From f235385f34c81d4cd9092b94cb24670eb25421fa Mon Sep 17 00:00:00 2001
From: Michal Ratajsky <michal.ratajsky@gmail.com>
Date: Thu, 26 Jun 2014 01:35:56 +0200
Subject: Minor fixes

---
 backends/null/null-backend.c | 42 ++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 40 insertions(+), 2 deletions(-)

(limited to 'backends/null')

diff --git a/backends/null/null-backend.c b/backends/null/null-backend.c
index 46c5fbf..05d06a8 100644
--- a/backends/null/null-backend.c
+++ b/backends/null/null-backend.c
@@ -15,8 +15,6 @@
  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  */
 
-// XXX implement properties from MateMixerBackend
-
 #include <glib.h>
 #include <glib-object.h>
 
@@ -29,10 +27,22 @@
 #define BACKEND_NAME      "Null"
 #define BACKEND_PRIORITY  0
 
+enum {
+    PROP_0,
+    PROP_STATE,
+    PROP_DEFAULT_INPUT,
+    PROP_DEFAULT_OUTPUT,
+    N_PROPERTIES
+};
+
 static void mate_mixer_backend_interface_init (MateMixerBackendInterface *iface);
 
 static void null_backend_class_init     (NullBackendClass *klass);
 static void null_backend_class_finalize (NullBackendClass *klass);
+static void null_backend_get_property   (GObject          *object,
+                                         guint             param_id,
+                                         GValue           *value,
+                                         GParamSpec       *pspec);
 static void null_backend_init           (NullBackend      *null);
 
 G_DEFINE_DYNAMIC_TYPE_EXTENDED (NullBackend, null_backend,
@@ -72,6 +82,14 @@ mate_mixer_backend_interface_init (MateMixerBackendInterface *iface)
 static void
 null_backend_class_init (NullBackendClass *klass)
 {
+    GObjectClass *object_class;
+
+    object_class = G_OBJECT_CLASS (klass);
+    object_class->get_property = null_backend_get_property;
+
+    g_object_class_override_property (object_class, PROP_STATE, "state");
+    g_object_class_override_property (object_class, PROP_DEFAULT_INPUT, "default-input");
+    g_object_class_override_property (object_class, PROP_DEFAULT_OUTPUT, "default-output");
 }
 
 /* Called in the code generated by G_DEFINE_DYNAMIC_TYPE_EXTENDED() */
@@ -80,6 +98,26 @@ null_backend_class_finalize (NullBackendClass *klass)
 {
 }
 
+static void
+null_backend_get_property (GObject    *object,
+                           guint       param_id,
+                           GValue     *value,
+                           GParamSpec *pspec)
+{
+    switch (param_id) {
+    case PROP_STATE:
+        g_value_set_enum (value, MATE_MIXER_STATE_READY);
+        break;
+    case PROP_DEFAULT_INPUT:
+    case PROP_DEFAULT_OUTPUT:
+        g_value_set_object (value, NULL);
+        break;
+    default:
+        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+        break;
+    }
+}
+
 static void
 null_backend_init (NullBackend *null)
 {
-- 
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