From 3120eaefcf5989df7ff03c43de2f0aa12b4159e1 Mon Sep 17 00:00:00 2001
From: hmurata <hmurata>
Date: Thu, 23 Nov 2006 11:21:16 +0000
Subject: [PATCH] (wl-epg-progress-callback): New function.
 (wl-mime-pgp-decrypt-region-with-epg): Display progress
 message with `elmo-with-progress-display'. Set a progress
 callback function to epg-context.
 (wl-mime-pgp-verify-region-with-epg): Ditto.

---
 wl/ChangeLog  |    8 ++++++++
 wl/wl-mime.el |   49 +++++++++++++++++++++++++++++++------------------
 2 files changed, 39 insertions(+), 18 deletions(-)

diff --git a/wl/ChangeLog b/wl/ChangeLog
index 2571c31..4ad0bf1 100644
--- a/wl/ChangeLog
+++ b/wl/ChangeLog
@@ -1,3 +1,11 @@
+2006-11-23  Hiroya Murata  <lapis-lazuli@pop06.odn.ne.jp>
+
+	* wl-mime.el (wl-epg-progress-callback): New function.
+	(wl-mime-pgp-decrypt-region-with-epg): Display progress message
+	with `elmo-with-progress-display'. Set a progress callback
+	function to epg-context.
+	(wl-mime-pgp-verify-region-with-epg): Ditto.
+
 2006-11-22  Hiroya Murata  <lapis-lazuli@pop06.odn.ne.jp>
 
 	* wl-util.el (wl-completing-read-multiple): Define as an alias of
diff --git a/wl/wl-mime.el b/wl/wl-mime.el
index f95c06c..ecba24c 100644
--- a/wl/wl-mime.el
+++ b/wl/wl-mime.el
@@ -487,6 +487,7 @@ It calls following-method selected from variable
      (wl-define-dummy-functions epg-make-context
 				epg-decrypt-string
 				epg-verify-string
+				epg-context-set-progress-callback
 				epg-context-result-for
 				epg-verify-result-to-string
 				epa-display-info)))
@@ -497,31 +498,43 @@ It calls following-method selected from variable
 				pgg-verify-region
 				pgg-display-output-buffer))))
 
+(defun wl-epg-progress-callback (context what char current total reporter)
+  (let ((label (elmo-progress-counter-label reporter)))
+    (when label
+      (elmo-progress-notify label :set current :total total))))
+
 (defun wl-mime-pgp-decrypt-region-with-epg (beg end &optional no-decode)
   (require 'epg)
-  (message "Decrypting...")
-  (insert (prog1
-	      (decode-coding-string
-	       (epg-decrypt-string
-		(epg-make-context)
-		(buffer-substring beg end))
-	       (if no-decode 'raw-text wl-cs-autoconv))
-	    (delete-region beg end)))
-  (message "Decrypting...done")
+  (let ((context (epg-make-context)))
+    (elmo-with-progress-display (epg-decript nil reporter)
+	"Decrypting"
+      (epg-context-set-progress-callback context
+					 #'wl-epg-progress-callback
+					 reporter)
+      (insert (prog1
+		  (decode-coding-string
+		   (epg-decrypt-string
+		    context
+		    (buffer-substring beg end))
+		   (if no-decode 'raw-text wl-cs-autoconv))
+		(delete-region beg end)))))
   last-coding-system-used)
 
 (defun wl-mime-pgp-verify-region-with-epg (beg end &optional coding-system)
   (require 'epa)
   (let ((context (epg-make-context)))
-    (message "Verifying...")
-    (epg-verify-string
-     context
-     (encode-coding-string
-      (buffer-substring beg end)
-      (if coding-system
-	  (coding-system-change-eol-conversion coding-system 'dos)
-	'raw-text-dos)))
-    (message "Verifying...done")
+    (elmo-with-progress-display (epg-verify nil reporter)
+	"Verifying"
+      (epg-context-set-progress-callback context
+					 #'wl-epg-progress-callback
+					 reporter)
+      (epg-verify-string
+       context
+       (encode-coding-string
+	(buffer-substring beg end)
+	(if coding-system
+	    (coding-system-change-eol-conversion coding-system 'dos)
+	  'raw-text-dos))))
     (when (epg-context-result-for context 'verify)
       (epa-display-info (epg-verify-result-to-string
 			 (epg-context-result-for context 'verify))))))
-- 
1.7.10.4