SAPI: Qt application is not "speaking"
Please have a look at the following code main.cpp #define _ATL_APARTMENT_THREADED #include <atlbase.h> //You may derive a class from CComModule and use it if you want to...
View ArticleSegmentation fault when deleting a QSslSocket with delete / deleteLater()
Hello there, I have a big problem with the QSslSocket. I’ve developed an multithreaded application where a QTcpServer runs in the main thread, and the QSslSocket runs in the Thread. Everytime a new...
View ArticleWhat is this Error and why it happened?
Hi you can see the error in this picture : Your text to link here… [up.download.ir]
View ArticleIs there a simple way to access pixels of an image informations and...
Hi dears I want to know in an image I have loaded in my program , what are the values of RGB of every pixels? Is there a simple way for it in Qt or I must use some libraries like OpenCV? Thanks a lot
View ArticleTo Display Video Frame on QML
I am using opencv to display video frames from web cam on Qt gui. Now I have planed to display it on QML window(without Qt gui). I was trying to use qdeclarative view but I didn’t succeed. I am...
View ArticleQt Creator suddenly confused debugging on Windows 8
Hi, For a few months I’ve been using Qt Creator 2.7.0 happily on Windows 8. I’m using MSVC 10.0 compiler (x86) and cdb found in C:\Program Files (x86)\Windows Kits\8.0\Debuggers\x64\cdb.exe, with Qt...
View ArticleКуда делась команда: setResizeMode
Люди прошу помощи. стояла Qt 4.8 поставил Qt 5 теперь прога ругается что нет: setResizeMode было так: horizontalHeader()->setResizeMode(0,QHeaderView::Stretch); все работало. (раньше) заменил на...
View ArticleHow to use gSOAP with Qt for Web Service Client
i was following http://qt-project.org/wiki/How_to_use_gSOAP_with_Qt_for_Web_Service_ tutorial but i when i execute wsdl2h program i get this error : An error occurred while parsing WSDL or XSD from...
View ArticleQT Creator + Android
Доброе время суток! подскажите пожалуйста а есть ли гденибуть описание как настроить QT Creator под компиляцию под андроид.
View Articlewhy this program doesn't work?
Hi This code runs with rgb colors but when i change it to cmyk , it doesn’t work . why? QImage...
View Article[Solved] Reading windows registry values using QSettings
Hello, I’m using QML and C++ for a small application with a custom interface. This is the first time I’ve used QML and so far I’m really pleased with it (learned a lot, too). Unfortunately, I stumbled...
View ArticleComo eu faço para criar templates de projetos?
Queria criar/editar um template de criaçao de classes do qt creator,,, alguem sabe como fazer isso?
View Article[Solved]QT5 configure script problem in MinGW
Hi, On running the configure script for starting the build process i am getting the below error: Administrator@VALUED-7ZSFP29H ~/qt_repo/qt5 (stable) $ configure -developer-build -opensource -nomake...
View ArticleQ_FLAGS in namespace causes QtCreator to mark line as error
Hi there, just stumbled on something strange in my code. I have a namespace, in the namespace I define an enum for a QFlags type, so there’s something like this: namespace Test { enum MyEnum...
View ArticleProblem with my WriteFunc for QSettings
Hi everyone ! I’m here because I have some problems with WriteFunc for QSettings. I’m trying to use a XML file for QSettings but my problem is that the QIODevice given by the function call is empty....
View ArticleORM for Qt
Is there any LGPL library for Qt? and is there any plan to make ORM available in Qt? PS I found QxOrm [qxorm.com] but recently they changed their license to Proprietary license which conflicts with...
View ArticleHow to get the FBO of the main window surface of QQuickView?
I’ve been trying to gain access to a quickview FBO but with no success, the pointer returned is always 0. The doc says: The default is to render to the surface of the window, in which case the render...
View ArticleQTcpSocket problem reading large data.
Hi, I’m having strange difficulties to read large data. Strangeness is that, when I send small data, it reads successfully, but when I send like 44kb of data, server crashes under release mode, but in...
View ArticleQuestion about Qt classes.
Hello, guys. I’m newbie to Qt programming and noticed that there are several classes “owners” of this API, as QString instead of String class basic c++. This feature affects the performance of the...
View ArticlegrabKeyboard troubles
I have a main window with a big OpenGL widget that I manipulate 3D objects in. Some of this manipulation is done with keyboard presses so I grab the keyboard in enterEvent and release it in the...
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