In simple terms aggregration means that the COM Component has an Internal Interface which is doing all your work though you are talking to front interface which redirects your job to its internal interface. As far as containment is correctly interpreted by me refers to the interface by which COM is exposing the rest of the interface contained inside it.

Hi Folks, Does anyone know how to capture no. of clicks on an Image drawn through an IPicture Interface in an ATL Project. Also is it possible to redirect to a website when a user clicks on the Image. Thx a lot. Vesel