This is retired content. This content is outdated and is no longer being maintained. It is provided as a courtesy for individuals who are still using these technologies. This content may contain URLs that were valid when originally published, but now link to sites or pages that no longer exist.
A version of this page is also available for

The following table shows the common control message, with a description of its purpose.

Programming element Description


This message informs the parent window of a control that an event has occurred in the control or that the control requires some kind of information.

See Also