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Re: checked menu bars - not toggling on / off [message #60878 is a reply to message #60868]

Tue, 17 June 2008 13:27

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

cgoethel@igpp.ucla.edu writes:

> How does the toggle button on the checked menu button work? I believe
> I have properly set up the tlb, menu widget button, and checked menu
> button, least ways it initially displays correctly with a check mark
> next to that menu item. However, when I click on that menu item, to
> turn it off, the pulldown menu display is not updated (to not have a
> check). I do get an event and I call widget_control ...
>
> WIDGET_CONTROL, event.id, /set_button
>
> From the documentation, it looked like this should work as a toggle
> button. I took that to mean that each time widget_control was called
> with the /set_button keyword the value would change from 0 to 1. In
> debugging, when I call widget_info - the value is always 1. What do I
> need to do to set this button to 0 or 1?

Here is an article that explains the whole process:

http://www.dfanning.com/widget_tips/checkmarks.html

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming (www.dfanning.com)
Sepore ma de ni thui. ("Perhaps thou speakest truth.")

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		Re: checked menu bars - not toggling on / off By: Chris Jengo on Wed, 18 June 2008 06:25
		Re: checked menu bars - not toggling on / off By: David Fanning on Tue, 17 June 2008 13:27

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