参考文章《》
主窗口
public frmMain() { InitializeComponent(); } /// /// 主窗口加载事件 /// /// /// private void frmMain_Load(object sender, EventArgs e) { try { //设置默认状态 mc_MachineStatusHander = new Common.MachineStatusHandler(); mc_MachineStatusHander.mc_MachineProduceStatusHandler.UpdateMachineSignalDelegate += UpdateMachineSignalStatus;//后台线程中指定委托为更新界面方法 mc_MachineStatusHander.ChangeStatus("Online", "运行", "WesChen", "001A"); SettingLight(); } catch (Exception ex) { ShowErrorMessage(ex.Message, "系统初始化"); this.Close(); } }
界面更新主方法
////// 获取机器信号，并更新界面 /// /// 机器信号 delegate void UpdateMachineProduceSignalDelegate(Common.MachineProduceStatusHandler.SignalType singnal); private void UpdateMachineSignalStatus(Common.MachineProduceStatusHandler.SignalType signal) { if (InvokeRequired) { this.Invoke(new UpdateMachineProduceSignalDelegate(delegate (Common.MachineProduceStatusHandler.SignalType s) { if (signal.ToString().IndexOf("X01") != -1) { btn_SignalX01.BackColor= System.Drawing.Color.FromArgb(255, 255, 255); btn_SignalX01.ForeColor = System.Drawing.Color.FromArgb(0, 0, 0); } else { btn_SignalX01.BackColor = System.Drawing.Color.FromArgb(38, 45, 58); btn_SignalX01.ForeColor = System.Drawing.Color.FromArgb(255, 255, 255); } lab_ProductCount.Text = "累计生产数量：" + mc_MachineStatusHander.mc_MachineProduceStatusHandler.ProductCount; lab_LastLifeCycleTime.Text = "最后一次生产用时：" + Common.CommonFunction.FormatMilliseconds(mc_MachineStatusHander.mc_MachineProduceStatusHandler.LastProductUseMilliseconds); }), signal); } else { if (signal.ToString().IndexOf("X01") != -1) { btn_SignalX01.BackColor = System.Drawing.Color.FromArgb(255, 255, 255); btn_SignalX01.ForeColor = System.Drawing.Color.FromArgb(0, 0, 0); } else { btn_SignalX01.BackColor = System.Drawing.Color.FromArgb(38, 45, 58); btn_SignalX01.ForeColor = System.Drawing.Color.FromArgb(255, 255, 255); } lab_ProductCount.Text = "累计生产数量：" + mc_MachineStatusHander.mc_MachineProduceStatusHandler.ProductCount; lab_LastLifeCycleTime.Text = "最后一次生产用时：" + Common.CommonFunction.FormatMilliseconds(mc_MachineStatusHander.mc_MachineProduceStatusHandler.LastProductUseMilliseconds); } }
后台线程
using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Text.RegularExpressions;using System.Diagnostics;namespace MES_MonitoringClient.Common{ /// /// 机器生产状态 /// public class MachineProduceStatusHandler { /// /// 信号类型 /// public enum SignalType { Unknow, X01, X02, X03, X01_X02, X01_X03, X02_X03, X01_X02_X03 } /// /// 回复信号前缀 /// private static string singnalDefaultStart = Common.ConfigFileHandler.GetAppConfig("GetSerialPortDataDefaultSignal_StartPrefix"); /// /// 回复信号后缀 /// private static string singnalDefaultEnd = Common.ConfigFileHandler.GetAppConfig("GetSerialPortDataDefaultSignal_EndPrefix"); /*-------------------------------------------------------------------------------------*/ /// /// 产品生命周期（计算时间） /// //private List _MachineProcedureListForTime=null; /// /// 产品生命周期（计算次数） /// private List _MachineProcedureListForCount=null; /// /// 产品周期计数（生产数量） /// public int ProductCount = 0; /// /// 空产品周期计数（不完整[空啤]生产数量） /// public int ProductErrorCount = 0; /// /// 单次产品周期秒数 /// public long LastProductUseMilliseconds = 0; /// /// /// public Nullable LastX03SignalGetTime = null; /// /// 上一个信号 /// public SignalType LastSignal; /// /// 更新机器信号后更新界面的方法与委托 /// /// public delegate void UpdateMachineSignal(SignalType signalType); public UpdateMachineSignal UpdateMachineSignalDelegate; /*-------------------------------------------------------------------------------------*/ /// /// 构造函数，处理初始化的参数 /// public MachineProduceStatusHandler() { //产品生命周期（计算时间） //_MachineProcedureListForTime = new List (); //产品生命周期（计算次数） _MachineProcedureListForCount = new List (); } /*-------------------------------------------------------------------------------------*/ /// /// 更新信号方法 /// /// 新信号 public void ChangeSignal(string newSingnal) { string convertSingnalString = ConvertSingnalString(newSingnal); //判断是正常的信号 if (!string.IsNullOrEmpty(convertSingnalString)) { //判断X信号 SignalType convertSingnalStatusType = ConvertSingnalStatus(convertSingnalString); if (convertSingnalStatusType != LastSignal) { #region 与上一次信号不同 if (convertSingnalStatusType == SignalType.X03) { #region 自动信号（区分上一个信号） _MachineProcedureListForCount.Add(new MachineProcedure() { ProcedureID = convertSingnalString, ProcedureCode = convertSingnalStatusType.ToString(), ProcedureName = "自动", }); if (LastSignal == SignalType.X01_X03) { //结束产品周期并计时 if (LastX03SignalGetTime.HasValue) { LastProductUseMilliseconds = (System.DateTime.Now - LastX03SignalGetTime.Value).Milliseconds; } LastX03SignalGetTime = System.DateTime.Now; } else if (LastSignal == SignalType.X02_X03) { //必须包含完整的生命周期才计数 if (CheckHaveRealProduceProcess(_MachineProcedureListForCount)) { //计数 ProductCount++; _MachineProcedureListForCount.Clear(); _MachineProcedureListForCount.Add(new MachineProcedure() { ProcedureID = convertSingnalString, ProcedureCode = convertSingnalStatusType.ToString(), ProcedureName = "自动", }); } } #endregion } else if (convertSingnalStatusType == SignalType.X01_X03 || convertSingnalStatusType == SignalType.X02_X03) { #region 开模完成==射胶完成（不区分上一个信号） //产品生命周期（计算数量） if (_MachineProcedureListForCount != null && _MachineProcedureListForCount.Count > 0) { //信号 string procedureNameString = string.Empty; if (convertSingnalStatusType == SignalType.X01_X03) procedureNameString = "开模完成"; else if (convertSingnalStatusType == SignalType.X02_X03) procedureNameString = "自动射胶"; _MachineProcedureListForCount.Add(new MachineProcedure() { ProcedureID = convertSingnalString, ProcedureCode = convertSingnalStatusType.ToString(), ProcedureName = procedureNameString, }); } #endregion } #endregion //上一个信号 LastSignal = convertSingnalStatusType; //根据信号更新界面 UpdateMachineSignalDelegate(LastSignal); } } } /// /// 匹配信号是否正常 /// 并返回信号中的模式数字 /// /// 原信号 /// /// 模式数字转换为X[]信号 /// /// 模式数字[0800,0400,0200,0C00,0A00,0600,0E00等模式数字] /// /// 判断是否是真实的生产流程 /// /// /// oldMachineProcedureList) { bool resultFlag = false; bool isX01_X03 = false; bool isX02_X03 = false; bool isX03 = false; //判断是否有完整的信号 foreach (var processItem in oldMachineProcedureList) { if (processItem.ProcedureCode == SignalType.X01_X03.ToString()) isX01_X03 = true; if (processItem.ProcedureCode == SignalType.X02_X03.ToString()) isX02_X03 = true; if (processItem.ProcedureCode == SignalType.X03.ToString()) isX03 = true; } //完整的信号则算正常生产流程 if (isX01_X03 && isX02_X03 && isX03) resultFlag = true; return resultFlag; } }}
以上方法是可以正常从类内部更新winform界面的