Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-19 Thread Thiago Macieira
On Friday, 19 June 2020 04:49:34 PDT Roland Hughes wrote: > Considering they ported many existing apps to Qt at the very beginning, > the set of things abandoned would be everything. > > Interesting how history gets rewritten though. You do realise I was there, right? My first version of KDE was

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-19 Thread Kai Köhne
> -Ursprüngliche Nachricht- > Von: Interest Im Auftrag von Roland > Hughes > Gesendet: Freitag, 19. Juni 2020 13:50 > An: interest@qt-project.org; Thiago Macieira > Betreff: Re: [Interest] [Development] Windows 7 support will be dropped in Qt > 6 > > &

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-19 Thread Roland Hughes
On 6/19/20 5:00 AM, Thiago Macieira wrote: Keep in mind KDE abandoned other things to choose Qt when Trolltech was around. Considering there was no KDE prior to Qt, the set of things abandoned to choose Qt is zero. Considering they ported many existing apps to Qt at the very beginning, the

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-18 Thread Thiago Macieira
On Thursday, 18 June 2020 14:16:09 PDT Roland Hughes wrote: > Keep in mind KDE abandoned other things to choose Qt when Trolltech was > around. Considering there was no KDE prior to Qt, the set of things abandoned to choose Qt is zero. -- Thiago Macieira - thiago.macieira (AT) intel.com

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-18 Thread Roland Hughes
On 6/18/20 3:48 PM, Christoph Feck wrote: We are all just waiting on KDE to pull the trigger and tell us what library(ies) will be used in the post-Qt world. The current licensing and royalty situation make Qt unusable going forward. There is no post-Qt world from the KDE point of view. It is

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-18 Thread Thiago Macieira
On Thursday, 18 June 2020 12:09:52 PDT Roland Hughes wrote: > We need KDE (and many of those people watch this list) to publicly > announce its decision well before Qt 6 comes out so we can all be well > on the way porting before the end of Qt 5. Now is the obvious time for a > complete and clean

Re: [Interest] [Development] Windows 7 support will be, dropped in Qt 6

2020-06-18 Thread Christoph Feck
On 06/18/20 19:27, Roland Hughes wrote: We are all just waiting on KDE to pull the trigger and tell us what library(ies) will be used in the post-Qt world. The current licensing and royalty situation make Qt unusable going forward. There is no post-Qt world from the KDE point of view. It is

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-18 Thread Roland Hughes
On 6/18/20 1:42 PM, Giuseppe D'Angelo wrote: I've refrained from commenting in so far, but I think we're now passing the threshold... could we please, everyone, STAY ON TOPIC on this mailing list? We currently are on topic. qt-interest. Yet another ill-informed decision on the direction of

Re: [Interest] [Development] Windows 7 support will be, dropped in Qt 6

2020-06-18 Thread Jérôme Godbout
and just crank up the specs of the hardware (this is often cheaper and make more sense business wise). -Original Message- From: Interest On Behalf Of Roland Hughes Sent: June 18, 2020 1:27 PM To: Matthew Woehlke ; interest@qt-project.org Subject: Re: [Interest] [Development] Windows 7 supp

Re: [Interest] [Development] Windows 7 support will be, dropped in Qt 6

2020-06-18 Thread Roland Hughes
On 6/18/20 11:17 AM, Matthew Woehlke wrote: On 18/06/2020 11.11, Roland Hughes wrote: Could someone from such a background learn enough C syntax to write a student C program like this one? [example program elided] Maybe. To the point various others are making, just because someone hasn't

Re: [Interest] [Development] Windows 7 support will be, dropped in Qt 6

2020-06-18 Thread Giuseppe D'Angelo via Interest
I've refrained from commenting in so far, but I think we're now passing the threshold... could we please, everyone, STAY ON TOPIC on this mailing list? Thank you, -- Giuseppe D'Angelo | giuseppe.dang...@kdab.com | Senior Software Engineer KDAB (France) S.A.S., a KDAB Group company Tel. France

Re: [Interest] [Development] Windows 7 support will be, dropped in Qt 6

2020-06-18 Thread Matthew Woehlke
On 18/06/2020 11.11, Roland Hughes wrote: Could someone from such a background learn enough C syntax to write a student C program like this one? [example program elided] Maybe. To the point various others are making, just because someone hasn't learned the fundamentals doesn't mean they're

Re: [Interest] [Development] Windows 7 support will be, dropped in Qt 6

2020-06-18 Thread Roland Hughes
Sorry, Internet was down much of yesterday. On 6/17/20 5:00 AM, interest-requ...@qt-project.org wrote: Sorry but I must chime in here, since both Roland and Matthew brought this point up. it's well "known" that you can teach C programmers Java, but you can't teach Java programmers C How is

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-17 Thread Massimiliano Maini
I have no real opinion on dropping or not the support for Win7, but I don't get how the specific needs of some industries (having people that can work on legacy/non-modern platforms and/or languages) are related to the rant against the fact Qt6 could drop Win7 support. What are some asking ? For

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-17 Thread Matthew Woehlke
On 16/06/2020 18.59, Jonathan Purol wrote: it's well "known" that you can teach C programmers Java, but you can't teach Java programmers C How is that well known? What studies can you provide for this? No studies, but it seems to be a common attitude among most or all technical

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-16 Thread Jonathan Purol
Sorry but I must chime in here, since both Roland and Matthew brought this point up. > it's well "known" that you can teach C programmers Java, but you can't teach Java programmers C How is that well known? What studies can you provide for this? Currently it just sounds like elitism at its

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Roland Hughes
On 6/15/20 1:48 PM, interest-requ...@qt-project.org wrote: Wow! They also have Windows 12 https://www.window11updates.com/windows-12-lite-download-linux-iso/ (must be*even better* than Windows 11:-) Now now kids.

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Roland Hughes
On 6/15/20 1:47 PM, Matthew Woehlke wrote: On 15/06/2020 14.26, Jérôme Godbout wrote: If your developer have hard time learning Qt3 to Qt5, I feel sorry for you You have that backwards. Kids who only learn the new stuff can't be hired to support the old because they cannot even begin to

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Matthew Woehlke
On 15/06/2020 14.26, Jérôme Godbout wrote: If your developer have hard time learning Qt3 to Qt5, I feel sorry for you You have that backwards. Kids who only learn the new stuff can't be hired to support the old because they cannot even begin to function. I suggest you hired from different

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Jérôme Godbout
e- From: Roland Hughes Sent: June 15, 2020 12:06 PM To: Jérôme Godbout ; interest@qt-project.org; Thiago Macieira Subject: Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6 You completely miss the point. Qt has been prone to sweeping API changes mostly due to the fact

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Roland Hughes
nt: June 15, 2020 10:11 AM To: Jérôme Godbout ; interest@qt-project.org; Thiago Macieira Subject: Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6 I seriously beg to differ. In America "upgrades" and field patches have a completely different certification path

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Jérôme Godbout
Hughes > Sent: June 13, 2020 11:08 AM > To: interest@qt-project.org; Thiago Macieira > Subject: Re: [Interest] [Development] Windows 7 support will be dropped in Qt > 6 > > Medical devices are certified with their manufacturing process. > Certification of something like a s

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Roland Hughes
t: Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6 Medical devices are certified with their manufacturing process. Certification of something like a surgical robot can take 5+ years of clinical trials. That is _after_ you have done all of your internal development and cadav

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Jérôme Godbout
; Thiago Macieira Subject: Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6 Medical devices are certified with their manufacturing process. Certification of something like a surgical robot can take 5+ years of clinical trials. That is _after_ you have done all of your internal

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Roland Hughes
On 6/15/20 5:00 AM, Thiago Macieira wrote: GCC didn't achieve a good C++17 support until GCC 7 (released in May 2017). CentOS 5 reached EOL in March 2017. So there's no official devtoolset containing GCC 7. It wasn't until gcc 8 that they got "full" C++17 support at least as I read a while

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Henry Skoglund
On 2020-06-15 12:37, Florian Bruhin wrote: On Thu, Jun 11, 2020 at 06:02:53PM +, Jérôme Godbout wrote: or Windows 11 by the time Qt 6 and you get your application ready "Microsoft will release Windows 11 on July 29, 2020, and will be available to the general public." Do you have a source

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Florian Bruhin
On Thu, Jun 11, 2020 at 06:02:53PM +, Jérôme Godbout wrote: > or Windows 11 by the time Qt 6 and you get your application ready "Microsoft > will release Windows 11 on July 29, 2020, and will be available to the > general public." Do you have a source for that? I'm assuming it's

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Oliver Wolff
Hi, On 13.06.2020 09:20, Konrad Rosenbaum wrote: On 2020-06-12 02:44, Hamish Moffatt wrote: On 12/6/20 10:17 am, Scott Bloom wrote: Why is Win7 being dropped?  I (my company) has gotten burned pretty hard by the dropping of CentOS 6, similar reasons listed for win7.. It's funny that there's

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-15 Thread Thiago Macieira
On domingo, 14 de junho de 2020 10:55:20 PDT Roland Hughes wrote: > Requires a C++17 compiler. > given the wide range of gcc versions I'm guessing nobody tried until > Centos 8 and you probably could get things to compile for Centos 5. Those two statements are contradictory. Getting a

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-14 Thread Roland Hughes
On 6/14/20 5:00 AM, Jonathan Purol wrote: One possible solution that came to mind is that after the LTS is dropped for Qt 5.15 it could be opened to the public for contributions with some elected people as the maintainers, perhaps from larger companies that are in close contact with the Qt

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-14 Thread Thiago Macieira
On Saturday, 13 June 2020 00:20:46 PDT Konrad Rosenbaum wrote: > (**)you will regularly find machines running a 2.6 kernel, some may even > run 2.4. Many GUIs look suspiciously Motif-like and if you get to see > the window manager behind the full-screen GUI it may look eerily CDE-ish > or

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Jonathan Purol
I am not nearly as invested with big business as the rest of the people here and lack the experience most of you have. However what currently seems to be happening is a back and forth of "We need to progress, because technical debt and X" "Yes but big companies can't progress because Y" This has

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Roland Hughes
On 6/13/20 5:00 AM, Konrad Rosenbaum wrote: Here is a challenge for you Thiago: on Monday contact the manufacturing side of your company and ask them for a clean room tour in one of Intel's many fabs - once there take a very close look at the control screens of the machines in there, note the

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Roland Hughes
On 6/13/20 5:00 AM, Filip Piechocki wrote: Hi, for me not updating a system, software etc for many years is just equal to building a technical debt. Any serious company should be aware that this will finally kick them in their butt, should have measure the potential cost and decide where is the

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Roland Hughes
On 6/13/20 5:00 AM, Konrad Rosenbaum wrote: (*)if you walk into a running factory it is pretty normal to find a large portion of the machines running XP, I would not be surprised to find a W2k machine or even a machine running DOS in a factory that has been running for 15 years. New factories

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Roland Hughes
Medical devices are certified with their manufacturing process. Certification of something like a surgical robot can take 5+ years of clinical trials. That is _after_ you have done all of your internal development and cadaver trials. On 6/13/20 5:00 AM, interest-requ...@qt-project.org wrote:

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Scott Bloom
From: Interest On Behalf Of Thiago Macieira Sent: Friday, June 12, 2020 6:23 PM To: interest@qt-project.org Subject: Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6 On Friday, 12 June 2020 05:01:17 PDT Roland Hughes wrote: > You can't drop an OS as long as there are pay

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Vadim Peretokin
At the end of the day it is the commercial contracts that the Qt company has that fund the development of Qt. If you have one, make sure to reach out on the appropriate channels. If you don't have one, get one, so you have a voice. ___ Interest mailing

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Konrad Rosenbaum
On 2020-06-13 09:42, Filip Piechocki wrote: > for me not updating a system, software etc for many years is just > equal to building a technical debt. Any serious company should be > aware that this will finally kick them in their butt, should have > measure the potential cost and decide where is

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Konrad Rosenbaum
On 2020-06-13 03:22, Thiago Macieira wrote: > On Friday, 12 June 2020 05:01:17 PDT Roland Hughes wrote: >> You can't drop an OS as long as there are paying customers for it. > Sure they can. But as a consequence, those customers may stop paying for it. ...and may never return. >> Real business

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Filip Piechocki
Hi, for me not updating a system, software etc for many years is just equal to building a technical debt. Any serious company should be aware that this will finally kick them in their butt, should have measure the potential cost and decide where is the point where they should switch. If a company

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-13 Thread Konrad Rosenbaum
On 2020-06-12 02:44, Hamish Moffatt wrote: > On 12/6/20 10:17 am, Scott Bloom wrote: >> Why is Win7 being dropped?  I (my company) has gotten burned pretty >> hard by the dropping of CentOS 6, similar reasons listed for win7.. > > It's funny that there's so much discussion about dropping Windows 7

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-12 Thread Thiago Macieira
On Friday, 12 June 2020 05:01:17 PDT Roland Hughes wrote: > You can't drop an OS as long as there are paying customers for it. Sure they can. But as a consequence, those customers may stop paying for it. > Real business needs a 15-30 year LTS, not 5. How do you define "real business"? How about

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-12 Thread Thiago Macieira
On Friday, 12 June 2020 00:14:37 PDT Peter Lee wrote: > That's partially for their own peace of mind and stability, but along > with that, many tool vendors take quite a while to certify their > offerings, both hardware and software, which gives people another reason > to stay behind. More than

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-12 Thread Roland Hughes
On 6/12/20 4:01 AM, Scott Bloom wrote: For CentOS 6, I understand it was for enhancements in the Qt functionality. However, I think it’s a major mistake for any MAJOR version to drop an OS. Adding is fine, but dropping shouldn’t happen. You can't drop an OS as long as there are paying

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-12 Thread Oliver Wolff
er versions of Qt, and we wind up having to back patch them to the Qt we are using, so we can still support our OSes Scott -Original Message- From: Interest [mailto:interest-boun...@qt-project.org] On Behalf Of Roland Hughes Sent: Thursday, June 11, 2020 4:57 PM To: Sérgio Martins Cc:

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-12 Thread Peter Lee
Hi Thiago, In our field of audio, music, media once people have a system running that is stable, they often just sit there until it all dies! That's partially for their own peace of mind and stability, but along with that, many tool vendors take quite a while to certify their offerings,

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-12 Thread coroberti .
On Fri, Jun 12, 2020 at 9:48 AM coroberti . wrote: > > On Fri, Jun 12, 2020 at 9:28 AM Thiago Macieira > wrote: > > > > On Thursday, 11 June 2020 21:40:03 PDT coroberti . wrote: > > > Most people are using their Mac computers 7-10 years, yes without the > > > security updates that for some usage

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-12 Thread coroberti .
On Fri, Jun 12, 2020 at 9:28 AM Thiago Macieira wrote: > > On Thursday, 11 June 2020 21:40:03 PDT coroberti . wrote: > > Most people are using their Mac computers 7-10 years, yes without the > > security updates that for some usage patterns is still fine. > > macOS 10.13 runs on all 64-bit Intel

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-12 Thread Thiago Macieira
On Thursday, 11 June 2020 21:40:03 PDT coroberti . wrote: > Most people are using their Mac computers 7-10 years, yes without the > security updates that for some usage patterns is still fine. macOS 10.13 runs on all 64-bit Intel Macs. It's 10.14 that requires Haswell, which is today only 6½

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread coroberti .
On Fri, Jun 12, 2020 at 3:45 AM Hamish Moffatt wrote: > > On 12/6/20 10:17 am, Scott Bloom wrote: > > Why is Win7 being dropped? I (my company) has gotten burned pretty hard by > > the dropping of CentOS 6, similar reasons listed for win7.. > > It's funny that there's so much discussion about

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Hamish Moffatt
On 12/6/20 10:17 am, Scott Bloom wrote: Why is Win7 being dropped? I (my company) has gotten burned pretty hard by the dropping of CentOS 6, similar reasons listed for win7.. It's funny that there's so much discussion about dropping Windows 7 which was released 11 years ago. Yet Qt 5.15

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Scott Bloom
2020 4:57 PM To: Sérgio Martins Cc: Qt Project Subject: Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6 On 6/11/20 6:07 PM, Sérgio Martins wrote: > On Thu, Jun 11, 2020 at 9:51 PM Roland Hughes > wrote: >> >> On 6/11/20 1:47 PM, Michael Jackson wrote: >

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Roland Hughes
On 6/11/20 6:07 PM, Sérgio Martins wrote: On Thu, Jun 11, 2020 at 9:51 PM Roland Hughes wrote: On 6/11/20 1:47 PM, Michael Jackson wrote: Windows 7 is EOL. Period. If it costs you, as a developer, additional money to support an EOL'ed, unsupported version of an operating system then you

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Sérgio Martins
On Thu, Jun 11, 2020 at 9:51 PM Roland Hughes wrote: > > > On 6/11/20 1:47 PM, Michael Jackson wrote: > > Windows 7 is EOL. Period. If it costs you, as a developer, additional money > > to support an EOL'ed, unsupported version of an operating system then you > > will need to pass that onto the

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Roland Hughes
On 6/11/20 1:47 PM, Michael Jackson wrote: Windows 7 is EOL. Period. If it costs you, as a developer, additional money to support an EOL'ed, unsupported version of an operating system then you will need to pass that onto the customer. By still supporting Windows 7 we, as developers, are just

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Jérôme Godbout
neral public." ). But keep your main devel focus on the maximal version that cover your user basis. -Original Message- From: Interest On Behalf Of Christoph Cullmann Sent: June 11, 2020 12:36 PM To: Frederik Schwarzer Cc: interest@qt-project.org Subject: Re: [Interest] [Development]

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Michael Jackson
On 6/11/20, 12:46 PM, "Interest on behalf of Frederik Schwarzer" wrote: Am 11.06.2020 18:36 schrieb Christoph Cullmann: > On 2020-06-11 18:06, Frederik Schwarzer wrote: >> Am 11.06.2020 17:32 schrieb Christoph Cullmann: >> >> Hi, >> >> >>> I think a lot of

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Frederik Schwarzer
Am 11.06.2020 18:36 schrieb Christoph Cullmann: On 2020-06-11 18:06, Frederik Schwarzer wrote: Am 11.06.2020 17:32 schrieb Christoph Cullmann: Hi, I think a lot of developers/companies will have pain because of this, if they have 1) some large customers staying on Windows 7 until really

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Christoph Cullmann
On 2020-06-11 18:06, Frederik Schwarzer wrote: Am 11.06.2020 17:32 schrieb Christoph Cullmann: Hi, I think a lot of developers/companies will have pain because of this, if they have 1) some large customers staying on Windows 7 until really EOL for them Not really an opinion about this but

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Frederik Schwarzer
Am 11.06.2020 17:32 schrieb Christoph Cullmann: Hi, I think a lot of developers/companies will have pain because of this, if they have 1) some large customers staying on Windows 7 until really EOL for them Not really an opinion about this but this changelog entry from a release two weeks

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-11 Thread Christoph Cullmann
On 2020-06-11 17:23, Philippe wrote: I hardly see many users that need to stick to an old Windows version to be keen, on another hand, to update to the brand new Qt 6. That would be paradoxal, few would do this. And that's not the end of Qt for these Windows 7 users anyway, as they will be able