internal OPCSessionServer(OPCCliConfiguration.ServersRow server, OpcDa::BrowseFilters filters, OPCEnvironment node) :
base(server.Name, null, node)
{
LastEception = null;
try
{
m_Menu = new ContextMenuServer(this);
Opc.URL url = new Opc.URL(server.URL);
if (server.GetConnectDataRows().Length > 0)
{
m_ConnectData = server.GetConnectDataRows()[0].GetConnectData();
}
m_Spcification = new Opc.Specification()
{
ID = server.PreferedSpecyficationID, Description = server.PreferedSpecyficationDsc
};
Tag = (Server)Factory.GetServerForURL(url, m_Spcification);
server.GetOptions(this);
foreach (OPCCliConfiguration.SubscriptionsRow rw in server.GetSubscriptionsRows())
{
new SubscriptionTreeNodeSession(rw, this);
}
State = state.disconnectd;
}
catch (Exception ex) { ReportException(ex); }
}
/// <summary>
/// Displays all servers that support the specified specification.
/// </summary>
/// <param name="discovery">The discovery.</param>
/// <param name="specification">The specification.</param>
/// <param name="filters">The filters.</param>
/// <param name="SelectContextMenuIsEnabled">if set to <c>true</c> context menu: select is enabled.</param>
public void ShowAllServers(Opc.IDiscovery discovery, Opc.Specification specification, OpcDa::BrowseFilters filters, bool SelectContextMenuIsEnabled)
{
if (discovery == null)
{
throw new ArgumentNullException("Discovery cannot be null");
}
this.Cursor = Cursors.AppStarting;
Clear();
this.m_SelectContextMenuIsEnabled = SelectContextMenuIsEnabled;
m_discovery = discovery;
OpcDa::BrowseFilters m_filters = (filters == null) ? new OpcDa::BrowseFilters() : filters;
//My computer
ComputerTreeNodes m_localServers = new Computer(this, "localhost", m_filters, specification);
m_BrowseTV.Nodes.Add(m_localServers);
m_BrowseTV.SelectedNode = m_localServers;
m_localServers.Browse(true);
m_localServers.Expand();
//Network
NetworkTreeNode m_localNetwork = new Network(this, "Local Network", m_filters, specification);
m_BrowseTV.Nodes.Add(m_localNetwork);
m_BrowseTV.SelectedNode = m_localNetwork;
m_localNetwork.Browse(true);
m_localNetwork.Expand();
this.Cursor = Cursors.Default;
}
/// <summary>
/// Creates a server object for the specified URL.
/// </summary>
public static global::Opc.Server GetServerForURL(Opc.URL url, Opc.Specification preferedspecification)
{
if (url == null)
{
throw new ArgumentNullException("url");
}
global::Opc.Server server = null;
// create an unconnected server object for XML based servers.
if (url.Scheme == Opc.UrlScheme.HTTP)
{
throw new NotImplementedException("TODO - reoved dependency on OpcXml assembly.");
//server = new Server( new OpcXml.Factory(), url, preferedspecification );
}
// create an unconnected server object for COM based servers.
else
{
// DA
if (url.Scheme == Opc.UrlScheme.DA)
{
server = new Server(new OpcCom.Factory(), url, preferedspecification);
}
// AE
else if (url.Scheme == Opc.UrlScheme.AE)
{
server = new global::Opc.Ae.Server(new OpcCom.Factory(), url, preferedspecification);
}
// HDA
else if (url.Scheme == Opc.UrlScheme.HDA)
{
server = new global::Opc.Hda.Server(new OpcCom.Factory(), url, preferedspecification);
}
// DX
else if (url.Scheme == Opc.UrlScheme.DX)
{
server = new global::Opc.Dx.Server(new OpcCom.Factory(), url, preferedspecification);
}
#if (UA)
// UA
else if (url.Scheme == UrlScheme.UA_TCP || url.Scheme == UrlScheme.UA_HTTP)
{
server = new Opc.Ua.Server(new OpcXml.Factory(), url, preferedspecification);
}
#endif
// Other specifications not supported yet.
else
{
throw new NotSupportedException(url.Scheme);
}
}
return(server);
}
/// <summary>
/// Initializes a new instance of the <see cref="OPCServerTreeNodes"/> class with the specified label text.
/// </summary>
/// <param name="server">The server to add.</param>
/// <param name="view">The <see cref="TreeView"/> to add new object..</param>
internal OPCSessionServer(Server server, OPCEnvironment node)
: base(server.Name, server, node)
{
m_Menu = new ContextMenuServer(this);
m_Spcification = server.PreferedSpecyfication;
LastEception = null;
if (server.IsConnected)
{
foreach (Subscription sbscrptn in server.Subscriptions)
{
new SubscriptionTreeNodeSession(sbscrptn.State, sbscrptn.Items, this);
}
State = state.connected;
}
else
{
State = state.disconnectd;
}
Expand();
}
/// <summary>
/// Initializes a new instance of the <see cref="ConnectDataNode{ObjectType, ParentType}"/> class.
/// </summary>
/// <param name="text">The text.</param>
/// <param name="obj">The obj.</param>
/// <param name="filters">The filters.</param>
/// <param name="specification">The preferred specification.</param>
internal ConnectDataNode(string text, ObjectType obj, OpcDa::BrowseFilters filters, Opc.Specification specification)
: base(text, obj, filters)
{
m_Spcification = specification;
}
/// <summary>
/// Initializes a new instance of the <see cref="DiscoveryNode<ObjectType, ParentType>"/> class.
/// </summary>
/// <param name="text">The text.</param>
/// <param name="obj">The server to add.</param>
/// <param name="filters">The filters.</param>
/// <param name="specification">The specification.</param>
internal DiscoveryNode(string text, ObjectType obj, OpcDa::BrowseFilters filters, Opc.Specification specification)
: base(text, obj, filters, specification)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="Network"/> class.
/// </summary>
/// <param name="parent">The parent.</param>
/// <param name="computerName">Name of the computer.</param>
/// <param name="filters">The filters.</param>
/// <param name="specification">The specification.</param>
internal Network
(BrowseTreeCtrl parent, string computerName, OpcDa::BrowseFilters filters, Opc.Specification specification)
: base(computerName, filters, specification)
{
m_Parent = parent;
}
/// <summary>
/// Initializes a new instance of the <see cref="ComputerTreeNodes"/> class with the specified label text.
/// </summary>
/// <param name="computerName">Name of the computer.</param>
/// <param name="filters">The filters.</param>
/// <param name="specification">The specification.</param>
internal ComputerTreeNodes(string computerName, OpcDa::BrowseFilters filters, Opc.Specification specification)
: base(computerName, null, filters, specification)
{
AssignImageIndex();
AddDummyNode();
}
