PropertiesChanged signal

Thiago Macieira thiago at
Fri May 7 12:53:33 PDT 2010

Em Sexta-feira 7. Maio 2010, às 19.06.16, David Zeuthen escreveu:
> Many people have asked for a generic mechanism to convey that one or
> more properties has changed on an object so they don't have to roll
> their own signals for this. Attached is a spec patch to define such a
> mechanism. Some notes
>  - this new signal is optional
>  - even if implemented, a service may opt to avoid using it for huge
> properties (e.g. probably want to avoid using it on a a 300 element
> a{i{tt}ss} property called ChatRoomParticipants)

I will not implement this property in QtDBus unless there's a subscribe method 
to trigger the emission of the signal. Anything else is wasteful.

Thiago Macieira - thiago (AT) - thiago (AT)
  Senior Product Manager - Nokia, Qt Development Frameworks
      PGP/GPG: 0x6EF45358; fingerprint:
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