Online Messenger

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Project description

An online messaging tool similar to ICQ.

Main features of the software are:

• Peer-to-peer real time messaging;
• Video chat (based on DirectX components);
• Integration with server (written in Perl) for authentication, configuration, data exchange;
• Buddy-lists, ignore-lists;
• Integration with server webinterface;
• Skins support;
• Multi-language support;
• Smileys in messages;
• Banners and advertising messages (support for GIF banners);
• Tray Icon.

During development main challenges for our team were:

• TCP/IP connection timeouts, for which we have implemented special algorithm of multithreaded sockets processing
• support for 3rd part skins component (ThemeEngine)
• support for RTF messages sending, which includes support for smileys sending
• support for 3rd party video components
• proxies/firewalls support
• Win98/Win2000 compatibility.

Technology Stack
OS:	MS Windows 98/2000/XP
Programming Languages:	Object Pascal, HTML
Tools Used:	Borland Delphi 6.0, OLE, XML, Multithreading
Project Team:	Project Manager (13%), Developers (78%), Tester (9%)
Project Effort:	800 man-hours
Lines Of Code (LOC):	Object Pascal: 12 KLOC Intellias, 212 KLOC including reused components (Base64, CoolTray, DirectX8, gifimages, DirectXCapture,REOleInterface, ThemeEngine)
Number of classes (OOP):	62 classes




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