[news.eclipse.platform] Re: WorkbenchWindowControlContribution not dispo

[Will Horn <will.horn@xxxxxxxxx>]

This was a bug that has been fixed in the 3.5 stream.

https://bugs.eclipse.org/bugs/show_bug.cgi?id=252904

Marcel Hoetter wrote:
> Hi there!
>
> I have implemented a WorkbenchWindowControlContribution which's 
> createControl() method
> creates a Label and registers a listener on my data model that updates 
> the label.
> I have put this contribution the status-line via the org.eclipse.ui.menu
> extension point.
>
> The problem i encountered is that when i drag & drop the control 
> contribution with the mouse,
> the createControl() method is called two times (once on drag and once on 
> drop). The dispose() method, however, is not called at all.
>
> As far as i can see, the dispose method is only called by the 
> ToolbarManager upon it's own disposal.
>
> I managed with adding a dispose listener on the parent composite 
> provided to the createControl() method which removes the listener from 
> my data model.
>
> This work's well. Anyhow, could somebody please confirm that it is 
> intentional that the dispose() method is NOT called by the framework? 
> This seems kind of strange...
>
> Thnx,
>
> MH