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Re: warp pointer?

daemon@ATHENA.MIT.EDU (julie melbin)
Tue Oct 17 08:27:50 1995

Date: Tue, 17 Oct 95 06:06:33 EDT
To: meessen@cppm.in2p3.fr (Christophe Meessen),
        Arthur.Vanhoff@Eng.Sun.COM (Arthur van Hoff)
From: julie melbin <julie@world.std.com>
Cc: java-interest@webrunner.neato.org (java)

At 09:21 AM 10/17/95 +0100, Christophe Meessen wrote:
>>At 08:56 PM 10/15/95 -0800, Arthur van Hoff wrote:
>>>Hi Julie,
>>>
>>>> Is there anyway to move the system mouse pointer from within a JAVA
>>>> application/applet?
>>>
>>>I'm afraid not.
>
>At 06:35 16/10/95 EDT, julie melbin wrote:
>>And are there no plans to extend this in the future?
>
>I don't think this is a good thing for a user interface.
>It is the user that is in control of the mouse. Moving the mouse from
>withn an application will confuse the user. It is totaly non intuitive.
>this was one of my grief against OpenLook. The program or system would change
>the mouse location.

I grant you excessive use of this kind of function can be a bad UI - so is
too many menu pullrights. Bad UI comes from bad design. Don't limit API
power in fear of bad UI.

>
>This leaves the user in the unconfortable or frustrating impression that he
>is not in control of the application or the system. 
>Anyway, even if it was passible/allowed I would never use it.

And you need not be forced to; consider an application where the user
selected a function like snap-to-grid. This is exactly the kind of UI where
the user wants the mouse to move in specific ways, guided by the program.
Note this is always under user control.

Thanks for your comments. 

>
>2c
>Bien cordialement,
>
>Ch.Meessen
>
>
>

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