[gnome-control-center] sound: Export sysfs path in stream properties



commit b202b0a9b3f60482805110a0a4981e949fe1ceb2
Author: Bastien Nocera <hadess hadess net>
Date:   Fri Oct 28 16:54:49 2011 +0100

    sound: Export sysfs path in stream properties
    
    Which makes it easier to locate devices in the UDev tree.

 panels/sound/gvc-mixer-control.c |    1 +
 panels/sound/gvc-mixer-stream.c  |   38 ++++++++++++++++++++++++++++++++++++++
 panels/sound/gvc-mixer-stream.h  |    3 +++
 3 files changed, 42 insertions(+), 0 deletions(-)
---
diff --git a/panels/sound/gvc-mixer-control.c b/panels/sound/gvc-mixer-control.c
index 2fe4286..3568386 100644
--- a/panels/sound/gvc-mixer-control.c
+++ b/panels/sound/gvc-mixer-control.c
@@ -820,6 +820,7 @@ update_sink (GvcMixerControl    *control,
         gvc_mixer_stream_set_card_index (stream, info->card);
         gvc_mixer_stream_set_description (stream, info->description);
         set_icon_name_from_proplist (stream, info->proplist, "audio-card");
+        gvc_mixer_stream_set_sysfs_path (stream, pa_proplist_gets (info->proplist, "sysfs.path"));
         gvc_mixer_stream_set_volume (stream, (guint)max_volume);
         gvc_mixer_stream_set_is_muted (stream, info->mute);
         gvc_mixer_stream_set_can_decibel (stream, !!(info->flags & PA_SINK_DECIBEL_VOLUME));
diff --git a/panels/sound/gvc-mixer-stream.c b/panels/sound/gvc-mixer-stream.c
index f35954a..0a5663e 100644
--- a/panels/sound/gvc-mixer-stream.c
+++ b/panels/sound/gvc-mixer-stream.c
@@ -48,6 +48,7 @@ struct GvcMixerStreamPrivate
         char          *description;
         char          *application_id;
         char          *icon_name;
+        char          *sysfs_path;
         gboolean       is_muted;
         gboolean       can_decibel;
         gboolean       is_event_stream;
@@ -70,6 +71,7 @@ enum
         PROP_DESCRIPTION,
         PROP_APPLICATION_ID,
         PROP_ICON_NAME,
+        PROP_SYSFS_PATH,
         PROP_VOLUME,
         PROP_DECIBEL,
         PROP_IS_MUTED,
@@ -390,6 +392,13 @@ gvc_mixer_stream_get_icon_name (GvcMixerStream *stream)
         return stream->priv->icon_name;
 }
 
+const char *
+gvc_mixer_stream_get_sysfs_path (GvcMixerStream *stream)
+{
+        g_return_val_if_fail (GVC_IS_MIXER_STREAM (stream), NULL);
+        return stream->priv->sysfs_path;
+}
+
 /**
  * gvc_mixer_stream_get_gicon:
  * @stream: a #GvcMixerStream
@@ -418,6 +427,19 @@ gvc_mixer_stream_set_icon_name (GvcMixerStream *stream,
         return TRUE;
 }
 
+gboolean
+gvc_mixer_stream_set_sysfs_path (GvcMixerStream *stream,
+                                 const char     *sysfs_path)
+{
+        g_return_val_if_fail (GVC_IS_MIXER_STREAM (stream), FALSE);
+
+        g_free (stream->priv->sysfs_path);
+        stream->priv->sysfs_path = g_strdup (sysfs_path);
+        g_object_notify (G_OBJECT (stream), "sysfs-path");
+
+        return TRUE;
+}
+
 /**
  * gvc_mixer_stream_get_base_volume:
  *
@@ -599,6 +621,9 @@ gvc_mixer_stream_set_property (GObject       *object,
         case PROP_ICON_NAME:
                 gvc_mixer_stream_set_icon_name (self, g_value_get_string (value));
                 break;
+	case PROP_SYSFS_PATH:
+		gvc_mixer_stream_set_sysfs_path (self, g_value_get_string (value));
+		break;
         case PROP_VOLUME:
                 gvc_mixer_stream_set_volume (self, g_value_get_ulong (value));
                 break;
@@ -662,6 +687,9 @@ gvc_mixer_stream_get_property (GObject     *object,
         case PROP_ICON_NAME:
                 g_value_set_string (value, self->priv->icon_name);
                 break;
+	case PROP_SYSFS_PATH:
+		g_value_set_string (value, self->priv->sysfs_path);
+		break;
         case PROP_VOLUME:
                 g_value_set_ulong (value,
                                    pa_cvolume_max(gvc_channel_map_get_cvolume(self->priv->channel_map)));
@@ -864,6 +892,13 @@ gvc_mixer_stream_class_init (GvcMixerStreamClass *klass)
                                                               NULL,
                                                               G_PARAM_READWRITE|G_PARAM_CONSTRUCT));
         g_object_class_install_property (gobject_class,
+                                         PROP_SYSFS_PATH,
+                                         g_param_spec_string ("sysfs-path",
+                                                              "Sysfs path",
+                                                              "Sysfs path for the device associated with this stream",
+                                                              NULL,
+                                                              G_PARAM_READWRITE|G_PARAM_CONSTRUCT));
+        g_object_class_install_property (gobject_class,
                                          PROP_IS_MUTED,
                                          g_param_spec_boolean ("is-muted",
                                                                "is muted",
@@ -949,6 +984,9 @@ gvc_mixer_stream_finalize (GObject *object)
         g_free (mixer_stream->priv->icon_name);
         mixer_stream->priv->icon_name = NULL;
 
+        g_free (mixer_stream->priv->sysfs_path);
+        mixer_stream->priv->sysfs_path = NULL;
+
         g_free (mixer_stream->priv->port);
         mixer_stream->priv->port = NULL;
 
diff --git a/panels/sound/gvc-mixer-stream.h b/panels/sound/gvc-mixer-stream.h
index 1c38e6b..ad79024 100644
--- a/panels/sound/gvc-mixer-stream.h
+++ b/panels/sound/gvc-mixer-stream.h
@@ -85,6 +85,7 @@ gboolean            gvc_mixer_stream_change_is_muted (GvcMixerStream *stream,
 gboolean            gvc_mixer_stream_is_running      (GvcMixerStream *stream);
 const char *        gvc_mixer_stream_get_name        (GvcMixerStream *stream);
 const char *        gvc_mixer_stream_get_icon_name   (GvcMixerStream *stream);
+const char *        gvc_mixer_stream_get_sysfs_path  (GvcMixerStream *stream);
 GIcon *             gvc_mixer_stream_get_gicon       (GvcMixerStream *stream);
 const char *        gvc_mixer_stream_get_description (GvcMixerStream *stream);
 const char *        gvc_mixer_stream_get_application_id (GvcMixerStream *stream);
@@ -107,6 +108,8 @@ gboolean            gvc_mixer_stream_set_description (GvcMixerStream *stream,
                                                       const char     *description);
 gboolean            gvc_mixer_stream_set_icon_name   (GvcMixerStream *stream,
                                                       const char     *name);
+gboolean            gvc_mixer_stream_set_sysfs_path  (GvcMixerStream *stream,
+                                                      const char     *sysfs_path);
 gboolean            gvc_mixer_stream_set_is_event_stream (GvcMixerStream *stream,
                                                           gboolean is_event_stream);
 gboolean            gvc_mixer_stream_set_is_virtual  (GvcMixerStream *stream,



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