i can't get monito's depth?
i have two monitos,i want to get two monitos’ depth, so i write this: QDesktopWidget* desktopWidget = QApplication::desktop(); int nMonitorCount =...
View ArticleQT 5 and Freescale IMX6Q
Hello, i hope someone here can help me. I have a Problem by the installation. Warning: Disabling pkg-config since PKG_CONFIG_LIBDIR is not set. Note: PKG_CONFIG_SYSROOT_DIR automatically set to...
View ArticleQT 5 and Freescale IMX6Q
Hello, i hope someone here can help me. I have a Problem by the installation. Warning: Disabling pkg-config since PKG_CONFIG_LIBDIR is not set. Note: PKG_CONFIG_SYSROOT_DIR automatically set to...
View ArticleMemory leak detection in QT
I ma developing application using QT Creator in QT. I used to use Visual Studio 2010 for developing. Visual Leak detector is good at reporting memory leaks for Visual C. I tried searching for such a...
View ArticleUnderstanding results from dr. memory for a QT application
This question might not fall completely under this category………….I did not know about any other forum for asking this question. Is there a way to graphically represent results from dr. memory for a QT...
View Articlesending a QImage between threads
Hi all, my aim is to use a thread to process QImages, and when the QImage is processed calling this->update() and painting the QImage using painter.drawImage(framePos,putImage(frame)); is it...
View ArticleDefault install directory cannot be changed
I want to control where Qt 4.8.5 is installed on my development box (Centos 6.2), but it appears that the -prefix switch for ./configure is being ignored. When ./configure is finished it advertises...
View ArticleQt 4.8.5 ARM cross compile error (cannot find -lbootstrap)
Hi, I have been wrestling with this for two days, scouring internet, and so on. Not the first time I’ve cross compiled Qt for ARM either, but something is haywire with this release – before I file a...
View ArticleOctave(matlab GNU) e Qt
Em minha busca por informações sobre OpenCV e manipulação de imagens, tenho encontrado em muitos foruns pessoas indicando matlab para manipulação de imagens e VC. Dizem ser a ferramenta imbativel para...
View ArticleQt5 OpenGL sanity check
just started updating all my OpenGL demos to Qt 5 and want to check a few things I can’t find documented. In Qt4 the initializeGL function is called once after the ctor, and I usually use this to setup...
View ArticleQt on Android, Adding directories to libs
Using other threads on this board as reference, I was able to add other native shared libraries to an Android project by adding the lib files to android/libs/arch in the project directory and editing...
View ArticleQtVerbalExpressions
Hello folks, I’ve ported the project VerbalExpressions [github.com] to Qt— [github.com]. Hope it will be useful for someone []‘s
View Articlebugreports.qt-project.org is down!
Guys since 5 hours till now I get 502 Error; I wonder does Jira is down?
View ArticleQGLView and QGridLayout
My application has a main window divided into 4 views using which are derived from QGLWidgets and that all works great. I’m currently experimenting with QGLView and noticed i can no longer add these to...
View Article[solved] Using dll results in makefile which will not work
I created a minimal Qt Widget project with the wizard. Then I copied the folder with the dll and lib I want to use to my project folder. After that I added the lib to my pro file. This looks like this:...
View ArticleAn annoying problem about QSerialPort usage
Hello everyone, I have a strange problem, I design a application, one part of code of this project like following: while(serialPort->waitForReadyRead(30)) { ...
View Article[SOLVED] Qt5 Android: QML & C++ communication
Hi, I’M trying to adjust my existing QML/C++ app for Android and have following problem: this is my exisitng Qt4 code which works on win32 & linux x86/x86_64: QObject * btn =...
View Article[QWizard] How to disable the Next button in a wizard until a certain...
Hi all I was wondering how i would disable the Next button in a wizard page until i have set only four checkboxes checked or clicked them among a bunch of other checkboxes in the wizard page?
View ArticleQQuickView vs QDeclarativeView
Hi, I’m developing a modular desktop environment with a QML frontend and C++ backend, intended for use on Linux desktops. The desktop itself doesn’t provide much functionality, except the ability to...
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