On Oct 25, 2009, at 11:00 AM, Paul McNett wrote:
> I just added undo/redo to reportdesigner, after harboring the same
> reservations as
> you for years. The solution was to hook into when a property change
> was taking place
> (hooks were already in place - setProp() for each object). Then I
> merely store a LIFO
> with the oldval. When the user undo's, I pop that off the LIFO and
> set the property
> to that oldval.
And how does that handle add/remove objects?
-- Ed Leafe
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