[Qt-interest] Qt::AutoConnection definition change

[Thiago Macieira]

Em Segunda-feira 22 Março 2010, às 16:49:32, Cristiano Leorato escreveu:
> Beware that, in Qt documentation, the "Signals and Slots Across Threads"
> section has changed as follows:
> 
> In Qt 4.4.1:
> "With auto connections (the default), the behavior is the same as with
> direct connections if the signal is emitted in the thread where the
> receiver lives; otherwise, the behavior is that of a queued connection."
> 
> In Qt 4.6.2:
> "Auto Connection (default) The behavior is the same as the Direct
> Connection, if the emitter and receiver are in the same thread. The
> behavior is the same as the Queued Connection, if the emitter and receiver
> are in different threads."
> 
> What is the reason of this documentation change?

I think the change is wrong.

The auto connection decays to queued if the target slot is in a different 
thread, direct otherwise. It doesn't depend at all on the sender object. It 
depends only on the current thread (the emission thread) and the receiver's 
thread.

-- 
Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
  Senior Product Manager - Nokia, Qt Development Frameworks
      PGP/GPG: 0x6EF45358; fingerprint:
      E067 918B B660 DBD1 105C  966C 33F5 F005 6EF4 5358
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