I'm looking to do that too and even make the canvas grow if you drag beyond the
actual width and height. Jeff
Rick Ree wrote:
>
> I would like to implement the following feature in my program: when a user
> drags the mouse 'off the screen' (i.e., out of the viewable range of the
> canvas), I'd like the scrolled window containing the canvas to adjust
> accordingly, scrolling the canvas to expose previously hidden areas. This
> kind of thing is common in spreadsheets.
>
> I assume I have to manipulate the GtkAdjustment objects of the scrolled
> window, but it's unclear to me exactly how to do this. Any advice?
>
> Thanks very much in advance,
> Rick
>
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