Re: Implementing Undo.

> >   Does anyone know of software patterns for implementing Undo with
> >different kind of changes in a document?  I want to implement
> >Undo/Redo in Gnumeric.
> "Command" pattern, chapter 2.7, _Design Patterns_.

Nice.  Thanks a lot, I have read this and I think I can use this to
implement Undo in Gnumeric.

The dia approach is niec, but I think it is more heavy weithg than the
Command approach.

best wishes,

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