eduardofleury.com Archives: English
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17 October 2010
Using Nokia N8 to make SIP calls over 3G and WiFI
Hi there, I’ve been playing with the new Nokia N8 (Symbianˆ3) and was able to use it as a softphone to make and receive VoIP calls using my default SIP provider. As the setup is not that straightforward, I’m sharing the steps here. Installing SIP VoIP Settings The first non-obvious thing is that the N8, [...]
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1 October 2010
Styles for Qt and KDE: A new approach
At this year’s Akademy I’ve presented a talk that summarizes a new way of styling C++ widgets in Qt and KDE. Now checkout the companion paper with in deep explanations of the ideas proposed there. Get it HERE
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30 April 2010
Mapping mouse position to angles (QtQuick example)
Hi there! This post is to share with you something I hacked these days. The use case Image you are writing a widget or a piece of an application interface and you want to rotate something based on a mouse click. For instance, you may have a widget that looks like a rotating knob, or [...]
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5 April 2010
Arbitrary and/or animated opacity masks to QGraphicsItems with QGraphicsEffect
Last week I dropped by this neat image slider and was wondering how could that be done in Qt (C++ or Quick). And basically what we need is an animated opacity mask, or “clipper”. While QGraphicsView and QML already provide rectangular clipping, it does not support clipping to arbitrary forms and opacity, something we would [...]
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18 September 2009
The QGraphicsAnchorLayout
In the last post I mentioned that the new QGraphicsLayout, to be released in Qt 4.6, is already available in the public Qt git repository. Now I’d like to give some overview of how it works and why we’re so excited about it. To do that I’ll talk about the layouts that already existed in [...]
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8 September 2009
Anchor Layout available in Qt 4.6 repository
This post is just to let you know that the Qt approach to Anchor Layouts, the QGraphicsAnchorLayout is available in the Qt 4.6 repository. To browse the source or download a tarball, visit Qt Gitorious. As the name implies, the current version is only available for the Graphics View Framework, ie. it is a QGraphicsLayout, [...]
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3 April 2009
Canola-like layout in Qt Kinetic
Hi all, We’ve just uploaded a new video showing our latest animated layout example. You can check it at: OpenBossa’s Youtube Channel Or here: Rather than showing how to animate from one layout to another, this example shows how could a Qt user create his/her own custom layout that uses QGraphicsLayoutProxies internally to animate its [...]
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26 February 2009
Using QAnimation to create Animated Qt Layouts
In this post I’ll share a little bit about what we’ve been working with, Animated Layouts in Qt. To be more precise, how we have been animating QGraphicsLayouts. Layouts If you are familiar with Qt, chances are you have already used layouts and widgets a couple times. If you haven’t, try to think of a [...]
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3 February 2009
Bossa Conference Programme is out!
Fresh news right from the source, the programme for Bossa Conference 2009 in Porto de Galinhas, Pernambuco – Brazil was just released. Check it out at: http://www.bossaconference.indt.org/programme And for those who haven’t seen it yet, don’t miss the Bossa Conference teaser at YouTube: http://www.youtube.com/watch?v=IHM8cUoxmio Don’t miss this one!
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23 January 2009
44 and counting… Days for Bossa Conference 09 :-)
No, that’s not a post about the 44th President of the USA, Mr. Barack Obama. The inauguration was very nice and so it is to know that hopefully some change will come to America, I mean, less weapons, more jobs However let’s get back to the topic, the 2009 edition of Bossa Conference is around [...]
