On Thu, 25 Nov 2004 18:44:06 +0100 (CET), [EMAIL PROTECTED] wrote:
> Octavio Alvarez Piza sagde:
> > Hi. Why not a "dirty" flag? There might be one already there; I don't
> > remember if Dia asks me to save the file before closing if it was
> > changed since opened.
>
> It's there, in fact it's a bit more complex than just a flag by now: We
> can actually notice that changes have been undone and mark it
> non-modified. The check is diagram_modified(Diagram), AFAIR. The
> 'virtual' flag is to indicate that this is a starting diagram that can
> be loaded into. Wouldn't want a user to explicitly make a new diagram
> and then open another, only to find that the opened diagram 'ate' the
> new diagram.
Another way to look at that, fwiw, is
Virtual == !dirty && empty
That would mean that a diagram that had its contents deleted and saved
(hope that's clear) would recover its original virtualness.
--jkl
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