Re: Mouse cursor movement with events?
Re: Mouse cursor movement with events?
- Subject: Re: Mouse cursor movement with events?
- From: John Louch <email@hidden>
- Date: Thu, 13 Feb 2003 07:15:32 -0800
>
On Thu, 13 Feb 2003, Reinder Verlinde wrote:
>
>> On a related note, using CGWarpMouseCursorPosition and CGPostMouseEvent
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>> while zoomed in using the vision-impaired mode causes all kind of odd
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>> behaviour, but I suppose that's expected.
>
>
>
> If it would be 'expected', Zoom users would not be able to use your
>
> product, once it is finished.
>
>
Absolutely right! I meant more 'expected' as in 'expected not to have
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been spotted or fixed yet', as opposed to 'expected behaviour'!
This is a known bug that will be fixed for the next release.
>
>
> I don't remember CGWarpMouseCursorPosition doing strange things,
>
> though, but I did not look at it for long because it does not generate
>
> mouse moved events.
>
>
True, the zoom mode does not even register any CGWarpMouseCursorPosition
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calls as the cursor is hidden and generated on the zoom.
>
>
If nobody minds, I'm going to cross-post the question on the Cocoa-dev
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lists in the hopes someone there has looked into mouse movement; although
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my first impulse was that it would be best-known in Accessibility-dev, the
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entire remote operation topic doesn't really fit here.
CGPostMouseEvent is very light weight. Almost as light as normal mouse
movement using the mouse. You do need to be careful to not flood the system
with events, since you can send mouse events faster than they can be
processed.
jl
>
>
Cheers,
>
--Rowan
>
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---------------------------------------------
John Louch Internet #: email@hidden
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