OPC Labs EasyOPC “Classic” Components Library
EasyAEClient Object Members
Overview 
OpcLabs_EasyOpcClassicComponents ActiveX DLL : EasyAEClient Object
Public Methods
Acknowledges a condition in the Event Server. Uses server descriptor for specifying the OPC server. Pass in acknowledger ID and comment.

 

DISPID (Dispatch ID):

 

For more information, see AcknowledgeCondition in .NET Reference.

 

DISPID (Dispatch ID):

 

For more information, see add_Disposed in .NET Reference.

Browses the specified area for child areas. Uses computer name and server class for specifying the OPC server. A parent area is passed in. No filtering.

 

DISPID (Dispatch ID):

 

For more information, see BrowseAreas in .NET Reference.

Browses the specified area (or root) in OPC server's process area space, and returns information about child nodes (areas or sources) found.

 

DISPID (Dispatch ID):

 

For more information, see BrowseNodes in .NET Reference.

Browses the specified computer and returns information about OPC (Alarms and Events) servers found.

 

DISPID (Dispatch ID):

 

For more information, see BrowseServers in .NET Reference.

Browses the specified area for child sources. Uses computer name and server class for specifying the OPC server. A parent area is passed in. No filtering.

 

DISPID (Dispatch ID):

 

For more information, see BrowseSources in .NET Reference.

Changes parameters of an event subscription. Specify new notification rate, subscription filter object, and an "active" flag.

 

DISPID (Dispatch ID):

 

For more information, see ChangeEventSubscription in .NET Reference.

Creates a new object that is a copy of the current instance.

 

DISPID (Dispatch ID):

 

For more information, see Clone in .NET Reference.

 

DISPID (Dispatch ID):

 

For more information, see Dispose in .NET Reference.

Determines whether the specified object is equal to the current object.

 

DISPID (Dispatch ID):

 

For more information, see Equals in .NET Reference.

Returns the current state information for the condition instance corresponding to the source and condition name, passing in a server descriptor. Also allows to retrieve specified event attributes using an array.

 

DISPID (Dispatch ID):

 

For more information, see GetConditionState in .NET Reference.

Returns the current state information for the condition instance corresponding to the source and condition name, passing in a server descriptor. Also allows to retrieve specified event attributes using a list.

 

DISPID (Dispatch ID):

 

For more information, see OpcLabs.EasyOpc.AlarmsAndEvents.ComTypes._EasyAEClient.GetConditionStateList in .NET Reference.

Obtains parameters of specified events subscription.

 

DISPID (Dispatch ID):

 

For more information, see GetEventsSubscriptionArguments in .NET Reference.

Returns a hash code for the current object.

 

DISPID (Dispatch ID):

 

For more information, see GetHashCode in .NET Reference.

 

DISPID (Dispatch ID):

 

For more information, see GetObjectData in .NET Reference.

Gets the service object of the specified type.

 

DISPID (Dispatch ID):

 

For more information, see GetService in .NET Reference.

Gets the service object of the specified type, given by type name.

 

DISPID (Dispatch ID):

 

For more information, see GetServiceByName in .NET Reference.

Gets the Type of the current instance.

 

DISPID (Dispatch ID):

 

For more information, see GetType in .NET Reference.

Determines whether the given event subscription handle is known to this client.

 

DISPID (Dispatch ID):

 

For more information, see IsKnownEventsSubscriptionHandle in .NET Reference.

Attempts to pull multiple OPC events subscribed to by the SubscribeEvents method, returning an array. Returns refresh or standard event notifications.

 

DISPID (Dispatch ID):

 

For more information, see PullMultipleNotifications in .NET Reference.

Attempts to pull an OPC event subscribed to by the SubscribeEvents method. Returns refresh or standard event notifications.

 

DISPID (Dispatch ID):

 

For more information, see PullNotification in .NET Reference.

Attempts to pull multiple OPC events subscribed to by the SubscribeEvents method, returning a list. Returns refresh or standard event notifications.

 

DISPID (Dispatch ID):

 

For more information, see OpcLabs.EasyOpc.AlarmsAndEvents.ComTypes._EasyAEClient.PullNotificationList in .NET Reference.

Finds out events categories supported by the server. Server descriptor is used for specifying the OPC server. Queries event categories for given event types.

 

DISPID (Dispatch ID):

 

For more information, see QueryEventCategories in .NET Reference.

Finds out event conditions associated with the specified source name. Uses server descriptor for specifying the OPC server.

 

DISPID (Dispatch ID):

 

For more information, see QuerySourceConditions in .NET Reference.

Force a refresh for all active conditions and inactive, unacknowledged conditions whose event notifications match the filter of the event subscription.

 

DISPID (Dispatch ID):

 

For more information, see RefreshEventSubscription in .NET Reference.

 

DISPID (Dispatch ID):

 

For more information, see remove_Disposed in .NET Reference.

Sets the object properties back to their defaults.

 

DISPID (Dispatch ID):

 

For more information, see Reset in .NET Reference.

Subscribe to OPC events. Specify server descriptor and subscription parameters objects, "refresh when active" flag, and a callback method.

 

DISPID (Dispatch ID):

 

For more information, see SubscribeEvents in .NET Reference.

Unsubscribe from changes of all OPC events.

 

DISPID (Dispatch ID):

 

For more information, see UnsubscribeAllEvents in .NET Reference.

Unsubscribe from particular OPC event notifications.

 

DISPID (Dispatch ID):

 

For more information, see UnsubscribeEvents in .NET Reference.

Determines whether this instance has the same value as a given other instance.

 

DISPID (Dispatch ID):

 

For more information, see ValueEquals in .NET Reference.

Public Properties
The alias provider to be used for resolving aliases by this component.

 

DISPID (Dispatch ID):

 

For more information, see AliasProvider in .NET Reference.

Capacity of the callback queue.

 

DISPID (Dispatch ID):

 

For more information, see CallbackQueueCapacity in .NET Reference.

The idle time before the internal thread executing the queued callbacks is stopped.

 

DISPID (Dispatch ID):

 

For more information, see CallbackQueueIdleTimeToSleep in .NET Reference.

Can be used to distinguish otherwise equal widgets.

 

DISPID (Dispatch ID):

 

For more information, see CustomReference in .NET Reference.

The display string for the current object.

 

DISPID (Dispatch ID): 0

 

For more information, see ToString in .NET Reference.

Contains parameters that influence the behavior of just this instance of the component.

 

DISPID (Dispatch ID):

 

For more information, see InstanceParameters in .NET Reference.

Specifies that you wish that the EasyAEClient object instance works with an "isolated" connection to the OPC server, i.e. one that is not shared with other instances.

 

DISPID (Dispatch ID):

 

For more information, see Isolated in .NET Reference.

Contains parameters that influence the behavior of the component when it is isolated.

 

DISPID (Dispatch ID):

 

For more information, see IsolatedParameters in .NET Reference.

Provides dictionary of license data fields and their values.

 

DISPID (Dispatch ID):

 

For more information, see LicenseInfo in .NET Reference.

Capacity of the event pull queue for notifications.

 

DISPID (Dispatch ID):

 

For more information, see PullNotificationQueueCapacity in .NET Reference.

Determines whether the component will deliver all callbacks in a queued manner.

 

DISPID (Dispatch ID):

 

For more information, see QueueCallbacks in .NET Reference.

 

DISPID (Dispatch ID):

 

For more information, see Site in .NET Reference.

Gets the OPC technologies supported.

 

DISPID (Dispatch ID):

 

For more information, see SupportedTechnologies in .NET Reference.

Returns a string that represents the current object.

 

DISPID (Dispatch ID):

 

For more information, see ToString in .NET Reference.

Events
Raised when a failure in the eventing infrastructure occurs.
Raised for every OPC event subscribed to by the SubscribeEvents method. This method can be called whether this is a refresh or standard event notification.
See Also

EasyAEClient Object