Qt Technical Presentation

Cross platform application development with Qt Daniel Rocha Sr. Technology Expert Forum Nokia

Contents ,[object Object],[object Object],[object Object],[object Object]

Background ,[object Object],[object Object],[object Object],[object Object],[object Object],http:// qt.nokia.com

Facts ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],http:// qt.nokia.com

What is Qt? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],http:// qt.nokia.com

Qt versions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],http:// qt.nokia.com

Qt versions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],http:// qt.nokia.com

C++ Application Framework ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Overview ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Signals and Slots in Core Module ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Qt GUI Classes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Qt Database Classes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],QSqlDatabase db = QSqlDatabase::database("sales"); QSqlQuery query ("SELECT Lastname, City FROM Names", db);

Qt Networking Classes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Qt Open GL/3D Classes

Qt XML Classes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Qt WebKit Integration ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],http://webkit.org

Phonon ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Development Tools

Qt Designer ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Qt Creator ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Code navigation tools ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Quickly finding and opening classes.

Tailored to the needs of Qt cross-platform developers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Visualizing Qt class structures in Debug mode.

Powerful C++ code editor ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Code completion. Context-sensitive help.

Available as part of complete SDK Qt Designer GUI Layout & Forms Tool Qt Assistant Help file/documentation browser Qt Linguist Translation/I18n Tool qmake Cross-platform build tool Qt Development Tools Qt Libraries Qt SDK Licensing Options: Commercial LGPL

3. Qt on Nokia’s mobile platforms Qt is mobile

Nokia + Ovi Developer Story | With the simplified toolchain you can tackle f. ex Maemo and Symbian-based devices Develop on PC, Mac or Linux Nokia’s Qt mobile offering

Qt for Symbian platform ,[object Object],[object Object],[object Object]

Qt for Symbian platform - Total Offering ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Current Release ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Qt for Symbian releases FINAL P11 Garden P3-09 based on 4.5 Tower P6-09 based on 4.5 Pyramid P10 based on 4.4 QtNetwork QtXml QtGUI *) QtCore QtScript QtSql QtSvg http://pepper.troll.no/s60prereleases/ Beta late P9 QtXmlPatterns QtWebkit Phonon QtTest ,[object Object],[object Object],[object Object],QtOpenGL Q3Support

Qt Support in Carbide.c++ 2.0 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Qt for Maemo platform ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Product evolution Internet Optimized Multimedia Computer Nokia N800 2 nd generation of Nokia Internet Tablets. Nokia N810 Taking the positioning of the Tablet Category from a predominantly ‘one-way’ surfing tool, to a genuine ‘two way’ communication device. With integrated slide keyboard N810 leads the richly connected pocketable Web 2.0 experience allowing you to connect to your content and experiences wherever you are. Nokia N810 WiMAX Edition Bringing WiMAX connection to strengthen the internet story. With wider wireless internet coverage, Internet will truly become personal and mobile. Nokia 770 1 st generation of Nokia Internet Tablets Easy access to the internet. High resolution touch screen.

Maemo 5 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],http://www.forum.nokia.com/devices/N900 N900 WLAN IEEE 802.11b/g 32 GB internal storage Integrated GPS with A-GPS High definition camera support (integrated Image Signal Processor) 5 megapixel camera (2584 × 1938 pixels) HW acceleration for OpenGL ES 2.0 3.5 inch touch-screen 800 × 480 pixel resolution High-speed USB 2.0 HSPA/3G support – online anywhere 3G connectivity TI OMAP 3 processor, ARM Cortex-A8 600 MHz

Hildon UI – simple and customizable Taskbar to navigate applications Status bar indicating device state Widgets and RSS feeds for up-to-date information Consistent controls across applications

Maemo software architecture ARM/OMAP-based Linux kernel GNOME Structured File Library System Libraries incl. GNU C, STD C++, OpenSSL, curl HTTP, etc Maemo SDK Qt Maemo UI and applications Debian Package Management System services such as D-Bus, DSM, MCE, BME, and SQLite DB GNOME Configuration Management Telepathy Communication Framework gStreamer Multimedia Framework E-D-S Calendar/ Contacts GNOME VFS File Access Maemo Launcher Maemo platform: Mostly open source except connectivity, power management and licensed software Mostly binary code for Nokia devices Hildon UI Framework GNOME/GTK+ Application Framework

Plus Qt Mobility APIs for Mobile Development ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],http:// labs.trolltech.com/page/Projects/QtMobility

4. Demo Time to embarrass myself…

How to Get Started? ,[object Object]

Comments? Questions? Thank you! [email_address]

Licensing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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