Updated: June 2010
Called by the framework to display the tool tip message associated with a button on the toolbar.
It is normally called from PreTranslateMessage.
Call it when the framework does not call it for you.
However, in certain applications, for example some ActiveX controls, these methods might not be invoked by the framework, and you will need to call FilterToolTipMessage yourself. For more information, see Methods of Creating Tool Tips.