GNU bug report logs - #24972
26.0.50; Multibyte characters are misaligned in ibuffer

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From: Liu Hui <liuhui1610 <at> gmail.com>
To: Mark Oteiza <mvoteiza <at> udel.edu>
Cc: 24972 <at> debbugs.gnu.org
Subject: bug#24972: 26.0.50; Multibyte characters are misaligned in ibuffer
Date: Tue, 22 Nov 2016 14:54:06 +0800

在 2016年11月22日 13:12, Mark Oteiza 写道:
> On 22/11/16 at 11:51am, Liu Hui wrote:
>> Thank you, but the trailing "..." is missing for long buffer names, no
>> matter whether they contain multibyte characters. For example,
>> "01234567890123456789" becomes "012345678901234567". The normal result
>> should be "012345678901234...".
>
> Would you try the following?
>
> diff --git a/lisp/ibuffer.el b/lisp/ibuffer.el
> index faadb67..c550b7d 100644
> --- a/lisp/ibuffer.el
> +++ b/lisp/ibuffer.el
> @@ -1559,16 +1559,17 @@ ibuffer-compile-make-eliding-form
>  		  `(concat ,ellipsis
>  			   (substring ,strvar
>  				      (string-width ibuffer-eliding-string)))
> -		`(truncate-string-to-width
> -		  ,strvar strlen nil nil
> -		  ,ellipsis))
> +		`(concat
> +		  (truncate-string-to-width
> +                   ,strvar (- strlen (string-width ,ellipsis)) nil ?.)
> +                  ,ellipsis))
>  	   ,strvar)
>        strvar)))
>
>  (defun ibuffer-compile-make-substring-form (strvar maxvar from-end-p)
>    (if from-end-p
> -      `(truncate-string-to-width str (string-width str) (- strlen ,maxvar))
> -    `(truncate-string-to-width ,strvar ,maxvar)))
> +      `(truncate-string-to-width str (string-width str) (- strlen ,maxvar) nil ?\s)
> +    `(truncate-string-to-width ,strvar ,maxvar nil ?\s)))
>
>  (defun ibuffer-compile-make-format-form (strvar widthform alignment)
>    (let* ((left `(make-string tmp2 ?\s))
>

It works very well. Thank you.

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