wallpapers on lock screen

[Martin Gräßlin]

On Monday 13 October 2014 17:29:55 Eike Hein wrote:
> On 13.10.2014 17:23, Marco Martin wrote:
> > yes, in the case of slideshow or other weird custom animated backgrounds
> > can still somewhat be synced, but only so far
> 
> An implementation alternative would be what Mac OS X does, maybe:
> OS X used to have a lock screen with a generic wallpaper, but as
> of Mountain Lion it uses whatever was on the background at the
> time the screen gets locked.
> 
> On Qt 5.4 we could:
> 
> - Dump whatever the QQuickItem containing the wallpaper currently
>    shows into a temp file (there's convenient API now for dumping
>    QQuickItems into offscreen buffers).
> 
> - Use it in the lockscreen if the option is enabled.
> 
> That would bypass the syncing problem entirely and simply give us
> a static shot of the background at lock time.

please keep in mind that screens might get added while the screen is locked.

Cheers
Martin
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