Re: [Geotools-devel] GeoMouseEvent ideas

[Cameron S. <ca...@sh...>]

On Sunday 02 Mar 2003 1:10 pm, Andrea Aime wrote:
> Ok, let me share some thougths :-) I think you read the Tutorial correctly,
> and if the rendering takes place in the UI thread, you are right, the
> features cannot be moved away, and in fact I'd prefer not to have to use
> another object when a simple call is all you need. Things become less
> obvious if the SwingWorker is used to allow long tasks to be performed
> outside the UI thread in order to avoid freezing the UI. In this case it's
> actually possibile that the long task asks for a feature that has moved
> away... Maybe that's exactly what Martin was thinking about...

Yes, you are right, like a getFeature request of a WMS needs to go back the 
the server to get the feature, which should go onto a seperate thread.
However, when the response is received, the display update should be put back 
onto the UI thread.
I'll address the rest of Martin's comments seperately.

-- 
Cameron Shorter              http://shorter.net/cameron
Open Source Developer        http://mapbuilder.sourceforge.net
                             http://geotools.sourceforge.net
Software Engineer/Team Lead  http://www.adi-limited.com/