From 26229dd082022160253ee6970f512246c6b83ae4 Mon Sep 17 00:00:00 2001
From: Milan Crha <mcrha@redhat.com>
Date: Fri, 26 Apr 2013 15:34:32 +0200
Subject: Bug #626215 - Prefer mail saving in order by UI

---
 mail/e-mail-reader-utils.c | 10 ++++++++
 mail/message-list.c        | 60 ++++++++++++++++++++++++++++++++++++++++++++++
 mail/message-list.h        |  3 +++
 3 files changed, 73 insertions(+)

(limited to 'mail')

diff --git a/mail/e-mail-reader-utils.c b/mail/e-mail-reader-utils.c
index 74369202ba..36e745570a 100644
--- a/mail/e-mail-reader-utils.c
+++ b/mail/e-mail-reader-utils.c
@@ -1600,6 +1600,16 @@ e_mail_reader_save_messages (EMailReader *reader)
 
 	uids = e_mail_reader_get_selected_uids (reader);
 	g_return_if_fail (uids != NULL && uids->len > 0);
+
+	if (uids->len > 1) {
+		GtkWidget *message_list = e_mail_reader_get_message_list (reader);
+
+		g_warn_if_fail (message_list != NULL);
+
+		if (message_list)
+			message_list_sort_uids (MESSAGE_LIST (message_list), uids);
+	}
+
 	message_uid = g_ptr_array_index (uids, 0);
 
 	/* XXX Either e_mail_reader_get_selected_uids()
diff --git a/mail/message-list.c b/mail/message-list.c
index dcae35ffd3..f94953f1d7 100644
--- a/mail/message-list.c
+++ b/mail/message-list.c
@@ -4251,6 +4251,66 @@ message_list_set_selected (MessageList *ml,
 	g_ptr_array_free (paths, TRUE);
 }
 
+struct ml_sort_uids_data {
+	gchar *uid;
+	gint row;
+};
+
+static gint
+ml_sort_uids_cb (gconstpointer a,
+		 gconstpointer b)
+{
+	struct ml_sort_uids_data * const *pdataA = a;
+	struct ml_sort_uids_data * const *pdataB = b;
+
+	return (* pdataA)->row - (* pdataB)->row;
+}
+
+void
+message_list_sort_uids (MessageList *message_list,
+			GPtrArray *uids)
+{
+	struct ml_sort_uids_data *data;
+	GPtrArray *array;
+	ETreePath path;
+	ETreeTableAdapter *adapter;
+	gint ii;
+
+	g_return_if_fail (message_list != NULL);
+	g_return_if_fail (IS_MESSAGE_LIST (message_list));
+	g_return_if_fail (uids != NULL);
+
+	if (uids->len <= 1)
+		return;
+
+	adapter = e_tree_get_table_adapter (E_TREE (message_list));
+
+	array = g_ptr_array_new_full (uids->len, g_free);
+
+	for (ii = 0; ii < uids->len; ii++) {
+		data = g_new0 (struct ml_sort_uids_data, 1);
+		data->uid = g_ptr_array_index (uids, ii);
+
+		path = g_hash_table_lookup (message_list->uid_nodemap, data->uid);
+		if (path)
+			data->row = e_tree_table_adapter_row_of_node (adapter, path);
+		else
+			data->row = ii;
+
+		g_ptr_array_add (array, data);
+	}
+
+	g_ptr_array_sort (array, ml_sort_uids_cb);
+
+	for (ii = 0; ii < uids->len; ii++) {
+		data = g_ptr_array_index (array, ii);
+
+		uids->pdata[ii] = data->uid;
+	}
+
+	g_ptr_array_free (array, TRUE);
+}
+
 struct ml_count_data {
 	MessageList *ml;
 	guint count;
diff --git a/mail/message-list.h b/mail/message-list.h
index daa27f2c1a..4396291199 100644
--- a/mail/message-list.h
+++ b/mail/message-list.h
@@ -229,6 +229,9 @@ void		message_list_ensure_message	(MessageList *message_list,
 						 const gchar *uid);
 void		message_list_save_state		(MessageList *message_list);
 
+void		message_list_sort_uids		(MessageList *message_list,
+						 GPtrArray *uids);
+
 #define MESSAGE_LIST_LOCK(m, l) g_mutex_lock(((MessageList *)m)->l)
 #define MESSAGE_LIST_UNLOCK(m, l) g_mutex_unlock(((MessageList *)m)->l)
 
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