core/queue: Add queue_{save, load}_flags() function

Signed-off-by: Anna Schumaker <Anna@OcarinaProject.net>

core/collection.c

@@ -125,8 +125,6 @@ static bool __validate_library(void *data)
 bool __collection_init_idle(void *data)
 {
 	struct db_entry *track, *next;
-	unsigned int i, n = 0;
-	int field, ascending;
 
 	db_for_each(track, next, track_db_get()) {
 		if (TRACK(track)->tr_library->li_enabled &&
@@ -135,16 +133,10 @@ bool __collection_init_idle(void *data)
 	}
 	queue_unset_flag(&c_queue, Q_ADD_FRONT);
 
-	if (file_open(&c_file, OPEN_READ))
+	if (file_open(&c_file, OPEN_READ)) {
-		file_readf(&c_file, "%u %u", &c_queue.q_flags, &n);
+		queue_load_flags(&c_queue, &c_file);
-
+		file_close(&c_file);
-	for (i = 0; i < n; i++) {
-		file_readf(&c_file, "%u %d", &field, &ascending);
-		queue_sort(&c_queue, field + 1, (i == 0) ? true : false);
-		if (ascending == false)
-			queue_sort(&c_queue, field + 1, false);
 	}
-	file_close(&c_file);
 
 	if (!c_queue.q_sort) {
 		queue_sort(&c_queue, COMPARE_ARTIST, true);
@@ -177,21 +169,12 @@ void collection_deinit()
 
 void collection_save(struct queue *queue, enum queue_flags flag)
 {
-	GSList *cur = c_queue.q_sort;
-	int field;
-
 	if (&c_queue != queue)
 		return;
 	if (!file_open(&c_file, OPEN_WRITE))
 		return;
 
-	file_writef(&c_file, "%u %u", c_queue.q_flags, g_slist_length(cur));
+	queue_save_flags(&c_queue, &c_file);
-	while (cur) {
-		field = GPOINTER_TO_INT(cur->data);
-		file_writef(&c_file, " %u %d", abs(field) - 1, field > 0);
-		cur = g_slist_next(cur);
-	}
-	file_writef(&c_file, "\n");
 	file_close(&c_file);
 }
 

core/queue.c

@@ -154,6 +154,20 @@ void queue_deinit(struct queue *queue)
 	queue->q_sort   = NULL;
 }
 
+void queue_save_flags(struct queue *queue, struct file *file)
+{
+	GSList *cur = queue->q_sort;
+	int field;
+
+	file_writef(file, "%u %u", queue->q_flags, g_slist_length(cur));
+	while (cur) {
+		field = GPOINTER_TO_INT(cur->data);
+		file_writef(file, " %u %d", abs(field) - 1, field > 0);
+		cur = g_slist_next(cur);
+	}
+	file_writef(file, "\n");
+}
+
 void queue_save_tracks(struct queue *queue, struct file *file)
 {
 	struct queue_iter it;
@@ -163,6 +177,22 @@ void queue_save_tracks(struct queue *queue, struct file *file)
 		file_writef(file, " %u", queue_iter_val(&it)->tr_dbe.dbe_index);
 }
 
+void queue_load_flags(struct queue *queue, struct file *file)
+{
+	unsigned int flags, n, i;
+	int field, ascending;
+
+	file_readf(file, "%u %u", &flags, &n);
+	for (i = 0; i < n; i++) {
+		file_readf(file, "%u %d", &field, &ascending);
+		queue_sort(queue, field + 1, (i == 0) ? true : false);
+		if (ascending == false)
+			queue_sort(queue, field + 1, false);
+	}
+
+	queue->q_flags |= flags;
+}
+
 void queue_load_tracks(struct queue *queue, struct file *file)
 {
 	unsigned int i, n, t;

include/core/queue.h

@@ -118,9 +118,15 @@ void queue_init(struct queue *, unsigned int, const struct queue_ops *);
 void queue_deinit(struct queue *);
 
 
+/* Called to save queue flags */
+void queue_save_flags(struct queue *, struct file *);
+
 /* Called to save the list of queued tracks. */
 void queue_save_tracks(struct queue *, struct file *);
 
+/* Called to load queue flags from file. */
+void queue_load_flags(struct queue *, struct file *);
+
 /* Called to load queued tracks from file. */
 void queue_load_tracks(struct queue *, struct file *);