Need help for unit test about undo

Miklos Vajna vmiklos at
Fri Nov 8 08:33:27 UTC 2019


On Thu, Nov 07, 2019 at 11:01:33PM +0100, Regina Henschel <rb.henschel at> wrote:
> Ok, that contains how to use an UndoManager.

Yes, that was the intention I assume -- tiledrendering is just a suite
that happened to contain that example code. :-)

> But how can I act with the shape, so that an undo-entry is generated?
> UI actions, that produce the error are: changing line or fill attributes,
> switching extrusion on/off, setting "Autofit text" on.

I think the general concept is that if you manipulate the doc model
directly (SdrModel), then you don't get undo/redo. In contrast, if you
manipulate the doc model via UNO or the UI shells, then you get it.

> And would it be correct to add my test to that file? My topic is different
> from 'tiledrendering'.

If you want to test Impress undo/redo, my first guess would be


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