[racket] (read) interactions

From: Richard Cleis (rcleis at mac.com)
Date: Wed Nov 2 17:37:48 EDT 2011

Agter the user strikes the return key, the read window apparently is no longer functional. It does not seem possible to read any more than the first expression after the first interaction, or read anything else that is typed in the window later. Why is it displayed after the initial entry?


On Nov 1, 2011, at 12:50 PM, Robby Findler wrote:

> It is possible, but the tricky part is figuring when they are done.
> Right now, the box first appears when the program tries to read a
> character (perhaps via a call to read-line, perhaps via a call to read
> or read-syntax). It does seem possible to hide the box when a) there
> is no data that the program hasn't read, still in the box and b) the
> program has not tried to read any new data, but I worry about the case
> where the box flickers as the user enters a line of data and then the
> program processes that line a little bit before reading the next line.
> Any ideas?
> Robby
> On Sat, Oct 29, 2011 at 12:32 AM, Richard Cleis <rcleis at mac.com> wrote:
>> After a user enters information in the box that follows (read), a program prints progress lines until a task is complete. The entry box remains until the program finishes; it floats downward with the latest line.
>> Is it possible to make the box disappear after the data entry is complete?
>> rac
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