[QGIS-Developer] connecting to QgsNetworkAccessManagers signals

[Nyall Dawson]

On Fri, 18 Jan 2019 at 21:19, Richard Duivenvoorde <rdmailings at duif.net> wrote:
>
> On 1/18/19 12:13 PM, Alessandro Pasotti wrote:
>
> > I didn't look at the code but maybe it's because the NAM instance is
> > per-thread and WMS/WFS downloaders run within threads.
>
> Yeah, that is what I'm afraid of...
> I just do QgsNetworkAccessManager.instance() which get's it from current
> thread.
>
> And (from what I understand) most providers do not keep an handle to
> some NAM :-(
>
> There is no way to QgsNetworkAccessManager what instances are running in
> different threads?

It'd need to be a change made in the core code -- the signals from the
background threads would need to be "bubbled up" to the main thread
instance of the manager.

Nyall

>
> Richard
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