Bug#874054: [Development] Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-05 Thread Samuel Thibault
Hello, It seems my mails don't reach the developm...@qt-project.org mailing list. Could somebody who got them forward them to it? Frederik Gladhorn, on mar. 05 sept. 2017 10:32:43 +0200, wrote: > And then Allan is right, by setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON you ask > for it. All the stuff

Bug#874054: [Development] Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-05 Thread Frederik Gladhorn
I'm a bit split here, let's try to find some middle ground :) I do think that we should always run with accessibility enabled and we don't do that for a reason. One thing to fix for linux accessibility is listening to the change signal on for a11y being enabled or not. If I recall correctly list

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Samuel Thibault
Lisandro Damián Nicanor Pérez Meyer, on dim. 03 sept. 2017 19:08:38 -0300, wrote: > So you mean that something changed between 5.7 and 5.9? It seems so. Samuel

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Lisandro Damián Nicanor Pérez Meyer
El 3 sep. 2017 4:39 p.m., "Samuel Thibault" escribió: Samuel Thibault, on dim. 03 sept. 2017 21:17:12 +0200, wrote: > I have checked with a vanilla reinstall of Debian 9, using the Mate > desktop, and Qt 5.7.1. > > When QT_LINUX_ACCESSIBILITY_ALWAYS_ON is not set, I don't see Qt > applications in

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Samuel Thibault
Control: clone -1 -2 Control: reassign -2 at-spi2-core Control: retitle -2 Should not set QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 any more Control: found -1 5.7.1+dfsg-3+b1 Control: done -1 5.9.1+dfsg-9 Samuel

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Samuel Thibault
Samuel Thibault, on dim. 03 sept. 2017 21:17:12 +0200, wrote: > I have checked with a vanilla reinstall of Debian 9, using the Mate > desktop, and Qt 5.7.1. > > When QT_LINUX_ACCESSIBILITY_ALWAYS_ON is not set, I don't see Qt > applications in accerciser, only the Mate applications. If I set > QT_

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Samuel Thibault
Samuel Thibault, on dim. 03 sept. 2017 20:23:30 +0200, wrote: > Allan Sandfeld Jensen, on dim. 03 sept. 2017 20:19:31 +0200, wrote: > > On Sonntag, 3. September 2017 19:57:55 CEST Samuel Thibault wrote: > > > Allan Sandfeld Jensen, on dim. 03 sept. 2017 19:13:38 +0200, wrote: > > > > > > That's Qt

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Allan Sandfeld Jensen
On Sonntag, 3. September 2017 19:57:55 CEST Samuel Thibault wrote: > Allan Sandfeld Jensen, on dim. 03 sept. 2017 19:13:38 +0200, wrote: > > That's Qt's fault for not taking care of EventListenerRegistered > signals to determine whether someone is listening. > So it is Qt's fault that is doing wh

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Samuel Thibault
Allan Sandfeld Jensen, on dim. 03 sept. 2017 20:31:58 +0200, wrote: > Note, the case where I saw the largest performance impact was not moving > the cursor, it was self-modifying web-content, it would send every text > change > in the active focus. [...] > But it is what Chrome would send on mac

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Allan Sandfeld Jensen
On Sonntag, 3. September 2017 20:23:30 CEST Samuel Thibault wrote: > Allan Sandfeld Jensen, on dim. 03 sept. 2017 20:19:31 +0200, wrote: > > On Sonntag, 3. September 2017 19:57:55 CEST Samuel Thibault wrote: > > > Allan Sandfeld Jensen, on dim. 03 sept. 2017 19:13:38 +0200, wrote: > > > > > > That

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Samuel Thibault
Allan Sandfeld Jensen, on dim. 03 sept. 2017 20:19:31 +0200, wrote: > On Sonntag, 3. September 2017 19:57:55 CEST Samuel Thibault wrote: > > Allan Sandfeld Jensen, on dim. 03 sept. 2017 19:13:38 +0200, wrote: > > > > That's Qt's fault for not taking care of EventListenerRegistered > > signals to d

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Samuel Thibault
Allan Sandfeld Jensen, on dim. 03 sept. 2017 19:13:38 +0200, wrote: > On Sonntag, 3. September 2017 18:15:15 CEST Samuel Thibault wrote: > > On the long run, it really should. Just hiding issues is not the way > > forward :) > > > > Also, note that if the performance is so bad, it means something

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Allan Sandfeld Jensen
On Sonntag, 3. September 2017 18:15:15 CEST Samuel Thibault wrote: > On the long run, it really should. Just hiding issues is not the way > forward :) > > Also, note that if the performance is so bad, it means something *needs* > to be fixed, otherwise blind users will get the bad performance, an

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-03 Thread Samuel Thibault
Control: reassign -1 libqt5core5a Control: retitle -1 Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, qt accessibility should not always send all messages Hello, Lisandro Damián Nicanor Pérez Meyer, on sam. 02 sept. 2017 11:02:15 -0300, wrote: > According to

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-02 Thread Lisandro Damián Nicanor Pérez Meyer
On 2 September 2017 at 12:11, Alex ARNAUD wrote: > Le 02/09/2017 à 16:28, Lisandro Damián Nicanor Pérez Meyer a écrit : >> >> I'm really open to suggestions. at-spi2-core is being installed by default >> on >> standard installations, so we are inflicting a huge performance drawback >> to >> most o

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-02 Thread Alex ARNAUD
Le 02/09/2017 à 16:28, Lisandro Damián Nicanor Pérez Meyer a écrit : I'm really open to suggestions. at-spi2-core is being installed by default on standard installations, so we are inflicting a huge performance drawback to most of our users. On the other hand people needing a11y really need to ge

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-02 Thread Lisandro Damián Nicanor Pérez Meyer
On sábado, 2 de septiembre de 2017 16:18:16 -03 Sebastian Humenda wrote: > Hi > > Lisandro Damián Nicanor Pérez Meyer schrieb am 02.09.2017, 11:02 -0300: > >According to [upstream] setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a > >huge negative performace impact on Qt, so it should not be enable

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-02 Thread Sebastian Humenda
Hi Lisandro Damián Nicanor Pérez Meyer schrieb am 02.09.2017, 11:02 -0300: >According to [upstream] setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a >huge negative performace impact on Qt, so it should not be enabled by >default. And, if I understand correctly, this is the current behavior. > >Ups

Bug#874054: Setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performance impact, should not be always on

2017-09-02 Thread Lisandro Damián Nicanor Pérez Meyer
Package: at-spi2-core Version: 2.24.1-2 Severity: important According to [upstream] setting QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1 has a huge negative performace impact on Qt, so it should not be enabled by default. And, if I understand correctly, this is the current behavior. Upstream suggested that