Qt Forum - Recently Active Topics

Our forum is a bustling hub of activities for the mightiest minds in the universe. This page contains enough power to contain a list of topics within the past 24 hours.

  • [[qanda:topic_solved]] How is Qt source code itself tested?

    [[qanda:topic_solved]] How is Qt source code itself tested?

    @aha_1980 said in How is Qt source code itself tested?: So it seems in that case it was rather a problem of actually running the tests on different machines. No, a problem was in "trusting". I'm...

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  • [[qanda:topic_unsolved]] How to customize layout with CSS

    [[qanda:topic_unsolved]] How to customize layout with CSS

    CSS layout techniques allow us to define the placement of elements on a web page, that is to control where they are positioned with respect to their default position as per normal flow, the other...

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  • [[qanda:topic_unsolved]] Academic question - how to manage Qt "many colors"?

    [[qanda:topic_unsolved]] Academic question - how to manage Qt "many colors"?

    @Chris-Kawa Chris, you are "THE MAN". I do not have much time to reply. At this point I see Qt Creator as these "puzzle parts" and estimated percentage of my understanding how the parts fits...

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  • [[qanda:topic_unsolved]] Qt with WinRT C++ build issue

    [[qanda:topic_unsolved]] Qt with WinRT C++ build issue

    I tried to run @Chris-Kawa example from here: https://forum.qt.io/topic/68670/how-can-i-use-winrt-c-apis-in-at-qt-winrt-app/13 It returns the following issues: Any ideas how to configure WinRT...

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  • [[qanda:topic_unsolved]] [Question] How to add proper geometry to window to support dual monitors

    [[qanda:topic_unsolved]] [Question] How to add proper geometry to window to support dual monitors

    Hello, I'm trying to design a UI for displaying 8 graphs simultaneously. I have 8 instances of QCustomPlot and I want to have them 4 on one screen and 4 on another. I have grid layout on my...

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  • [[qanda:topic_unsolved]] No Audio-Output with QAudioOutput::start(QIODevice*)

    [[qanda:topic_unsolved]] No Audio-Output with QAudioOutput::start(QIODevice*)

    I have this problem, that I need to generate audio output to the systems default audio device. The audio is generated speech from text (Text-to-Speech, TTS). The speech generation works fine,...

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  • [[qanda:topic_solved]] QtWebEngine uses up all memory and will not give it back!

    [[qanda:topic_solved]] QtWebEngine uses up all memory and will not give it back!

    To answer my own topic.... From a reply gained via the PyQt mailing list (pyqt@riverbankcomputing.com), it appears the only way to keep memory consumption down is indeed to delete as one goes...

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  • [[qanda:topic_solved]] Problem while applying filter on QTableView with a button column

    [[qanda:topic_solved]] Problem while applying filter on QTableView with a button column

    @JonB Absolutely agree and disagree :) Wish filtering would work with setIndexWidget and I wouldn't loose time to implement the same thing with 100x more codes But for static tables, I will use...

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  • [[qanda:topic_unsolved]] How to add an image at a specific area in QGraphicsScene

    [[qanda:topic_unsolved]] How to add an image at a specific area in QGraphicsScene

    @AdemMetinCALI I have never used graphics stuff, but wouldn't you do this on the QGrapicsItem by calling https://doc.qt.io/qt-5/qgraphicsitem.html#setPos?

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  • [[qanda:topic_unsolved]] Windows 10 HighDPI support recommend practice

    [[qanda:topic_unsolved]] Windows 10 HighDPI support recommend practice

    Hi there, today we got computers and monitors that support different graphic resolutions and Windows 10 supports scaling factors of 100%, 125%, 150%, 175%, 200% and so on. Windows 10 itself and...

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  • [[qanda:topic_solved]] QTcpSocket/QMQTT - Strange Error Codes

    [[qanda:topic_solved]] QTcpSocket/QMQTT - Strange Error Codes

    I saw this old thread of mine and remembered, that the issue was solved. Just writing to explain how I solved it. The problem was in the proxy settings. People who had their proxy configuration to...

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  • [Solved] error: [debug/moc_mainwindow.cpp] Error 1

    [Solved] error: [debug/moc_mainwindow.cpp] Error 1

    @MarcosAD said in [Solved] error: [debug/moc_mainwindow.cpp] Error 1: I know this is a very old post but I've just bumped into it. This could be helpful. This kind of...

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  • [[qanda:topic_unsolved]] QSGGeometry how to draw disk points and not squared ones

    [[qanda:topic_unsolved]] QSGGeometry how to draw disk points and not squared ones

    In OpenGL I use gl_enable(GL_POINT_SMOOTH) but I can't find anything similar in QSGGeometry. So all my points are squared... How can I set gl_enable(GL_POINT_SMOOTH) from a QSGGeometry ?

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  • [[qanda:topic_unsolved]] ListView not clickable with custom model

    [[qanda:topic_unsolved]] ListView not clickable with custom model

    Hi @Shrinidhi-Upadhyaya Here is the qml for this screen: import QtQuick 2.9 import QtQuick.Controls 2.2 import QtQuick.Layouts 1.3 import MidmarkTheme 1.0 import MidmarkControls 1.0 Rectangle...

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  • [[qanda:topic_unsolved]] Profile corruption when using QWebEnginePage together with WebEngineView

    [[qanda:topic_unsolved]] Profile corruption when using QWebEnginePage together with WebEngineView

    I have a desktop application at work that apparently uses both QWebEnginePage to generate a license agreement page as well as two WebEngineView qml components to display some banners in a...

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  • [[qanda:topic_unsolved]] Qt installer framework without 7zip?

    [[qanda:topic_unsolved]] Qt installer framework without 7zip?

    Hello, I successfully made an online installer but when someone wants to install the program, after fetching the archives from the repo, they need to be extracted. As they are in the 7zip format,...

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  • [[qanda:topic_unsolved]] Diagonal half black window

    [[qanda:topic_unsolved]] Diagonal half black window

    @JoZCaVaLLo Hello! Regarding this issue, it could be the problem with Visual Studio 2019 compiler (graphics glitch), check out these...

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  • [[qanda:topic_unsolved]] qmake.exe crashed

    [[qanda:topic_unsolved]] qmake.exe crashed

    The process "C:\Qt\5.12.5\android_x86\bin\qmake.exe" crashed. Error while building/deploying project MobileOsUsersPieChart (kit: Android for x86 (Clang Qt 5.12.5 for Android x86)) When executing...

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  • [[qanda:topic_unsolved]] qlineseries with multiple data points

    [[qanda:topic_unsolved]] qlineseries with multiple data points

    I had a test program in python and i was using matplotlib to plot the data. i guess matplotlib does some downsampling in the background, because the plots are responsive. I was just using the same...

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  • [[qanda:topic_unsolved]] How to have qmake made aware of QT Designer form changes?

    [[qanda:topic_unsolved]] How to have qmake made aware of QT Designer form changes?

    Hi @rjmoses, The simple answer is: qmake generates a Makefile. make then checks the timestamps of the xxxx.ui vs. the ui_xxxx.h and if the ui is newer, then uic is called to generate a new...

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