Qt is a cross-platform application development framework, particularly for GUI programs. It is widely used and well-documented; championed in the past for mobile-phone apps.

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77
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14answers
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Why aren't more desktop apps written with Qt? [closed]

As far as I know and have understood in my experience with Qt, it's a very good and easy to learn library. It has a very well designed API and is cross-platform, and these are just two of the many ...
27
votes
9answers
4k views

Qt's future in the light of Nokia-Microsoft partnership

In case you missed it, a lot has happened in the last two day that could potentially impact the Qt framework, for the worse. :-( It will impact the mobile sector in several and probably not currently ...
22
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8answers
8k views

Is Learning C++ Through The Qt Framework Really Learning C++

The problem I have, is that most of the C++ books I read spend almost forever on syntax and the basics of the language, e.g. for and loops while, arrays, lists, pointers, etc. But they never seem to ...
16
votes
7answers
1k views

To rewrite or slowly refactor old C++ project [duplicate]

Our team has recently inherited a relatively large project from another company (~250k lines). It was developed using C++Builder and we intend to port the Ui side to Qt. Most of the Ui code is ...
11
votes
3answers
3k views

QT-C++ vs Generic C++ and STL [closed]

Been brushing up on my C++ lately, on Ubuntu QQ. I love the Qt framework for everything, especially building GUI's. I became quite familiar with it when using PyQt over the last few years. When ...
9
votes
4answers
974 views

What are the dangerous corners of Qt? [closed]

There's nothing perfect under the sun. Qt is no exception, and it does have limitations: we can't use pixmaps in a thread other than GUI, we can't use QImage with 16-bit-per-channel image format, ...
8
votes
6answers
1k views

How can I get more programming experience [closed]

I am going to be a third year computer science student and I have read Head first Java, Head First C, and I am currently reading C++ which is the language that I like the most since it has a good ...
8
votes
2answers
9k views

Open source projects, how to choose?

I would like to join an open source project since I think I am good enough at programming to progress onto reading others code and to modify it. But the problem is, how would I choose an open source ...
7
votes
3answers
9k views

Cross-platform desktop programming: C++ vs. Python [closed]

Alright, to start off, I have experience as an amateur Obj-C/Cocoa and Ruby w/Rails programmer. These are great, but they aren't really helpful for writing cross-platform applications (hopefully ...
7
votes
2answers
3k views

How big a problem is Qt's cross-platform GUI? [closed]

I read something on this site saying that Qt's GUI being a big problem that stop programmers from using Qt. They say the problem is that the GUI don't look native, and they are inconsistent. I ...
7
votes
3answers
358 views

Architecture of interaction modes (“paint tools”) for a 3D paint program

We are developing a Qt-based application to navigate through and paint on a volume treated as a 3D pixel graphic. The layout of the app consists of three orthogonal slice views on which the user may ...
6
votes
6answers
437 views

Can a small team enter .NET world while most of them are working on OpenSource languages?

We are a team of about 15 employees, in a non-IT enterprise. Today, we mainly develop websites, using PHP, MySQL, etc. We run a bit less than 100 linux servers on ourselves. But today, we are ...
6
votes
4answers
1k views

What are some standard design methods to add GUI to a command line app? [closed]

I have an embedded linux c application that runs with a simple CLI. I am now tasked with creating a GUI that accomplishes the same functionality as the command line program. I am not an accomplished ...
5
votes
2answers
2k views

Why are all desktop environments but KDE using GTK? [closed]

I recently did some hacking with Qt, and found it quite pleasant. Then I switched distributions on my laptop a couple of time, and noted that only KDE is using Qt, all the others are using the Gnu ...
5
votes
1answer
322 views

Deploying Qt-based app on Mac OS X

I wrote a cross platform application and I distributed it successfully for Windows and Linux (and tested them on "clean" virtual systems, with no other additional software and/or libraries installed). ...
4
votes
3answers
1k views

Why would Qt be considered harmful? [closed]

A large list of "harmful stuff" related to software development is presented on cat -v. Is Qt harmful? What would be the rationale for considering to Qt harmful? Why would Tcl/Tk be presented as a ...
4
votes
3answers
3k views

Qt (C++) vs. JavaFX: What is the relative size of each developer community?

I am deciding between Qt (in C++) and JavaFX for GUI development for an application with a complex back-end (the back-end will be written in C++). If I use JavaFX for the GUI, I will be using JNI to ...
4
votes
4answers
652 views

How do I improve my skills as a Qt GUI programmer?

I'm a python & Qt programmer and my day job is create small GUI programs to ship with hardware devices. However, my job is pretty basic: read/write data to the device through a serial port using ...
4
votes
2answers
13k views

Qt plugin for Eclipse/PyDev

I have installed PyDev and want to start with GUI apps. Heard about Qt but how to integrate it with PyDev? Is there any Python IDE that comes bundled with Qt or other GUI frameworks and also Visual ...
4
votes
3answers
2k views

Beginner need help on learning Qt programming [closed]

Thought of learning Qt. Need help from experienced ones out here. How should I begin. Some good books to refer. Some good tutorials to learn... Edit: Also which is the good IDE available out there ...
4
votes
1answer
1k views

JavaFX 2.0 vs Qt for cross platform stand-alone application [closed]

I need a bit of advice from you developers who deal with cross-platform applications (specifically programs with a GUI). I will be creating an application soon that needs to be cross-platform and so ...
3
votes
5answers
2k views

Web technologies on GUI apps

I developed many GUI applications for the Windows platform during my early professional career, and saw several GUI frameworks come, have whole magazines devoted to them, and then fade away. MFC is ...
3
votes
1answer
470 views

How to structure unit testing of huge libraries?

I am writing unit tests for a library written in Qt/C++. The library is rather big, with lots of functionalities. I have a separate unitTest folder which I have my UnitTest.cpp in there. Having all ...
3
votes
1answer
2k views

Qt Certification Exams [closed]

I'm wondering about doing a Qt Certification Exam this year, but I'm not 100% sure the investment is worth. I'm considering it because I think it could be a nice + on my resume, and as you know, I'm ...
2
votes
4answers
368 views

In C++ Good reasons for NOT using symmetrical memory management (i.e. new and delete)

I try to learn C++ and programming in general. Currently I am studying open source with help of UML. Learning is my hobby and great one too. My understanding of memory allocation in C++ is that it ...
2
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5answers
333 views

Senior project environment selection

My 2 friends and I are preparing our senior project idea for next year. I need some of different ideas while deciding the base environment of the project, especially from software developers/engineers ...
2
votes
1answer
1k views

PyQt application architecture

I'm trying to give a sound structure to a PyQt application that implements a card game. So far I have the following classes: Ui_Game: this describes the ui of course and is responsible of reacting ...
2
votes
2answers
455 views

PyQt design issues

I've been working on a my first real project using PyQt lately. I've done just a little bit of work in Qt for C++ but nothing more than just messing around. I've found that the Qt python bindings are ...
2
votes
2answers
334 views

Is Multithreading Appropriate for Setting up Multiple Windows in the Same Application?

I am currently working with a Qt Application which tries to use multi threading to accomplish two task To Prevent the Main Thread's Event Loop from being blocked To increase computation efficiency ...
2
votes
1answer
1k views

How is C++ in QT different from the standard C++ libraries?

I want my app to be able to manipulate images and create watermarks and also needs to run on both windows and mac. Hence I've been investigating QT. Does QT ship with all the libraries I will need to ...
2
votes
1answer
1k views

Common Qt Producer/Consumer Example: What is the point of multithreading here?

While trying to figure out how to implement a Producer/Consumer Queue in Qt, I stumpled upon several SO answers, blogs and sites linking to this site: You're doing it wrong... I got the point of ...
1
vote
3answers
276 views

Programming C++ using Qt4 [closed]

Hey guys I am really new to the C++ programing I have a little knowledge in C and a bit more in C++, but I do not know them enough to call myself a programmer. I am working as a PHP Web Developer I ...
1
vote
2answers
770 views

C++ Typecasting VS performance

Let's say we're designing a video game. We have some sprites on the map and we want to call some method of the particular sprite at some particular position. We are using one broadly-known C++ ...
1
vote
5answers
1k views

GUI-Development with QT for OpenGL/C++/MAC

I am a complete newbie considering QT. Would you say it is recommendable to use. I would like to build a GUI for my programm. I need about 10 buttons.(Maybe more) It would also be nice to have a ...
1
vote
1answer
439 views

Why using FMOD?

I'm creating a music player using C++ and QT, everyone says use FMOD. But QT has all the components, I can play audio, create playlist, and everything i need, so what does FMOD offer me, that can't be ...
1
vote
4answers
2k views

Help with learning the C++ Qt Framework [closed]

I've been a longtime PHP web developer. But now I've reached the limits and web doesn't fascinate me anymore. I am interested in learning cross-platform development. I have learned Java for almost a ...
1
vote
2answers
538 views

How do objects fit into modern C++ (stl, policy-classes, functional) style?

I'm a bit confused so the question is a bit confusing. TL;dr: how to mix STL and OOP? From the comment to Best overview to modern C++ paradigms? and ...
1
vote
3answers
105 views

Product demo and .net

I have question about using .Net 3.5 or 4.0 I know that .Net is more productive then Qt but i am afraid of problems when my client leave my product because he cant run e.g demo of my app with lack of ...
1
vote
2answers
2k views

Are Nested Static Library dependencies possible?

I am working in QT . Can a static library depend on another static library?(Static Lib is made by linking another static lib) If yes, is it possible that after linking to lib2, the generated ...
1
vote
5answers
285 views

which version of Windows should use I to develop an app [closed]

I need to develop a Windows application which can be installed on any version of Windows from XP through 7. Which version of Windows should I use for application development. I'll be using ...
1
vote
1answer
127 views

Building and Debugging an IDE using the same IDE

This may be a question more suited some Programming Meta Discussions. I was trying to delve deeper into the inner plugin management feature for QT Creator 2.x IDE provided by Digia Inc. So I ...
1
vote
0answers
641 views

Is the Glade GUI designer a good option for a beginner?

I am a student of Computer Science and I already have basic programming experience in Python 2.x, 3.x, C++, and HTML. I never made a program with a GUI. I have just programmed games, scripts/plugins, ...
0
votes
4answers
221 views

Should I contract someone to help me with an existing project?

I have a paid Android app that I made by myself this past summer and I've been working on it throughout the year. The app is geared toward a professional niche market (but there are people all around ...
0
votes
2answers
184 views

Design Question: Keep 1000 newest items; DB vs. application

I have a Qt application, which sends and receives messages. Messages are stored in a local MongoDB. The application has a message list window, which shows sent, received and all messages (depending ...
0
votes
1answer
206 views

How QT Framework handles Events Coming from OS?

When we call QApplication::exec() at the end of our main() function, the application enters Qt's event loop. Conceptually, the event loop looks like this: while (!exit_was_called) { while ...
0
votes
1answer
447 views

Automated Qt testing framework

Can someone recommend a good robust "Free" testing framework for Qt? Our requirements: Should be able to test basic mouse click / mouse move events Should be able to handle non-widget view ...
0
votes
0answers
46 views

How would I do a vim-style character text editor in a graphical application?

There's a cool guitar tabbing application that I've used before where you can use the keyboard to move around a character grid. You can put any digit in any character cell. Here is an image: This ...
0
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0answers
71 views

subclass QAbstractTableModel - reuse as much code as possible

in my PyQt application I am heavily using the model/view approach. For every model I create, I do the following: class myModel(QtCore.QAbstractTableModel): def __init__(self, parent = None): ...
0
votes
0answers
186 views

Where to put external libraries in a Qt project?

I create many small Qt Creator projects (.pro file based, not CMake) and sometimes need to use external libraries in them. Up until now I used to have a project structure like below: project folder ...
0
votes
0answers
47 views

How to understand codebase of complex opensource application [duplicate]

I'm trying to develop a new feature for open source application. But the existing application uses different APIs like Qt and KDE3. And more over the existing files are also very complexand depend on ...