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Re: Contiguous redisplay of the menu and beeps

From: martin rudalics
Subject: Re: Contiguous redisplay of the menu and beeps
Date: Sat, 26 May 2007 15:41:27 +0200
User-agent: Mozilla Thunderbird 1.0 (Windows/20041206)

>  > In GNU Emacs 22.0.990 on Windows, the following operation causes
>  > contiguous redisplay of the menu and beeps.  And Emacs doesn't
>  > accept any operations for a while.
>  >
>  >   emacs -q
>  >   M-x html-mode ;; in the scratch buffer
>  >   M-x column-number-mode
>  >   <html></html>
>  >   C-u 8 C-b ;; move back the cursor on `>' of "<html>"
>  >   C-c C-i   ;; runs the command sgml-tags-invisible
> In fact these are two problems: To solve the first one could specbind
> Vinhibit_point_motion_hooks to Qt before calculating the column number.
> The second is that sgml-mode shouldn't scan list forwards before a ">".

Could someone test whether this happens on non-Windows OSs too?  AFAICT
the bug is (1) caused by repeatedly running a point-entered hook (but I
can't detect whether it is run by something in redisplay) and (2) hence
could be related to the table cell menu bug reported earlier by Tak Ota.

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