Re: Intercepting keystrokes in plugin

Posted by Jeff Hardin on Jul 23, 2009; 1:27pm
URL: http://imagej.273.s1.nabble.com/Intercepting-keystrokes-in-plugin-tp3691678p3691679.html

Hi folks,

Oops! I meant, of course, "... to magnify or reduce the ImageWindow  
using the up and down arrow keys..."

Cheers,

Jeff
----------------------------------------------
Jeff Hardin
Professor and Chair, Department of Zoology
Director, Biology Core Curriculum
University of Wisconsin
1117 W. Johnson St.
Madison, WI 53706
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email: [hidden email]
web page: http://worms.zoology.wisc.edu



On Jul 22, 2009, at 11:00 PM, IMAGEJ automatic digest system wrote:

> Date:    Wed, 22 Jul 2009 00:39:42 -0500
> From:    Jeff Hardin <[hidden email]>
> Subject: Intercepting keystrokes in plugin
>
> Hello Imagers,
>
> I wrote a plugin a long time ago (for browsing 4d datasets from disc)
> that extends the ImageWindow class, and creates a KeyListener to act
> on the up, down, left, and right arrow keys. This worked well before
> the default behavior was to magnify or reduce the ImageWindow using
> the right and left arrow keys, as in more recent versions of ImageJ.
> Now the plugin reads the key stroke and acts on it, but the key stroke
> is passed to ImageJ, which then magnifies or reduces the ImageWindow.
> I guess I'm stupid, but I don't see how to prevent this.
>
> Any ideas would be deeply appreciated!
>
> Cheers,
>
> Jeff