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Re: Manipulate question

  • To: mathgroup at smc.vnet.net
  • Subject: [mg94562] Re: [mg94379] Manipulate question
  • From: John Fultz <jfultz at wolfram.com>
  • Date: Tue, 16 Dec 2008 02:35:51 -0500 (EST)
  • Reply-to: jfultz at wolfram.com

On Thu, 11 Dec 2008 03:47:48 -0500 (EST), Coleman, Mark wrote:
> Greetings
>
> I'm working on a Manipulate-based interface that takes user input from
> several drop down menus (in my application there are 9 of them) and then
> runs a set of calculations based upon the user's choices. By default
> Manipulate will run the calculation every time the user changes any of
> the drop down menus. Ideally I'd like to have the interface not do any
> computation until the user makes all of their selections and then
> explicitly initiates the calculation (ideally using something like a
> 'Calculate' button). Does anyone have an example of how this might work?
>
> Thanks,
>
> Mark

As documented on the Manipulate function home page...

"With the setting ContinuousAction->None, an explicit Update button is 
displayed, and expr is not re-evaluated until this is pressed."

It looks like this is precisely what you're looking for.

Sincerely,
 
John Fultz
jfultz at wolfram.com
User Interface Group
Wolfram Research, Inc.




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