From b878254e896bb767c1d89f869d7adaa3d1d877a7 Mon Sep 17 00:00:00 2001
From: teranisi <teranisi>
Date: Fri, 26 Dec 2003 01:20:25 +0000
Subject: [PATCH] * wl-vars.el (wl-demo-icon-name-alist): New variable.

* wl-demo.el (wl-demo-icon-name): Define as function.
(wl-demo-insert-image): Use it.
---
 wl/ChangeLog  |    7 +++++++
 wl/wl-demo.el |   19 +++++++++----------
 wl/wl-vars.el |   12 ++++++++++++
 3 files changed, 28 insertions(+), 10 deletions(-)

diff --git a/wl/ChangeLog b/wl/ChangeLog
index e904bc5..518e0d5 100644
--- a/wl/ChangeLog
+++ b/wl/ChangeLog
@@ -1,3 +1,10 @@
+2003-12-26  Yuuichi Teranishi  <teranisi@gohome.org>
+
+	* wl-vars.el (wl-demo-icon-name-alist): New variable.
+
+	* wl-demo.el (wl-demo-icon-name): Define as function.
+	(wl-demo-insert-image): Use it.
+
 2003-12-19  Tetsurou Okazaki  <okazaki@be.to>
 
 	* wl-vars.el (wl-draft-mime-bcc-body): Customization type fix.
diff --git a/wl/wl-demo.el b/wl/wl-demo.el
index 9e85263..39089cf 100644
--- a/wl/wl-demo.el
+++ b/wl/wl-demo.el
@@ -39,13 +39,12 @@
 (require 'wl-version)
 (require 'wl-highlight)
 
-(defconst wl-demo-icon-name
-  (concat "wl-" (wl-version-status)
-	  (if (string-match "^... Dec \\([ 01][0-9]\\|2[0-5]\\)"
-			    (current-time-string))
-	      "-xmas-logo"
-	    "-logo"))
-  "Basename of the logo file.")
+(defun wl-demo-icon-name ()
+  "A function to determine logo file name."
+  (catch 'found
+    (dolist (pair wl-demo-icon-name-alist)
+      (when (eval (car pair))
+	(throw 'found (eval (cdr pair)))))))
 
 (defvar wl-logo-ascii "\
         o$                  oo$$$$$$ooo
@@ -134,11 +133,11 @@ Yet Another Message Interface On Emacsen"
 IMAGE-TYPE specifies what a type of image should be displayed.
 Return a number of lines that an image occupies in the buffer."
   (let ((file (cond ((eq 'xpm image-type)
-		     (concat wl-demo-icon-name ".xpm"))
+		     (concat (wl-demo-icon-name) ".xpm"))
 		    ((eq 'bitmap image-type)
-		     (concat wl-demo-icon-name ".img"))
+		     (concat (wl-demo-icon-name) ".img"))
 		    ((eq 'xbm image-type)
-		     (concat wl-demo-icon-name ".xbm"))))
+		     (concat (wl-demo-icon-name) ".xbm"))))
 	image width height)
     (when (featurep 'xemacs)
       (when (boundp 'default-gutter-visible-p)
diff --git a/wl/wl-vars.el b/wl/wl-vars.el
index 159b436..4cf3e50 100644
--- a/wl/wl-vars.el
+++ b/wl/wl-vars.el
@@ -481,6 +481,18 @@ You had better set this variable if you set 'wl-insert-mail-followup-to' as t."
   :type 'boolean
   :group 'wl-pref)
 
+(defcustom wl-demo-icon-name-alist
+  '(((string-match "^... Dec \\([ 01][0-9]\\|2[0-5]\\)" (current-time-string))
+     .
+     (concat "wl-" (wl-version-status) "-xmas-logo"))
+    (t
+     .
+     (concat "wl-" (wl-version-status) "-logo")))
+  "An alist to determine the basename of the logo file."
+  :type '(repeat (cons (symbol :tag "condition")
+		       (symbol :tag "file name")))
+  :group 'wl-pref)
+
 (defcustom wl-envelope-from nil
   "*Envelope From used in SMTP.
 If nil, `wl-from' is used."
-- 
1.7.10.4