On 10/31/07, David Teller <David.Teller@univ-orleans.fr> wrote:
>  Let me detail the idea a bit more. The IDE looks like a vector-drawing
> program, with a number of building blocks available for use in the
> toolbar. Each block is actually either one function or one control flow
> statement. Blocks may have holes on the top (one for each argument), on
> the bottom (one for each return value) or in the inside (one for each
> other block it may contain). Each hole has a name, which is often not
> displayed. Holes may then be connected with lines to specify
> composition, as long as types do match.

Sounds to me like you're looking for something vaguely similar to
Jackson Structured Programming.

http://en.wikipedia.org/wiki/Jackson_Structured_Programming

Lars Nilsson