Merge pull request #26 from wangyongxiao/master

连接触发判断一下，处于连接状态才去获取browse节点
dathlin · Apr 22, 2021 · 46675aa · 46675aa
2 parents 28b8e25 + 0e27329
commit 46675aa
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/OpcUaHelper/Forms/FormBrowseServer.cs b/OpcUaHelper/Forms/FormBrowseServer.cs
@@ -150,9 +150,13 @@ private void M_OpcUaClient_ConnectComplete(object sender, EventArgs e)
         {
             try
             {
-                // populate the browse view.
-                PopulateBranch(ObjectIds.ObjectsFolder, BrowseNodesTV.Nodes);
-                BrowseNodesTV.Enabled = true;
+                OpcUaClient client = (OpcUaClient)sender;
+                if (client.Connected)
+                {
+                    // populate the browse view.
+                    PopulateBranch(ObjectIds.ObjectsFolder, BrowseNodesTV.Nodes);
+                    BrowseNodesTV.Enabled = true;
+                }
             }
             catch (Exception exception)
             {