[Interest] Signal and Slot mechansim in Qt4.8.x

Bo Thorsen bo at vikingsoft.eu
Fri Aug 8 10:51:31 CEST 2014


The order of the slots execution is undefined. You can not rely on it.


Den 08-08-2014 10:39, Ramakanthreddy Kesireddy skrev:
> Hi,
> I got a usecase where I had implemented in Qt4.8.x app on the assumption
> that slots execute one after another in the order they are connected.
> HMI response is slow when continuous data is pumped into my application
> from other device.
> Though we maintain separate threads(threads implementation being derived
> from Qthread) for reading from the ports and writing onto temporary
> buffers, HMI is still slow to respond while view switching.
> If multiple signals are emitted once, I would like to know if framework
> would take care of slots execution in parallel or in sequential order.

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