/// <summary>
/// Initializes the node manager.
/// </summary>
public ComDaClientNodeManager(IServerInternal server, string namespaceUri, ComDaClientConfiguration configuration, bool ownsTypeModel)
:
base(server, namespaceUri, ownsTypeModel)
{
SystemContext.SystemHandle = m_system = new ComDaClientManager();
SystemContext.NodeIdFactory = this;
// save the configuration for the node manager.
m_configuration = configuration;
// set the alias root.
AliasRoot = m_configuration.ServerName;
if (String.IsNullOrEmpty(AliasRoot))
{
AliasRoot = "DA";
}
// set the default parser if none provided.
if (configuration.ItemIdParser == null)
{
configuration.ItemIdParser = new ComItemIdParser();
}
// create the list of subscriptions.
m_subscriptionManagers = new Dictionary <string, SubscribeRequestManager>();
m_subscriptionManagers[String.Empty] = new SubscribeRequestManager(SystemContext, null, 1000);
m_monitoredItems = new Dictionary <uint, SubscribeRequestManager>();
}
/// <summary>
/// Initializes the node manager.
/// </summary>
public ComDaClientNodeManager(IServerInternal server, string namespaceUri, ComDaClientConfiguration configuration, bool ownsTypeModel)
:
base(server, namespaceUri, ownsTypeModel)
{
SystemContext.SystemHandle = m_system = new ComDaClientManager();
SystemContext.NodeIdFactory = this;
// save the configuration for the node manager.
m_configuration = configuration;
// set the alias root.
AliasRoot = m_configuration.ServerName;
if (String.IsNullOrEmpty(AliasRoot))
{
AliasRoot = "DA";
}
// set the default parser if none provided.
if (configuration.ItemIdParser == null)
{
configuration.ItemIdParser = new ComItemIdParser();
}
// create the list of subscriptions.
m_subscriptionManagers = new Dictionary<string, SubscribeRequestManager>();
m_subscriptionManagers[String.Empty] = new SubscribeRequestManager(SystemContext, null, 1000);
m_monitoredItems = new Dictionary<uint, SubscribeRequestManager>();
}
/// <summary>
/// Creates the node managers for the server.
/// </summary>
/// <remarks>
/// This method allows the sub-class create any additional node managers which it uses. The SDK
/// always creates a CoreNodeManager which handles the built-in nodes defined by the specification.
/// Any additional NodeManagers are expected to handle application specific nodes.
/// </remarks>
protected override MasterNodeManager CreateMasterNodeManager(IServerInternal server, ApplicationConfiguration configuration)
{
Utils.Trace("Creating the Node Managers.");
List<INodeManager> nodeManagers = new List<INodeManager>();
// create the custom node managers.
nodeManagers.Add(new TutorialNodeManager(server, configuration));
#region Task #C4 - Add Support for COM Wrapper
// manually configure the COM server to prevent unapproved wrappers.
ComDaClientConfiguration wrapperConfig = new ComDaClientConfiguration();
wrapperConfig.ServerName = "COM";
wrapperConfig.ServerUrl = "opc.com://localhost/OPCSample.OpcDaServer";
wrapperConfig.MaxReconnectWait = 10000;
wrapperConfig.SeperatorChars = null;
wrapperConfig.BrowseToNotSupported = false;
wrapperConfig.ItemIdParser = new ItemIdParser();
// create an instance of the wrapper node manager.
TutorialDaComNodeManager manager = new TutorialDaComNodeManager(
server,
wrapperConfig.ServerUrl,
wrapperConfig,
true);
nodeManagers.Add(manager);
#endregion
// create master node manager.
return new MasterNodeManager(server, configuration, null, nodeManagers.ToArray());
}
/// <summary>
/// Initializes a new instance of the <see cref="ComDaClient"/> class.
/// </summary>
/// <param name="configuration"></param>
public ComDaClient(ComDaClientConfiguration configuration) : base(configuration)
{
m_cache = new Dictionary<string, DaElement>();
m_configuration = configuration;
}
/// <summary>
/// Handles the Click event of the OkBTN control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
private void OkBTN_Click(object sender, EventArgs e)
{
try
{
if (ServersLV.SelectedItems.Count != 1)
{
return;
}
// extract the wrapper configuration from the application configuration.
ComWrapperServerConfiguration wrapperConfig = m_configuration.ParseExtension<ComWrapperServerConfiguration>();
if (wrapperConfig == null)
{
wrapperConfig = new ComWrapperServerConfiguration();
}
if (wrapperConfig.WrappedServers == null)
{
wrapperConfig.WrappedServers = new ComClientConfigurationCollection();
}
if (!m_delete)
{
// get the selected server.
ComServerDescription server = (ComServerDescription)ServersLV.SelectedItems[0].Tag;
// create a new new COM client entry for the selected server.
ComDaClientConfiguration clientConfig = new ComDaClientConfiguration();
clientConfig.ServerUrl = server.Url;
clientConfig.ServerName = server.VersionIndependentProgId;
clientConfig.MaxReconnectWait = 100000;
wrapperConfig.WrappedServers.Add(clientConfig);
// update the configuration.
m_configuration.UpdateExtension<ComWrapperServerConfiguration>(null, wrapperConfig);
}
else
{
// get the selected server.
ComDaClientConfiguration server = (ComDaClientConfiguration)ServersLV.SelectedItems[0].Tag;
for (int ii = 0; ii < wrapperConfig.WrappedServers.Count; ii++)
{
if (wrapperConfig.WrappedServers[ii].ServerUrl == server.ServerUrl)
{
wrapperConfig.WrappedServers.RemoveAt(ii);
break;
}
}
// update the configuration.
m_configuration.UpdateExtension<ComWrapperServerConfiguration>(null, wrapperConfig);
}
// close the dialog.
DialogResult = DialogResult.OK;
}
catch (Exception exception)
{
MessageBox.Show(exception.Message);
}
}
/// <summary>
/// Initializes the node manager.
/// </summary>
public TutorialDaComNodeManager(IServerInternal server, string namespaceUri, ComDaClientConfiguration configuration, bool ownsTypeModel)
:
base(server, namespaceUri, configuration, ownsTypeModel)
{
}
/// <summary>
/// Handles the Click event of the OkBTN control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
private void OkBTN_Click(object sender, EventArgs e)
{
try
{
if (ServersLV.SelectedItems.Count != 1)
{
return;
}
// extract the wrapper configuration from the application configuration.
ComWrapperServerConfiguration wrapperConfig = m_configuration.ParseExtension<ComWrapperServerConfiguration>();
if (wrapperConfig == null)
{
wrapperConfig = new ComWrapperServerConfiguration();
}
if (wrapperConfig.WrappedServers == null)
{
wrapperConfig.WrappedServers = new ComClientConfigurationCollection();
}
// get the selected server.
Item item = (Item)ServersLV.SelectedItems[0].Tag;
// create a new new COM client entry for the selected server.
ComClientConfiguration clientConfig = null;
if (item.Specification == Specification.Da20 || item.Specification == Specification.Da30)
{
clientConfig = new ComDaClientConfiguration();
}
else if (item.Specification == Specification.Ae10)
{
clientConfig = new ComAeClientConfiguration();
}
else if (item.Specification == Specification.Hda10)
{
clientConfig = new ComHdaClientConfiguration();
}
clientConfig.ServerUrl = item.Server.Url;
clientConfig.ServerName = item.Server.VersionIndependentProgId;
clientConfig.MaxReconnectWait = 100000;
wrapperConfig.WrappedServers.Add(clientConfig);
// update the configuration.
m_configuration.UpdateExtension<ComWrapperServerConfiguration>(null, wrapperConfig);
// close the dialog.
DialogResult = DialogResult.OK;
}
catch (Exception exception)
{
MessageBox.Show(exception.Message);
}
}