uday kiran janaswamy wrote:
What is the Difference between an Abstract Class and an Interface in COM.
a COM interface has more constraints (or features) than an C++ abstract class, i.e. a COM interface is an abstract class: (1) having only methods. (2) having a unique global identifier. (3) exposing, at least, the methods of the IUnknown interface (QueryInterface, AddRef, Release). hope that helps
If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler. -- Alfonso the Wise, 13th Century King of Castile.