[xmonad] darcs patch: Always float ediff windows

[Stefan Reichör]

Spencer Janssen <sjanssen at cse.unl.edu> writes:

> On Wed, Jan 30, 2008 at 08:37:31PM -0500, Alec Berryman wrote:
>> ediff is a popular and widely-used interactive diff/merge mode included
>> with emacs.  It works by opening up a small window that the user keeps
>> in focus while using ediff commands like next patch; if the main emacs
>> window is in focus, none of the ediff key commands are available.  The
>> small window generally obscures what the user is interested in and is
>> kept as small and out of the way as possible; by default, it opens up
>> very tiny in the top right of the screen.
>> 
>> The window is already in way just by existing, but having xmonad try to
>> manage it really screws things up.  It's in the same class as MPlayer
>> and GIMP; there's no use case for managing it, so do the right thing by
>> default and always float it.
>> 
>> I used title instead of className because the className is emacs, and
>> floating all emacs buffers is definitely not the right thing to do.
>> 
>> Wed Jan 30 18:38:20 EST 2008  Alec Berryman <alec at thened.net>
>>   * Always float ediff windows
>
> I tend to agree with Andrea's analysis here -- I don't think we can get into
> adding these workarounds for every goofy application.
>
> You might consider sending a bug report to the emacs people, setting
> WM_TRANSIENT_FOR on this window will improve this application's behavior in all
> window managers.

I use the following in my .emacs to prevent emacs from opening an extra frame:

(setq ediff-window-setup-function 'ediff-setup-windows-plain)

Stefan.