On Mon, May 11, 2009 at 12:31 PM, gg <g...@catking.net> wrote:
> peter sikking wrote:
>> David Hodson wrote:
>>> That's true, but how does that make undo different from many other
>>> functions?
>> undo involves user having a change of heart.
>> a script cannot have a change of heart.
> No but it can have a conditional execution path dependant on the result
> of a previous command.
> resize image
> save test.png
> if (size of file) > 4GB undo resize.

Bit shouldn't that really be:

get image size/depth
calculate target image size
if (target size < 4GB) resize image

I agree that Undo should be reserved for human use...

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