Re: [Interest] Guide me through the Qt offerings for GUIs

it's not a problem of QML, it's just because no any UI/UX guys touched it at all On Thu, Apr 22, 2021 at 3:15 PM wrote: > > From: Interest On Behalf Of Vlad > Stelmahovsky > > this Slack client clone created using C++/QML (Desktop app, built for > Linux/Windo

Re: [Interest] Guide me through the Qt offerings for GUIs

this Slack client clone created using C++/QML (Desktop app, built for Linux/Windows/macOs) https://user-images.githubusercontent.com/11473810/55072233-d58ce380-508a-11e9-9e6a-b6b80fc83dd6.png?raw=true if you dont know how, doesnt meant is not possible On Thu, Apr 22, 2021 at 11:00 AM Roland Hugh

Re: [Interest] Guide me through the Qt offerings for GUIs

On Wed, Apr 21, 2021 at 1:50 PM Roland Hughes wrote: > > On 4/21/2021 6:36 AM, Vlad Stelmahovsky wrote: > > Using Electron has nothing to do with licensing issues. The issue is > common programming knowledge level is going down when programmers paradise > promised for new

Re: [Interest] Guide me through the Qt offerings for GUIs

> going down as much of the market is moving to Electron and other libraries > given the licensing issues. > > Automotive is a tiny subset of where Qt is historically used. > On 4/21/2021 6:26 AM, Vlad Stelmahovsky wrote: > > With these numbers are you trying to convince me that

Re: [Interest] Guide me through the Qt offerings for GUIs

With these numbers are you trying to convince me that QML is not used in embedded? or what? On Wed, Apr 21, 2021 at 1:21 PM Roland Hughes wrote: > > On 4/21/2021 12:14 AM, Vlad Stelmahovsky wrote: > > > > On Tue, Apr 20, 2021 at 3:13 PM Roland Hughes > wrote: > &g

Re: [Interest] Guide me through the Qt offerings for GUIs

On Tue, Apr 20, 2021 at 3:13 PM Roland Hughes wrote: > > On 4/20/2021 5:00 AM, Giuseppe D'Angelo wrote: > > On 18/04/2021 14:50, Roland Hughes wrote: > > It's completely true. That tiny subset on the Web site doesn't scratch the > surface. It certainly doesn't encompass my customer base and I hav

Re: [Interest] The willy-nilly deletion of convenience, methods (was: Mixing Commercial and Open...)

The problem with companies, moving away from Qt, laying only partially with weird licensing rules, which constantly changes (and this is annoying, agreed) The problem mostly with lack of C++ developers. On Mon, Mar 22, 2021 at 1:47 PM Roland Hughes wrote: > On 3/22/21 7:25 AM, Vlad Stelmahov

Re: [Interest] The willy-nilly deletion of convenience, methods (was: Mixing Commercial and Open...)

oops. suddenly all the FUD becomes obsoleted On Mon, Mar 22, 2021 at 11:49 AM Allan Sandfeld Jensen wrote: > On Montag, 22. März 2021 10:38:09 CET Roland Hughes wrote: > > On 3/22/21 4:07 AM, Bernhard Lindner wrote: > > >> Licensing FUD + death-of-perpetual-license + death-of-OpenSource-LTS + >

Re: [Interest] Fail to compile qt4 on Ubuntu 20.04.

Hello check your gcc version you cannot build Qt 4.xx with gcc > 5.0, afaik br, vlad On Mon, May 18, 2020 at 1:35 AM Hongyi Zhao wrote: > Hi, > > Ubuntu 20.04 dropped the qt4 from its official repo, but sometimes I > still want to use it. So I try to compile it from the source but > failed.

Re: [Interest] Aborting `begin*` with QAbstractItemModels

Hello I'd suggest 1st check if its fails or not and then update the model with begin/end br, Vlad On Thu, Feb 27, 2020 at 10:29 PM Jonathan Purol wrote: > What would be the recommended way to abort a `begin*` calls from > `QAbstractItemModel`? > > I have a model where inserting/removing items

Re: [Interest] Qt Android 9 bug?

> It seems your knowledge of Qt is not very good. I think you need to do some googling on how to use QThread properly :) ohh. I got you point. probably you better knows how to help yourself. good luck On Tue, Nov 26, 2019 at 8:52 AM Alexander Dyagilev wrote: > > On 11/26/2019 10:29

Re: [Interest] Qt Android 9 bug?

> 2. I never subclass QThread and thus never override its run method. > > > On 11/26/2019 7:53 AM, Vlad Stelmahovsky wrote: > > QThread::quit and QThread::wait doesn't guarantee that the thread will be > finished in time. First of all it depends on your thread architect

Re: [Interest] Qt Android 9 bug?

QThread::quit and QThread::wait doesn't guarantee that the thread will be finished in time. First of all it depends on your thread architecture: event loop or loop in run() easiest way to check this: put qWarning() at the end of run() method On Tue, Nov 26, 2019 at 3:05 AM Alexander Dyagilev wro

[Interest] [Qt3D] Create SkyBox using 2d textures from Scene2D

Hello is %subj% possible in qt 3d 2.x? Would like to have some hints thanks -- Best regards, Vlad ___ Interest mailing list Interest@qt-project.org https://lists.qt-project.org/listinfo/interest

Re: [Interest] Lar's Technical Vision blog post

nope. Qt6 efforts to be efficient on both low level HW and on high level HW, which is impossible w/o c++ backend noone care about making web developers happy (besides web developers themselves :) ) Flutter rather compete with Java-based apps, where it will gains from performance perspective, but..a

Re: [Interest] QtLocation plugin - geoservices

Hi Christophe might be this will be good starting point: https://github.com/vladest/googlemaps 1.you dont have to build whole Qt sources to build the plugin but you have to have Qt private headers installed (ie. Qt SDK installed) 2. just run 'make install' afler plugin is built. this will install

Re: [Interest] How to prevent Drawer from mouse events propagation

have you tried interactive: false ? unfortunately, in this case its not possible to close Drawer with a mouse (which is supposed to be bug, I believe) basically it make impossible to use SwipeDelegate, for example, inside Drawer On Sun, Jun 30, 2019 at 11:41 AM Alexander Ivash wrote: > I have a

Re: [Interest] vs. Flutter

if you guys already did some code for mobiles, why dont just contribute back? On 2/20/19 3:32 AM, Jason H wrote: There's not anything I haven't done on mobile in Qt. The problem is everytime I start an app, I copy the 75% from the previous project and it's janky slap-dash of code. I've got to

Re: [Interest] vs. Flutter

QtMultimedia cant be less power than GStreamer, because QtMultimedia on linux uses gstreamer as backend :) However I'd like to see there something like custom pipeline provider to Gstreamer it would be really useful for different usecases br, Vlad On Mon, Feb 18, 2019 at 9:39 PM Christian Gagner

Re: [Interest] QQuickTextNode in Qt public API

, QQuickTextNodeEngine and/or QQuickTextDocument? Thanks!, Nuno On 18 Dec 2018, at 05:04, Vlad Stelmahovsky wrote: For one of my projects I had to "fork" QQuickTextNode, QQuickTextNodeEngine and QQuickTextDocument to make sure I can implement or fix needed behavior On 12/17/18 5:44 PM, Fabric

Re: [Interest] QML ChartView scroll

Put it inside Flickable On 12/27/18 2:02 PM, Fausto Papandrea wrote: I have a ChartView with a LineSeries, i would like to scroll the chart only between the visible points of the serie. Is there a way? ___ Interest mailing list Interest@qt-project.or

Re: [Interest] Modern

ne on the Flutter team, that literally didn't even know QtQuick existed. At first I was sort of surprised, but then again not really. I've talked with a lot of app developers, where Qt isn't even on their radar. /René On Thu, 20 Dec 2018, 16:03 Vlad Stelmahovsky, mailto:vladst

Re: [Interest] Modern

I suppose he is just trolling community for whatever reason and QML is sooo "outdated" that Google created Flutter, where QML was an inspiration, for my poi br, Vlad On 12/20/18 3:23 PM, Nuno Santos wrote: Hey Roland, Sorry mate.. I couldn’t avoid... How are you writing UIs this days? Wha

Re: [Interest] QQuickTextNode in Qt public API

For one of my projects I had to "fork" QQuickTextNode, QQuickTextNodeEngine and QQuickTextDocument to make sure I can implement or fix needed behavior On 12/17/18 5:44 PM, Fabrice Salvaire wrote: Dear Qt users, Is there people around who needed to hack QQuickTextNode private API ? IMHO it re

Re: [Interest] Compile Qt program on Ubuntu 18.04 which will run on Ubuntu 14.04

bundle stdlib++ etc with your app On 11/11/18 2:40 AM, Roland Hughes wrote: Trying to compile Qt program where Qt is build from source on 18.04 64-bit and run it on 14.04. The interesting part is trying to identify which libraries I need /this/ time. The C++ ABI has changed. Looking to see if

[Interest] QTextDocument and several QTextFrame

Hello I'm wrapping Text {} item for my needs. The item contains Rich text what I want is to locate several text frames with borders in one text line. Is this possible? for me, even if I pot frame's position property to InFlow each frame starts from new line anyway thanks, Vlad __

Re: [Interest] new TableView columns hiding

just to clarify, its about QML's TableView, not widget's QTableView On 10/24/18 6:05 PM, Christian Ehrlicher wrote: Am 24.10.2018 um 10:26 schrieb Shawn Rutledge: ue (have no idea, why) Why: because the layout algorithm could have a bad edge case if some columns are zero-width. (It keeps tryi

[Interest] new TableView columns hiding

Hi all investigating new TableView, added to 5.12 and have a question: is it possible to hide some columns dynamically w/o modify model? bruteforce way to set column width to 0 doesnt works, because its checking width and force set it to some minimal value (have no idea, why) br, Vlad __

Re: [Interest] QML objects and QMetaMethod

e On Sun, Oct 7, 2018 at 1:00 PM Vlad Stelmahovsky mailto:vladstelmahov...@gmail.com>> wrote: well, the problem is that createTree() does not registered in your QObject-derived class. its a part of instantiated object ant metasystem have no clue about it

Re: [Interest] QML objects and QMetaMethod

Object()->methodCount(); i++) {       qDebug() << obj->metaObject()->method(i).name();     } --- Jean-Michaël Celerier http://www.jcelerier.name On Sun, Oct 7, 2018 at 12:39 PM Vlad Stelmahovsky mailto:vladstelmahov...@gmail.com>> wrote: QMetaMethod::invokeMeth

Re: [Interest] QML objects and QMetaMethod

QMetaMethod::invokeMethod(obj, "createTree"); On 10/7/18 12:34 PM, Jean-Michaël Celerier wrote: Hello, I have the following code : Foo.qml :     MyLib.MyObject {   function createTree() { /* stuff */ }   property string host: "ws://whatever.com "     } cpp :    

Re: [Interest] Porting Qt to our RTOS

On 9/29/18 11:45 PM, Roland Hughes wrote: I'm returning there for a few months to participate in a re-evaluation process. They are considering ditching Qt for Electron. Doing side by side development on all platforms to see which works best for them. When we stumble into one of those featu

Re: [Interest] Qt with latest Android SDK

love it On 9/29/18 4:41 PM, 黄其泽 wrote: The newest NDK remove android-gcc, rename libc++ to `libc++_shared( or static)`, and there are some other issues break the building. Igor Mironchik > 于2018年9月26日周三 下午5:20写道： Hello, I'm on Linux, installed latest

Re: [Interest] Deploying a linux binary?

HI I also tried linuxdeployqt but its tricky, I've adopted QtCreator's deploy for my project: https://github.com/vladest/slaq/blob/master/slaq.pro check pythons scripts as well br On 9/21/18 9:46 PM, Jason H wrote: I almost have this running, but the command: cp -r ~/Qt/5.9.1/gcc_64/qml/Qt

Re: [Interest] QML vs Electron

It seems Qt suffers from misunderstanding/misinformation and this is pure Qt Company's fault And yes, 100$/mo a bit too expensive for startupers, something like 25-30$/mo sounds more reasonable Also, it would be nice to get clear FAQ what developers can and what they cannot do under LGPL license wi

Re: [Interest] QtQuick for mobile - any experience to share?

@ekke thanks for sharing! still not clear what > > *With this in mind, we have leveled out the playing field for small teams > and growing businesses by providing an extended evaluation period of Qt for > up to 3 named developers.* really means? On Tue, May 29, 2018 at 6:42 AM, ekke wrote: > fo

Re: [Interest] QML vs Electron

Obviously its not a responsibility of Qt as a company (but, I suppose, they can promote Qt even harder). The overall technical level of todays developers gets lower, unfortunately. Business requires fast solutions and doesnt care about any foreseeable future. This demand creates low-skilled-develop

Re: [Interest] assertion inside QQmlNotifierEndpoint::connect

QPointer might help you to control QObject's lifetime On Fri, Feb 9, 2018 at 6:38 PM, Alexander Ivash wrote: > Hi, > > There is a code like the following: > > QVariant objectNameVariant = item->property( "objectName" ); > QString objectNameString = objectNameVariant.toString(); > qDebug () << "o

Re: [Interest] Video acceleration with gstreamer 1.0 omx and Qt 5.9.4 / 5.10 eglfs on RPI3 (brcm)

Hi have you checked the link: http://www.jumpnowtek.com/rpi/Raspberry-Pi-Systems-with-Yocto.html ? On Wed, Jan 31, 2018 at 5:28 PM, Petar Koretić wrote: > Hi all. > > So I haven't played around with this for some time but around one year ago > or more I think I got this up running fairly easil

Re: [Interest] Qt Location GeoServices plugin to use geo-referenced image file as map source

Hi take a look at OSM plugin. it contains custom providers and caching mechanism On Thu, Dec 7, 2017 at 3:19 AM, Richard Lang wrote: > Repost of question asked on Qt Forums and raised as a feature request on > the bug tracker... > > https://forum.qt.io/topic/85704/qt-location-geoservices- > plu

Re: [Interest] Interest Digest Wiki instructions for PI cross compile do not work for PostgreSQL support

is someone pushes someone to use QML as a mandatory or store data into JSON DBs? Where? How? Its ridiculous. On Fri, Oct 20, 2017 at 3:22 PM, Roland Hughes wrote: > > > On 10/20/2017 12:49 AM, Filip Piechocki wrote: > > > > On Oct 20, 2017 00:11, "Roland Hughes" > wrote: > > It's not misleading

Re: [Interest] Interest Digest Wiki instructions for PI cross compile do not work for PostgreSQL support

: > On Fri, 20 Oct 2017 09:14:09 +0200, Vlad Stelmahovsky wrote: > > > I've created much more complex apps using QtQuick 1 on HW much weaker > > than RPi2 (Symbian phones) w/o such laggin as in this simple calc > > example. Obviously, there something wrong with code and

Re: [Interest] Interest Digest Wiki instructions for PI cross compile do not work for PostgreSQL support

t 20-25 fps when rendering maps on a quite powerful > (for embedded world) x86 and like 230% CPU usage (of 4 cores) as there is > no linux driver for its GPU. Meanwhile - we get stable 60fps on i.MX6 > DualLite (2 ARMv7 cores 792MHz) with 12-20% CPU usage. All done with > QtQuick. >

Re: [Interest] Interest Digest Wiki instructions for PI cross compile do not work for PostgreSQL support

QML is not that resource hogging as JS. dont use JS and you'll be fine On Tue, Oct 17, 2017 at 8:11 PM, Roland Hughes wrote: > > > On 10/17/2017 12:54 PM, interest-requ...@qt-project.org wrote: > > On ter?a-feira, 17 de outubro de 2017 08:11:13 PDT Roland Hughes wrote: > > The bug tracking syste

Re: [Interest] Improve ListView scrolling performance (many pictures)

the view items don't need to resize the image data at >>>> all. >>>> >>>> Maybe you could save a thumbnail of an appropriate size when you're >>>> adding them to your model? >>>> >>>> --- >>>> Andy Maloney // https://asma

Re: [Interest] Improve ListView scrolling performance (many pictures)

threaded image provider might help On Thu, Aug 10, 2017 at 12:36 PM, Bernhard B wrote: > Hi, > > yesterday, I also tried to replace the Base64ImageProvider approach with a > subclassed QQuickPaintedItem which paints the image in it's paint method. I > imagined that this approach might be faster

Re: [Interest] [Qt3D] Virtual Reality (Vive/Oculus) Example

Hi great news. Hope you guys will combine efforts to make the solution multiplatform. For example, compatible with GearVR btw, did you checked this project: https://github.com/google/lullaby ? On Tue, Jul 18, 2017 at 11:22 AM, Sean Harmer wrote: > Hi Daniel, > > awesome, thank you for this! We

Re: [Interest] QtObject vs plain old JavaScript object

the less JS code, then better for performance On Thu, Jul 6, 2017 at 9:05 PM, Walter Purvis wrote: > I have a fairly technical question: If a QML-based application needs a > number of non-visual object types, are there reasons to prefer implementing > those types as QtObject in individual QML fi

Re: [Interest] Tired of QML

like me. > > On 4/15/2017 3:26 PM, Vlad Stelmahovsky wrote: > > if you tired of QML, go take some html+css+js as a antipattern and come > back relaxed to QML > > > -- Best regards, Vlad ___ Interest mailing list Interest@qt-projec

Re: [Interest] Tired of QML

if you tired of QML, go take some html+css+js as a antipattern and come back relaxed to QML On Sat, Apr 15, 2017 at 1:40 PM, Alexander Dyagilev wrote: > Hello, > > It seems to be a very non intuitive for me... :( > > I'm trying to create my own header for ListView as TableView does not > exist i

Re: [Interest] Getting a QImage from an QML Image, protocol, agnostic QImage?

o be LGPL.. So I'll check > it out. Thanks. > > Seems odd though to have the Q Prefix... > > *Sent:* Wednesday, April 12, 2017 at 8:38 AM > *From:* "Vlad Stelmahovsky" > *To:* "Roland Hughes" > *Cc:* interest > *Subject:* Re: [Interest] Getting a Q

Re: [Interest] Getting a QImage from an QML Image, protocol, agnostic QImage?

so, people have to learn how to see images w/o copying them from remote :) back to topic: I think topicstarter can use QImageItem as a base class or as a reference On Wed, Apr 12, 2017 at 12:43 PM, Roland Hughes wrote: > Only problem with "fetch the file first" is it would be illegal in most >

Re: [Interest] String best practice

and dont forget coming QStringView ps. also +1 to the question On Tue, Mar 14, 2017 at 10:43 AM, Harald Vistnes wrote: > Hi, > > I'm currently working on reading and parsing large ASCII based text files > and I am wondering what is the current best practice. There are so many > classes and macro

Re: [Interest] QML async/await support?

> > > > > > Thanks but promises are a fad, created because of a lack of > async/await. Their replacement is async/await. As of July '16, they were > committed to ECMAscript 2017. At the January '17 meeting the final > ECMAscript 2017 featureset was announced whose major features are > async/await a

Re: [Interest] QML async/await support?

egularly. > > But AJAX and the LocaStorage are both async in nature. My apps make heavy > use of both APIs. Having Ecmascript async/await support is desired, and > becoming very popular. > > *Sent:* Thursday, February 02, 2017 at 1:26 PM > > *From:* "Vlad Stelmahovsky&quo

Re: [Interest] QML async/await support?

In C++. you can always fallback to C++ from QML On Thu, Feb 2, 2017 at 7:24 PM, Jason H wrote: > In QML? > > *Sent:* Thursday, February 02, 2017 at 1:21 PM > *From:* "Vlad Stelmahovsky" > *To:* "Jason H" > *Cc:* "interestqt-project.org" >

Re: [Interest] QML async/await support?

QThread, QConcurrent, QEventLoop etc? On Thu, Feb 2, 2017 at 6:02 PM, Jason H wrote: > When will QML get proper async/await support? I'm not using Promises, > since my callback hell is manageable, but I do look forward to async/await. > ___ > Interest

Re: [Interest] Android networking: Won't connect

code sample? On Thu, Jan 19, 2017 at 10:23 PM, Jason H wrote: > I have apps that work, and I remember having solved this problem before, > but it escapes me... > > I am trying to use QML and XMLHttpRequest and the request foes from 1 to > 4, which is CONNECTING to DONE. Nothing hits the server.

Re: [Interest] QFuture, QAsync? Coroutines, Generators, Promises, Futures...

All this discussion sounds like a bad joke: lets bring worse solutions from worse environment, where the solution reinvented the wheel to hide solution's poor design workaround If you are not satisfied with current's Qt proposals (QThread, QThreadPool, QConcurrent, QFuture, QEventLoop etc), probabl

Re: [Interest] offizial Qt on Raspbian with framebuffer possible?

These 2 links might help you: https://www.ics.com/blog/configuring-qt-creator-raspberry-pi https://wiki.qt.io/RaspberryPi2EGLFS On Thu, Nov 24, 2016 at 11:59 AM, Joerg Desch wrote: > I'm using a BananaPi and a RaspberryPi with the latest "Jessie" based > Raspbian. I would like to write a Qt ba

Re: [Interest] How to use QtLocation when offline?

Basically yes, to make QlLocation works offline you need to write own plugin with a little bit another cache strategy, like keep more cache on disk, do not delete old cached tiles etc On Wed, Oct 26, 2016 at 12:55 AM, Dennis Lange wrote: > First time I see the main problem when using QtLocation.

Re: [Interest] New QML component

hmm. QtQuickControls 2 ? On Mon, Oct 17, 2016 at 6:35 PM, Ian Geiser wrote: > Hey all, I just wanted to see where people post new Qt components so > others can find them and know about them. I have read about qpm, but I am > not sure how popular that is yet. There used to be freshmeat.net, bu

Re: [Interest] What don't you like about Qt?

so the question: how to make it matter? On Thu, Sep 22, 2016 at 4:52 PM, Jason H wrote: > I've never seen it claimed that voting matters 1 iota. > > I guess what we're asking for here is more prioritization transparency? > > > *Sent:* Thursday, September 22, 201

Re: [Interest] What don't you like about Qt?

Actually you can vote for it and promote to other users to vote for it. More votes - more chances issue to be solved On Wed, Sep 21, 2016 at 2:51 PM, Jason H wrote: > This gets at what I don't like about Qt the most: As a user I have no > control of where it goes. I can (and do) file bugs and fe

Re: [Interest] Thoughts on a 'proper' (or standard) file/io API for QML?

Qt now have Qt Quick Controls 2 and so on On Mon, Aug 15, 2016 at 10:15 PM, Alejandro Exojo wrote: > On Monday 15 August 2016 17:41:25 Vlad Stelmahovsky wrote: > > I understand need of IO API, but I dont understand why the API should be > > implemented using slow and non effective

Re: [Interest] Thoughts on a 'proper' (or standard) file/io API for QML?

dard libray which > satisfies every both use cases. The more code that gets written in QML, the > more need you'll have to write to files. With this API missing, we are > headed for a disaster. I'm surprised we've gone for this long without one. > > > *Sent:* Thursday, A

Re: [Interest] Thoughts on a 'proper' (or standard) file/io API for QML?

Sorry for offtop but.. what the reason to use cross platform, native framework and implement file io via JS? On Wed, Aug 10, 2016 at 10:36 PM, Alejandro Exojo wrote: > On Wednesday 10 August 2016 17:09:17 Jason H wrote: > > I know it's not a normal thing, but occasionally in QML we need to acce

Re: [Interest] [Qt3D]

into a Qt Quick scene (using a > Scene3D element) but not the other way around. This is something planned > for the future and there is a WIP patch to enable this on gerrit. It uses > QQuickRenderControl to draw into a texture. > > Cheers, > > Sean > > On 08/07/2016 09:

[Interest] [Qt3D]

Hi Just curious: is it possible to add an QML Item to Qt3D scene and interact with it as with usual item? thanks -- Best regards, Vlad ___ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest