How can I instantiate a daemon application in linux to startup automatically...
Hi, I want to make my console base Qt (5.2) application running as a daemon in my ubuntu linux(64bit) environment,I have successfully compiled the sample code “httpserver” that comes with QtService But...
View Article[Android] [Qt 5.2] List widgets on Android and scrolling by touch gesture
Hi all I’m currently testing Qt working on android and I’m quite satisfied right now. My testing app use a QListWidget control and now I’m looking for a way to scroll up and down the list using touch...
View ArticleErrors while compiling Qt Creator 3.0.0 on CentOS6.4
Hi, I successfully managed to create a Qt 5.2.0 build on my platform, and I am now attempting to create a Qt Creator 3.0.0 build. I keep getting the following errors and have no clue what it means and...
View ArticleQt5 QWebView not properly responding to touch events
I’m using a simple kiosk web browser called WCGBrowser [github.com] written in PyQt5 using a QWebView, running on a Debian Testing machine with Qt5 version 5.1.1. The computer’s only input device is a...
View ArticlePainting on QPainter different results on Windows, Linux and Mac
Hi, i want to paint a rectangle of 100mm x 100mm on a QPainter (or printer or what else). Somehow the results on the screen differ on Windows, Linux and my Mac machine. I wrote two transformation...
View Articlesome questions about accept() and ignore() of event
for example, we overwrite the fonction void mousePressEvent(QMouseEvent *event) for a class. if we write: event->accept() it means that this event is handled here, do not pass it to others. if...
View ArticleQtWebKit interim files and release doesn't get created in specified OUTPUT...
I am building qtwebkit 2.3 with commandline as, WEBKIT_OUTPUTDIR=`pwd`/qt485-rpi-qpa ../qtwebkit-23/Tools/Scripts/build-webkit —qt I am expecting it to create interim files and release output in...
View ArticleUI Crash when pressing the GUI while destroying to recreate then
When we keep pressing button (or whatever) of the UI at the touch screen while destroying the widgets, to recreate the UI with new parameters, the UI always crashes. By remote debugging the UI : In the...
View ArticleKeyboard events inside a QQuickPaintedItem/QQuickItem
Hi all, I was writing an OpenGL widget (which is working fine), and I got mouse events working great – but am having a terrible time getting keyboard events to fire/register. I have overridden...
View ArticleUsing Qt 5 with VS 2012 Express, and managing different QTDIR
Hi everyone, I am currently using VS 2012 Express for development and have recently installed Qt5.2 ( for MinGW and all versions of msvc2010/2012 ). I have a 32-bit library for which I want to use Qt...
View ArticleRunning a video with QMediaPlayer : undefined symbol
Hi all, I’m trying to run a simple application that plays a video with Qt Multimedia but i got the following error : (TestMultimedia:17734): GStreamer-WARNING **: Failed to load plugin...
View Articlercc crash building Qt 5
Hi all. I’m new here but I have years of experience in Qt. I’ve built Qt 4 many times without problems but Qt 5 seems more complex. I’m trying to build Qt 5 with Visual Studio 2008 SP1 and Windows SDK...
View ArticleTransparent QWebView with Qt5
We used to use trick http://blog.qt.digia.com/blog/2009/06/30/transparent-qwebview-or-qwebpage/ to make QWebView transparent with Qt4 as following, but same code give us blank background with Qt 5.2....
View ArticleQSettings - get setting value of form x,x|x,x|x,x|x,x| fails
I am using QSettings to parse an ini file, which works fine except for one particular entry in the ini file (which I don’t control). [Key] KeyValue=7,10|4,6|3,3|2,2| using QSettings settings(cfgPath,...
View ArticleProblems with a downloader-class
Hello! We want to extract some information from the web by creating a class “downloader”. The problem is that the download works if we calls the member function from main.cpp, but it doesn’t work if we...
View ArticleConvert listelement role to string
Hello all.Can someone show me how to convert listelement role to to string.I post the example i use to get the string but only the first listelement is succesful.The rest not. Model.qml ListModel {...
View ArticleNo Cursor KeyEvent to WebView
Hi I am getting key events by an external interface that need to be carried out by a WebView. This works perfect for Key_Tab and Key_Backtab for instance, but not for the Cursor Keys...
View ArticleTela de login do facebook não aparece na Webview.
Olá, Postei no fórum geral um problema que tem me tomado muito tempo, e como meu inglês não é muito bom, estou postando aqui também. Estou fazendo um projeto em que preciso exibir a tela de login no...
View ArticleRead a file and distinguish CR/LF and LF char
Hello everybody Happy new year all of you! I come here because I need some help about file reading. Actually, I have a program that read a file through QTextStream. But now, I have to distinguish CR/LF...
View Articlethe application has stopped unexpectedly. please try again
hi all !http://i.hizliresim.com/KdqWVD.jpg()! anyone help me ?
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