From 340e5fb110a4b5da62043da1fe5709956dc74421 Mon Sep 17 00:00:00 2001
From: yoichi <yoichi>
Date: Wed, 4 Sep 2002 10:16:23 +0000
Subject: [PATCH] * wl-vars.el (wl-message-mode-line-format): New variable.
 (wl-message-mode-line-format-spec-alist): Ditto. *
 wl-message.el (wl-message-buffer-mode-line-formatter):
 Ditto. (wl-message-redisplay): Use
 wl-message-mode-line-format.

---
 wl/ChangeLog     |    7 +++++++
 wl/wl-message.el |   12 +++++++-----
 wl/wl-vars.el    |   21 +++++++++++++++++++++
 3 files changed, 35 insertions(+), 5 deletions(-)

diff --git a/wl/ChangeLog b/wl/ChangeLog
index b21bbc8..6a8e4e7 100644
--- a/wl/ChangeLog
+++ b/wl/ChangeLog
@@ -1,3 +1,10 @@
+2002-09-04  Yoichi NAKAYAMA  <yoichi@eken.phys.nagoya-u.ac.jp>
+
+	* wl-vars.el (wl-message-mode-line-format): New variable.
+	(wl-message-mode-line-format-spec-alist): Ditto.
+	* wl-message.el (wl-message-buffer-mode-line-formatter): Ditto.
+	(wl-message-redisplay): Use wl-message-mode-line-format.
+
 2002-09-04  Yuuichi Teranishi  <teranisi@gohome.org>
 
 	* wl-mime.el (wl-draft-preview-message): Bind wl-draft-parent-folder.
diff --git a/wl/wl-message.el b/wl/wl-message.el
index 96edf90..2e238a8 100644
--- a/wl/wl-message.el
+++ b/wl/wl-message.el
@@ -61,6 +61,7 @@
 (defvar wl-message-buffer-cur-summary-buffer nil)
 (defvar wl-message-buffer-original-buffer nil) ; original buffer.
 (defvar wl-message-buffer-all-header-flag nil)
+(defvar wl-message-buffer-mode-line-formatter nil)
 
 (make-variable-buffer-local 'wl-message-buffer-cur-folder)
 (make-variable-buffer-local 'wl-message-buffer-cur-number)
@@ -68,6 +69,7 @@
 (make-variable-buffer-local 'wl-message-buffer-cur-summary-buffer)
 (make-variable-buffer-local 'wl-message-buffer-original-buffer)
 (make-variable-buffer-local 'wl-message-buffer-all-header-flag)
+(make-variable-buffer-local 'wl-message-buffer-mode-line-formatter)
 
 (defvar wl-fixed-window-configuration nil)
 
@@ -432,12 +434,12 @@ Returns non-nil if bottom of message."
     (setq wl-message-buffer-cur-summary-buffer summary-buf)
     (setq wl-message-buffer-cur-folder (elmo-folder-name-internal folder))
     (setq wl-message-buffer-cur-number number)
+    (wl-line-formatter-setup
+     wl-message-buffer-mode-line-formatter
+     wl-message-mode-line-format
+     wl-message-mode-line-format-spec-alist)
     (setq mode-line-buffer-identification
-	  (format "Wanderlust: << %s / %s >>"
-		  (if (memq 'modeline wl-use-folder-petname)
-		      (wl-folder-get-petname (elmo-folder-name-internal
-					      folder))
-		    (elmo-folder-name-internal folder)) number))
+	  (funcall wl-message-buffer-mode-line-formatter))
     ;; highlight body
 ;    (when wl-highlight-body-too
 ;      (wl-highlight-body))
diff --git a/wl/wl-vars.el b/wl/wl-vars.el
index 0231fe9..1886291 100644
--- a/wl/wl-vars.el
+++ b/wl/wl-vars.el
@@ -1396,6 +1396,27 @@ which appear just before @."
   :type 'boolean
   :group 'wl-pref)
 
+(defvar wl-message-mode-line-format-spec-alist
+  '((?f (if (memq 'modeline wl-use-folder-petname)
+	    (wl-folder-get-petname wl-message-buffer-cur-folder)
+	  wl-message-buffer-cur-folder))
+    (?n wl-message-buffer-cur-number))
+  "An alist of format specifications for message buffer's mode-lines.
+Each element is a list of following:
+\(SPEC STRING-EXP\)
+SPEC is a character for format specification.
+STRING-EXP is an expression to get string to insert.")
+
+(defcustom wl-message-mode-line-format "Wanderlust: << %f / %n >>"
+  "*A format string for message buffer's mode-line of Wanderlust.
+It may include any of the following format specifications
+which are replaced by the given information:
+
+%f The folder name.
+%n The number of the message."
+  :group 'wl-pref
+  :type 'string)
+
 (defcustom wl-message-truncate-lines default-truncate-lines
   "*Truncate lines in Message Buffer."
   :type 'boolean
-- 
1.7.10.4