Item::mapToItem(): wrong returned values
Hi all! I’d like to write my very first message in this forum since the acquisition by Digia and creation of the Qt Project. My problem is that Item::mapToItem(null, x, y) is giving wrong values. As...
View ArticleQScriptEngineDebugger inside my own Widget
Hello Qt community, I’ve been reading some examples regarding the QScriptEngineDebugger, and apparently this script tool shows itself as a new window when some exception occurs while evaluating some...
View ArticleNecessitas deploying error
Hi everyone! I am recently install latest Necessitas SDK on my Ubuntu 12.10. Then create simple app with 1 button and try run it on emulator, but got this error on deploying step: -pre-build:...
View ArticleBest practices on how to implement signal/slot
I have an application that needs to detect when a entity enters in a defined field, you can almost think of it as a collection detection. I have the application setup in the following way: 1) There is...
View Articlewhy my QAbstractTableModel table is slower than QStandardItemModel table?
The table was using QStandardItemModel before, after I learned that QStandardItemModel is always slower than loading a custom model due to the creation of each individual QStandardItem based on book...
View ArticleQT 5.0.1 en WIN7
Hola amigos. Acabo de instalar el paquete de QT 5.0.1 en WIN7 y todos los proyectos que tenia antes hechos para el QT 4.8 dejaron de funcionar. El momento de compilar me sale este mensaje cc1plus.exe:...
View ArticleLabel font antialiasing...
Hi folks, I want to ask you, how to force antialiasing in QLabel component? I am using Open Sans Light font for UI, and, however I set font style strategy, it does not do anything to text at all. Thanks.
View ArticleWhat to do about timers when computer goes to sleep mode..?
For example now its 00:20, i want at 00:22 a function to be called. so i use seconds until 00:22 which will output 120.. what about if in that period of time the user sleeps(suspends) the computer? i...
View Article** افتتاح وبسایت کارشناسان کیوت ایران **
بنام خالق یکتا به همه دوستان قدیمی و جدید عزیزم افتتاح شبکه کارشناسان کیوت ایران رو تبریک میگم. بالاخره بعد از مدتی تلاش بی وقفه موفق شدیم تا امشب 21 بهمن 1391 ساعت 03:30 نیمه شب بوقت تهران نسخه پایه...
View Article[SOLVED]What Module do I need to include in the .pro file to be able to use...
I am trying to run the License Wizard Example that is located in this directory of the Qt SDK install: dialogs/licensewizard/licensewizard.cpp. The compiler is complaining with the following output:...
View ArticleOpenCV با کیوت یا Boost. یا هیچکدام؟
سلام دوستان اینجا کسی تجربه کار با OpenCV رو داره؟ دارم روی یه پروژه پیشرفته Image Processing کار میکنم و میخوام بدونم که با کیوت کار کنم یا Boost و یا اصلا با هیچکدوم. Native کار کنم. اگر کسی قبلا این...
View ArticleAvoid QTreeWidgetItem to have children
Hi, I have been working with QTreeWidget and QTreeWidgetItem and I have had some problems to be able to drag&drop QTreeWidgetITems form a QTreeWidget to another. Anyway I found a way to do it...
View ArticleFile hosting with multiple file servers
hi , i want to create a file host with multiple servers to keep file , its my idea and i need to know its possible ? and what QT give to my to do this ? i want to create my own protocol between client...
View Article[SOLVED]Qt 5.0.1 for Linux x64 - Qt Creator needs compiler!
After downloading Qt 5.0.1 for Linux x64 I got this error message when I tried to build “Hello world” application! :-1: error: Qt Creator needs a compiler set up to build. Configure a compiler in the...
View ArticleOpenGL (GLES 2)
I am programming on Qt 5.0.1 with GCC, and i have a little problem. I want to use standart openGL functions like glMatrixMode and etc. but i found that during linking opengl widget uses gles lib, not...
View Article[SOLVED]Unable to find a Qt build! To solve this problem specify a Qt build
Operating System: Windows 8 Qt Version: 5.0.1 (MinGW 4.7) IDE: Visual Studio 2010 Hi, I am trying to get Qt working within Visual Studio 2010. I installed Qt and then the Visual Studio Add-in....
View ArticleQtWebView + Javascript Visualization Library
Hi all, had this posted in the wrong forum folder so sorry for the duplicate … So D3 [github.com] is a visualization library written in javascript for data visualizations on the web. The goal is to try...
View ArticleQt OpenSource 4.8.4
When installing I get an error saying: —————————————- Qt OpenSource 4.8.4 Setup —————————————- There is a problem with your MinGW installation: g++ not found in C:\MinGW\bin\ Do you still want to...
View Articlehow to dock the QDockwidget in the center of the from in code and also let...
how to dock the QDockwidget in the center of the from in code and also let the user do it with the gui? I did have trouble wording this question. Thank you from taking you time to read this.
View ArticleFound an error in the Qt assistant help (Version 5.0.1),any idea where this...
In the License Wizard Example of the help ,the nextId() method of the ConclusionPage class should have been written as follows: int ConclusionPage::nextId() const { return -1; }...
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