Looking for Scene Graph Examples That Don't Use C++
It was recently suggested that I use Scene Graph instead of Canvas for building 2D graphic apps with QML and JavaScript. However, all of the Scene Graph examples I found use some or all C++ and I’d...
View ArticleNetwork of Nodes/Arcs with Scene Graph
I found an example of a network of nodes and arcs called elasticnodes that uses Graphics View. Is there anything similar that uses Scene Graph? Are there any node/arc examples using Scene Graph?...
View Article[CLOSED] Model-View Graphics Technology?
Do the model-view classes use graphics view, scene graph or some other graphics technology? Thanks. Steve
View ArticleQt design objects keep going back where it was!
hi, i just started and i was reading tutorial, first when i pulled rect it went back or disappear after few seconds , now after im done editing it, it goes back where ever it was,and however it was!...
View ArticleLanguage transulation
I am beginner to Qt5.1.0.mingw48_32 .I am writing in Qt5 creator c++ GUI programming. i dont know about QtQML. Can any one tell how to change input string(in English) which has taken from “Qline edit”...
View ArticleWindows 7/8 winextras - QWinJumpList in Qt 5.2
There seems to be no posts covering winextras in 5.2 and i can’t make it work, so: documentation includes examples for jump list having .begin() function, which doesn’t exist in 5.2, i was wondering if...
View ArticleQSqlField to UTF-8
Hi, I’m doing queries that return strings with characters like Ñ, é, á, etc; but instead of that characters, I got another symbols that looks like trash at my interface. With Qt4.8 I fixed with this...
View ArticleDragDrop, QMimeData problem
Hi, I am using QMimeData .userData() function to set a pointer to a custom object directly in a QMimeData object. This is working fine so far, but since I use that method, when I close my application,...
View ArticleHelp needed with Android Action bar
I want to open up a popup when a action bar button is pressed. I’ve got a QMainWindow with a QMenuBar and the button with three dots appears in the action bar. The idea is that I would press that...
View ArticleResizing a control with the mouse
Hi All, I’m new to QML, sorry if I ask something that’s already answered, but I couldn’t find it. I’d like to have a control (a Rectangle containing a TextEdit) which shows the usual triangular sign in...
View ArticleBuilding with Qt 5.2.0 under Ubuntu 12.04 compiler flags problem to resolve
Hi, Can anyone guess how to resolve next problem: When I build Qt 5.2.0 Widget application: I get: 22:37:59: Running steps for project apptest2… 22:37:59: Configuration unchanged, skipping qmake step....
View Article[SOLVED] Linking Crypto++ with Qt 5.2 (OS X Mavericks)
Hi, I’m trying to link a third party cryptographic library “Crypto++ 5.6.2” with my QT project however I keep getting the following error ld: symbol(s) not found for architecture x86_64 clang: error:...
View ArticleQtCreator - incorrect error highlighting on TableView {anchors.fill: .....}
I’m developing a desktop app using Qt Creator. In the QML shown below, the ‘anchors.fill’ in TableView highlights as an error. It still builds and runs correctly, any idea as to why this is happening?...
View ArticleTwo For One : Playing YouTube Flash Videos + Proxying / Changing Local IP Used
Hey there! Let’s see if you can shed some light on my problem. [C++ with Qt 5.2, using Qt Creator] Situation: I’ve got a PC with several local IP addresses assigned, let’s say .1 to .100. The router...
View ArticleCreating QActions on the fly for history
Hello everyone, I have been working on the ‘history’ feature of my web browser, and I have hit a bit of a wall. I have a menu called HistoryMenu, inside HistoryMenu would be QActions for each history...
View ArticleExtending QtQuick.Controls ApplicationWindow to set OpenGL format
Hello everyone, I am trying to write a simple OpenGL desktop application using QtQuick with QtQuick.Controls. In particular I want to make use of the MenuBar, StatusBar, ToolBar etc. features defined...
View Articleqmake now uses libs in i386-linux-gnu folder, how to fix?
Hi everyone, I’ve the problem described in the title, I’ve a compiled versione of Qt5 for arm (compiled in ubuntu 9.04) and I’ve moved the compiled qt folder to another machine with Ubuntu 13.10,...
View Articlehelp : Segmentation fault when using a 3rd library
I am a windows user and new to Qt with mingw32. Now I’m trying to use a library ‘smile’ (which builds up a bayesian network and then do references), I have put everything including .a file and .h file...
View Articlehelp : Segmentation fault when using a 3rd library
I am a windows user and new to Qt with mingw32. Now I’m trying to use a library ‘smile’ (which builds up a bayesian network and then do references), I have put everything including .a file and .h file...
View ArticleQTreeView - update parent item
I have a tree (QTreeView) in my program. It looks like QtDesigner property editor when parent item text contains text from children, for example Point: (100,200) x: 100 y: 200 so, I need update parent...
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