Re: [Interest] Build qt 5.14.2 from scratch; enable win32-bluetooth-support

Hi, you can just build the only qtconnectivity module from the QtCreator. You even don't need to re-build whole Qt. BR, Denis 17.09.2020 16:33, Colin Worth пишет: I installed VS2019 and will retry. I also have an error during perl init_repository (using ActivePerl): repository not found: ‘

Re: [Interest] QtSerialBus on Android

Hi, > Yes I saw that, but same apply to QtSerialPort, i don't see why it's not available on Android. Android IS a Linux system, and it does have the tty bits. Because it requires the root right to use the serial ports in Android. Do you have a root rights for any device? Do you have the USB/Seria

Re: [Interest] How build qtserialbus from GIT?

Hi, just open it in QtCreator and build. Note: But as it is a Qt module, then you need in the Perl (e.g ActivePerl on Windows) && Python (v2) installed. BR, Denis 17.05.2019 17:37, Oleg Gavrilchenko пишет: I want add MODBUS ASCII mode to qtserialbus. How to build qtserialbus cloned from

Re: [Interest] [Development] Qt 6 Planning: Consideration of dropping support for UWP applications

What about the bluetooth (Classic && LE) support then? 21.04.2019 13:32, Boudewijn Rempt via Interest пишет: On zondag 21 april 2019 10:43:37 CEST Allan Sandfeld Jensen wrote: It seems a lot of new Windows API is UWP specific. For instance for HDR support I need to read the luminance level for

Re: [Interest] How to hide the QSGGeometryNode?

ne 1293 and, the node does not appeared again as a visible. пт, 12 апр. 2019 г. в 12:09, Giuseppe D'Angelo via Interest < interest@qt-project.org>: > Hello, > > Il 12/04/19 09:19, Denis Shienkov ha scritto: > > I have an own class, derived from the QQuIckItem. T

[Interest] How to hide the QSGGeometryNode?

Hi all. I have an own class, derived from the QQuIckItem. This class contains a multiple child QSGGeometryNode-s. Each node has own fragment && vertex shader. Each node draws a curves, which are specified by a points set to a vertex array. So, I need possibility to hide any selected QSGGeomet

Re: [Interest] Parsing data from serialport

> Never ever ever do I/O in the main GUI thread of a Qt application. Why not? It is an asynchronous. You can do I/O in a main thread, but handle data in a separate thread (e.g. to parse it). Of course, it depends on the used communication protocol and etc. A main limitation is that on Windows all

Re: [Interest] How to make the QML gui be never stopped on Android

this, maybe Qt people can pitch in into this. You should have a C++ model or DB that hold the data until the application is bring back to front to display those data. *From:* Denis Shienkov *Sent:* Thursday, February 15

Re: [Interest] How to make the QML gui be never stopped on Android

------ *From:* Interest on behalf of Denis Shienkov *Sent:* Thursday, February 15, 2018 9:25:38 AM *To:* interest@qt-project.org *Subject:* [Interest] How to make the QML gui be never stopped on Android Hi all, I use QML and Qt 5.9.3 on my Android application. I achieved some

[Interest] How to make the QML gui be never stopped on Android

Hi all, I use QML and Qt 5.9.3 on my Android application. I achieved some tricks that my application continued to work when the smartphone goes to sleep or when the user presses the 'power' button, i.e. seems, that an application running in background mode. I do not use an Android service here

[Interest] How to downgrade QtC from maintenance tool

Hi all, Is it possible to downgrade the previously updated QtC, using MaintenanceTool utility? BR, Denis ___ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest

Re: [Interest] How to connect to bluetooth services like PBAB

Use D-Bus API. 12.06.2017 9:32, Alex Blasche пишет: -Original Message- From: Interest [mailto:interest-bounces+alexander.blasche=qt.io@qt- project.org] On Behalf Of Abin Joseph But I would like to know if QBluetooth module support the same if so how to use it. QtBluetooth does not su

Re: [Interest] Android low latency BLE scanning

QBluetoothDeviceDiscoveryAgent::setLowEnergyDiscoveryTimeout(int msTimeout) ? 2017-05-11 12:06 GMT+03:00 : > Hi, > Android supports several scan modes when scanning for BLE devices: > https://developer.android.com/reference/android/bluetooth/ > le/ScanSettings.html > > It seems that Qt uses balan

[Interest] [QML] Is it possible to catch a frame's pixmap during its changing?

Hi all, I need to catch a pixmap on a desired QML's item before or after its rendering to send, e.g. to the network or to do something else. I want to use the C++ code for this purpose. So, I have following questions: 1) Is there are any way to know (e.g. to get a signal), that a desired QML it

Re: [Interest] qt5-gstreamer

Hi, It of course is good... But, IMHO, qt5-gstreamer [1] has following cons: 1. It has not QMake project file, instead it has CMake project file. 2. It required boost. It doesn't allow to use qt5-gstreamer for embedded devices. On some devices just there is no boost in repositories and I need

[Interest] [Development] [QML] Avoiding graphics flicker in Quick2

{quote} Hi all. I have some QML application, where just use QQuickView as QML container. This application uses Qt 5.7.x and running on Linux embedded board with the NVIDIA core (Toradex Apalis T30). But sometimes I got flickering in process of animation. A flickering represents in form of a "whi

Re: [Interest] EGL Error : Could not create the egl surface: error = 0x300b

Or, maybe your app has wrong linking to *EGL libraries... for example, your target has own *EGL libraries path, which is different than *EGL MESA libraries. Check your ldd. BR, denis 27.04.2016 2:21, Thiago Macieira пишет: On terça-feira, 26 de abril de 2016 18:02:02 PDT Ryan Elkholy wrote

[Interest] Make friends the QtMultimedia and Tegra Jetson TK1

Hi, folks, I have looked this blog [1] in which it is told about surprises of Tegra Jetson TK1. But, seems, I have a new surprise, when the QMediaPlayer shows four identical videos on the HDMI display, instead of one video. This happens as in QML (MediaPlayer/Video items), and as in C++ (QMediaP

Re: [Interest] Deploy Qt on windows with relative paths

directory in the shortcut... > > > > On 19.01.2016 20:56, Denis Shienkov wrote: > > > Hi all. > > > > > > I want to launch my QML application, based on Qt 5.x, QtQuick 2 with > > > following deployment tree: > > > > > > deploy > >

[Interest] Deploy Qt on windows with relative paths

Hi all. I want to launch my QML application, based on Qt 5.x, QtQuick 2 with following deployment tree: deploy |-> deploy-qt-runtime |-> deploy-my-app where 1) "deploy-qt-runtime" directory contains all required stuff, which is got by means of 'windeployqt.exe' (where I pass the --qmldir to

Re: [Interest] Qt 5.5.x & NVIDIA Tegra Jetson TK1 video performance issue

imedia-camera.html#viewfinder.minimumFrameRate-prop 2015-11-05 13:12 GMT+03:00 Denis Shienkov : > > That said, it most likely won’t help you since I doubt this is > functional in the Linux for Tegra images for the TK1. > > Ok, thanks.. let's will forget about KMS/DRM, because now I want to use >

Re: [Interest] Qt 5.5.x & NVIDIA Tegra Jetson TK1 video performance issue

n’t help you since I doubt this is functional in the Linux > for Tegra images for the TK1. > > > > Best regards, > > Laszlo > > > > *From:* Denis Shienkov [mailto:denis.shien...@gmail.com] > *Sent:* 4. november 2015 19:08 > *To:* interest@qt-project.org &g

Re: [Interest] Qt 5.5.x & NVIDIA Tegra Jetson TK1 video performance issue

t-boun...@qt-project.org] *On Behalf Of *Jason H *Sent:* 3. november 2015 21:59 *To:* Denis Shienkov *Cc:* Thiago Macieira ; interest@qt-project.org *Subject:* Re: [Interest] Qt 5.5.x & NVIDIA Tegra Jetson TK1 video performance issue I didn't use that confguration, but I have compil

[Interest] Qt 5.5.x & NVIDIA Tegra Jetson TK1 video performance issue

Hi Qt developers. I have veeery slow video performance with Qt 5.5.1 and the video camera (frame rate about ~1-3 fps) on Tegra Jetson TK1 device, where the video stream writes via HDMI interface to the monitor. My stuff is: * Qt 5.5.1, cross-compiled himself. * Tegra Jetson TK1 board [1] * L

Re: [Interest] QtMultimedia how to crosscompile with GStreamer

glib-2.0.so <http://libglib-2.0.so> now it is solved. Thanks for your answer. BR, Denis 03.11.2015 17:32, Thiago Macieira пишет: On Tuesday 03 November 2015 09:27:44 Thiago Macieira wrote: On Tuesday 03 November 2015 13:54:12 Denis Shienkov wrote: Hi all, I have Ubuntu 14.04 i386 as host

Re: [Interest] QtMultimedia how to crosscompile with GStreamer

I'm sorry, the problem was on my side.. need to fix some of symlinks, like: $ sudo ln -sf /home/builder/Projects/tegra/rootfs/lib/arm-linux-gnueabihf/libglib-2.0.so.0 /home/builder/Projects/tegra/rootfs/usr/lib/arm-linux-gnueabihf/ libglib-2.0.so BR, Denis 2015-11-03 13:54 GMT+03:00

[Interest] QtMultimedia how to crosscompile with GStreamer

Hi all, I have Ubuntu 14.04 i386 as host OS and I want to cross-compile Qt 5.5.1 for embedded ARM target. I already have a cross-compiled Qt 5.5.1, but with incomplete QtMultimedia module (without GStreamer 1.0). The problem is that pkg-config utility does not resolved the installed GStreamer par

Re: [Interest] Odd error using QSerialPort with hardware flow control

Hi, I have not this issue. * QtSerialPort from the 5.6 branch * Windows 10 * On-board serial port (where the pins 2-3, 7-8 are connected) * The Terminal example Please provide a minimal example which reproduces this issue (also give more info about your serial port type). BR, Denis 23.10.2015

Re: [Interest] Cannot source debug Android on Qt 5.5.1 RC snapshot?

You can look on https://bugreports.qt.io/browse/QTCREATORBUG-15032 BR, Denis 2015-09-23 23:28 GMT+03:00 Edward Sutton : > What are things to check when Android source code debugging stops working? > > I press debug run button then select my USB connected Android 5.1.1 device. > > > It deploys to

[Interest] [QTIFW] Some questions

Hi all, I have some questions about Qt Installer Framework features: 1. Is it possible to add the top and the left banners (images) to the wizard? If yes, then - how? 2. Is it possible to stylize of widgets via qss? (e.g. to change the background color, a form of buttons and so on). If yes, then

Re: [Interest] QCanBusDevice inheritance

Benjamin, I forwarded your message to the mailing list back (you likely forgot to do it?). Now it could available to comments and for other developers (if you don't object). BR, Denis 2015-09-09 15:46 GMT+03:00 Denis Shienkov : > Benjamin, > > I forwarded your message to the mai

Re: [Interest] QCanBusDevice inheritance

Hi. Because QIODevice is inconsistent with the CAN frames. The CAN uses a minimal entity - frame, which can not be divided to bytes. Besides, QIODevice's read/write/bytesAvailable methods has not sense, you can not read/write a half of frame and so on. You can not know a size of frame to seria

[Interest] New qt.io account some questions

Hi all. I have some questions: 1. It is possible to drag my account (nick-name) from the old http://qt-project.org/ forum? Because when I tried to use an old nick, then it says that a nick already is in use. 2. It is possible to drag the my points? Because now I neew to starts all fron the be

Re: [Interest] Fwd: Is there any trick to smooth the animation of PathView index changing ?

UPD: I found out a similar issue in here: http://comments.gmane.org/gmane.comp.lib.qt.user/11987 I will try to consider it. BR, Denis 2015-02-20 11:21 GMT+03:00 Denis Shienkov : > > "Use the docs, Luke!" > > Really? And I didn't know about animations (sarcasm

Re: [Interest] Fwd: Is there any trick to smooth the animation of PathView index changing ?

> "Use the docs, Luke!" Really? And I didn't know about animations (sarcasm). Do you have concrete proposals/ideas ? Otherwise your post has no value. BR, Denis 2015-02-20 10:39 GMT+03:00 Till Oliver Knoll : > > > Am 18.02.2015 um 17:46 schrieb Denis Shienkov

[Interest] Fwd: Is there any trick to smooth the animation of PathView index changing ?

Hi all. I want to make an animation when changing of currentIndex (by increment/decrement functions) causes the smooth PathView item changing. Besides, when animation starts, the items should be quickly animated, but during a some time, they should be more slowly and more slowly until the stopping

Re: [Interest] Bluetooth Low Energy on Windows: Options and feasabilty of implementing own backend

> Windows is successfully installing a driver and shows the bluetooth icon in the system tray. > For me it looks like my Windows/Desktop does not care for bluetooth LE at all. Make sure that your DeviceManager has "Bluetooth *LE* enumerator" device. 2015-01-13 14:25 GMT+03:0

Re: [Interest] Bluetooth Low Energy on Windows: Options and feasabilty of implementing own backend

y peripheral nor my TVBluetooth > > I also tried an example project from Microsoft that also cannot find any > peripheral. This is no surprise because the application tells me to first > pair my device. > > > > For me it looks like my Windows/Desktop does not care for b

Re: [Interest] Bluetooth Low Energy on Windows: Options and feasabilty of implementing own backend

Hi all, > So far, I was not able to communicate with a custom BLE peripheral using either Windows Phone 8.1 or Windows 8.1 on a desktop. Hmm, it is strange. Can you please describe your steps and your env? Maybe your custom BLE peripheral chip has wrong firmware. I'm too faced earlier with a simi

Re: [Interest] Who and why changed WIKI "Gerrit-Introduction"

ort number every time, just add the >> following lines to ~/.ssh/config file: >> >> Host codereview.qt-project.org >>User >>Port 29418 > On 11/15/2014 05:39 PM, Denis Shienkov wrote: >> Hi all. >> >> Please revert back chang

[Interest] Who and why changed WIKI "Gerrit-Introduction"

Hi all. Please revert back changes from "http://qt-project.org/wiki/Gerrit-Introduction " page. This changes made from "11:43, 5 Nov 2014" by "alkino". Earlier I used this page for direct copying of Git links examples for a contribution to the project. But now mention of port 29418 and other

Re: [Interest] Crash in QSerialPort when closing?

Hi. Your version of QtSerialPort is too very old (according to call-stack). Please update to latest (e.g. to 5.3.2/5.3.3). BR, Denis 29.10.2014 21:35, Murphy, Sean пишет: I’m getting a weird issue where I can repeatedly cause a crash to happen in QSerialPort if I attempt to close the serial

[Interest] [ActiveX] How to use QAxAggregated with multiple interfaces?

Hi all. >From the documentation on Qt ActiveX framework it is unclear how to use (aggregate) a multiple interfaces. For example, my ActiveX Server uses COM objects with two interfaces: ICredentialProvider && ICredentialProviderCredential. To me it is unclear how to me bind and to aggregate these

[Interest] Use Qt ActiveX framework to create a Credential Provider server

Hi all. I found out in Qt documentation an opportunity to use the ActiveX feature: http://qt-project.org/doc/qt-5/activeqt-index.html Having read documentation and having looked at examples I have some more questions: 1) Whether it is possible to implement the MS Credential Provider feature

Re: [Interest] Bluetooth Qt Connectivity module(5.1 Qt SDK)

Hi  Ramakanth, To use the Bluetooth SPP protocol you can use the QtSerialPort module. Because in this case the /dev/rfcommX device it is what do you need (in case the talk about Linux). But this will be work after the pair connection establishment between two devices (then the rfcommX device will b

Re: [Interest] Serial Port custom baud rate problem

Hi Stefano, > This could be a serial port library bug or a driver issue??? It is unknown, maybe yes or maybe no. :) You should do some debugging of the library and view the content for the "currentSerialInfo" struct. For us it is interest the value of "currentSerialInfo.baud_base" field, se

Re: [Interest] QSerialPort read issue

t's the matter of blocking or non-blocking.  Also I don't think waitForBytesWritten is a "MUST" as long as I wait enough time before next transmission. If QSerialPort  is correct, I can only say that these APIs are out of my common sense.  Best regards,Je  At 2013-10-16 19:39:49,&q

Re: [Interest] QSerialPort read issue

rror"; port->clear();c1 = 'A';port->write(&c1, 1);port->waitForReadyRead(3000); port->read(&c2, 1);qDebug() << c2; c1 = 'B';port->write(&c1, 1);#if 1port->waitForReadyRead(3000); #elseport-&g

Re: [Interest] QSerialPort read issue

Read(100);waitForReadyRead(100);waitForReadyRead(100);waitForReadyRead(100);read(data, 1);.Best regards,Je  At 2013-10-16 15:50:57,"Denis Shienkov" <scap...@yandex.ru> wrote:Hi. You wrong do it, because it isn't recommended to use the waitForXXX() methods from an main GUI thread. 

Re: [Interest] QSerialPort read issue

the later always returns 0 although there is data received and I can use >> other terminal software to display it too. >> >> Best regards, >> Je >> >> >> >> >> >> At 2013-10-16 01:15:36,"Denis Shienkov"  wrote: >> >>

Re: [Interest] QSerialPort read issue

reply. Even if I don't use "waitForReadyRead" but polling "bytesAvailable" instead,  the later always returns 0 although there is data received and I can use other terminal software to display it too. Best regards,Je  At 2013-10-16 01:15:36,"Denis Shienkov" <scap...@yan

Re: [Interest] QSerialPort read issue

Hi. Seems it is a bug, see: https://bugreports.qt-project.org/browse/QTBUG-33987 You can test this patch. Besd regards, Denis 15.10.2013 18:37, nus1998 ?: I found a strange issue, when I read from serial, first I will call "waitForReadyRead", it returns with true in specified time, how

Re: [Interest] [Qt Tests Framework] Custom command line arguments

Many thanks.  12.09.2013, 08:49, "Mandeep Sandhu" :On Wed, Sep 11, 2013 at 5:55 PM, Denis Shienkov <scap...@yandex.ru> wrote:Hi all, Tell please, is there a way to transfer the user arguments to testlib application via an command line? Yes. Have a look at this:http://qt-projec

[Interest] [Qt Tests Framework] Custom command line arguments

Hi all, Tell please, is there a way to transfer the user arguments to testlib application via an command line? For example, I want to create the test which would open some devices for I/O and I used them, like: mytest.exe -dev1 -dev2 ? Best regards, Denis _