.Token.IsCancellationRequested)                {                    break;                }
                progressWindow.TryBeginInvoke(new Action(() =>                {                    progressWindow.SetInfo(null, $" 共 {orders.Count} 項(xiàng)，已執(zhí)行 {successCount} 項(xiàng) ", $" 當(dāng)前正在執(zhí)行：{order}");                }));
                if (BusinessMethod(order, businessName))                {                    successCount++;                    leftList.RemoveAll(x => x == order);
                    if (_Cts.Token.IsCancellationRequested)                    {                        _AutoResetEvent.Set(); // 放行 Register 委托處的等待；                    }                }
                progressWindow.TryBeginInvoke(new Action(() =>                {                    progressWindow.SetProsess(orders.IndexOf(order) + 1, orders.Count);                }));            }        }, _Cts.Token);
        task.Start();        task.Wait();    };
    progressWindow.AbortAction += () =>    {        _Cts.Cancel();    };
    var result = progressWindow.ShowDialog();    int leftCount = orders.Count - successCount;    if (result == DialogResult.OK || leftCount <= 0)    {        ShowInfo($"{businessName} 整體完成。");    }    else if (result == DialogResult.Abort)    {        // 移到 _Cts.Token.Register 處一起判斷，不然數(shù)目可能不準(zhǔn)；        //ShowInfo ($"{businessName} 有 {leftCount} 項(xiàng)任務(wù)被終止，可在消息框中查看具體項(xiàng)。");    }}
/// 
/// 業(yè)務(wù)處理方法/// 
private bool BusinessMethod(string order, string businessName){    string errStr = $"【{businessName}】的 {order} 任務(wù)失敗，失敗原因：";
    // 測(cè)試    Thread.Sleep(1000 * 2);
    try    {        // 業(yè)務(wù)方法；
        ShowInfo($"【{businessName}】的 {order} 任務(wù)執(zhí)行成功。");        return true;    }    catch (Exception ex)    {        ShowInfo($"{errStr}{ex.Message}");    }
    return false;}
#endregion