1. Rich Client Desktop Design

2. Based on previous work, avoid too much redundant effort Targeting a concrete basis for future plans

3. Goal To develop a desktop system to leverage the power of the rich client platform from previous research.

4. What We Have Now? a set of interfaces for –component management (instantiation, installation) –client/server communication a set of spec for –writing component UI –writing scripts for handling component behavior –component deployment –client/server communication and, a very simple reference implementation......

5. Assumption Desktop System User as simple as possible

6. ComponentManager Manage component installation database RenderEngine Render components ComponentPanel Runtime container ScriptEngine Execute script ComponentInstance Factory Create component instance

7. global ComponentManager local ComponentManager Component instance controller/monitor ComponentInstanceFactory RenderEngine ComponentPanel Co mpo nent session manager bus Acce ss Contr oller

8. System Component ComponentManager GUI Process Monitoring/Control Service GUI Component Launcher GUI Security Manager GUI