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Re: Binding f2 u

From: Eduard Wiebe
Subject: Re: Binding f2 u
Date: Tue, 09 Feb 2010 22:02:49 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (berkeley-unix)

Steve Wainstead <address@hidden> writes:

> I'm trying to bind "f2 u" to a custom function. After spelunking the
> *Help* and googling, it seems F2 is the prefix key for the sparse
> keymap "2C-command," or else "2c-mode-map."
> By default, when one starts emacs -q -nw, f2-s starts two column mode;
> so something must live in the global map? Because I cannot bind
> anything to either 2C-command or 2c-mode-map:
> (define-key 2C-command "u" 'sw-update-builds)
> or
> (define-key 2c-mode-map "u" 'sw-update-builds)
> These fail because 2C-command  and 2c-mode-map are void, while:
> (define-key ctl-x-map "9" 'sw-update-builds)
> does work. How can I bind to f2-u without wiping out the existing mode
> map, which seems to be undefined even after I load 2 column mode? I'll
> wind up just creating my own sparse keymap for f2 otherwise.

How about this:

(global-set-key (kbd "<f2> u") (lambda () (interactive) (message "YES")))

Eduard Wiebe

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