Re: [gentoo-user] Re: Can't paste from selection in gtk-3 apps

["J. Roeleveld" <joost@antarean.org>]

On Friday 18 September 2015 14:44:20 Grant Edwards wrote:
> On 2015-09-18, J. Roeleveld <joost@antarean.org> wrote:
> >> There's a few reasons you might want more than one screen. Primary one
> >> is two heads and two video cards with different resolutions and dpi.
> >> Xinerama and big desktop et al will use the lower setting for both.
> > 
> > Actually, this desktop has xinerama enabled in USE-flags. IOW, I'm
> > assuming I am using Xinerama on here. I can change the resolution of
> > either screen and it all still works. (apart from the weird look of
> > windows on the other screen)
> 
> But can you set DPI independenty for the two monitors?  I'm guessing
> not, since you mention the "weird look of windows" -- that's probably
> due to use of the wrong DPI on one of the monitors.  With multiple
> screens, you _can_ set DPI correctly for two different monitors.
> 
> >> Some folk have 2 screens just because they've always done it that way
> >> for years and don't want to change
> >> 
> >> These days the usual case is one video card with more than one output
> >> so you connect identical monitors to each. For that, one big desktop
> >> makes sense.
> > 
> > Same with laptops, all laptops I've used in the past 5 years all had
> > the option to add a 2nd display and use that. Even with differing
> > resolutions, it works the same way. Plug it in, change the setting if
> > necessary (kdesettings does a good job with that) and I have 2
> > screens where i can move windows back and forth. It's great for
> > presentations. Can open a text-file with the passwords on the laptop
> > screen and copy/paste them from there onto the big screen everyone
> > else sees.
> 
> Except for the "moving windows back and forth" it works the same with
> dual screens except you can properly set DPI for both of them.

Not with the kdesettings.
I tend to always use the native resolution of the screens.

> There is one other disadvantage of having multiple screens that I
> forgot to mention.  Apart from the gtk-3 selection brokenness, there
> are some buggy X apps which just plain refuse to run on multiple
> screens simultaneously (Firefix is one).  They were apparently written
> by MS-Windows programmers based on the assumption that a computer is
> always used by exactly one person to run exactly one program on
> exactly on screen.  Most other X apps are properly written and support
> multiple screens just fine.

I'll test without "xinerama" in the near future and let you know.
(requires a rebuild of a lot of stuff...)

--
Joost