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Re: how to handle keyboard events ? [message #17847 is a reply to message #17842]

Mon, 15 November 1999 00:00

davidf
Messages: 2866
Registered: September 1996

Senior Member

Yura Beletsky (guru.normandy@usa.net) writes:

> Could you help me. How can I handle events from keyboard ? How can I use
> arrow keys in my program (for scrolling grafics for example ) ? Sorry, I
> have checked documentation, but did not find anything about it ....

No, nor are you likely to find anything about it, since it
is generally acknowledged not to be possible in IDL. However,
JD Smith came up with a clever hack, which I have written about
in this article:

http://www.dfanning.com/tips/keyboard_events.html

You might find it useful.

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155

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		how to handle keyboard events ? By: Yura Beletsky on Tue, 16 November 1999 00:00
		Re: how to handle keyboard events ? By: davidf on Mon, 15 November 1999 00:00

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