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SoundComposer.ItemIsEnabled method

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Obtains the enabled status of an item during composition of the audio stream previously created through the SoundComposer.SessionInit method. You can enable or disable a specific item through the SoundComposer.ItemEnable method.


For further details about sound composing see the the SoundComposer object and the How to compose a sound tutorial.





[Visual Basic]

control.SoundComposer.ItemIsEnabled (

nUniqueId as Long

ByRef bEnable as enumBoolean

) as enumErrorCodes



short control.SoundComposer.ItemIsEnabled (

long *nUniqueId,

long *bEnable








The unique identifier of the element previously returned by the call to one of the following methods:

- SoundComposer.ItemDtmfStringAdd for DTMF items.

- SoundComposer.ItemNoiseAdd for noise tone items.

- SoundComposer.ItemSlidingWaveToneAdd for sliding wave tone items.

- SoundComposer.ItemSoundFileAdd, SoundComposer.ItemSoundFileMemoryAdd, SoundComposer.ItemSoundFileRawAdd, SoundComposer.ItemSoundFileMemoryRawAdd, SoundComposer.ItemSoundFileFromEditorAdd,and SoundComposer.ItemSoundFileFromRecorderAdd for sound file items

- SoundComposer.ItemWaveToneAdd for wave tone items.

- SoundComposer.ItemSpeechFromStringAdd and SoundComposer.ItemSpeechFromFileAdd for text to speech items.


Reference that, on return from the method call, will contain the boolean value indicating if the item is enabled or disabled.

Supported values are the following:

Mnemonic Value



Item is disabled

BOOL_TRUE (default)

Item is enabled




Return value






Negative value

An error occurred, check the LastError property value in order to get the error code

enumErrorCodes.ERR_NOERROR (0)

The method call was successful