[Kde-pim] Re: Extracting some code from KMail into a lib

[Andras Mantia]

Hi,

Ingo Klöcker wrote:

> A cleaner solution would be a pure interface IMailCommon and a Registry
> singleton where, at application start, a concrete implementation of
> IMailCommon is registered and from which the interface can be retrieved,
> i.e. something like

I followed your suggestion and went on with the singleton + interface(s).
Unfortunately using smart pointers made it crash at exit, and so far I 
couldn't find the reason, so there is no smart pointers used.
 I added warning documentation about who owns the pointers and also about 
multi-threaded usage.

Andras
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