The document discusses Buzzword, a collaborative document editing application built with Adobe Flex. It provides an overview of the application's history and development, describes its key features and user interface, and discusses some of the technical challenges involved in building the application, including getting text onto the page, testing, modularization, and implementing rich text clipboard functionality across browsers. The talk focuses on Buzzword internals and capabilities to demonstrate what is possible with the Flex platform.

1. Building Buzzword David Coletta Adobe Systems, Inc. [email_address] Blog: TheJoyOfFlex.com

9. Document internals Paragraph Paragraph Run Run Run Containment Inheritance Run FontyRun AnchorRun BreakRun FieldRun Body Stream Section TextRun

13. Questions?

15. Questions?

17. Questions?

23. Questions?

27. Rich Text Clipboard Flex JavaScript Traps Copy event, synchronously calls into Flex for HTML rendition of selection Renders contents of selection as HTML Replaces IFRAME contents with HTML from selection, allows operation to complete, unwinds, then calls back into Flex Finishes command How a Copy command works

29. Questions? Reminder of topics we didn’t cover: Client/server communications MXML and code-behind .NET back end Fonts Logging and Tracing Performance Choreography AIR