can we install both 32bit & 64bit Qt SDK 5.1 in a windows 64 bit machine
I am having windows 2012 R2 X64 bit machine, where I would like to install Qt SDK 5.1 for both 32bit and 64 bit version. So that I will be able to build my application in both 32 bit and 64 bit mode. I...
View ArticleModel from C++ to QML
Hello, I thought this must be mentioned hundred times everywhere but after spending many hours searching the Internet, I didn’t find anything really useful. What I want to do is very simple. I have...
View ArticleHow to receive signal from a static member functions?
Hi,all! In my pragram, I used the vlc to make a media player. I use the libvlc_event_attach to receive the event emit from vlc library,code as below: void VLCMediaPlayerPrivate::setMedia(const...
View Articlemutithreaded program using signals and signal handler
i shud have 4 threads in my main program 1) received_data – first threads receive messages 2) process_data – whenever a message is received in first thread a signal should be sent to second thread for...
View ArticleDoes QT have any profiler/test-tools for android/iOS
Is there any tools to profile a QT application for android/iOS ? If Yes, what are those ? Are they are test automation tools to test a QT application ?
View ArticleQtwebkit language problem in windows xp and xp sp3
I am making a browser in windows with qwebview .In window vista+7+8 its showing the language correctly but in windows xp its not abe to show some websites http://www.goolgule.com/ [goolgule.com] . When...
View ArticleCross-Compiling for BeagleBone Black
Hello everyone, I have developped some small applications on a Ubuntu system and then cross-compiled tu use them on a BeagleBone Black. Now I have to use QT to develop GUI programs but the webpage...
View ArticleQt 5.2 + gstreamer support
Hello, I’ve got a Qt application using Qt WebKit to display a webpage which has an HTML5 video tag inside. My problem is playing the video (I use GStreamer). I’ve been struggling with this for a few...
View ArticleiOS user interface idiom
Hello everyone, I just started to deal with Qt for iOS, so can some one help me with next question: How can I detect User Interface Idiom? Should I use QScreen::availableSize() or there are more...
View ArticleHow to discern between user and programming generated events in QtQuick...
I’m doing some tests with QtQuick controls to find out how to use it in a bigger project. I’m controlling a webcam and i want to connect a QML spinbox to a C++ module so i can change the exposure time...
View ArticleDelegates and Instantiator problem.
Hey ! I have a issue figuring out how to dynamically create objects, inside a object of the same type, specifically a menu. my code looks something like this: // ContextMenu.qml import QtQuick 2.1...
View ArticleQML List fetches DisplayRole from model; how can I change that?
I have some QML (that I did not write and to be honest do not understand, but nonetheless need to maintain) code that looks a lot like this: Item { ...
View ArticleQ_DECLARE_METATYPE can not be used in a dynamic load/unload plugin
When I use Q_DECLARE_METATYPE in a plugin, and that plugin will be load/unload at the runtime. When I calling the function at second time load and execute period, the program crashed. How to deal with...
View ArticleWeb services with qt
I make a QT GUI application and now i want i can use it through a simple page.So now did i need to create a web services with QT to get data between them or any different ways to do it.
View ArticleVisual Studio Add-in 1.2.2 for Qt5 can not install!!
Hi! I would like to install “the Visual Studio Add-in 1.2.2 for Qt5”, but the program is freezes in the middle of the installation once, and was forced to stop by power-off. Again, I run the...
View ArticleQT + Taglib 1.9.1 = Fail
Проблема такая: Скачал либу с сайта. Пару дней мучился, но собрал ее в нормальную либу (.Dll и .a). после день мучился, чтобы подключить к проекту. Подключил. Написал код, компилирю – Приложение...
View Articleاستخدام - QT - OpenGL - Linux
با سلام یک شرکت نرم افزاری برای تولید نرم افزاری در محیط لینوکس نیاز به تعدادی برنامه نویس مسلط به QT و OpenGl دارد. برآورد اولیه 3 نفر (مستقل از یکدیگر – عدم محدودیت بعد مکانی ) به مدت 9 ماه میباشد....
View ArticleHow to solve linker problems when QT and boost libraries are using with VS2008.
How to solve linker problems when QT and boost libraries are using with VS2008. Problem :- I installed QT library and boost library in my desktop/laptop. I create new project using QT GUI/QT Console.I...
View Articlesuggestion needed
Hi, I am writing a QML that will read a bunch of rectanges (configuration such as widht, height, color, x, y) from a .txt file , and show it in GridView. I want to keep a option to either fill each...
View ArticleQt 5.1.1. QWebView. ERROR: ICU ambiguous alias warning for encoding:...
Hi, When I close my application I receive: ERROR: ICU ambiguous alias warning for encoding: windows-1251 platform\text\TextCodecICU.cpp(247) : void WebCore::TextCodecICU::createICUConverter() const...
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