[gme-users] Plug-in in background

[Peter Volgyesi]

There is only one (supported) way to implement the desired functionality:
create an add-on. (You can create one using BON2).
In your add-on you will be continuously listening for MGA events.
--
peter

> -----Original Message-----
> From: gme-users-bounces at list.isis.vanderbilt.edu 
> [mailto:gme-users-bounces at list.isis.vanderbilt.edu] On Behalf 
> Of Gabriele Trombetti
> Sent: Wednesday, August 18, 2004 10:07 PM
> To: gme-users
> Subject: [gme-users] Plug-in in background
> 
> Hi all,
> I need to make a plugin which starts when the user clicks on 
> the icon, and then remains in background.
> 
> I will probably need another thread because some of its 
> operations can block for a few seconds.
> But apart from that, I tried just now with a dummy example 
> which does not spawn another thread.
> 
> In the plugin I put a (never-ending) windows message loop 
> (GetMessage, TranslateMessage, DispatchMessage) so that the 
> GME interface is still responsive. BUT as soon as I click on 
> a model in the tree browser on the right in GME, a messagebox 
> appears telling:
> 
> caption = Object inspector
> text = Object inspector could not hand over the project data 
> due to an unexpected error. We apologize for the inconvenience.
> (this happens roughly once every time I start the plugin again)
> 
> one time also happened this:
> caption = Model browser
> text = Error completing drop operation (0x87650072): The 
> operation caused meta violation for object %o
> 
> and sometimes also a few other sporadic errors like some 
> "Paradigm violation" when I actually did nothing significant....
> 
> 
> So I suppose this is not the right way. Is there any way to have the 
> plugin running concurrently with GME? If not I can find a 
> workaround... 
> luckily in my case I need data from the opened project only at the 
> beginning, and then I can exit the plugin with the main 
> thread and just 
> leave a secondary thread running which doesn't need any more 
> access to 
> the GME project.
> 
> Thanks
> Gabriele
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