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Requirements

Design and development of a native desktop shop client for an on-line platform openDesktop.org. This provides a user a good way to buy/sell digital content via the network with flawless experience. This application should work for every operating system supported by Qt framework. It enables users to download wallpapers, applications and documents for free or buy it from the store.

System Overview

A marketplace, AppStore client, for opendesktop.org, to buy, sale, upload and download digital content. This client application have same look & feel across various operating systems including Windows, Macintosh, Linux, Windows Mobile and S60(Symbian). Threaded implementation makes this application able to display a list of available items quickly and images thereafter one by one.
The application communicates with the network website using a REST based web-service which is already in place and exported to the public. All the transaction logic, account management, data storage and payment are handled by the website only.

Implementation

1. GUI design in such a manner that it works best on every device and operating system.
2. Device specific and native deployment using single project description file and minimum operating system specific source code.
3. Performance and Memory management while loading lot of images for a content list, keeping device constraints in mind.
4. Threaded implementation so that content can be viewed while images are still loading from web service.

Testing and Validation

1. Testing and validation done for following platforms
2. Windows XP, Vista
3. Mac OS X
4. Linux (Open Suse, Ubuntu, Kubuntu, Fedora)
5. Windows Mobile 5 and 6
6. Symbian

Tools   

1. Visual Studio 9, Qt Creator and Carbide C++
2. Qt 4.5.2, Qt 4.5.2 WinCE, Qt 4.5.2 - tower
3. Windows Mobile SDK (5 and 6).
4. S60 Developer tools and SDK
5. Open desktop webservice (REST method API)