On 07/29 07:17, Mart Raudsepp wrote:
> Ühel kenal päeval, L, 29.07.2017 kell 13:20, kirjutas tu...@posteo.de:
> > The task is already accomplished :) with a mixture of WM-based
> > hotkey definitions and a delayed commandline utility (main,scrot,
> > imagemagick).
> > Addtionally I dont think that my X11 uses framebuffer (not shure
> > about that, though)...
> 
> Those tools work by using an inherent X11 security hole by reading out
> the root window, it's not relevant to framebuffer in the kernel sense.
> 
> Note that you can't use a global shortcut key in X11 while a typical
> right click context menu is open, because these take a X11 grab and
> even screen lock can't activate.. Then only the delay approach will
> work (if desired then together with a shortcut if the shortcut key is
> hit before opening the context menu). Fortunately in this case you only
> wanted a dropdown in firefox, which isn't implemented like that.
> This popup menu problem is solved with Wayland (most importantly the
> not screenlocking aspect of it), but so is the root window security
> hole, so the compositor/WM needs to take the screenshot and tools like
> import/scrot won't work.
> 

Hi Mart,

THAT is interesting, thanks a lot...didn't know that.
On the other hand "security holes" make me nervous somehow...

Cheers
Meino




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