From daef476592dbf12b92c90eaea45fd532bc8a7604 Mon Sep 17 00:00:00 2001
From: teranisi <teranisi>
Date: Thu, 2 May 2002 10:33:11 +0000
Subject: [PATCH] * wl-vars.el (wl-summary-line-format-spec-alist): New
 variable. (wl-summary-line-format): New user option.
 (wl-folder-summary-line-format-alist): Ditto.
 (wl-summary-from-width): Abolished.

* wl-util.el (toplevel): Require 'bytecomp.
(wl-line-parse-format): New function.
(wl-line-formatter-setup): New macro.

* wl-summary.el (wl-summary-buffer-number-regexp): Abolished.
(wl-summary-buffer-line-formatter): New buffer local variable.
(wl-summary-switch-to-clone-buffer): Follow the change above.
(wl-summary-message-regexp): Fix.
(wl-summary-from-func-internal): Abolished.
(wl-summary-subject-func-internal): Ditto.
(wl-summary-subject-filter-func-internal): Ditto.
(All other related portions are changed.)
(wl-summary-buffer-set-folder):
Set up wl-summary-buffer-number-column and
wl-summary-buffer-line-formatter
(All other related portions are changed.)
(wl-summary-buffer-number-column-detect): Abolished.
(All other related portions are changed.)
(wl-summary-delete-all-status-marks-on-buffer): Removed.
(wl-summary-delete-all-temp-marks-on-buffer): Use
wl-summary-message-regexp instead of wl-summary-buffer-number-regexp.
(wl-summary-target-mark-delete): Ditto.
(wl-summary-target-mark-refile-subr): Ditto.
(wl-summary-target-mark-mark-as-read): Ditto.
(wl-summary-target-mark-mark-as-unread): Ditto.
(wl-summary-target-mark-mark-as-important): Ditto.
(wl-summary-target-mark-save): Ditto.
(wl-summary-replace-status-marks): Renamed from
wl-summary-set-status-marks-on-buffer;
Use wl-summary-message-regexp instead of
wl-summary-buffer-number-regexp.
(wl-summary-sync-update): Follow the change above.
(wl-summary-goto-previous-message-beginning): New function.
(wl-summary-mark-as-unread): Use it.
(wl-summary-mark-as-important): Ditto.
(wl-summary-line-formatter): New variable.
(wl-summary-line-year): New function.
(wl-summary-line-day): Ditto.
(wl-summary-line-day-of-week): Ditto.
(wl-summary-line-hour): Ditto.
(wl-summary-line-minute): Ditto.
(wl-summary-line-open-bracket): Ditto.
(wl-summary-line-close-bracket): Ditto.
(wl-summary-line-children-number): Ditto.
(wl-summary-line-thread-indent): Ditto.
(wl-summary-line-size): Ditto.
(wl-summary-line-subject): Ditto.
(wl-summary-line-from): Ditto.
(wl-summary-line-children-and-from): Ditto.
(wl-summary-create-line): Rewritten.
(wl-summary-format-date): Abolished.

* wl-highlight.el (wl-highlight-summary-current-line): Use
wl-summary-message-regexp instead of wl-summary-buffer-number-regexp;
Use thread structure to detect thread top message.

* wl-draft.el (wl-default-draft-cite): Don't use
wl-summary-from-func-internal.

* wl-refile.el (wl-refile-subject-learn): Don't use
wl-summary-subject-filter-func-internal.
(wl-refile-guess-by-subject): Ditto.

* wl-e21.el (wl-e21-toolbar-configurations): Changed default
parameters.

* wl-thread.el (wl-thread-update-indent-string-region):
Use wl-thread-update-line-on-buffer instead of
wl-thread-update-indent-string.
(wl-thread-update-children-number): Redefine using
wl-thread-update-line-on-buffer.
(wl-thread-update-indent-string): Abolished.

* elmo-msgdb.el (elmo-msgdb-get-mark): Fix docstring.
(elmo-msgdb-set-mark): Ditto.
---
 elmo/elmo-msgdb.el |    5 +-
 wl/ChangeLog       |   78 +++++++++++++
 wl/wl-draft.el     |    4 +-
 wl/wl-e21.el       |    4 +-
 wl/wl-highlight.el |   23 ++--
 wl/wl-refile.el    |    8 +-
 wl/wl-summary.el   |  326 +++++++++++++++++++++++++++-------------------------
 wl/wl-thread.el    |   74 +-----------
 wl/wl-util.el      |   39 ++++++-
 wl/wl-vars.el      |   63 ++++++++--
 10 files changed, 361 insertions(+), 263 deletions(-)

diff --git a/elmo/elmo-msgdb.el b/elmo/elmo-msgdb.el
index bfe4b9f..18c28a7 100644
--- a/elmo/elmo-msgdb.el
+++ b/elmo/elmo-msgdb.el
@@ -52,12 +52,13 @@
     msgdb))
 
 (defsubst elmo-msgdb-get-mark (msgdb number)
-  "Get mark from MSGDB which corresponds to the message with NUMBER."
+  "Get mark string from MSGDB which corresponds to the message with NUMBER."
   (cadr (elmo-get-hash-val (format "#%d" number)
 			   (elmo-msgdb-get-mark-hashtb msgdb))))
 
 (defsubst elmo-msgdb-set-mark (msgdb number mark)
-  "Set MARK of the message with NUMBER in the MSGDB."
+  "Set MARK of the message with NUMBER in the MSGDB.
+if MARK is nil, mark is removed."
   (elmo-msgdb-set-mark-alist
    msgdb
    (elmo-msgdb-mark-alist-set (elmo-msgdb-get-mark-alist msgdb)
diff --git a/wl/ChangeLog b/wl/ChangeLog
index 66cdc8f..ea3064d 100644
--- a/wl/ChangeLog
+++ b/wl/ChangeLog
@@ -1,5 +1,83 @@
 2002-05-02  Yuuichi Teranishi  <teranisi@gohome.org>
 
+	* wl-vars.el (wl-summary-line-format-spec-alist): New variable.
+	(wl-summary-line-format): New user option.
+	(wl-folder-summary-line-format-alist): Ditto.
+	(wl-summary-from-width): Abolished.
+
+	* wl-util.el (toplevel): Require 'bytecomp.
+	(wl-line-parse-format): New function.
+	(wl-line-formatter-setup): New macro.
+
+	* wl-summary.el (wl-summary-buffer-number-regexp): Abolished.
+	(wl-summary-buffer-line-formatter): New buffer local variable.
+	(wl-summary-switch-to-clone-buffer): Follow the change above.
+	(wl-summary-message-regexp): Fix.
+	(wl-summary-from-func-internal): Abolished.
+	(wl-summary-subject-func-internal): Ditto.
+	(wl-summary-subject-filter-func-internal): Ditto.
+	(All other related portions are changed.)
+	(wl-summary-buffer-set-folder):
+	Set up wl-summary-buffer-number-column and 
+	wl-summary-buffer-line-formatter
+	(All other related portions are changed.)
+	(wl-summary-buffer-number-column-detect): Abolished.
+	(All other related portions are changed.)
+	(wl-summary-delete-all-status-marks-on-buffer): Removed.
+	(wl-summary-delete-all-temp-marks-on-buffer): Use
+	wl-summary-message-regexp instead of wl-summary-buffer-number-regexp.
+	(wl-summary-target-mark-delete): Ditto.
+	(wl-summary-target-mark-refile-subr): Ditto.
+	(wl-summary-target-mark-mark-as-read): Ditto.
+	(wl-summary-target-mark-mark-as-unread): Ditto.
+	(wl-summary-target-mark-mark-as-important): Ditto.
+	(wl-summary-target-mark-save): Ditto.
+	(wl-summary-replace-status-marks): Renamed from
+	wl-summary-set-status-marks-on-buffer;
+	Use wl-summary-message-regexp instead of
+	wl-summary-buffer-number-regexp.
+	(wl-summary-sync-update): Follow the change above.
+	(wl-summary-goto-previous-message-beginning): New function.
+	(wl-summary-mark-as-unread): Use it.
+	(wl-summary-mark-as-important): Ditto.
+	(wl-summary-line-formatter): New variable.
+	(wl-summary-line-year): New function.
+	(wl-summary-line-day): Ditto.
+	(wl-summary-line-day-of-week): Ditto.
+	(wl-summary-line-hour): Ditto.
+	(wl-summary-line-minute): Ditto.
+	(wl-summary-line-open-bracket): Ditto.
+	(wl-summary-line-close-bracket): Ditto.
+	(wl-summary-line-children-number): Ditto.
+	(wl-summary-line-thread-indent): Ditto.
+	(wl-summary-line-size): Ditto.
+	(wl-summary-line-subject): Ditto.
+	(wl-summary-line-from): Ditto.
+	(wl-summary-line-children-and-from): Ditto.
+	(wl-summary-create-line): Rewritten.
+	(wl-summary-format-date): Abolished.
+
+	* wl-highlight.el (wl-highlight-summary-current-line): Use
+	wl-summary-message-regexp instead of wl-summary-buffer-number-regexp;
+	Use thread structure to detect thread top message.
+
+	* wl-draft.el (wl-default-draft-cite): Don't use
+	wl-summary-from-func-internal.
+
+	* wl-refile.el (wl-refile-subject-learn): Don't use
+	wl-summary-subject-filter-func-internal.
+	(wl-refile-guess-by-subject): Ditto.
+
+	* wl-e21.el (wl-e21-toolbar-configurations): Changed default
+	parameters.
+
+	* wl-thread.el (wl-thread-update-indent-string-region):
+	Use wl-thread-update-line-on-buffer instead of
+	wl-thread-update-indent-string.
+	(wl-thread-update-children-number): Redefine using
+	wl-thread-update-line-on-buffer.
+	(wl-thread-update-indent-string): Abolished.
+
         * Version number is increased to 2.9.11.
 
 2002-05-01  Yuuichi Teranishi  <teranisi@gohome.org>
diff --git a/wl/wl-draft.el b/wl/wl-draft.el
index f6f280f..e71640a 100644
--- a/wl/wl-draft.el
+++ b/wl/wl-draft.el
@@ -670,8 +670,8 @@ Reply to author if WITH-ARG is non-nil."
 	  (setq cite-title (format "At %s,\n%s wrote:"
 				   (or date "some time ago")
 				   (if wl-default-draft-cite-decorate-author
-				     (wl-summary-from-func-internal
-				      (or from "you"))
+				       (funcall wl-summary-from-function
+						(or from "you"))
 				     (or from "you"))))))
     (and cite-title
 	 (insert cite-title "\n"))
diff --git a/wl/wl-e21.el b/wl/wl-e21.el
index 8facf59..00bd461 100644
--- a/wl/wl-e21.el
+++ b/wl/wl-e21.el
@@ -202,8 +202,8 @@
 (defvar wl-e21-toolbar-configurations
   '((auto-resize-tool-bars       . t)
     (auto-raise-tool-bar-buttons . t)
-    (tool-bar-button-margin      . 0)
-    (tool-bar-button-relief      . 2)))
+    (tool-bar-button-margin      . 2)
+    (tool-bar-button-relief      . 1)))
 
 (defun wl-e21-make-toolbar-buttons (keymap defs)
   (let ((configs wl-e21-toolbar-configurations)
diff --git a/wl/wl-highlight.el b/wl/wl-highlight.el
index bbb0e1f..57c831d 100644
--- a/wl/wl-highlight.el
+++ b/wl/wl-highlight.el
@@ -818,12 +818,7 @@
     (let ((inhibit-read-only t)
 	  (case-fold-search nil) temp-mark status-mark
 	  (deactivate-mark nil)
-	  (sregexp (concat
-		    "^"
-		    wl-summary-buffer-number-regexp
-		    "\\(.\\)\\(.\\)../..\(.*\)..:.. \\("
-		    wl-highlight-thread-indent-string-regexp
-		    "\\)[[<]"))
+	  (sregexp (concat "\\("wl-summary-message-regexp "\\)\\(.\\)\\(.\\)"))
 	  fregexp fsymbol bol eol matched thread-top looked-at dest ds)
       (end-of-line)
       (setq eol (point))
@@ -833,14 +828,14 @@
 	  (setq status-mark smark)
 	(setq looked-at (looking-at sregexp))
 	(when looked-at
-	  (setq status-mark (buffer-substring (match-beginning 2)
-					      (match-end 2)))))
+	  (setq status-mark (buffer-substring (match-beginning 3)
+					      (match-end 3)))))
       (when temp-too
 	(unless looked-at
 	  (setq looked-at (looking-at sregexp)))
 	(when looked-at
-	  (setq temp-mark (buffer-substring (match-beginning 1)
-					    (match-end 1)))
+	  (setq temp-mark (buffer-substring (match-beginning 2)
+					    (match-end 2)))
 	  (cond
 	   ((string= temp-mark "*")
 	    (setq fsymbol 'wl-highlight-summary-temp-face))
@@ -877,10 +872,10 @@
 	   ((string= temp-mark "+")
 	    (setq fsymbol 'wl-highlight-summary-high-read-face))
 	   ;;
-	   (t (if (and looked-at
-		       (string= (buffer-substring
-				 (match-beginning 3)
-				 (match-end 3)) ""))
+	   (t (if (null
+		   (wl-thread-entity-get-parent-entity
+		    (wl-thread-get-entity (string-to-number
+					   (match-string 1)))))
 		  (setq fsymbol 'wl-highlight-summary-thread-top-face)
 		(setq fsymbol 'wl-highlight-summary-normal-face)))))
       (put-text-property bol eol 'face fsymbol)
diff --git a/wl/wl-refile.el b/wl/wl-refile.el
index bba8e51..6156774 100644
--- a/wl/wl-refile.el
+++ b/wl/wl-refile.el
@@ -132,8 +132,8 @@
 					    wl-refile-msgid-alist))))))
 
 (defun wl-refile-subject-learn (entity dst)
-  (let ((subject (wl-summary-subject-filter-func-internal
-		  (elmo-msgdb-overview-entity-get-subject entity)))
+  (let ((subject (funcall wl-summary-subject-filter-function
+			  (elmo-msgdb-overview-entity-get-subject entity)))
 	hit)
     (setq dst (elmo-string dst))
     (if (and subject (not (string= subject "")))
@@ -258,8 +258,8 @@ If RULE does not match ENTITY, returns nil."
 	      wl-refile-msgid-alist)))
 
 (defun wl-refile-guess-by-subject (entity)
-  (cdr (assoc (wl-summary-subject-filter-func-internal
-	       (elmo-msgdb-overview-entity-get-subject entity))
+  (cdr (assoc (funcall wl-summary-subject-filter-function
+		       (elmo-msgdb-overview-entity-get-subject entity))
 	      wl-refile-subject-alist)))
 
 (require 'product)
diff --git a/wl/wl-summary.el b/wl/wl-summary.el
index b15675e..54c2344 100644
--- a/wl/wl-summary.el
+++ b/wl/wl-summary.el
@@ -93,7 +93,6 @@
 (defvar wl-summary-buffer-mark-modified nil)
 (defvar wl-summary-buffer-thread-modified nil)
 (defvar wl-summary-buffer-number-column nil)
-(defvar wl-summary-buffer-number-regexp nil)
 (defvar wl-summary-buffer-persistent nil)
 (defvar wl-summary-buffer-thread-nodes nil)
 (defvar wl-summary-buffer-target-mark-list nil)
@@ -108,6 +107,7 @@
 (defvar wl-summary-buffer-number-list nil)
 (defvar wl-summary-buffer-msgdb nil)
 (defvar wl-summary-buffer-folder-name nil)
+(defvar wl-summary-buffer-line-formatter nil)
 
 (defvar wl-thread-indent-level-internal nil)
 (defvar wl-thread-have-younger-brother-str-internal nil)
@@ -126,7 +126,8 @@
 
 (defvar wl-summary-get-petname-function 'wl-address-get-petname-1)
 
-(defvar wl-summary-message-regexp "^ *\\(-?[0-9]+\\)")
+(defconst wl-summary-message-regexp "^ *-?[0-9]+"
+  "Regexp for the message.")
 
 (defvar wl-summary-shell-command-last "")
 
@@ -154,7 +155,6 @@
 (make-variable-buffer-local 'wl-summary-buffer-mark-modified)
 (make-variable-buffer-local 'wl-summary-buffer-thread-modified)
 (make-variable-buffer-local 'wl-summary-buffer-number-column)
-(make-variable-buffer-local 'wl-summary-buffer-number-regexp)
 (make-variable-buffer-local 'wl-summary-buffer-persistent)
 (make-variable-buffer-local 'wl-summary-buffer-thread-nodes)
 (make-variable-buffer-local 'wl-summary-buffer-prev-refile-destination)
@@ -179,20 +179,12 @@
 (make-variable-buffer-local 'wl-summary-buffer-number-list)
 (make-variable-buffer-local 'wl-summary-buffer-msgdb)
 (make-variable-buffer-local 'wl-summary-buffer-folder-name)
+(make-variable-buffer-local 'wl-summary-buffer-line-formatter)
 
 ;; internal functions (dummy)
 (unless (fboundp 'wl-summary-append-message-func-internal)
   (defun wl-summary-append-message-func-internal (entity msgdb update
 							 &optional force-insert)))
-(unless (fboundp 'wl-summary-from-func-internal)
-  (defun wl-summary-from-func-internal (from)
-    from))
-(unless (fboundp 'wl-summary-subject-func-internal)
-  (defun wl-summary-subject-func-internal (subject)
-    subject))
-(unless (fboundp 'wl-summary-subject-filter-func-internal)
-  (defun wl-summary-subject-filter-func-internal (subject)
-    subject))
 
 (defmacro wl-summary-sticky-buffer-name (name)
   (` (concat wl-summary-buffer-name ":" (, name))))
@@ -711,6 +703,17 @@ you."
 	(wl-get-assoc-list-value
 	 wl-folder-thread-indent-set-alist
 	 (elmo-folder-name-internal folder)))
+  (setq wl-summary-buffer-number-column
+	(or (wl-get-assoc-list-value wl-summary-number-column-alist
+				     (wl-summary-buffer-folder-name))
+	    wl-summary-default-number-column))
+  (wl-line-formatter-setup
+   wl-summary-buffer-line-formatter
+   (or (wl-get-assoc-list-value
+	wl-folder-summary-line-format-alist
+	(elmo-folder-name-internal folder))
+       wl-summary-line-format)
+   wl-summary-line-format-spec-alist)
   (setq wl-summary-buffer-persistent
 	(wl-folder-persistent-p (elmo-folder-name-internal folder)))
   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
@@ -837,7 +840,6 @@ Entering Folder mode calls the value of `wl-summary-mode-hook'."
 	 expunged)
     (fset 'wl-summary-append-message-func-internal
 	  (wl-summary-get-append-message-func))
-    (wl-summary-buffer-number-column-detect nil)
     (erase-buffer)
     (message "Re-scanning...")
     (setq i 0)
@@ -1106,8 +1108,7 @@ Entering Folder mode calls the value of `wl-summary-mode-hook'."
   (setq wl-summary-buffer-target-mark-list nil)
   (setq wl-summary-buffer-refile-list nil)
   (setq wl-summary-buffer-copy-list nil)
-  (setq wl-summary-buffer-delete-list nil)
-  (wl-summary-buffer-number-column-detect nil))
+  (setq wl-summary-buffer-delete-list nil))
 
 (defun wl-summary-sync (&optional unset-cursor force-range)
   (interactive)
@@ -1299,8 +1300,8 @@ If ARG is non-nil, checking is omitted."
 			 "[ "
 			 (save-match-data
 			   (wl-set-string-width
-			    wl-summary-from-width
-			    (wl-summary-from-func-internal
+			    17
+			    (funcall wl-summary-from-function
 			     (eword-decode-string
 			      (elmo-delete-char
 			       ?\"
@@ -1434,18 +1435,6 @@ If ARG is non-nil, checking is omitted."
 	  (set-buffer-modified-p nil)
 	  mark)))))
 
-(defun wl-summary-delete-all-status-marks-on-buffer ()
-  (interactive)
-  (save-excursion
-    (goto-char (point-min))
-    (let ((inhibit-read-only t)
-	  (buffer-read-only nil)
-	  (case-fold-search nil))
-      (while (re-search-forward
-	      (concat "^" wl-summary-buffer-number-regexp ".\\(.\\)") nil t)
-	(delete-region (match-beginning 1) (match-end 1))
-	(insert " ")))))
-
 (defun wl-summary-delete-marks-on-buffer (marks)
   (while marks
     (wl-summary-unmark (pop marks))))
@@ -1477,7 +1466,7 @@ If ARG is non-nil, checking is omitted."
     (let ((inhibit-read-only t)
 	  (buffer-read-only nil)
 	  (case-fold-search nil)
-	  (regexp (concat "^" wl-summary-buffer-number-regexp "\\([^ ]\\)" )))
+	  (regexp (concat wl-summary-message-regexp "\\([^ 0-9]\\)" )))
       (while (re-search-forward regexp nil t)
 	(delete-region (match-beginning 1) (match-end 1))
 	(insert " ")
@@ -1601,7 +1590,8 @@ If ARG is non-nil, checking is omitted."
 					 wl-summary-new-mark)))
 	(save-excursion
 	  (goto-char (point-min))
-	  (while (re-search-forward "^ *\\(-?[0-9]+\\)[^0-9]\\([^0-9 ]\\)" nil t)
+	  (while (re-search-forward "^ *\\(-?[0-9]+\\)[^0-9]\\([^0-9 ]\\)"
+				    nil t)
 	    (setq msg (string-to-int (wl-match-buffer 1)))
 	    (setq mark (wl-match-buffer 2))
 	    (when (and (not (string= mark wl-summary-important-mark))
@@ -1645,7 +1635,6 @@ If ARG is non-nil, checking is omitted."
 	   (number-alist (elmo-msgdb-get-number-alist msgdb))
 	   (case-fold-search nil)
 	   mark number unread new-mark)
-;;;   (re-search-backward "^ *[0-9]+..[0-9]+/[0-9]+" nil t) ; set cursor line
       (beginning-of-line)
       (when (looking-at "^ *\\(-?[0-9]+\\)[^0-9]\\([^0-9]\\)")
 	(progn
@@ -1766,14 +1755,14 @@ If ARG is non-nil, checking is omitted."
        (wl-summary-buffer-folder-name)
        (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)))))
 
-(defun wl-summary-set-status-marks-on-buffer (before after)
-  "Set the MARKS marks on buffer."
+(defun wl-summary-replace-status-marks (before after)
+  "Replace the status marks on buffer."
   (interactive)
   (save-excursion
     (goto-char (point-min))
     (let ((inhibit-read-only t)
 	  (buffer-read-only nil)
-	  (regexp (concat "^" wl-summary-buffer-number-regexp ".\\(\\%s\\)")))
+	  (regexp (concat wl-summary-message-regexp ".\\(\\%s\\)")))
       (while (re-search-forward
 	      (format regexp (regexp-quote before)) nil t)
 	(delete-region (match-beginning 1) (match-end 1))
@@ -1929,7 +1918,7 @@ If ARG is non-nil, checking is omitted."
 		  (wl-summary-delete-messages-on-buffer delete-list "Deleting...")
 		  (message "Deleting...done"))
 		(when new-msgdb
-		  (wl-summary-set-status-marks-on-buffer
+		  (wl-summary-replace-status-marks
 		   wl-summary-new-mark
 		   wl-summary-unread-uncached-mark))
 		(setq append-list (elmo-msgdb-get-overview new-msgdb))
@@ -2035,7 +2024,6 @@ If ARG is non-nil, checking is omitted."
 	       (+ (car pair) (cdr pair)))
 	     (elmo-folder-messages folder)))
       (wl-summary-update-modeline)
-      (wl-summary-buffer-number-column-detect t)
       ;;
       (unless unset-cursor
 	(goto-char (point-min))
@@ -2265,13 +2253,13 @@ If ARG, without confirm."
 		   wl-summary-buffer-target-mark-list
 		   wl-summary-buffer-elmo-folder
 		   wl-summary-buffer-number-column
-		   wl-summary-buffer-number-regexp
 		   wl-summary-buffer-message-modified
 		   wl-summary-buffer-mark-modified
 		   wl-summary-buffer-thread-modified
 		   wl-summary-buffer-number-list
 		   wl-summary-buffer-msgdb
-		   wl-summary-buffer-folder-name)
+		   wl-summary-buffer-folder-name
+		   wl-summary-buffer-line-formatter)
 		 (and (eq wl-summary-buffer-view 'thread)
 		      '(wl-thread-entity-hashtb
 			wl-thread-entities
@@ -2423,7 +2411,6 @@ If ARG, without confirm."
 	    (wl-summary-update-modeline)))
       (unless (eq wl-summary-buffer-view 'thread)
 	(wl-summary-make-number-list))
-      (wl-summary-buffer-number-column-detect t)
       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
       (unless (and reuse-buf keep-cursor)
 	;(setq hilit wl-summary-highlight)
@@ -2518,6 +2505,11 @@ If ARG, without confirm."
       (set-buffer-modified-p nil))
     retval))
 
+(defun wl-summary-goto-previous-message-beginning ()
+  (end-of-line)
+  (re-search-backward wl-summary-message-regexp nil t)
+  (beginning-of-line))
+
 (defun wl-summary-goto-top-of-current-thread ()
   (wl-summary-jump-to-msg
    (wl-thread-entity-get-number
@@ -2567,8 +2559,8 @@ If ARG, without confirm."
     (elmo-replace-in-string subject "^\\[.*\\]" "")))
 
 (defun wl-summary-subject-equal (subject1 subject2)
-  (string= (wl-summary-subject-filter-func-internal subject1)
-	   (wl-summary-subject-filter-func-internal subject2)))
+  (string= (funcall wl-summary-subject-filter-function subject1)
+	   (funcall wl-summary-subject-filter-function subject2)))
 
 (defmacro wl-summary-put-alike (alike)
   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
@@ -2620,11 +2612,11 @@ If ARG, without confirm."
 	   overview
 	   (function
 	    (lambda (x)
-	      (wl-summary-subject-filter-func-internal
+	      (funcall wl-summary-subject-filter-function
 	       (elmo-msgdb-overview-entity-get-subject-no-decode x))))
 	   t))
-	(setq match (wl-summary-subject-filter-func-internal
-		     (elmo-msgdb-overview-entity-get-subject entity)))
+	(setq match (funcall wl-summary-subject-filter-function
+			     (elmo-msgdb-overview-entity-get-subject entity)))
 	(if (string= match "")
 	    (setq match "\n"))
 	(goto-char (point-min))
@@ -2773,9 +2765,7 @@ If ARG, without confirm."
 	    (message "No message.")
 	  (end-of-line)
 	  (setq eol (point))
-	  (re-search-backward (concat "^" wl-summary-buffer-number-regexp
-				      "..../..")) ; set cursor line
-	  (beginning-of-line)))
+	  (wl-summary-goto-previous-message-beginning)))
       (if (or (and (not visible)
 		   ;; already exists in msgdb.
 		   (assq number (elmo-msgdb-get-number-alist msgdb)))
@@ -3627,7 +3617,7 @@ If ARG, exit virtual folder."
   (interactive)
   (save-excursion
     (goto-char (point-min))
-    (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
+    (let ((regexp (concat wl-summary-message-regexp "\\(\\*\\)"))
 	  number mlist)
       (while (re-search-forward regexp nil t)
 	(let (wl-summary-buffer-disp-msg)
@@ -3685,7 +3675,7 @@ If ARG, exit virtual folder."
 	regexp number msgid entity folder mlist)
     (save-excursion
       (goto-char (point-min))
-      (setq regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
+      (setq regexp (concat wl-summary-message-regexp "\\(\\*\\)"))
       ;; guess by first mark
       (when (re-search-forward regexp nil t)
 	(setq msgid (cdr (assq (setq number (wl-summary-message-number))
@@ -3754,7 +3744,7 @@ If ARG, exit virtual folder."
   (interactive)
   (save-excursion
     (goto-char (point-min))
-    (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
+    (let ((regexp (concat wl-summary-message-regexp "\\(\\*\\)"))
 	  (inhibit-read-only t)
 	  (buffer-read-only nil)
 	  number mlist)
@@ -3782,7 +3772,7 @@ If ARG, exit virtual folder."
   (interactive)
   (save-excursion
     (goto-char (point-min))
-    (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
+    (let ((regexp (concat wl-summary-message-regexp "\\(\\*\\)"))
 	  (inhibit-read-only t)
 	  (buffer-read-only nil)
 	  number mlist)
@@ -3811,7 +3801,7 @@ If ARG, exit virtual folder."
   (interactive)
   (save-excursion
     (goto-char (point-min))
-    (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
+    (let ((regexp (concat wl-summary-message-regexp "\\(\\*\\)"))
 	  (inhibit-read-only t)
 	  (buffer-read-only nil)
 	  number mlist)
@@ -3843,7 +3833,7 @@ If ARG, exit virtual folder."
     (let ((wl-save-dir
 	   (wl-read-directory-name "Save to directory: "
 				   wl-temporary-file-directory))
-	  (regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
+	  (regexp (concat wl-summary-message-regexp "\\(\\*\\)"))
 	  number mlist)
       (if (null (file-exists-p wl-save-dir))
 	  (make-directory wl-save-dir))
@@ -3973,9 +3963,7 @@ If ARG, exit virtual folder."
 	      (setq visible nil))
 	  (end-of-line)
 	  (setq eol (point))
-	  (re-search-backward (concat "^" wl-summary-buffer-number-regexp
-				      "..../..") nil t)) ; set cursor line
-	(beginning-of-line))
+	  (wl-summary-goto-previous-message-beginning)))
       (if (or (and (not visible)
 		   (assq number (elmo-msgdb-get-number-alist msgdb)))
 	      (re-search-forward "^ *\\(-?[0-9]+\\)[^0-9]\\([^0-9]\\)" eol t))
@@ -4025,92 +4013,129 @@ If ARG, exit virtual folder."
   (set-buffer-modified-p nil)
   number)
 
-(defsubst wl-summary-format-date (date-string)
-  (condition-case nil
-      (let ((datevec (timezone-fix-time date-string nil
-					wl-summary-fix-timezone)))
-	(format "%02d/%02d(%s)%02d:%02d"
-		(aref datevec 1)
-		(aref datevec 2)
-		(elmo-date-get-week (aref datevec 0)
-				    (aref datevec 1)
-				    (aref datevec 2))
-		(aref datevec 3)
-		(aref datevec 4)))
-    (error "??/??(??)??:??")))
-
-(defun wl-summary-create-line (entity parent temp-mark
-				      &optional
-				      thr-children-number
-				      thr-indent-string
-				      thr-linked)
-  "Create a summary line."
-  (let ((wl-mime-charset wl-summary-buffer-mime-charset)
-	(elmo-mime-charset wl-summary-buffer-mime-charset)
-	(folder wl-summary-buffer-elmo-folder)
-	(number (elmo-msgdb-overview-entity-get-number entity))
-	(thr-indent-string (or thr-indent-string ""))
-	no-parent from subject parent-raw-subject parent-subject
-	line mark
-	(elmo-lang wl-summary-buffer-weekday-name-lang)
-	(children-num (if thr-children-number
-			  (int-to-string thr-children-number))))
-    (if (string= thr-indent-string "")
+;;; Summary line.
+(defvar wl-summary-line-formatter nil)
+
+(defvar wl-datevec)
+(defvar wl-thr-indent-string)
+(defvar wl-thr-children-number)
+(defvar wl-thr-linked)
+(defvar wl-message-entity)
+(defvar wl-parent-message-entity)
+
+(defun wl-summary-line-year ()
+  (aref wl-datevec 0))
+(defun wl-summary-line-month ()
+  (format "%02d" (aref wl-datevec 1)))
+(defun wl-summary-line-day ()
+  (format "%02d" (aref wl-datevec 2)))
+(defun wl-summary-line-day-of-week ()
+  (elmo-date-get-week (aref wl-datevec 0)
+		      (aref wl-datevec 1)
+		      (aref wl-datevec 2)))
+(defun wl-summary-line-hour ()
+  (format "%02d" (aref wl-datevec 3)))
+(defun wl-summary-line-minute ()
+  (format "%02d" (aref wl-datevec 4)))
+(defun wl-summary-line-open-bracket ()
+  (if wl-thr-linked "<" "["))
+(defun wl-summary-line-close-bracket ()
+  (if wl-thr-linked ">" "]"))
+(defun wl-summary-line-children-number ()
+  (if wl-thr-children-number
+      (concat "+" (int-to-string wl-thr-children-number) ":")
+    ""))
+(defun wl-summary-line-thread-indent ()
+  (or wl-thr-indent-string ""))
+
+(defun wl-summary-line-size ()
+  (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
+    (if size
+	(cond
+	 ((<= 1 (/ size 1048576))
+	  (format "%.0fM" (/ size 1048576.0)))
+	 ((<= 1 (/ size 1024))
+	  (format "%.0fK" (/ size 1024.0)))
+	 (t (format "%dB" size)))
+      "")))
+
+(defun wl-summary-line-subject ()
+  (let (no-parent subject parent-raw-subject parent-subject)
+    (if (string= wl-thr-indent-string "")
 	(setq no-parent t)) ; no parent
-    (if (and wl-summary-indent-length-limit
-	     (< wl-summary-indent-length-limit
-		(string-width thr-indent-string)))
-	(setq thr-indent-string (wl-set-string-width
-				 wl-summary-indent-length-limit
-				 thr-indent-string)))
-    (setq from
-	  (wl-set-string-width
-	   (if children-num
-	       (- wl-summary-from-width (length children-num) 2)
-	     wl-summary-from-width)
-	   (elmo-delete-char ?\n
-			     (wl-summary-from-func-internal
-			      (elmo-msgdb-overview-entity-get-from entity)))))
     (setq subject
 	  (elmo-delete-char ?\n
 			    (or (elmo-msgdb-overview-entity-get-subject
-				 entity)
+				 wl-message-entity)
 				wl-summary-no-subject-message)))
     (setq parent-raw-subject
-	  (elmo-msgdb-overview-entity-get-subject parent))
+	  (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
     (setq parent-subject
 	  (if parent-raw-subject
 	      (elmo-delete-char ?\n parent-raw-subject)))
-    (setq line
+    (setq subject
+	  (if (or no-parent
+		  (null parent-subject)
+		  (not (wl-summary-subject-equal
+			subject parent-subject)))
+	      (funcall wl-summary-subject-function subject)
+	    ""))
+    (if (and (not wl-summary-width)
+	     wl-summary-subject-length-limit)
+	(truncate-string subject 
+			 wl-summary-subject-length-limit)
+      subject)))
+
+(defun wl-summary-line-from ()
+  (elmo-delete-char ?\n
+		    (funcall wl-summary-from-function
+			     (elmo-msgdb-overview-entity-get-from
+			      wl-message-entity))))
+
+(defun wl-summary-line-children-and-from ()
+  (concat
+   (wl-summary-line-children-number) " "
+   (wl-summary-line-from)))
+
+(defun wl-summary-create-line (wl-message-entity
+			       wl-parent-message-entity
+			       temp-mark
+			       &optional
+			       wl-thr-children-number
+			       wl-thr-indent-string
+			       wl-thr-linked)
+  "Create a summary line."
+  (let ((wl-mime-charset wl-summary-buffer-mime-charset)
+	(elmo-mime-charset wl-summary-buffer-mime-charset)
+	(elmo-lang wl-summary-buffer-weekday-name-lang)
+	(wl-datevec (timezone-fix-time
+		     (elmo-msgdb-overview-entity-get-date 
+		      wl-message-entity)
+		     nil
+		     wl-summary-fix-timezone))
+	line mark)
+    (if (and wl-summary-indent-length-limit
+	     (< wl-summary-indent-length-limit
+		(string-width wl-thr-indent-string)))
+	(setq wl-thr-indent-string (wl-set-string-width
+				    wl-summary-indent-length-limit
+				    wl-thr-indent-string)))
+    (setq line 
 	  (concat
-	   (format (concat "%"
-			   (int-to-string
-			    wl-summary-buffer-number-column)
-			   "s%s%s%s %s")
-		   number
-		   (or temp-mark " ")
-		   (setq mark (or (elmo-message-mark folder number) " "))
-		   (wl-summary-format-date
-		    (elmo-msgdb-overview-entity-get-date entity))
-		   (or thr-indent-string ""))
-	   (format (if thr-linked
-		       "<%s > %s"
-		     "[%s ] %s")
-		   (if children-num
-		       (concat "+" children-num ": " from)
-		     (concat " " from))
-		   (progn
-		     (setq subject
-			   (if (or no-parent
-				   (null parent-subject)
-				   (not (wl-summary-subject-equal
-					 subject parent-subject)))
-			       (wl-summary-subject-func-internal subject) ""))
-		     (if (and (not wl-summary-width)
-			      wl-summary-subject-length-limit)
-			 (truncate-string subject 
-					  wl-summary-subject-length-limit)
-		       subject)))))
+	   (format
+	    (concat "%"
+		    (number-to-string wl-summary-buffer-number-column)
+		    "s%s%s")
+	    (number-to-string
+	     (elmo-msgdb-overview-entity-get-number wl-message-entity))
+	    (or temp-mark " ")
+	    (setq mark
+		  (or (elmo-msgdb-get-mark
+		       (wl-summary-buffer-msgdb)
+		       (elmo-msgdb-overview-entity-get-number
+			wl-message-entity))
+		      " ")))
+	   (funcall wl-summary-buffer-line-formatter)))
     (if wl-summary-width (setq line
 			       (wl-set-string-width
 				(- wl-summary-width 1) line)))
@@ -4118,26 +4143,9 @@ If ARG, exit virtual folder."
 	(wl-highlight-summary-line-string line
 					  mark
 					  temp-mark
-					  thr-indent-string))
+					  wl-thr-indent-string))
     line))
 
-(defsubst wl-summary-buffer-number-column-detect (update)
-  (let (end)
-    (save-excursion
-      (goto-char (point-min))
-      (setq wl-summary-buffer-number-column
-	    (or
-	     (if (and update
-		      (setq end (if (re-search-forward
-				     "^ *-?[0-9]+[^0-9]" nil t)
-				    (point))))
-		 (- end (progn (beginning-of-line) (point)) 1))
-	     (wl-get-assoc-list-value wl-summary-number-column-alist
-				      (wl-summary-buffer-folder-name))
-	     wl-summary-default-number-column))
-      (setq wl-summary-buffer-number-regexp
-	    (wl-repeat-string "." wl-summary-buffer-number-column)))))
-
 (defsubst wl-summary-proc-wday (wday-str year month mday)
   (save-match-data
     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
@@ -4867,11 +4875,11 @@ Use function list is `wl-summary-write-current-folder-functions'."
 	goto-next regex-list regex next-entity finfo)
     (beginning-of-line)
     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
-	(setq regex (format "^%s[^%s]"
-			    wl-summary-buffer-number-regexp
+	(setq regex (format "%s[^%s]"
+			    wl-summary-message-regexp
 			    skip-mark-regexp))
-      (setq regex (format "^%s[^%s]\\(%s\\|%s\\| \\)"
-			  wl-summary-buffer-number-regexp
+      (setq regex (format "%s[^%s]\\(%s\\|%s\\| \\)"
+			  wl-summary-message-regexp
 			  skip-mark-regexp
 			  (regexp-quote wl-summary-unread-cached-mark)
 			  (regexp-quote wl-summary-important-mark))))
@@ -4906,11 +4914,11 @@ Use function list is `wl-summary-write-current-folder-functions'."
 	goto-next regex regex-list next-entity finfo)
     (end-of-line)
     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
-	(setq regex (format "^%s[^%s]"
-			    wl-summary-buffer-number-regexp
+	(setq regex (format "%s[^%s]"
+			    wl-summary-message-regexp
 			    skip-mark-regexp))
-      (setq regex (format "^%s[^%s]\\(%s\\|%s\\| \\)"
-			  wl-summary-buffer-number-regexp
+      (setq regex (format "%s[^%s]\\(%s\\|%s\\| \\)"
+			  wl-summary-message-regexp
 			  skip-mark-regexp
 			  (regexp-quote wl-summary-unread-cached-mark)
 			  (regexp-quote wl-summary-important-mark))))
diff --git a/wl/wl-thread.el b/wl/wl-thread.el
index 7cdd0a0..746bfba 100644
--- a/wl/wl-thread.el
+++ b/wl/wl-thread.el
@@ -720,48 +720,7 @@ Message is inserted to the summary buffer."
 
 (defun wl-thread-update-children-number (entity)
   "Update the children number."
-  (save-excursion
-    (wl-summary-jump-to-msg (wl-thread-entity-get-number entity))
-    (beginning-of-line)
-    (let ((text-prop (get-text-property (point) 'face))
-	  from from-end beg str)
-      (cond
-       ((looking-at (concat "^" wl-summary-buffer-number-regexp
-			    "..../..\(.*\)..:.. ["
-			    wl-thread-indent-regexp
-			    "]*[[<]\\+\\([0-9]+\\):"))
-	(delete-region (match-beginning 1)(match-end 1))
-	(goto-char (match-beginning 1))
-	(setq str (format "%s" (wl-thread-entity-get-children-num entity)))
-	(if wl-summary-highlight
-	    (put-text-property 0 (length str) 'face text-prop str))
-	(insert str))
-       ((looking-at (concat "^" wl-summary-buffer-number-regexp
-			    "..../..\(.*\)..:.. ["
-			    wl-thread-indent-regexp
-			    "]*[[<]"))
-	(goto-char (match-end 0))
-	(setq beg (current-column))
-	(setq from-end (save-excursion
-			 (move-to-column (+ 1 beg wl-summary-from-width))
-			 (point)))
-	(setq from (buffer-substring (match-end 0) from-end))
-	(delete-region (match-end 0) from-end)
-	(setq str (wl-set-string-width
-		   (1+ wl-summary-from-width)
-		   (format
-		    "+%s:%s"
-		    (wl-thread-entity-get-children-num
-		     entity)
-		    from)))
-	(if wl-summary-highlight
-	    (put-text-property 0 (length str) 'face text-prop str))
-	(insert str)
-	(condition-case nil ; it's dangerous, so ignore error.
-	    (run-hooks 'wl-thread-update-children-number-hook)
-	  (error
-	   (ding)
-	   (message "Error in wl-thread-update-children-number-hook."))))))))
+  (wl-thread-update-line-on-buffer (wl-thread-entity-get-number entity)))
 
 ;;
 ;; Thread oriented commands.
@@ -1143,7 +1102,8 @@ Message is inserted to the summary buffer."
   (save-excursion
     (goto-char beg)
     (while (< (point) end)
-      (wl-thread-update-indent-string)
+      ;(wl-thread-update-indent-string)
+      (wl-thread-update-line-on-buffer)
       (forward-line 1))))
 
 (defsubst wl-thread-make-indent-string (entity)
@@ -1174,34 +1134,6 @@ Message is inserted to the summary buffer."
 	(setq cur (wl-thread-entity-get-parent-entity cur))))
     ret-val))
 
-(defun wl-thread-update-indent-string ()
-  "Update indent string of current line."
-  (interactive)
-  (save-excursion
-    (beginning-of-line)
-    (let ((inhibit-read-only t)
-	  (buffer-read-only nil)
-	  thr-str)
-      (when (looking-at (concat "^ *\\([0-9]+\\)"
-				"..../..\(.*\)..:.. \\("
-				wl-highlight-thread-indent-string-regexp
-				"\\)[[<]"))
-	(goto-char (match-beginning 2))
-	(delete-region (match-beginning 2)
-		       (match-end 2))
-	(setq thr-str
-	      (wl-thread-make-indent-string
-	       (wl-thread-get-entity (string-to-int (wl-match-buffer 1)))))
-	(if (and wl-summary-indent-length-limit
-		 (< wl-summary-indent-length-limit
-		    (string-width thr-str)))
-	    (setq thr-str (wl-set-string-width
-			   wl-summary-indent-length-limit
-			   thr-str)))
-	(insert thr-str)
-	(if wl-summary-highlight
-	    (wl-highlight-summary-current-line))))))
-
 (defun wl-thread-set-parent (&optional parent-number)
   "Set current message's parent interactively."
   (interactive)
diff --git a/wl/wl-util.el b/wl/wl-util.el
index 1336a9d..36a913b 100644
--- a/wl/wl-util.el
+++ b/wl/wl-util.el
@@ -32,7 +32,7 @@
 
 ;;; Code:
 ;;
-
+(require 'bytecomp)
 (eval-when-compile
   (require 'elmo-util))
 
@@ -915,6 +915,43 @@ is enclosed by at least one regexp grouping construct."
 	(apply (function concat) (nreverse expanded))
       newtext)))
 
+(defun wl-line-parse-format (format spec-alist)
+  "Make a formatter from FORMAT and SPEC-ALIST."
+  (let (f spec specs)
+    (setq f
+	  (with-temp-buffer
+	    (insert format)
+	    (goto-char (point-min))
+	    (while (search-forward "%" nil t)
+	      (cond
+	       ((looking-at "%")
+		(goto-char (match-end 0)))
+	       ((looking-at "\\([0-9]*\\)\\([^0-9]\\)")
+		(setq spec
+		      (if (setq spec (assq (string-to-char (match-string 2))
+					   spec-alist))
+			  (nth 1 spec)
+			(match-string 2)))
+		(unless (string= "" (match-string 1))
+		  (setq spec (list 'wl-set-string-width
+				   (string-to-number (match-string 1))
+				   spec)))
+		(setq specs (cons spec specs))
+		(replace-match "s" 'fixed))))
+	    (buffer-string)))
+    (append (list 'format f) (nreverse specs))))
+
+(defmacro wl-line-formatter-setup (formatter format alist)
+  (` (let (byte-compile-warnings)
+       (setq (, formatter)
+	     (byte-compile
+	      (list 'lambda ()
+		    (wl-line-parse-format (, format) (, alist)))))
+       (when (get-buffer "*Compile-Log*")
+	 (bury-buffer "*Compile-Log*"))
+       (when (get-buffer "*Compile-Log-Show*")
+	 (bury-buffer "*Compile-Log-Show*")))))
+
 (require 'product)
 (product-provide (provide 'wl-util) (require 'wl-version))
 
diff --git a/wl/wl-vars.el b/wl/wl-vars.el
index 12e01a1..a0b9089 100644
--- a/wl/wl-vars.el
+++ b/wl/wl-vars.el
@@ -174,6 +174,61 @@ If you don't have multiple e-mail addresses, you don't have to set this."
 		 string)
   :group 'wl)
 
+(defvar wl-summary-line-format-spec-alist
+  '((?Y (wl-summary-line-year))
+    (?M (wl-summary-line-month))
+    (?D (wl-summary-line-day))
+    (?W (wl-summary-line-day-of-week))
+    (?h (wl-summary-line-hour))
+    (?m (wl-summary-line-minute))
+    (?\[ (wl-summary-line-open-bracket))
+    (?\] (wl-summary-line-close-bracket))
+    (?t (wl-summary-line-thread-indent))
+    (?s (wl-summary-line-subject))
+    (?S (wl-summary-line-size))
+    (?c (wl-summary-line-children-number))
+    (?f (wl-summary-line-from))
+    (?F (wl-summary-line-children-and-from)))
+  "An alist of format specifications that can appear in summary lines.
+Each element is a list of following:
+\(SPEC STRING-EXP\)
+SPEC is a character for format specification.
+STRING is an expression to get string to insert.")
+
+(defcustom wl-summary-line-format "%M/%D(%W)%h:%m %t%[%17F %] %s"
+  "*A default format string for summary line of Wanderlust.
+It may include any of the following format specifications
+which are replaced by the given information:
+
+%Y The year of the date field of the message (zero padded).
+%M The month of the date field of the message (zero padded).
+%D The day of the date field of the message (zero padded).
+%W The weekday name of the date field of the message (zero padded).
+%h The hour of the date field of the message (zero padded).
+%m The minute of the date field of the message (zero padded).
+%[ An open bracket.  If the message thread is linked,
+   it is replaced with '<'.
+%] A close bracket.  If the message thread is linked,
+   it is replaced with '>'.
+%c The children number of the closed message thread.
+%f The from: field string of the message.
+%F The children number of the closed message thread and 
+   the from: field string of the message are concatenated.
+%s The subject: field string of the message.
+%S the size of the message (if available)."
+  :group 'wl-summary
+  :type 'string)
+
+(defcustom wl-folder-summary-line-format-alist nil
+  "An alist of folder name and a summary line format.
+If no match, `wl-summary-line-format' is used.
+e.x.
+      '((\"^%\" . \"%M/%D(%W)%h:%m %t%[%14F %](%S) %s\")
+	(\"^@2ch\" . \"%M%/%D/%h:%m %t[%9F ]%s\")))"
+  :type '(repeat (cons (regexp :tag "Folder Regexp")
+		       (string :tag "line format")))
+  :group 'wl-summary)
+
 (defcustom wl-summary-from-function 'wl-summary-default-from
   "*A function for displaying sender (From: field) information."
   :type 'function
@@ -1401,12 +1456,6 @@ with wl-highlight-folder-many-face."
 		(string :tag "Other"))
   :group 'wl-summary)
 
-(defcustom wl-summary-from-width 17
-  "*From width in summary."
-  :type 'integer
-  :group 'wl-summary
-  :group 'wl-pref)
-
 (defcustom wl-summary-subject-length-limit nil
   "*Set subject width in summary when wl-summary-width is nil.
 Nil means unlimited"
@@ -2424,8 +2473,6 @@ a symbol `bitmap', `xbm' or `xpm' in order to force the image format."
 			       'wl-temporary-file-directory)
 
 ;; 2001-12-07
-(elmo-define-obsolete-variable 'wl-from-width
-			       'wl-summary-from-width)
 (elmo-define-obsolete-variable 'wl-subject-length-limit
 			       'wl-summary-subject-length-limit)
 
-- 
1.7.10.4