添加项目文件。

OrpaonEMS.Core/Model/LinkStateModel.cs

@@ -0,0 +1,78 @@
+using Prism.Mvvm;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrpaonEMS.Core.Model
+{
+    /// <summary>
+    /// 连接状态模型
+    /// 有些设备有时候会出现一次连接失败，但是下一次就会连接成功，那么不能判断为连接失败
+    /// </summary>
+    public class LinkStateModel : BindableBase
+    {
+        public LinkStateModel()
+        {
+            _LinkState = true;
+        }
+
+
+        private string _BmsLinkStateMsg = "失败";
+        /// <summary>
+        /// Bms通信状态Msg
+        /// </summary>
+        public string BmsLinkStateMsg
+        {
+            get { return _BmsLinkStateMsg; }
+            set { _BmsLinkStateMsg = value; RaisePropertyChanged(); }
+        }
+
+
+        private bool _LinkState;
+        /// <summary>
+        /// 通信连接状态
+        /// </summary>
+        public bool LinkState
+        {
+            get { return _LinkState; }
+            set
+            {
+                if (_LinkState != value)
+                {
+                    if (value)//改变后连接成功
+                    {
+                        //连接成功了就把报错的设置为0
+                        LinkErrCount = 0;
+                        BmsLinkStateMsg = "正常";
+                        _LinkState = value;
+                    }
+                    else//改变后连接失败
+                    {
+                        //
+                        LinkErrCount = LinkErrCount + 1;
+                        if (LinkErrCount >= 3)//连续达到三次算作报错
+                        {
+                            BmsLinkStateMsg = "失败";
+                            //连接失败
+                            _LinkState = false;
+                        }
+                        else
+                        {
+                            //小于三次的话则判定为没有问题
+                            _LinkState = true;
+                        }
+
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// 通信连接失败次数
+        /// </summary>
+        public int LinkErrCount { get; set; }
+    }
+
+}