Qt5 Mac QAudioInput Hates Multi-threading
I have a QAudioInput that is a grandchild of an object I am pushing into another thread. On Windows this works out fine: When Grandpa gets pushed onto the new thread, Grandpa’s kids and grand kids come...
View ArticleQSerialPort passing received data to GUI
Hi guys, I’d to ask you what will be the fastest way for passing received data (QByteArray) after ReadyRead() signal to GUI (I mean for example QEditBox on mainwindow). The main thread should be loaded...
View ArticleError while building Qwt-6.0.2
Hi All I have Installed Qt-5.0.1 on my windows 7 PC. While building qwt-6.0.1 using MSVC ++ 2010 I am getting error .\qwt_painter.cpp(408) : error C3861: ‘qMemCopy’: identifier not found and some...
View ArticleDeploying Qt5 on Windows 7: Too Difficult
The documentation for how to deploy Qt 5 on Windows is too hidden and is missing several pieces of crucial information. This makes deploying Qt5 MUCH more painful than it really should be. Through a...
View ArticleDifference between *.lib and *.dll
Hello everyone, Although, this may seem very trivial question I am thinking about it for a long time. Qt comes with two sets of files lib files as in QtCore4.lib and dll files as in QtCore4.dll. I am...
View ArticleExposing js file in qmldir
Hi, I’m writing a qml plugin and I want to exposed in a qmldir some javascript file. I haven’t found how to do it. I’m not event sure it’s possible. So how do you suggest I could do it otherwise ?...
View Article[SOLVED] Will parent delete QAction created with new QAction(this)?
Hi all, have following question answer of which I can’t find in Qt docs: If I create QAction instance like: QAction * act = new QAction(this); and this is an subclass of QObject(in my situation it is...
View Articleconfused about keypress event
Hi, Im using pyside, and I am loading a ui file from designer with QUiLoader. class MyWidget(QtGui.QMainWindow): def __init__(self, *args): apply(QtGui.QMainWindow.__init__,...
View ArticleCompiling QT5 from git with intel compiler 2013
Have anyone done it?Main libs are compiled without errors, but it is not possible to compile WebKit Qt library.. it breaks on JavaScriptCore compilation…. Is there any plans to support this version of...
View ArticleUser Interface Designer ( UI GUI QML )
Your app deserves a great interface Hi! My name is Martin and I am a user interface designer. I create interfaces for desktop / mobile and embedded platforms. In my work I always try to combine beauty...
View ArticleUsing non-creatable type in QML
I played with QML/C++ interfacing this week. In a test projet I wanted to declare a QML property using a type that is registered via qmlRegisterUncreatableType(). The property is initialized with...
View ArticleQt5 Raw Input.
Hi all, For my current program i am trying to use a barcode scanner and an keyboard as input device. The scanner is plug and play, but i don’t want windows to handle the input. Because there is a...
View ArticleQComboBox - different behavior in linux & windows
Hi all, following problem: I have custom QtWebKit based browser for specified Web-software(CRM) which works on linux and windows. But there is one annoying thing what makes this software look crappy on...
View ArticleWebKit issues with long loading times and cache
Hi. I am trying to use QT to display fullscreen a window of an HTML page. That page is served by a server on an embedded device and it is very HTML5/CSS heavy. Showing it on Google Chrome takes some...
View ArticleQtXmlPatterns using QXmlItem to focus in QXmlQuery cannot get results.
Hi all, I try to query a node say the following :”/TestRun/Config/Test/PA/Pulse” with the code bellow: QFile* file = new QFile("/home/user/hardwaretest.xml");...
View Articleproblem method setCacheMode in QGraphicsProxyWidget QT5
Hello all, I deleted a call to the function setCacheMode(QGraphicsItem::ItemCoordinateCache) on a QGraphicsProxyWidget because i want to invoke manually the method update() which calls the paint event...
View ArticleQT5 on Tegra2, crosscompiling problem
Hi all, I’m Matteo from Italy, I’m finding some problem crosscompiling Qt5 for my Colibri T20 device (Nvidia Tegra 2). I’ve the toolchain from the vendor (Toradex) and also the rootfs. I’ve downloaded...
View ArticleQTCreator and Cmake
Hello folks, I’ve been already able to compile Amarok using cmake from the command line. Now i’ve tried to open the project using QT Creator. Right when i open it, it prompts for running cmake (asks...
View ArticleNew startup company specialised in Qt programming
Hello, Recently we have started our office in kerala, India. Please have a look on our website,“Falah Systems”:http://falahsystems.in We are mainly working on projects in Qt, Visual Studio, Android,...
View ArticleScrollArea doesn't work.
Hello guys! I am developing an graphical application with Qt/C++ and i have to refactor my entire project to make my life easy. The problem that i have is, i believe, about the Layout type that i have...
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