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On 2016-11-06 14:34, yaqu wrote:
> Hello,
> 
> When I work on laptop with lid closed and external monitor connected,
> and when I suspend Qubes, reconnect it to another docking station with
> different monitor, and wake it up, then screen on external monitor has
> old resolution, not matching resolution of currently connected monitor.
> 
> Is it possible to force (or politely convince) xfce4 to autodetect
> resolution after wake up from suspend? Just like it used to work on KDE?
> 
> As a workaround I use custom script in /usr/lib/systemd/system-sleep/
> that executes on wake up:
> 
> xrandr --output HDMI1 --auto --output HDMI2 --auto
> 
> It works, but maybe there is a better solution?
> 

Thanks for the report. Tracking:

https://github.com/QubesOS/qubes-issues/issues/2420

> And there is a second issue with changing screen resolution. When I
> change resolution from lower to higher, some icons in tray at the
> bottom of the screen are not accessible - no tooltip on hoover, no
> response to click. It looks like only icons of appVM apps are affected
> (NetworkManager, Psi, Remmina, KeePass...), and icons of dom0 apps work
> correctly (volume control, power manager, qubes manager). Tray needs to
> be on bottom of screen, of course.
> 
> I have found out that to make these icons work again, I have to switch
> on or off any of connected displays.
> 
> This issue can be reproduced even without external monitors. Assuming
> laptop's LCD is on LVDS1, one needs to switch it to some low resolution
> and then back to default:
> 
> [user@dom0 ~]$ xrandr --output LVDS1 --mode "800x600"; sleep 3; xrandr
> --output LVDS1 --auto
> 
> Now icons are not accessible. To fix it one needs to turn LCD off and
> on:
> 
> [user@dom0 ~]$ xrandr --output LVDS1 --off; xrandr --output LVDS1 --auto
> 
> 
> BTW now as I tested it, it looks that not only tray icons are not
> accessible. The bottom half of the screen is not clickable for appVM
> applications.
> 
> Regards,
> 

Thanks. Tracking:

https://github.com/QubesOS/qubes-issues/issues/2421

For now, please try using the qubes-monitor-layout-notify tool as described in 
the comments on this issue:

https://github.com/QubesOS/qubes-issues/issues/1599

- -- 
Andrew David Wong (Axon)
Community Manager, Qubes OS
https://www.qubes-os.org
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