VirtualColumnProducer.GetCacheKeyTriggerCore Method

VirtualColumnProducer GetCacheKeyTriggerCore Method

TIBCO Spotfire 6.0 API Reference

Override this method to provide a trigger that fires when the settings in the producer changes so that a result value returned for a given VirtualValueRequest changes.

Namespace: Spotfire.Dxp.Data.VirtualColumns
Assembly: Spotfire.Dxp.Data (in Spotfire.Dxp.Data.dll) Version: 13.19.7018.3940 (13.19.7018.3940)

Syntax

C++

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protected virtual Trigger GetCacheKeyTriggerCore()

protected virtual Trigger GetCacheKeyTriggerCore()

Return Value

Type: Trigger
The trigger.

Remarks

The default implementation returns a trigger that never fires. The trigger returned will be combined with triggers that fire when the inputs change.