private void CallToolStripMenuItemClick(object sender, EventArgs e)
{
inputArgumentsPanel.Controls.Clear();
outputArgumentsPanel.Controls.Clear();
_selectedObjectId = null;
_selectedMethodId = null;
if (!(_selectedTreeNode?.Tag is AttributeData attributeData))
{
return;
}
if (!(_selectedTreeNode.Parent?.Tag is AttributeData parentAttributeData))
{
return;
}
_selectedObjectId = parentAttributeData.NodeId;
_selectedMethodId = attributeData.NodeId;
ExtendedDataDescription methodReference = _applicationInstanceManager.FlatExtendedDataDescriptionDictionary[attributeData.NodeId.Identifier.ToString()];
//extract input/output descriptions
DataDescription inputDataDescription = methodReference.VariableDataDescriptions.FirstOrDefault(x =>
x.AttributeData.BrowseName.Name == NameVariables.InputArguments);
DataDescription outputDataDescription = methodReference.VariableDataDescriptions.FirstOrDefault(x =>
x.AttributeData.BrowseName.Name == NameVariables.OutputArguments);
//get all argument information
ExtensionObject[] inputExtensionObjects =
(ExtensionObject[])inputDataDescription?.AttributeData.Value.Value;
ExtensionObject[] outputExtensionObjects =
(ExtensionObject[])outputDataDescription?.AttributeData.Value.Value;
callMethodButton.Enabled = true;
if (inputExtensionObjects != null)
{
foreach (ExtensionObject extensionObject in inputExtensionObjects)
{
Argument argument = (Argument)extensionObject.Body;
Variant defaultValue = new Variant(TypeInfo.GetDefaultValue(argument.DataType, argument.ValueRank));
if (defaultValue.Value == null)
{
defaultValue.Value = "";
}
AddInputArgumentUserControl(defaultValue.Value?.ToString(), argument.Description.Text, argument.Name,
defaultValue.TypeInfo);
}
}
if (outputExtensionObjects == null)
{
return;
}
foreach (ExtensionObject extensionObject in outputExtensionObjects)
{
Argument argument = (Argument)extensionObject.Body;
Variant defaultValue = new Variant(TypeInfo.GetDefaultValue(argument.DataType, argument.ValueRank));
AddOutputArgumentUserControl(defaultValue.Value?.ToString(), argument.Description.Text, argument.Name,
defaultValue.TypeInfo);
}
}
private void ObjectTreeViewMouseDoubleClick(object sender, MouseEventArgs e)
{
attributesListView.Items.Clear();
TreeNode parentNode = objectTreeView.SelectedNode;
if (parentNode == null)
{
return;
}
if (!(parentNode?.Tag is AttributeData parentNodeAttributeData))
{
return;
}
if (!_applicationInstanceManager.FlatExtendedDataDescriptionDictionary.ContainsKey(parentNodeAttributeData.NodeId.Identifier.ToString()))
{
return;
}
ExtendedDataDescription objectReference = _applicationInstanceManager.FlatExtendedDataDescriptionDictionary[parentNodeAttributeData.NodeId.Identifier.ToString()];
PopulateAttributeListView(parentNodeAttributeData);
TreeNode[] browsedObjects;
if (objectReference.MethodDataDescriptions != null)
{
browsedObjects = (from x in objectReference.MethodDataDescriptions
select new TreeNode(x.DataDescription.ReferenceDescription.BrowseName.Name, 0, 0)
{
Name = x.DataDescription.ReferenceDescription.BrowseName.Name,
Tag = x.DataDescription.AttributeData
}).ToArray();
PopulateTreeNode(parentNode, browsedObjects);
}
if (objectReference.VariableDataDescriptions != null)
{
browsedObjects = (from x in objectReference.VariableDataDescriptions
select new TreeNode(x.ReferenceDescription.BrowseName.Name, 1, 1)
{
Name = x.ReferenceDescription.BrowseName.Name,
Tag = x.AttributeData
}).ToArray();
PopulateTreeNode(parentNode, browsedObjects);
}
if (objectReference.ObjectDataDescriptions == null)
{
return;
}
browsedObjects = (from x in objectReference.ObjectDataDescriptions
select new TreeNode(x.DataDescription.ReferenceDescription.BrowseName.Name, 2, 2)
{
Name = x.DataDescription.ReferenceDescription.BrowseName.Name,
Tag = x.DataDescription.AttributeData
}).ToArray();
PopulateTreeNode(parentNode, browsedObjects);
}
private void Connect(bool connectToServer = false)
{
try
{
connectButton.Enabled = false;
disconnectButton.Enabled = true;
objectTreeView.Nodes.Clear();
objectTreeView.Enabled = false;
if (!connectToServer)
{
_applicationInstanceManager = new ApplicationInstanceManager(ApplicationName, ApplicationUri,
null, null, null, null, _globalDiscoveryServerUrls, _globalDiscoveryServerWellKnownUrls,
_applicationType, true);
}
if (globalDiscoveryServerUseCheckBox.Checked && !connectToServer)
{
globalDiscoveryServerConnectionStatusPanel.BackColor = Color.Red;
string gdsUserName = globalDiscoveryServerUseSecurityCheckBox.Checked
? globalDiscoveryServerUserNameTextBox.Text
: null;
string gdsUserPassword = globalDiscoveryServerUseSecurityCheckBox.Checked
? globalDiscoveryServerPasswordTextBox.Text
: null;
bool connectedToGDS =
_applicationInstanceManager.ConnectToGlobalDiscoveryServer(
globalDiscoveryServerDiscoveryURLTextBox.Text, gdsUserName, gdsUserPassword);
if (!connectedToGDS)
{
Disconnect();
return;
}
if (registerApplicationCheckBox.Checked)
{
_applicationInstanceManager.RegisterApplication();
}
if (requestNewCertificateCheckBox.Checked)
{
_applicationInstanceManager.RequestNewCertificatePullMode();
}
List <ServerOnNetwork> serversOnNetwork = _applicationInstanceManager.QueryServers();
discoveredServersListView.Items.Clear();
if (serversOnNetwork == null || !serversOnNetwork.Any())
{
Disconnect();
return;
}
ListViewItem[] discoveredServersListViewItems =
(from x in serversOnNetwork select new ListViewItem(x.DiscoveryUrl)).ToArray();
discoveredServersListView.Items.AddRange(discoveredServersListViewItems);
globalDiscoveryServerConnectionStatusPanel.BackColor = Color.Green;
}
if (!connectToServer && globalDiscoveryServerUseCheckBox.Checked)
{
return;
}
connectionStatusPanel.BackColor = Color.Red;
string userName = useSecurityCheckBox.Checked ? serverUserNameTextBox.Text : null;
string userPassword = useSecurityCheckBox.Checked ? serverPasswordTextBox.Text : null;
bool connectedToServer =
_applicationInstanceManager.ConnectToServer(serverDiscoveryURLTextBox.Text, userName, userPassword);
_applicationInstanceManager.GetRootExtendedDataDescriptions();
if (!connectedToServer)
{
return;
}
List <TreeNode> browsedObjects = new List <TreeNode>();
if (_applicationInstanceManager.FlatExtendedDataDescriptionDictionary.ContainsKey(ObjectIds.ObjectsFolder.Identifier.ToString()))
{
ExtendedDataDescription objectReference = _applicationInstanceManager.FlatExtendedDataDescriptionDictionary[ObjectIds.ObjectsFolder.Identifier.ToString()];
browsedObjects.Add(new TreeNode()
{
Text = objectReference.DataDescription.AttributeData.BrowseName.Name,
Tag = objectReference.DataDescription.AttributeData
});
}
if (_applicationInstanceManager.FlatExtendedDataDescriptionDictionary.ContainsKey(ObjectIds.TypesFolder.Identifier.ToString()))
{
ExtendedDataDescription typesReference = _applicationInstanceManager.FlatExtendedDataDescriptionDictionary[ObjectIds.TypesFolder.Identifier.ToString()];
browsedObjects.Add(new TreeNode()
{
Text = typesReference.DataDescription.AttributeData.BrowseName.Name,
Tag = typesReference.DataDescription.AttributeData
});
}
if (_applicationInstanceManager.FlatExtendedDataDescriptionDictionary.ContainsKey(ObjectIds.ViewsFolder.Identifier.ToString()))
{
ExtendedDataDescription viewReference = _applicationInstanceManager.FlatExtendedDataDescriptionDictionary[ObjectIds.ViewsFolder.Identifier.ToString()];
browsedObjects.Add(new TreeNode()
{
Text = viewReference.DataDescription.AttributeData.BrowseName.Name,
Tag = viewReference.DataDescription.AttributeData
});
}
objectTreeView.Enabled = true;
objectTreeView.Nodes.AddRange(browsedObjects.ToArray());
connectionStatusPanel.BackColor = Color.Green;
}
catch (Exception exception)
{
Console.WriteLine(exception);
Disconnect();
}
}
