TCP端口打开及关闭方法调整

PLCDataReader/MainWindow.cs

@@ -29,11 +29,11 @@ namespace UAS_PLCDataReader
 
         private void OpenServer_Click(object sender, EventArgs e)
         {
-            if (!md.IsOpen)
+            md.IP = IP.Text;
+            md.Port = Port.Text;
+            md.Open();
+            if (md.IsOpen)
             {
-                md.IP = IP.Text;
-                md.Port = Port.Text;
-                md.Open();
                 OpenServer.Enabled = false;
                 Port.Enabled = false;
             }
@@ -41,11 +41,11 @@ namespace UAS_PLCDataReader
 
         private void CloseServer_Click(object sender, EventArgs e)
         {
-            if (md.IsOpen)
+            md.Close();
+            if (!md.IsOpen)
             {
                 OpenServer.Enabled = true;
                 Port.Enabled = true;
-                md.Close();
             }
         }
     }