QGraphicsView & mouse events.
Hi Great Gurus of C++ and Qt, I`m run in a new problem in my Qt learning quest ,like a blind horse charging a brick wall. Ok to the point, I trying to create a small simple graphic program, to draw...
View ArticleCan I have Qt 4.8.1 and Qt 5.2.1 IDE's in Ubuntu?
Hello everybody! I have Ubuntu 12.04 LTS, with Qt4, version 4.8.1. It’s installed from official repositories with all its associated environments (Qt Creator 2.5.2, and Qt Assistant + Qt Linguist + Qt...
View ArticleHi, Binding .DLL file to an .EXE
Hey, im new here, and i dont know if im in right place to ask this. But how do you bind an .DLL to an .EXE? Like Injector, but without those browsing thingies. So i run my .EXE, it AUTOMATIC runs .DLL...
View ArticleTwo QAbstractListModels in One QAbstracListModel?
I have created two different QAbstractListModels and now I want to put those two QAbstractListModels into one QAbstractListModel and be able to access my two QAbstractListModels from my one model in...
View ArticleOpenOffice Base connection
I am trying to connect to an OpenOffice Base database. I can successfully connect to an Access database. But when I try an OpenOffice, I get “[Microsoft][ODBC Driver Manager] Data source name too long...
View Articleshow content of xls python
Hi try to show the content of a xls file , in a listview, but i dont know how. someone can help me? Thankyou
View ArticleAuthentication failure
Hi, I am implementing cloud support for our application, where users can log on and we manage permissions of data based on that logon. The last couple of days, I am having issues authenticating. Some...
View ArticleVideo qml element only plays mp4 on arm linux?
I tried setting the source to a wmv, avi & mov clips that work in a Windows environment, however, the only one that works in arm linux seems to be mp4?
View ArticleHigh CPU usage while playing a video on Arm Linux
Playing a clip in the Video qml element jumped the application’s cpu usage to 78% Is there anyway to diminish it?
View Article[SOLVED] How to copy all QML files to QML Plugin install folder
Hi everyone! I never needed this, but today I faced with necessary to copy my QML files of Plugin library to installation folder. This is how looks my ‘*.pro’ file of plugin. TEMPLATE = lib TARGET =...
View ArticleQt 5.2.0 Pytanie związane z directX 11
Witam, Ostatnio postanowiłem przenieść swoją aplikację stworzoną w winapi i directX 11. I tu taj pojawia się pytanie jak zrobić żeby Okienko stworzone w Qt wyświetliło scenę stworzoną w directX 11
View ArticleExchange char buffer between Qt c++ and QML
Hello, I am quite new to QML and face a problem when trying to draw a chart from a char buffer. I use QML as GUI frontend and connect the backend application written in Qt C++ via signals and slots to...
View Articleupdating a local db from the web
I’d like to write a small app for android that should be used mostly when there is no way to have an internet connection. Before leaving office/home I start the update and then go use it. What I don’t...
View ArticleWhat thread rules for Scene Graph with OpenGL?
Hi, I am trying to find out how threads works in the graphics scene . Using the Scene Graph – OpenGL Under QML [qt-project.org] example. It’s a QQuickItem with OpenGL within its paint function. Reading...
View ArticleConcat QQmlListProperty representations in QML
This is my situation: I have class A with property which is the list of objects of class B. Here it is: class A : public QObject { Q_OBJECT ...
View ArticleCannot get "evaluateJavaScript" to update element in HTML
I have a HTML page which shall contain dynamic contents, which looks like this: <html> <head> <meta...
View ArticleOnline installer broken?
Just tried installing Qt 5.2 on two different machines, windows 7 ×64 and ubuntu 12.04 ×64, and the online installer doesn’t seem to work. On linux I get an error “could not download meta information...
View ArticleIs there a property editor widget ?
Hello, I need to use a property editor in my apps, and I know there’s this one [qt-apps.org] but I would like to know if anyone knows another one ? Thanks
View ArticleQGraphicsVideoItem plays media but not QVideoWidget
Hi, I’ve tested the two qt multimedia examples (see below) but only the QGraphicsVideoItem example works not QVideoWidget example. I’ve installed all the necessary libraries and plugins. I’m not...
View Articleqml video play rtsp stream -- Unresolved error code
i working on Windows 7 32 bit and Qt quick 2.0 i’m trying to play a rtsp stream with qml but i keep getting this error: DirectShowPlayerService::doSetUrlSource: Unresolved error code 800c0008 this is...
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