GUI and Batch plotting
We want to implement a visualization program that can provide the user with a full-featured GUI to control a scientific plot (probably using a Qwt object). The program must also work in batch mode...
View ArticleUsing qt widgets as texture in 3D
Inspired by the wolfenqt demo with the browser walls I wanted to embed widgets into a game with min. effort using qt for the game ui to prevent from writing an own ui framework and getting all the...
View Articleread data RS232 without pooling
i read data from RS232 in a for loop.this has no good performance.i want don’t have a for loop instead of that there was a thing like event that when data is receiving it fire. is this possible? for...
View ArticleDiferencias al imprimir pdf entre Qt4.8 y Qt5
Hace un tiempo hice una pequeña aplicación en C++ que lee un arcivo .csv y a partir de ahí imprime (genera un pdf), el que a su ves se imprime en tarjetas plásticas del tamaño de las trajetas de...
View ArticleOSX: failure to build qtdeclarative due to incomplete QtV8 framework
https://bugreports.qt-project.org/browse/QTBUG-26111 This bug appears to have made its way back to the builds for osx. I am running mountain lion, and its reproducible by, git clone...
View Articlehelp in starting
Good morning to all, I need to develop C++ applications and design GUIs for the industry that I work for. Industrial environments are usually not up to date, since they are using tried and tested...
View ArticleEclypse and Qt5 on linux
Hi, Is there an eclypse plugin for Qt5 like it was for Qt4? Or can I use the qt4 plugin for Qt5? In case there is non. Do i need the plugin for debuging and compiling qt projects in eclypse or can i do...
View ArticleWhy I get this Error ?
Hi I have tried some OpenCv examples on Qt , but some of them gives this Error to me :
View Articlehow to add new source and header file in existing project
i am very new to qt.i have one main window and on that main window i have created 3 layers of widget.in each layer i want to draw something using paintevent. i want that each widget should have my...
View ArticleHow to call my physics simulation timestep function?
Hello, currently I’m working on embedding the rigid-body physics engine ODE and OpenGl3 into Qt. I want my object hierarchy to look like the following QApplication -GLWidget (draw scene, user input)...
View ArticlePackaging Error: Command 'ant clean debug' failed.Exit code: 1
I have manage to compile Qt5 for android and now i try to run a simple “Hello world” but i have this error error: [install_target] Error 126 (ignored) error: Packaging Error: Command ‘ant clean debug’...
View ArticleIs it safe to store QMetaObject for later use ?
Hi, I wonder if it is safe to store a QMetaObject struct returned from staticMetaObjec from a Template type: QMetaObject metaObject=reinterpret_cast<T>(0)->staticMetaObject; I want...
View ArticleHow to Increase Scroll Button Size in QGroupBox
Dear Friends, How to increase the Scroll button size in QGroupBox when we have more tabs…it will show scroll button.. i want to increase the size of that button. Is there is any stylesheet formats.
View ArticleQtWebKit and perspective for future development
Hello guys! I hope to get some answers/advice/help from Qt community) Our company is about to start big project and we think to use Qt like our core technology. This project is somthing like browser...
View Articledefining constants for use in qml
Hi I am just getting started in qml. I have some c++ bindings in QML and i have some function like Myqmlhelper.getiovalue( 40,15) that i call from QML So i would like to now if qml supports declaring...
View ArticlePaid Tutoring over Skype (Qt 5.1 Android, Playbook)
Hi, i like to have a tutorial over Skype to help me build and deploy a simple hello world (Qt 5.1 QML) app on an android device and a blackberry playbook (i have the files for the developer mode) and i...
View ArticleModule Dependencies Qtjsbackend and Qtdeclarative
So when I was building Qt 5.1.0 I noticed that these modules needed to be built, so that the Android and the Blackberry QtCreator 2.7.1 Templates would run. Can anyone explain why ? does it have to...
View ArticleHow to cut an image into small (not rectangular shaped) parts?
Basically i want to make a little puzzle game, therefore i need to take an image and cut it into little puzzle parts. Now the problem is i have no idea how to achieve this and need some hints into the...
View ArticleApply Changes on Save Doesn't Work When Using a Window Element (Qt Creator...
If I use a Window element in my qml file, Apply Changes on save is grayed out in the debugger toolbar. Additionally the window element isn’t recognized as a valid element. Any solutions? Thanks
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