Re:Why did Apple's Copland fail when so many 90s OS succeed,...
by atombender on Friday December 07, 2018 @11:33AM
(#18629038)
"They all died except COM".
And I would argue they CFPlugin is only really inspired by COM, it's not the real thing. It's just IUnknown and the same class layout:
> The CFPlugIn model is compatible with the basics of Microsoft's COM architecture. What this means is that CFPlugIn Interfaces are laid out according to the COM guidelines and that all Interfaces must inherit from COM's IUnknown Interface. These are the only things that CFPlugIn shares with COM. Other COM concepts such as the IClassFactory Interface, aggregation, out-of-process servers, the Windows registry, etc... are not mapped.
And I would argue they CFPlugin is only really inspired by COM, it's not the real thing. It's just IUnknown and the same class layout:
> The CFPlugIn model is compatible with the basics of Microsoft's COM architecture. What this means is that CFPlugIn Interfaces are laid out according to the COM guidelines and that all Interfaces must inherit from COM's IUnknown Interface. These are the only things that CFPlugIn shares with COM. Other COM concepts such as the IClassFactory Interface, aggregation, out-of-process servers, the Windows registry, etc... are not mapped.
http://mirror.informatimago.com/next/developer.apple.com/doc...