Top "Qt" questions

Qt is a cross-platform application development framework widely used for the development of application software that can be run on various software and hardware platforms with little or no change in the underlying codebase, while having the power and speed of native applications.

Qt: can't find -lGL error

I just reinstalled QtCreator, created new project (Qt Application) an got this after compilation: /usr/bin/ld: **cannot find -lGL** …

c++ qt compiler-construction qt-creator ubuntu-13.04
Qt static linking and deployment

I am trying to deploy(release to public) a simple qt application I made recently, but got stuck at static …

windows qt deployment static
How do I set the background color of a widget like combobox or double spin box?

I am trying to set the background color for a double spin box, and I am not sure what function …

qt qcombobox qspinbox
What should I choose: GTK+ or Qt?

Can someone suggest what's the best uses for those libraries today? Is it just GUI, or do they have database, …

linux qt gtk
QDialog exec() and getting result value

I have subclassed QDialog to implement functionality similar to QMessageBox ( I needed this to allow for customization). It has a …

c++ qt qdialog
How to emit cross-thread signal in Qt?

Qt documentation states that signals and slots can be direct, queued and auto. It also stated that if object that …

c++ qt signals-slots qt-signals
How to create a bold, red text label in Qt?

I want to write a single, bold red line in my application using Qt. As far as I understand, I …

c++ qt text richtext
Qt Creator needs a compiler set up to build. Configure a compiler in the kit options

I Have Installed Qt Creator5 with latest binaries. but when i am running any program it is giving me this …

qt qt-creator
How to print string literal and QString with qDebug?

Is there any easy way to get the following work? I mean is there any helper class in Qt which …

c++ qt qstring qdebug
Undefined reference to vtable. Trying to compile a Qt project

I'm using Code::Blocks 8.02 and the mingw 5.1.6 compiler. I'm getting this error when I compile my Qt project: C:\Documents …

c++ qt qmake