EnableEvent

Syntax

LONG EnableEvent (LONG nWhich, LONG bEnable)

Description

Enables or disables the release of a specified event. Ssee also Description of the event interface.

Hinweis

Some ActiveX containers encountered problems when an event is fired in a thread other than the controls main instance. To avoid this, enable the required events by setting a value of 2 for nEnable.

The property EnableEvents can be used to enable all events at once.

Parameters

nWhich	Specifies the type of event which should be signaled.
IS_FRAME [0]	Enables or disables EventOnFrame
IS_SEQUENCE [1]	Enables or disables EventOnSequnece
IS_TRIGGER [2]	Enables or disables EventOnTrigger
IS_CAPTURE_STATUS [3]	Enables or disables EventOnTransferFailed
IS_DEVICE_RECONNECTED [4]	Enables or disables EventOnDeviceReconnected
IS_DEVICE_REMOVED [4096]	Enables or disables EventOnDeviceRemoved
IS_DEVICE_REMOVAL [4097]	Enables or disables EventOnDeviceRemoval
IS_NEW_DEVICE [4098]	Enables or disables EventOnNewDevice
bEnable	Specifies the type of event which should be signaled.
[0]	Disable the specified event
[1]	Enable the specified event
[2]	Enable the specified event; use this if you encountered problems with the above activation

Return values

IS_SUCCESS	Function executed successfully
IS_NO_SUCCESS	General error message
IS_INVALID_PARAMETER	An unsupported event was requested

Related properties

•EnableEvents

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EnableEvent