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From: | Stefan Monnier |
Subject: | bug#3366: 23.0.94; doc of split-window-preferred-function, display-buffer, etc. |
Date: | Wed, 27 May 2009 10:39:54 -0400 |
User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/23.0.93 (gnu/linux) |
>>> Also `display-buffer' should call `split-window-preferred-function' at >>> most once. Calling it with the largest and the LRU window (which may >>> designate one and the same window) appears merely disconcerting. >> >> Agreed. I have no idea why it's called several times as of now. >> It clearly isn't due to backward compatibility since this is new in >> Emacs 23. > It is due to backward compatibility. The only new thing here is that > `split-window-preferred-function' can decide whether and how to split > the window. If it returns nil for the first call it will be called a > second time, though. Huh? Emacs-22 does not have `split-window-preferred-function', so I can't see how backward compatibility comes into the picture. Stefan
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