Category Archives: Qt

Developing MPI applications in Qt Creator

Posted on March 14, 2012 by Svenn-Arne Dragly

I have grown very fond of the ease and usability of Qt Creator lately, making it my main tool for developing anything in C and C++. Recently I started learning the MPI framework for doing large scale parallel programming and … Continue reading →

Posted in C++, MPI, Programming, Qt | Leave a comment

Nanoparticles available for Android and Mac OS X

Posted on January 18, 2012 by Svenn-Arne Dragly

As mentioned in the post about Nanoparticles for Android being just around the corner, I have been able to port Nanoparticles by using the Qt port for Android enabled by the Necessitas project. That’s why you can download Nanoparticles from … Continue reading →

Posted in C++, Games, Programming, Qt | 4 Comments

Deploy Qt applications for Mac OS X

Posted on January 13, 2012 by Svenn-Arne Dragly

This turned out to be really simple. I was trying to create a Mac OS X version of my game, Nanoparticles, and was having trouble with some flicker when running a QGraphicsView with OpenGL. The solution turned out to simply … Continue reading →

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Nanoparticles for Android is just around the corner

Posted on January 7, 2012 by Svenn-Arne Dragly

Thanks to the great work of Bogdan Vatra and the Qt Developers working on Lighthouse, I have finally been able to create a running version of Nanoparticles on Android. Their efforts have led to the Necessitas project, a very user … Continue reading →

Posted in C++, Games, Programming, Qt | Leave a comment

Handling locked screen event in Qt for Maemo

Posted on May 30, 2011 by Svenn-Arne Dragly

If you want to pause an application to save battery power when the screen is turned off, you can do this by listening for the locked screen event in Qt for Maemo. However, this is not made easily available through … Continue reading →

Posted in C++, Mobile, N900, Programming, Qt | Tagged , , , , , , , , , | Leave a comment

Handling application minimization in Maemo with Qt

Posted on May 26, 2011 by Svenn-Arne Dragly

When you are developing with Qt on Maemo you might want to minimize or detect minimization of your application to the dashboard. Qt lacks clean functions for these use cases, but thankfully it’s still very easy to accomplish them. Minimizing … Continue reading →

Posted in C++, Mobile, N900, Programming, Qt | Tagged , , , , , | Leave a comment

Trafikanten on Maemo

Posted on September 21, 2010 by Svenn-Arne Dragly

Update: The package was pushed to Extras testing on 2nd of October. It was delayed because Maemo’s package repository would not import the new package due to some trouble with the version numbering. There has been missing a native application … Continue reading →

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Skip the packaging step in Qt Creator 2.0

Posted on July 19, 2010 by Svenn-Arne Dragly

Qt Creator finally has support for packages, but now it is lacking the support to disable them instead. Continue reading →

Posted in Mobile, N900, Programming, Qt | 2 Comments

Connect to your N900 while developing via usb

Posted on July 18, 2010 by Svenn-Arne Dragly

Sometimes it feels good to be a bit lazy and let your OS do that boring terminal-typing for you whenever you connect a new device. Continue reading →

Posted in Mobile, N900, Programming, Qt, Ubuntu | Tagged , , , , | 1 Comment

Fixing “undefined reference to `vtable for …”

Posted on January 3, 2010 by Svenn-Arne Dragly

These annoying errors have been haunting me the last couple of days, so I figured I should share the most common reason for their occurrence. That is in my projects at least. This error is caused because the linker in … Continue reading →

Posted in C++, Programming, Qt | Tagged , , , | 2 Comments