[evolution] Bug #602505 - Incorrect information in message window

[Milan Crha <mcrha src gnome org>]

commit b8efcdb8d6fc81c4b942bde4acd83f83b15791de
Author: Milan Crha <mcrha redhat com>
Date:   Tue Dec 15 18:36:37 2009 +0100

    Bug #602505 - Incorrect information in message window

 mail/e-mail-reader.c |   40 +++++++++++++++++++++++++++++++++++-----
 mail/message-list.c  |    5 +++++
 2 files changed, 40 insertions(+), 5 deletions(-)
---
diff --git a/mail/e-mail-reader.c b/mail/e-mail-reader.c
index d33c1e5..979279c 100644
--- a/mail/e-mail-reader.c
+++ b/mail/e-mail-reader.c
@@ -1782,6 +1782,24 @@ mail_reader_message_read_cb (EMailReader *reader)
 }
 
 static void
+update_webview_content (EMailReader *reader, const gchar *content)
+{
+	EMFormatHTMLDisplay *html_display;
+	EWebView *web_view;
+
+	g_return_if_fail (reader != NULL);
+	g_return_if_fail (content != NULL);
+
+	html_display = e_mail_reader_get_html_display (reader);
+	g_return_if_fail (html_display != NULL);
+
+	web_view = E_WEB_VIEW (EM_FORMAT_HTML (html_display)->html);
+	g_return_if_fail (web_view != NULL);
+
+	e_web_view_load_string (web_view, content);
+}
+
+static void
 mail_reader_message_loaded_cb (CamelFolder *folder,
                                const gchar *message_uid,
                                CamelMimeMessage *message,
@@ -1843,8 +1861,10 @@ mail_reader_message_loaded_cb (CamelFolder *folder,
 		G_OBJECT (reader), "mark-read-uid",
 		g_strdup (message_uid), (GDestroyNotify) g_free);
 
-	if (MESSAGE_LIST (message_list)->seen_id > 0)
+	if (MESSAGE_LIST (message_list)->seen_id > 0) {
 		g_source_remove (MESSAGE_LIST (message_list)->seen_id);
+		MESSAGE_LIST (message_list)->seen_id = 0;
+	}
 
 	if (message != NULL && mark_read) {
 		MESSAGE_LIST (message_list)->seen_id = g_timeout_add (
@@ -1852,17 +1872,14 @@ mail_reader_message_loaded_cb (CamelFolder *folder,
 			mail_reader_message_read_cb, reader);
 
 	} else if (camel_exception_is_set (ex)) {
-		EWebView *web_view;
 		gchar *string;
 
-		web_view = E_WEB_VIEW (EM_FORMAT_HTML (html_display)->html);
-
 		/* Display the error inline and clear the exception. */
 		string = g_strdup_printf (
 			"<h2>%s</h2><p>%s</p>",
 			_("Unable to retrieve message"),
 			ex->desc);
-		e_web_view_load_string (web_view, string);
+		update_webview_content (reader, string);
 		g_free (string);
 
 		camel_exception_clear (ex);
@@ -1903,6 +1920,11 @@ mail_reader_message_selected_timeout_cb (EMailReader *reader)
 
 		if (html_display_visible && selected_uid_changed) {
 			gint op_id;
+			gchar *string;
+
+			string = g_strdup_printf (_("Retrieving message '%s'"), cursor_uid);
+			update_webview_content (reader, string);
+			g_free (string);
 
 			op_id = mail_get_messagex (
 				folder, cursor_uid,
@@ -1931,6 +1953,7 @@ mail_reader_message_selected_cb (EMailReader *reader,
 	GSource *source;
 	const gchar *key;
 	gpointer data;
+	MessageList *message_list;
 
 	/* First cancel any previous message fetching. */
 	key = "preview-get-message-op-id";
@@ -1938,6 +1961,13 @@ mail_reader_message_selected_cb (EMailReader *reader,
 	if (data != NULL)
 		mail_msg_cancel (GPOINTER_TO_INT (data));
 
+	/* then cancel the seen timer */
+	message_list = MESSAGE_LIST (e_mail_reader_get_message_list (reader));
+	if (message_list && message_list->seen_id) {
+		g_source_remove (message_list->seen_id);
+		message_list->seen_id = 0;
+	}
+
 	/* XXX This is kludgy, but we have no other place to store timeout
 	 * state information.  Addendum: See EAttachmentView for an example
 	 * of storing private data in an interface.  Clunky but works. */
diff --git a/mail/message-list.c b/mail/message-list.c
index f7ba4ff..bbffb44 100644
--- a/mail/message-list.c
+++ b/mail/message-list.c
@@ -3468,6 +3468,11 @@ message_list_set_folder (MessageList *message_list, CamelFolder *folder, const g
 		message_list->idle_id = 0;
 	}
 
+	if (message_list->seen_id) {
+		g_source_remove (message_list->seen_id);
+		message_list->seen_id = 0;
+	}
+
 	/* reset the normalised sort performance hack */
 	g_hash_table_remove_all (message_list->normalised_hash);