static void
gst_alsa_mixer_update_option (GstAlsaMixer * mixer,
GstAlsaMixerOptions * alsa_opts)
{
gint ret;
guint idx;
/* const */ gchar *option;
if (mixer->interface == NULL) {
GST_WARNING ("Cannot send update notifications, no GstMixer * given");
return;
}
ret = snd_mixer_selem_get_enum_item (alsa_opts->element, 0, &idx);
if (ret == 0) {
option = g_list_nth_data (GST_MIXER_OPTIONS (alsa_opts)->values, idx);
gst_mixer_option_changed (mixer->interface, GST_MIXER_OPTIONS (alsa_opts),
option);
}
}
static void
xfce_mixer_option_changed (GtkComboBox *combo,
XfceMixerOption *option)
{
gchar *active_option;
if (G_UNLIKELY (option->ignore_signals))
return;
active_option = gtk_combo_box_get_active_text (combo);
if (G_LIKELY (active_option != NULL))
{
gst_mixer_set_option (GST_MIXER (option->card), GST_MIXER_OPTIONS (option->track),
active_option);
g_free (active_option);
}
}
static void
xfce_mixer_option_create_contents (XfceMixerOption *option)
{
GstMixerOptions *options;
GtkWidget *label;
const GList *iter;
const gchar *active_option;
gchar *track_label;
gchar *title;
gint i;
gtk_box_set_homogeneous (GTK_BOX (option), FALSE);
gtk_box_set_spacing (GTK_BOX (option), 12);
g_object_get (option->track, "label", &track_label, NULL);
title = g_strdup_printf ("%s:", track_label);
g_free (track_label);
label = gtk_label_new (title);
gtk_box_pack_start (GTK_BOX (option), label, FALSE, FALSE, 0);
gtk_widget_show (label);
options = GST_MIXER_OPTIONS (option->track);
active_option = gst_mixer_get_option (GST_MIXER (option->card), options);
option->combo = gtk_combo_box_new_text ();
for (iter = options->values, i = 0; iter != NULL; iter = g_list_next (iter), ++i)
{
gtk_combo_box_append_text (GTK_COMBO_BOX (option->combo), iter->data);
if (G_UNLIKELY (g_utf8_collate (active_option, iter->data) == 0))
gtk_combo_box_set_active (GTK_COMBO_BOX (option->combo), i);
}
gtk_box_pack_start (GTK_BOX (option), option->combo, FALSE, FALSE, 0);
gtk_widget_show (option->combo);
g_signal_connect (option->combo, "changed", G_CALLBACK (xfce_mixer_option_changed), option);
g_free (title);
}
void
xfce_mixer_option_update (XfceMixerOption *option)
{
GstMixerOptions *options;
GtkTreeModel *model;
GtkTreeIter iter;
const gchar *active_option;
gchar *str;
g_return_if_fail (IS_XFCE_MIXER_OPTION (option));
options = GST_MIXER_OPTIONS (option->track);
active_option = gst_mixer_get_option (GST_MIXER (option->card), options);
model = gtk_combo_box_get_model (GTK_COMBO_BOX (option->combo));
if (gtk_tree_model_get_iter_first (model, &iter))
{
do
{
gtk_tree_model_get (model, &iter, 0, &str, -1);
if (G_UNLIKELY (g_utf8_collate (str, active_option) == 0))
{
option->ignore_signals = TRUE;
gtk_combo_box_set_active_iter (GTK_COMBO_BOX (option->combo), &iter);
option->ignore_signals = FALSE;
g_free (str);
break;
}
g_free (str);
}
while (gtk_tree_model_iter_next (model, &iter));
}
}
