Developing Qt Applications on MeeGo Touch with Style

Developing Qt Applicationson MeeGo Touch with StyleTorsten Rahn <torsten.rahn@basyskom.com>

About me● KDE developer since 1998● Currently working on MeeGo Touch (QStyle) / Qt Quick Components at basysKom● Founded the Marble Virtual Globe project http://www.marble-globe.org 2

On the desktop ...● Windows, Mac, Linux 3

The world of Qt● strong multi-platform history● Create once compile everywhere …● Qt emulates look and feel of the platform● “Classic” Qt world: QWidget● Appearance is delegated to QStyle 4

Moving towards mobileOther Requirements / paradigms than desktop:● Limited screen estate● Other means of interaction● Hardware resources, battery● Different Motivation for use● UI Guidelines http://meego.com/developers 5

MeeGo Touch● Platform API● QGraphicsView based UI framework● Provides QGraphicsView based widgets● Finger usable 6

QStyle on MeeGo Touch ... 7

… and more examples ● ... 8

Adjustments are needed ...● Usage of Profiles● User interface streamlined (menus, toolbars, ...)● More task driven rich UI● Optimization for speed / battery usage 9

Reinvent yourself ...● Focus shift towards mobile use case 10

A new world of hardware ...● OpenGL ES● GPS, Location API● Multitouch● Camera● Other sensors 11

Limitations of QWidget ...● Layouts● Orientation Change● Animations 12

Qt Quick: a fresh approach● Intuitive User Interfaces● Design-Oriented● Rapid Prototyping and Production● Easy Deployment 13

QML● Declarative language for User Interface elements:● Immediately familiar to web / graphics designers● QML Viewer● Integration with Qt Creator 14

Qt Quick examples 15

But what about widgets?● Qt Quick Components 16

Thanks !● http://www.meego.com/developers● http://apidocs.meego.com/1.1/platform/html/libmeegotouch/plainqt.html● http://www.marble-globe.org● http://www.basyskom.com 17

Developing Qt Applications on MeeGo Touch with Style

by Marble Virtual Globe

Accessibility

Categories

Upload Details

Usage Rights

Statistics

Developing Qt Applications on MeeGo Touch with Style Presentation Transcript