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API Reference

ITRIGMLELEMENT_AddAttributeObserver()

deprecated
Items marked as deprecated have been replaced by a more powerful, alternative feature. Deprecated interfaces include a reference to the replacement interface, which should be used for all new application development. Deprecated features are still supported for backward compatibility, but should be avoided when developing new applications.
Brew Release
Brew MP 1.0.2
See Also
None
Description
Adds a VFS observer to an attribute
Parameters
  • po
    []:
    The element to whose attribute to add the observer.
  • classId
    []:
    The class ID of the attribute to get. This should be a KTrigml*ExtensionClassId constant from an extension metadata header.
  • id
    []:
    The attribute ID of the attribute to get. This should be a KTrigml*Attr* constant from an extension metadata header.
  • ob
    []:
    VfsObserver to add to the attribute
Interface
ITRIGMLELEMENT
Prototype
   int ITRIGMLELEMENT_AddAttributeObserver(ITrigmlElement *po,
                                           AEECLSID clsid,
                                           uint16 id,
                                           VfsObserver * ob)
Return
   BREW error code
Comment
None
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