internal AdsSymbolLoader(IAdsConnection connection, SymbolLoaderSettings settings, IAccessorRawValue accessor, ISession session, SymbolUploadInfo symbolsInfo)
{
if (settings == null)
{
throw new ArgumentNullException("settings");
}
if (accessor == null)
{
throw new ArgumentNullException("accessor");
}
if (symbolsInfo == null)
{
throw new ArgumentNullException("symbolsInfo");
}
ISymbolFactory symbolFactory = null;
this._connection = connection;
this._symbolUploadInfo = symbolsInfo;
symbolFactory = (settings.SymbolsLoadMode != SymbolsLoadMode.DynamicTree) ? ((ISymbolFactory) new TwinCAT.Ads.TypeSystem.SymbolFactory(settings.NonCachedArrayElements)) : ((ISymbolFactory) new DynamicSymbolFactory(new TwinCAT.Ads.TypeSystem.SymbolFactory(settings.NonCachedArrayElements), settings.NonCachedArrayElements));
this._settings = settings;
AdsBinder binder = new AdsBinder(this._connection.Address, this, symbolFactory, this.UseVirtualInstances);
this._symbolFactorServices = new SymbolFactoryServices(binder, symbolFactory, accessor, session);
symbolFactory.Initialize(this._symbolFactorServices);
this._rootNamespace = this._connection.Address.ToString();
this._namespaces = new NamespaceCollection();
}
private static void PrintSymbols(AdsClient client)
{
SymbolLoaderSettings settings = new SymbolLoaderSettings(TwinCAT.SymbolsLoadMode.VirtualTree);
ISymbolLoader loader = SymbolLoaderFactory.Create(client, settings);
var symbols = loader.Symbols;
PrintSymbols(symbols);
}
public void CopyPasteTestStatic()
{
Console.WriteLine(string.Empty);
Console.WriteLine("Press [Enter] for start:");
// logger.Active = false;
Stopwatch stopper = new Stopwatch();
stopper.Start();
using (AdsSession session = new AdsSession(new AmsNetId("164.4.4.112.1.1"), 853))
{
// client.Synchronize = false;
// Connect the AdsClient to the device target.
var connection = session.Connect();
// Creates the Symbol Objects as hierarchical tree
SymbolLoaderSettings settings = new SymbolLoaderSettings(SymbolsLoadMode.VirtualTree, ValueAccessMode.IndexGroupOffsetPreferred);
var symbolLoader = session.SymbolServer.Symbols; // SymbolLoaderFactory.Create(client, settings);
//// Dump Datatypes from Target Device
// Console.WriteLine(string.Format("Dumping '{0}' DataTypes:", symbolLoader.DataTypes.Count));
// foreach (IDataType type in symbolLoader.DataTypes)
// {
// Console.WriteLine(type);
// }
// Console.WriteLine("");
// Dump Symbols from target device
Console.WriteLine("Dumping '{0}' Symbols:", symbolLoader.Count);
WriteSymbolTree(symbolLoader, (AdsConnection)connection);
}
stopper.Stop();
TimeSpan elapsed = stopper.Elapsed;
Console.WriteLine(string.Empty);
}
internal static IAccessorValue createValueAccessor(IAdsConnection connection, SymbolLoaderSettings settings)
{
IAccessorValue value2 = null;
AdsValueAccessor inner = null;
IAccessorValueFactory valueFactory = null;
if (settings.SymbolsLoadMode == SymbolsLoadMode.DynamicTree)
{
valueFactory = new DynamicValueFactory(settings.ValueCreation);
inner = new AdsValueAccessor(connection, settings.ValueAccessMode, valueFactory, NotificationSettings.Default);
value2 = new DynamicValueAccessor(inner, valueFactory, settings.ValueCreation);
}
else
{
valueFactory = new ValueFactory(settings.ValueCreation);
inner = new AdsValueAccessor(connection, settings.ValueAccessMode, valueFactory, NotificationSettings.Default);
value2 = inner;
}
IAccessorValueFactory2 factory2 = valueFactory as IAccessorValueFactory2;
if (valueFactory != null)
{
factory2.SetValueAccessor(value2);
}
inner.AutomaticReconnection = settings.AutomaticReconnection;
return(value2);
}
public void CopyPasteTestDynamic()
{
using (TcAdsClient client = new TcAdsClient())
{
client.Synchronize = false;
// Connect to the target device
client.Connect("164.4.4.112.1.1", 853);
// Usage of "dynamic" Type and Symbols (>= .NET4 only)
SymbolLoaderSettings settings = new SymbolLoaderSettings(SymbolsLoadMode.DynamicTree);
IAdsSymbolLoader dynLoader = (IAdsSymbolLoader)SymbolLoaderFactory.Create(client, settings);
// Set the Default setting for Notifications
dynLoader.DefaultNotificationSettings = new AdsNotificationSettings(AdsTransMode.OnChange, 200, 2000);
// Get the Symbols (Dynamic Symbols)
dynamic dynamicSymbols = ((IDynamicSymbolLoader)dynLoader).SymbolsDynamic;
dynamic adsPort = dynamicSymbols.TwinCAT_SystemInfoVarList._AppInfo.AdsPort;
// Access Main Symbol with Dynamic Language Runtime support (DLR)
// Dynamically created property "Main"
// dynamic symMain = dynamicSymbols.Main;
// Main is an 'VirtualSymbol' / Organizational unit that doesn't have a value
// Calling ReadValue is not allowed
// bool test = symMain.HasValue;
// dynamic invalid = symMain.ReadValue();
// Reading TaskInfo Value
// With calling ReadValue() a 'snapshot' of the Symbols Instance is taken
dynamic vTaskInfoArray = dynamicSymbols.TwinCAT_SystemInfoVarList._TaskInfo.ReadValue();
// Getting the Snapshot time in UTC format
DateTime timeStamp1 = vTaskInfoArray.UtcTimeStamp;
// Getting TaskInfo Symbol for Task 1
dynamic symTaskInfo1 = dynamicSymbols.TwinCAT_SystemInfoVarList._TaskInfo[1];
// Getting CycleCount Symbol
dynamic symCycleCount = symTaskInfo1.CycleCount;
// Take Snapshot value of the ApplicationInfo struct
dynamic vAppInfo = dynamicSymbols.TwinCAT_SystemInfoVarList._AppInfo.ReadValue();
// Get the UTC Timestamp of the snapshot
DateTime timeStamp2 = vAppInfo.UtcTimeStamp;
// Access the ProjectName of the ApplicationInfo Snapshot (type-safe!)
string projectNameValue = vAppInfo.ProjectName;
// Reading the CycleCount Value
uint cycleCountValue = symTaskInfo1.CycleCount.ReadValue(); // Taking a Value Snapshot
// Registering for dynamic "ValueChanged" events for the Values
// Using Default Notification settings
symCycleCount.ValueChanged += new EventHandler <ValueChangedArgs>(CycleCountValueChanged);
// Override default notification settings
symTaskInfo1.NotificationSettings = new AdsNotificationSettings(AdsTransMode.Cyclic, 500, 0);
// Register for ValueChanged event.
symTaskInfo1.ValueChanged +=
new EventHandler <ValueChangedArgs>(TaskInfo1ValueValueChanged); // Struct Type
Thread.Sleep(10000); // Sleep main thread for 10 Seconds
}
Console.WriteLine("CycleCount Changed events received: {0}", cycleCountEvents);
Console.WriteLine("taskInfo1 Changed events received: {0}", taskInfo1Events);
}
