QuickOPC User's Guide and Reference
EasyDAItemChangedEventArgs<TValue> Class Members
Properties  Methods 


OpcLabs.EasyOpcClassic Assembly > OpcLabs.EasyOpc.DataAccess.Generic Namespace : EasyDAItemChangedEventArgs<TValue> Class

The following tables list the members exposed by EasyDAItemChangedEventArgs<TValue>.

Public Constructors
 NameDescription
Public ConstructorOverloaded.   
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Public Properties
 NameDescription
Public PropertyHolds arguments that were used to subscribe to an item in an OPC-DA server. (Inherited from OpcLabs.EasyOpc.DataAccess.OperationModel.EasyDAItemChangedEventArgs)
Public PropertyDiagnostics information (such as warnings) assembled during the operation. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public PropertyCount of diagnostic information elements assembled during the operation. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public PropertyTextual summary of diagnostics information, one message per line. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public PropertyGets or sets the error ID of the error. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public PropertyGets or sets a message that describes the current exception. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public PropertyThe first line of the error message. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public PropertyGets the current exception. Contains null reference when no exception. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public PropertyA normalized OpcLabs.BaseLib.OperationModel.OperationEventArgs.Diagnostics collection. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public PropertyA normalized OpcLabs.BaseLib.OperationModel.OperationEventArgs.Exception object, or null if there was no error. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public PropertyStatus information corresponding to the contents of the event arguments. (Inherited from OpcLabs.EasyOpc.DataAccess.OperationModel.EasyDAItemChangedEventArgs)
Public PropertyGets indication whether the operation has succeeded. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public PropertyGets the current (new) DAVtq<TValue> (a typed value, timestamp and quality) of the OPC item. Null reference when System.Exception is not null.  
Public PropertyGets the current (new) OpcLabs.EasyOpc.DataAccess.DAVtq (value, timestamp and quality) of the OPC item. Null reference when System.Exception is not null. (Inherited from OpcLabs.EasyOpc.DataAccess.OperationModel.EasyDAItemChangedEventArgs)
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Public Methods
 NameDescription
Public MethodOverridden.   
Public MethodOverloaded. Determines whether the specified object is equal to the current object. (Inherited from OpcLabs.EasyOpc.DataAccess.OperationModel.EasyDAItemChangedEventArgs)
Public MethodServes as the default hash function. (Inherited from OpcLabs.EasyOpc.DataAccess.OperationModel.EasyDAItemChangedEventArgs)
Public MethodOverridden.   
Public Method (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public MethodGets the System.Type of the current instance. (Inherited from object)
Public MethodCreates a new object that is a memberwise copy of the current instance. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public Method (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public Methodstatic (Shared in Visual Basic)Converts typed event arguments to a corresponding typed result object, DAVtqResult<TValue>.  
Public MethodReturns a long string representation of the current object. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
Public MethodReturns a string that represents the current object. (Inherited from OpcLabs.EasyOpc.DataAccess.OperationModel.EasyDAItemChangedEventArgs)
Public Method (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs)
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Protected Methods
 NameDescription
Protected MethodOverridden. Infrastructure. Infrastructure.  
Protected MethodAllows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from object)
Protected MethodInfrastructure. Infrastructure. (Inherited from OpcLabs.EasyOpc.DataAccess.OperationModel.EasyDAItemChangedEventArgs)
Protected MethodInfrastructure. Infrastructure. (Inherited from OpcLabs.EasyOpc.DataAccess.OperationModel.EasyDAItemChangedEventArgs)
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Public Operators
Converts typed event arguments to a corresponding typed result object, DAVtqResult<TValue>.
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See Also

Reference

EasyDAItemChangedEventArgs<TValue> Class
OpcLabs.EasyOpc.DataAccess.Generic Namespace