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notmuch.el: show some of citation even when hiding.

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- rename notmuch-show-citation-lines-min to n-s-c-l-prefix
- call forward-line with the appropriate parameter to adjust
  region to be hidden.
- change citation button text so that it makes (some) sense when citation is shown

Reviewed-by: Kan-Ru Chen <kanru@kanru.info>
This commit is contained in:
David Bremner 2009-12-25 16:09:08 -04:00 committed by Carl Worth
parent 24b2f7699f
commit 9b93717a6d
1 changed files with 17 additions and 11 deletions
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20
notmuch.el
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@ -95,13 +95,13 @@ move past the indentation when testing this pattern, (so that the
pattern can still test against the entire line).")
(defvar notmuch-show-signature-button-format
"[ %d-line hidden signature. Click/Enter to show ]"
"[ %d-line signature. Click/Enter to toggle visibility. ]"
"String used to construct button text for hidden signatures
Can use up to one integer format parameter, i.e. %d")
(defvar notmuch-show-citation-button-format
"[ %d-line hidden citation. Click/Enter to show ]"
"[ %d more citation lines. Click/Enter to toggle visibility. ]"
"String used to construct button text for hidden citations.
Can use up to one integer format parameter, i.e. %d")
@ -109,8 +109,11 @@ Can use up to one integer format parameter, i.e. %d")
(defvar notmuch-show-signature-lines-max 12
"Maximum length of signature that will be hidden by default.")
(defvar notmuch-show-citation-lines-min 4
"Minimum length of citation that will be hidden.")
(defvar notmuch-show-citation-lines-prefix 4
"Always show at least this many lines of a citation.
If there is one more line, show that, otherwise collapse
remaining lines into a button.")
(defvar notmuch-command "notmuch"
"Command to run the notmuch binary.")
@ -683,12 +686,15 @@ is what to put on the button."
(let* ((cite-start (match-beginning 0))
(cite-end (match-end 0))
(cite-lines (count-lines cite-start cite-end)))
(if (>= cite-lines notmuch-show-citation-lines-min)
(when (> cite-lines (1+ notmuch-show-citation-lines-prefix))
(goto-char cite-start)
(forward-line notmuch-show-citation-lines-prefix)
(notmuch-show-region-to-button
cite-start cite-end
(point) cite-end
"citation"
indent
(format notmuch-show-citation-button-format cite-lines)
(format notmuch-show-citation-button-format
(- cite-lines notmuch-show-citation-lines-prefix))
))))
(if (and (< (point) end)
(re-search-forward signature-regexp end t))