[plt-scheme] tree control and drag & drop support

At Thu, 23 Jun 2005 20:01:02 -0500, "Tom Milford" wrote:
> Is there a tree widget for MrEd?  I found one in MrEd Designer, as you'll 
> see below [1].  However, it doesn't seem too general.  Anything else out 
> there?

See the "hierlist" collection.

> Also, I've seen that there is support for accepting a dropped file from the 
> desktop system.  Is there a more general facility for defining drag & drop 
> sources and sinks in your program?

Not yet.

Matthew