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Allow users to specify `shr-width'

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* net/shr.el, net/eww.el: Don't override `shr-width', but
introduce a new variable `shr-internal-width'.  This allows users
to specify a width themselves.
This commit is contained in:
Ivan Kanis 2014-09-18 21:18:34 +02:00 committed by Lars Magne Ingebrigtsen
parent c59f47da5c
commit 212b4d631b
3 changed files with 18 additions and 11 deletions
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6
lisp/ChangeLog
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@ -1,3 +1,9 @@
2014-09-18 Ivan Kanis <ivan@kanis.fr>
* net/shr.el, net/eww.el: Don't override `shr-width', but
introduce a new variable `shr-internal-width'. This allows users
to specify a width themselves.
2014-09-18 Lars Magne Ingebrigtsen <larsi@gnus.org>
* image-mode.el (image-toggle-display-image): If we have a

1
lisp/net/eww.el
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@ -270,7 +270,6 @@ word(s) will be searched for via `eww-search-prefix'."
(setq eww-current-dom document)
(let ((inhibit-read-only t)
(after-change-functions nil)
(shr-width nil)
(shr-target-id (url-target (url-generic-parse-url url)))
(shr-external-rendering-functions
'((title . eww-tag-title)

22
lisp/net/shr.el
View File

@ -130,6 +130,7 @@ cid: URL as the argument.")
(defvar shr-start nil)
(defvar shr-indentation 0)
(defvar shr-inhibit-images nil)
(defvar shr-internal-width (or shr-width (1- (window-width))))
(defvar shr-list-mode nil)
(defvar shr-content-cache nil)
(defvar shr-kinsoku-shorten nil)
@ -197,7 +198,7 @@ DOM should be a parse tree as generated by
(shr-state nil)
(shr-start nil)
(shr-base nil)
(shr-width (or shr-width (1- (window-width)))))
(shr-internal-width (or shr-width (1- (window-width)))))
(shr-descend (shr-transform-dom dom))
(shr-remove-trailing-whitespace start (point))))
@ -471,8 +472,8 @@ size, and full-buffer size."
(insert elem)
(setq shr-state nil)
(let (found)
(while (and (> (current-column) shr-width)
(> shr-width 0)
(while (and (> (current-column) shr-internal-width)
(> shr-internal-width 0)
(progn
(setq found (shr-find-fill-point))
(not (eolp))))
@ -486,10 +487,10 @@ size, and full-buffer size."
(when (> shr-indentation 0)
(shr-indent))
(end-of-line))
(if (<= (current-column) shr-width)
(if (<= (current-column) shr-internal-width)
(insert " ")
;; In case we couldn't get a valid break point (because of a
;; word that's longer than `shr-width'), just break anyway.
;; word that's longer than `shr-internal-width'), just break anyway.
(insert "\n")
(when (> shr-indentation 0)
(shr-indent)))))
@ -497,7 +498,7 @@ size, and full-buffer size."
(delete-char -1)))))
(defun shr-find-fill-point ()
(when (> (move-to-column shr-width) shr-width)
(when (> (move-to-column shr-internal-width) shr-internal-width)
(backward-char 1))
(let ((bp (point))
failed)
@ -537,7 +538,7 @@ size, and full-buffer size."
;; so we look for the second best position.
(while (and (progn
(forward-char 1)
(<= (current-column) shr-width))
(<= (current-column) shr-internal-width))
(progn
(setq bp (point))
(shr-char-kinsoku-eol-p (following-char)))))
@ -1344,7 +1345,7 @@ The preference is a float determined from `shr-prefer-media-type'."
(defun shr-tag-hr (_cont)
(shr-ensure-newline)
(insert (make-string shr-width shr-hr-line) "\n"))
(insert (make-string shr-internal-width shr-hr-line) "\n"))
(defun shr-tag-title (cont)
(shr-heading cont 'bold 'underline))
@ -1637,7 +1638,7 @@ The preference is a float determined from `shr-prefer-media-type'."
(setq style (nconc (list (cons 'color fgcolor)) style)))
(when style
(setq shr-stylesheet (append style shr-stylesheet)))
(let ((shr-width width)
(let ((shr-internal-width width)
(shr-indentation 0))
(shr-descend (cons 'td cont)))
;; Delete padding at the bottom of the TDs.
@ -1709,7 +1710,8 @@ The preference is a float determined from `shr-prefer-media-type'."
(dotimes (i (length columns))
(aset widths i (max (truncate (* (aref columns i)
total-percentage
(- shr-width (1+ (length columns)))))
(- shr-internal-width
(1+ (length columns)))))
10)))
widths))