[evolution] Bug #605596 - Do not crash on message change, attempt ][

[Milan Crha <mcrha src gnome org>]

commit dee479274aced92826ae92d1b28a3d04fa4bd397
Author: Milan Crha <mcrha redhat com>
Date:   Fri Feb 5 15:45:14 2010 +0100

    Bug #605596 - Do not crash on message change, attempt ][

 mail/e-mail-reader.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/mail/e-mail-reader.c b/mail/e-mail-reader.c
index c5106b6..12de369 100644
--- a/mail/e-mail-reader.c
+++ b/mail/e-mail-reader.c
@@ -1740,6 +1740,10 @@ update_webview_content (EMailReader *reader, const gchar *content)
 	html_display = e_mail_reader_get_html_display (reader);
 	g_return_if_fail (html_display != NULL);
 
+	/* skip the progress message when it's formatting something */
+	if (em_format_busy (EM_FORMAT (html_display)))
+		return;
+
 	web_view = E_WEB_VIEW (EM_FORMAT_HTML (html_display)->html);
 	g_return_if_fail (web_view != NULL);