1 files changed, 60 insertions, 0 deletions
diff --git a/libmatemixer/matemixer-backend.c b/libmatemixer/matemixer-backend.c
new file mode 100644
index 0000000..9533e0f
--- /dev/null
+++ b/libmatemixer/matemixer-backend.c
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2014 Michal Ratajsky <[email protected]>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the licence, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <glib.h>
+#include <glib-object.h>
+
+#include "matemixer-backend.h"
+
+G_DEFINE_INTERFACE (MateMixerBackend, mate_mixer_backend, G_TYPE_OBJECT)
+
+static void
+mate_mixer_backend_default_init (MateMixerBackendInterface *iface)
+{
+}
+
+gboolean
+mate_mixer_backend_open (MateMixerBackend *backend)
+{
+ g_return_val_if_fail (MATE_MIXER_IS_BACKEND (backend), NULL);
+
+ return MATE_MIXER_BACKEND_GET_INTERFACE (backend)->open (backend);
+}
+
+void
+mate_mixer_backend_close (MateMixerBackend *backend)
+{
+ g_return_val_if_fail (MATE_MIXER_IS_BACKEND (backend), NULL);
+
+ MATE_MIXER_BACKEND_GET_INTERFACE (backend)->close (backend);
+}
+
+const GList *
+mate_mixer_backend_list_devices (MateMixerBackend *backend)
+{
+ g_return_val_if_fail (MATE_MIXER_IS_BACKEND (backend), NULL);
+
+ return MATE_MIXER_BACKEND_GET_INTERFACE (backend)->list_devices (backend);
+}
+
+const GList *
+mate_mixer_backend_list_tracks (MateMixerBackend *backend)
+{
+ g_return_val_if_fail (MATE_MIXER_IS_BACKEND (backend), NULL);
+
+ return MATE_MIXER_BACKEND_GET_INTERFACE (backend)->list_tracks (backend);
+}