How to create a simple class in QT ?
Hi everyone,i’m trying to make a c++ program in qt,but i dont want to use Gui in this moment. Can anyone explain me how to create a simple that ,that would be like the other classes that I may create...
View ArticleHow to QML Graph layout ?
Hello, Let’s talk “graph visualization” : I’ve a list of “Nodes” (QQuikItem derived) that must be spread and organized within a squared area. An external graph layout engine computes the position of...
View ArticleJak zacząć QML czy Qt ?
Cześć, jestem nowy na forum i jeszcze wszystkiego nie ogarniam. Qt wraz z QML jest dla mnie dość nowe i ciekawe. Jednak nie wiem jak zacząć i od czego. Czy mógłby mi ktoś doradzić czy lepiej zaczać od...
View Articlehow to reimplement protected function of the child widget in form file .ui?
how to reimplement protected function of the child widget in form file .ui?
View ArticleSyntax question : How to differenciate several meanings of the symbol &...
I’m learning how to understand Qt documentation. And i understand the first parameter of the function addTab(), but don’t understand the second one : Here is the function: addTab ( QWidget * page,...
View ArticleHow to write metadata to a file and read it again?
I want to develop application for monitoring the changes occurred on a folder and all its sub-folders which include moving, deleting, copying, deleting and adding (by saving or adding from a place out...
View ArticleRotating Items
I’m really new at C++, and this Qt thing. I’m trying to create a GUI Application, to plot some graphics. I’m aware of QGraphicsView, and I’ve made my own graphic (with grids and stuff), it’s pretty...
View Articledisable visual studio warnings
We treat warnings as bugs and our policy is that our own code has to build cleanly, so I need to be able to spot warnings about my code. When I build our qt based project in visual studio 2010 I get...
View Articleerror: no matching function for call to 'QSqlQuery::addBindValue(std::string&)'
I have this code include <iostream> include<QSqlDatabase> include<QSqlQuery> #include <hyrje.h> using namespace std; class Votuesi { private:...
View ArticleNeed help to make a smooth animation
Hello, I am working in my first QML application and need some help with an animation. The app starts with two centered icons and, when you click on them, they are supposed to move to the top left...
View Articleاستخدام برنامه نویس کیوت
سلام. تیم ما برای 2 یا 3 ماه آینده به یک یا دو برنامه نویس احتیاج داره. تخصص های مورد نیاز: مسلط به ++C مسلط به کیوت در سطح Core و GUI (بویژه Core) مسلط به JavaScript و HTML (ترجیحا HTML5) و مسلط به...
View Articleunknown module : multimedia
Hello ! I’m running ubuntu 13.04 and i’m using qt5 . I want to make my application play a small .wav file at a certain event but for that i found out that i need to include the multimedia module but...
View ArticleQt5 OS X menubar empty menu-item not hidden
I’m using Qt5 on OS X 10.8 and I’m creating an application with a menu bar in Qt Creator. Placing items like `Quit` or `Preferences` in the application menu works by specifying the `menuRole`...
View ArticleQMake gives dirty env vars to XCode.
OS X 10.8 While setting up a Qt 5.1 Beta iOS project, I moved QTDIR and Creator got infuriated at me. It didn’t calm down until I restarted OS X, and now XCode is complaining about similar things as...
View ArticleHow to lock any keyboard-mouse action from the user?
2-3 years ago i have seen in my school a Windows application, which made the admin’s screen be shown at all of 10 computers that were on that local network.. Not only show admin’s screen but also lock...
View ArticleQML ListView and QSqlTableModel
Post 1/2 (exceeds the 6000 character limit) Hello, I am still new to QML and I have a problem trying to use a QSqlDatabase and QML ListView. I’ve searched the forum but can’t find a solution. The...
View ArticleSerial Port usage
Hello everyone, I’m almost new to Qt. I want to make simple Terminal. I installed Qtserialport on Qt(qt-project.org/wiki/QtSerialPort [qt-project.org]). But I got many errors during build the example:...
View ArticleParticular WinAPI-function "not declared in this scope"- others work. -Qt5.1
Hey there, Since I use a (static) build of Qt 5.1-beta1 I find myself confronted with strange compiler errors. With previous versions, my program compiled and ran just fine; using the current beta, the...
View ArticleQtCreator cant find includes
Hi, I have installed QtCreator and made an embedded version of Qt for the beaglebone. My system specs: Linux Ubuntu 32bit qt embedded 4.8 qtcreator 2.7.0 The QtCreator cant find the includes, but the...
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