[evolution/webkit] Don't try to refresh or sync mail folders when offline.

[Dan VrÃtil <dvratil src gnome org>]

commit d8e538b09777ea811b75e10b88c46edb3f2d5a4a
Author: Matthew Barnes <mbarnes redhat com>
Date:   Wed Apr 13 12:50:00 2011 -0400

    Don't try to refresh or sync mail folders when offline.
    
    Switching between mail folders in offline mode produces lots of
    annoying alerts for operations we shouldn't even be attempting.

 mail/e-mail-paned-view.c |    4 +++-
 mail/e-mail-reader.c     |    8 +++++++-
 2 files changed, 10 insertions(+), 2 deletions(-)
---
diff --git a/mail/e-mail-paned-view.c b/mail/e-mail-paned-view.c
index 715d2ee..dd963ab 100644
--- a/mail/e-mail-paned-view.c
+++ b/mail/e-mail-paned-view.c
@@ -493,7 +493,9 @@ mail_paned_view_set_folder (EMailReader *reader,
 	if (folder == NULL)
 		goto exit;
 
-	mail_refresh_folder (folder, NULL, NULL);
+	/* Only refresh the folder if we're online. */
+	if (e_shell_get_online (shell))
+		mail_refresh_folder (folder, NULL, NULL);
 
 	/* This is a one-time-only callback. */
 	if (MESSAGE_LIST (message_list)->cursor_uid == NULL &&
diff --git a/mail/e-mail-reader.c b/mail/e-mail-reader.c
index 30480fb..f26921c 100644
--- a/mail/e-mail-reader.c
+++ b/mail/e-mail-reader.c
@@ -2906,18 +2906,24 @@ mail_reader_set_folder (EMailReader *reader,
 	EMFormatHTML *formatter;
 	CamelFolder *previous_folder;
 	GtkWidget *message_list;
+	EMailBackend *backend;
+	EShell *shell;
 	const gchar *previous_folder_uri;
 	gboolean outgoing;
 
 	priv = E_MAIL_READER_GET_PRIVATE (reader);
 
+	backend = e_mail_reader_get_backend (reader);
 	formatter = e_mail_reader_get_formatter (reader);
 	message_list = e_mail_reader_get_message_list (reader);
 
 	previous_folder = e_mail_reader_get_folder (reader);
 	previous_folder_uri = e_mail_reader_get_folder_uri (reader);
 
-	if (previous_folder != NULL)
+	shell = e_shell_backend_get_shell (E_SHELL_BACKEND (backend));
+
+	/* Only synchronize the folder if we're online. */
+	if (previous_folder != NULL && e_shell_get_online (shell))
 		mail_sync_folder (previous_folder, NULL, NULL);
 
 	/* Skip the rest if we're already viewing the folder. */