This time I'll let my work do some of the talking. Here is my Flash Data Grid solution coded in Flash CS3 entirely from ActionScript.
It uses three XMLs, one specifies the styles.
To view the ActionScript files, click on the links below:
Cell Rendering class
Header Rendering class
Money Formatting class
Data Grid Component Main class
and I borrowed this one so credit goes to Jin Li for the XMLLoad class:
This table does start to lag when it gets really big. But it loads and performs significantly better than HTML in IE for such large data sets.
Lest you suppose that that's all, there was code one on the .fla too. Here it is compiled from three pages: