X2Go Bug report logs - #872
Turn xinerama.conf file related code inside X2Go Client into legacy code (for NX agents << 3.6)

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Package: x2goclient; Maintainer for x2goclient is X2Go Developers <x2go-dev@lists.x2go.org>; Source for x2goclient is src:x2goclient.

Reported by: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>

Date: Fri, 15 May 2015 12:00:01 UTC

Severity: important

Found in version 4.0.4.0

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Subject: Bug#872: [X2Go-Dev] Bug#872: Bug#872: Bug#872: Turn xinerama.conf file related code inside X2Go Client into legacy code (for NX agents << 3.6)
Reply-To: Oleksandr Shneyder <o.shneyder@phoca-gmbh.de>, 872@bugs.x2go.org
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Message-ID: <555AFA2D.9040307@phoca-gmbh.de>
Date: Tue, 19 May 2015 10:54:05 +0200
From: Oleksandr Shneyder <o.shneyder@phoca-gmbh.de>
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To: Ulrich Sibiller <uli42@gmx.de>, 872 <872@bugs.x2go.org>
References: <20150515115912.Horde.GtfqM24QvRXo7Sd2CZWsHw1@mail.das-netzwerkteam.de> <55583925.1040206@phoca-gmbh.de> <20150518084055.Horde.mlraxHD7gXZTq0IPaU98Eg1@mail.das-netzwerkteam.de> <5559AF7A.9070803@phoca-gmbh.de> <CANVnVYJOtianqJR3jOx2TTne0-0xcg4AN7FcLYxQ0V0iMM1cqg@mail.gmail.com> <5559EBF8.5090900@phoca-gmbh.de> <CANVnVY+DLhZuxtFDEwyUrAtaLLYV1+UkxejjpFeBint1GJ-69A@mail.gmail.com> <555AEFD2.2020807@phoca-gmbh.de> <CANVnVYJkOWBG3em2LFDbbBkKR4n_DuHmFLVnUS577ySSBPTLRw@mail.gmail.com>
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[Message part 1 (text/plain, inline)]
Yes, It was exactly the problem, the different WM didn't update the
configuration without resizing.

Am 19.05.2015 um 10:50 schrieb Ulrich Sibiller:
> On Tue, May 19, 2015 at 10:09 AM, Oleksandr Shneyder
> <o.shneyder@phoca-gmbh.de> wrote:
>> Imagine that you have agent window in the middle of two screens. Window
>> size is 1024x768. You current displays configuration in that case is:
>> left-512x768, right-512x768. Imagine, that you moved your window 100 px
>> left. Now your displays configuration is: left-612x768, right-412x768.
>> But from the view of x2goagent nothing is changed, agent has no idea
>> about the display geometry on the client side. This is why client
>> updating xinerama.conf and resizing a window to apply new settings. I
>> hope it's understandable.
> 
> 
> Yes, it is understandable. But this only relevant for xinerama
> information. And that information is coming from the config file
> (which is correctly updated in this case by x2goclient). So I still do
> not see why x2goagent needs to be triggered in any way. If a software
> needs to know the xinerama setup it issues a XineramaQueryScreens()
> request. This is intercepted by the libNX_xinerama.so and answered
> with the information from the config file. The x2goagent does not even
> see this request and thus does noot need to be updated. The only
> problem that your code solves might be the window manager in the
> session that caches xinerama information.
> 
> Do you have a use case that does not work without the resize?
> 
> Uli
> 


-- 
-----------------------------------------------------------
Oleksandr Shneyder        | Email: o.shneyder@phoca-gmbh.de
phoca GmbH                | Tel. : 0911 - 14870374 0
Ludwig-Feuerbach-str. 18  | Fax. : 0911 - 14870374 9
D-90489 Nürnberg          | Mobil: 0163 - 49 64 461

Geschäftsführung:
Dipl.-Inf. Oleksandr Shneyder

Amtsgericht München | http://www.phoca-gmbh.de
HRB 196 658         | http://www.x2go.org
USt-IdNr.: DE281977973
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