On Sun, Apr 12, 2015 at 5:33 AM, Marcel Taeumel
<marcel.taeumel at student.hpi.uni-potsdam.de> wrote:
> The modality in the UserDialogBoxMorph is implemented via holding both mouse
> and keyboard focus. The halo takes the mouse focus away when growing or
> dragging a morph--without signaling it to the former focus holder. After
> that, the modal behavior is lost. However, the dialog is still useful as
> long as it is in the world because it still triggers a world's sub-cycle.

Yeah, it doesn't seem like a very big problem.  In fact, now that I
know about it I'll probably find it useful so I _don't_ have to press
the break key..

Its a "feature"!  :)