GNU bug report logs - #14793
23.4; Cannot bind a function to a sequence of two mouse keys

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Alex <agrambot <at> gmail.com>
Cc: 14793 <at> debbugs.gnu.org, regularclockwork <at> gmail.com, npostavs <at> users.sourceforge.net
Subject: bug#14793: 23.4; Cannot bind a function to a sequence of two mouse keys
Date: Sun, 01 Oct 2017 19:02:11 +0300

> From: Alex <agrambot <at> gmail.com>
> Cc: 14793 <at> debbugs.gnu.org, npostavs <at> users.sourceforge.net, regularclockwork <at> gmail.com
> Date: Sat, 30 Sep 2017 21:05:05 -0600
> 
> (define-prefix-command 'test)
> (global-set-key (kbd "C-t") #'test)
> (global-set-key [mouse-3] #'test)
> (global-set-key (kbd "C-t <mouse-2>") #'backward-word)
> (global-set-key [mouse-3 mouse-2] #'backward-word)
> 
> Hitting C-t mouse-2 calls `backward-word' as intended, but hitting
> mouse-3 mouse-2 displays an "Empty menu" error as in the original
> report.
> 
> The error is thrown from Fx_popup_menu and is called from
> read_char_x_menu_prompt, which is only called in the mouse case. I'm not
> sure how to proceed from here.

Who said a mouse click could be a prefix key?

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