添加状态改变事件参数

VIZ.Framework.Connection/Event/ConnectionStateChangedEventArgs.cs

+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VIZ.Framework.Connection
+{
+    /// <summary>
+    /// 连接状态改变事件参数
+    /// </summary>
+    public class ConnectionStateChangedEventArgs : EventArgs
+    {
+        /// <summary>
+        /// 连接状态改变事件参数
+        /// </summary>
+        /// <param name="source">源</param>
+        /// <param name="isConnected">是否连接</param>
+        public ConnectionStateChangedEventArgs(object source, bool isConnected)
+        {
+            this.Source = source;
+            this.IsConnected = isConnected;
+        }
+
+        /// <summary>
+        /// 触发源
+        /// </summary>
+        public object Source { get; private set; }
+
+        /// <summary>
+        /// 是否保持连接
+        /// </summary>
+        public bool IsConnected { get; private set; }
+
+        /// <summary>
+        /// 异常信息
+        /// </summary>
+        public Exception Exception { get; set; }
+    }
+}

VIZ.Framework.Connection/VIZ.Framework.Connection.csproj

@@ -75,6 +75,7 @@
     <Compile Include="Core\ConnPackageInfo.cs" />
     <Compile Include="Core\ConnPackageProviderAttribute.cs" />
     <Compile Include="Core\ConnSendMessage.cs" />
+    <Compile Include="Event\ConnectionStateChangedEventArgs.cs" />
     <Compile Include="Listener\TCP\TcpConnectionListener.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Protocol\SerialPort\SerialPortEndpointManagerExpand.cs" />