Re: Multimonitor support

[Sergii Stoian]

> On Feb 8, 2020, at 16:20, Riccardo Mottola <address@hidden> wrote:
> 
> Hi Fred!
> 
> On 03/02/2020 21:15, Fred Kiefer wrote:
>> Sergii has written a great patch that will tremendously improve support for 
>> multiple monitors in GNUstep by using the XRandR extension. There is a 
>> downside to it though, this patch will also remove any multi screen support 
>> that was there before without XRandR. So if you have a multi monitor setup 
>> and your system won’t support XRandR we would like to hear from you and try 
>> to find a solution that is acceptable for all sides. I hope that there is 
>> nobody in this specific situation but it seems easier to ask in advance than 
>> to fix it later.
> 
> 
> Sounds great.
> 
> First question - this refers only to X11, right? Multi-Monitor support (or 
> lack of) under windows are unaffected?

Yes, it’s relevant only to the X11.

> Second question - what was there "before" which would stop working, so which 
> multi-monitor support is "left out" ? A setup to test it.

Old code supports multiple monitors in pre-XRandR fashion (static, see my 
previous mail). Current implementation support dynamic change of monitors 
parameters and layout.

> Currently I use GNUstep and multi-monitor only in a setup with a Laptop + 
> external screen, which means usually a relatively recent OS. Randr 1.2 has 
> been around almost 10 years. If we don't require more modern features, I 
> probably won't hit these limits. A laptop without xrandr is hard to sue, 
> since only with it the external monitor can be dynamically added/removed.
> 
> My more "esoteric" machines are single-monitor setups. Solaris 7 with two 
> Monitors would be a setup? I don't have setups like that.
> 
> 
> Riccardo
> 

Sergii