Qt 5.0.1-mingw47_32-x86 problem using QWebView on Win XP
I’ve tested :qt-windows-opensource-5.0.1-mingw47_32-x86-offline-2013-01-24-418.exe. It works fine with standard widgets. After adding webkitwidgets, Program.exe don’t want start because of error in...
View ArticleProblem when create an Object : Undefiner reference
Hi all, i don’t understand the problem becuse the “undefine references” error s tu approssimative for debug and in my code is all defined but: QList<Oggetto*>...
View ArticleMinimum Height in QDockWidget widget
Hy everybody (and sorry for my bad english…), I got a mystical behaviour with a QDockWidget (DW) added to my QMainWindow (MW): I got the DW docked , and when I try to hide it by getting the slider down...
View ArticleQDockWidget allowed areas in QMainWindow
Hi everyone (and sorry for my bad english), I have a MainWindow (allow nested, allow tabbed) with 3 DockWidgets created with the designer. The first one that can only be floating or docked on the left,...
View ArticleQtonPi: Can I use the GPIO on Pi ?
Dear all, I am all new to Qt, I would like to know if there are any way that I can use the GPIO on Pi while I am using QtonPi. My project is to build a video/image decoder to transform video/image to...
View ArticleQt Creator license problem
Hi, I would like to modify wizard in genericProjectManager plugin to load files from my own build system. If I do it, I do not think I would be allowed to publish modification. Is is legal to do that –...
View ArticleHow to work : Qt 5.0.0 + MySQL in Windows 8
I just want to share something that worked for me after hours and hours trying to get mysql working with Qt (for those having trouble with it). I’ve started uninstalling every visual studio on my...
View ArticleN9 Haramttan QT App does not start from Icon.
I have an QT / QML app for my Nokia N9 Harmattan (PR1.3) that I need some advice on how to troubleshoot. The app: Starts on the N9 from QT Creator in SDK Mode —> OK Can be launched from the N9...
View ArticleHow to increase Time Out when send request to and get reply from web with...
Hello All, I am developing an application in which i need to get no of backlinks of multiple sites with different proxies. I am using below code in loop to set proxy and send request to and get reply...
View ArticleLibrary to Capture .m4a
I’m doing a audio recorder, and I need to capture “.m4a”, but, to do this I need found a library, I think…So, anybody know where I can get? Or how I do this?
View ArticleSimple print report
Can you advise me about a simple print report, just for create a report with a designer and print it? (with source)
View ArticleHow to call paintEvent
I need to display an IplImage (OpenCV structure) I can’t use QPixmap because I am updating from another thread which gives me an error that it’s unsafe.Now I am using paintEvent I am using Signals and...
View ArticleCreate Processing Thread in Server Class
I have a problem in my server class where I create a thread which is used for processing incoming data, however, once the thread is running it will block the signals from emitting for my socket. Here...
View Articlere-configure / re-compile a subset of Qt5
Duo to this issue [stackoverflow.com] I would like to test the -plugin-sql-mysql instead of -qt-sql-mysql . I don’t want to recompile whole Qt. how do I compile only SQL module? I’m using source...
View Article[SOLVED] Text with outline pen failure
I cannot get some simple text to paint with an outline. I wanted red text with a black outline. So I did this: Dialog::Dialog(QWidget *parent) : QDialog(parent), ui(new Ui::Dialog) ...
View Article[Feature Request] Automatic Class generator
Hello. Few days ago, I went back to C for an old project and I used Code::Block which has an interesting feature that creates the main part of your classes, just by asking you the members, writing them...
View ArticleQProcess becomes non-responsive with negative return value from Windows...
I have the following situation. QProcess (either stack or heap) with appropriate finish and error connections made, call start on a Windows console application. If the application returns a...
View ArticleNew installation of QT5 doesn't work --> cannot find -lGL
Hello, i use Kubuntu 12.04 LTS and Linux Qt5 for (x64). After installing “qt-linux-opensource-5.0.0-x86_64-offline.run” i created a Qt-GUI Project. But even the empty Qt-GUI Project aborts compiling...
View ArticleeGalax touchscreen and Qt5
Hello, I’m using an eGalax touchscreen, trying to get it to work with Raspberry Pi and Qt5. I’ve got it working with X11, but that doesn’t help with eglfs; it sounds like it needs to work with tslib....
View ArticleQtQuick antialiasing
Hi! I’m new to qtquick 2.0 and I’m playing with some examples. Lets look into the example shipped with qt – how to draw bezeir curve. The curve is drawnm but it is not antialiased. Is it possible (if...
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