Called by the framework to retrieve the full path of the WinHelp file associated with the specified object and the identifier of the appropriate topic within that file.
Address of a BSTR that receives the full path of the WinHelp file associated with the specified object, if any.
Specifies whether the Help topic to be retrieved is that of the object or one of the object's child elements. This parameter can be either CHILDID_SELF (to obtain a Help topic for the object) or a child ID (to obtain a Help topic for one of the object's child elements).
Identifies the Help file topic associated with the specified object. See pidTopic in IAccessible::get_accHelpTopic in the Platform SDK.
This function is part of MFC'ssupport.
Override this function in your CWnd-derived class to provide help information about your object.
For more information, seeIAccessible::get_accHelpTopic in the Platform SDK.