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emacs: show: pass button to create-overlays

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Now that the bodypart code has the button we can pass that to
create-overlays and simplify that.
This commit is contained in:
Mark Walters 2013-06-10 05:57:10 +01:00 committed by David Bremner
parent 702210b84d
commit 81c199c962
1 changed files with 14 additions and 15 deletions
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29
emacs/notmuch-show.el
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@ -793,21 +793,19 @@ message at DEPTH in the current thread."
(setq handlers (cdr handlers))))
t)
(defun notmuch-show-create-part-overlays (msg beg end hide)
(defun notmuch-show-create-part-overlays (button beg end hide)
"Add an overlay to the part between BEG and END"
(let* ((button (button-at beg))
(part-beg (and button (1+ (button-end button)))))
;; If the part contains no text we do not make it toggleable. We
;; also need to check that the button is a genuine part button not
;; a notmuch-wash button.
(when (and button (/= part-beg end) (button-get button :base-label))
(button-put button 'overlay (make-overlay part-beg end))
;; We toggle the button for hidden parts as that gets the
;; button label right.
(save-excursion
(when hide
(notmuch-show-toggle-part-invisibility button))))))
;; If there is no button (i.e., the part is text/plain and the first
;; part) or if the part has no content then we don't make the part
;; toggleable.
(when (and button (/= beg end))
(button-put button 'overlay (make-overlay beg end))
;; We toggle the button for hidden parts as that gets the
;; button label right.
(save-excursion
(when hide
(notmuch-show-toggle-part-invisibility button)))))
(defun notmuch-show-insert-bodypart (msg part depth &optional hide)
"Insert the body part PART at depth DEPTH in the current thread.
@ -824,7 +822,8 @@ If HIDE is non-nil then initially hide this part."
(beg (point))
;; We omit the part button for the first (or only) part if this is text/plain.
(button (unless (and (string= mime-type "text/plain") (<= nth 1))
(notmuch-show-insert-part-header nth mime-type content-type (plist-get part :filename)))))
(notmuch-show-insert-part-header nth mime-type content-type (plist-get part :filename))))
(content-beg (point)))
(notmuch-show-insert-bodypart-internal msg part mime-type nth depth button)
;; Some of the body part handlers leave point somewhere up in the
@ -833,7 +832,7 @@ If HIDE is non-nil then initially hide this part."
;; Ensure that the part ends with a carriage return.
(unless (bolp)
(insert "\n"))
(notmuch-show-create-part-overlays msg beg (point) hide)
(notmuch-show-create-part-overlays button content-beg (point) hide)
;; Record part information. Since we already inserted subparts,
;; don't override existing :notmuch-part properties.
(notmuch-map-text-property beg (point) :notmuch-part