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track-element: Add a signal about added control bindings

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API:
  GESTrackElement::control-binding-added
This commit is contained in:
Thibault Saunier 2014-10-01 09:54:49 +02:00
parent 24e2c88180
commit c4f43c88f2
1 changed files with 16 additions and 1 deletions
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17
ges/ges-track-element.c
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@ -93,6 +93,7 @@ static GParamSpec *properties[PROP_LAST];
enum
{
DEEP_NOTIFY,
CONTROL_BINDING_ADDED,
LAST_SIGNAL
};
@ -236,7 +237,6 @@ ges_track_element_class_init (GESTrackElementClass * klass)
g_object_class_install_property (object_class, PROP_TRACK,
properties[PROP_TRACK]);
/**
* GESTrackElement::deep-notify:
* @track_element: a #GESTrackElement
@ -252,6 +252,19 @@ ges_track_element_class_init (GESTrackElementClass * klass)
G_SIGNAL_NO_HOOKS, 0, NULL, NULL, g_cclosure_marshal_generic,
G_TYPE_NONE, 2, GST_TYPE_ELEMENT, G_TYPE_PARAM);
/**
* GESTrackElement::control-binding-added:
* @track_element: a #GESTrackElement
* @control_binding: the #GstControlBinding that has been added
*
* The control-bunding-added is emitted each time a control binding
* is added for a child property of @track_element
*/
ges_track_element_signals[CONTROL_BINDING_ADDED] =
g_signal_new ("control-binding-added", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_FIRST, 0, NULL, NULL, g_cclosure_marshal_generic,
G_TYPE_NONE, 1, GST_TYPE_CONTROL_BINDING);
element_class->set_start = _set_start;
element_class->set_duration = _set_duration;
element_class->set_inpoint = _set_inpoint;
@ -1677,6 +1690,8 @@ ges_track_element_set_control_source (GESTrackElement * object,
gst_object_add_control_binding (GST_OBJECT (element), binding);
g_hash_table_insert (priv->bindings_hashtable, g_strdup (property_name),
binding);
g_signal_emit (object, ges_track_element_signals[CONTROL_BINDING_ADDED],
0, binding);
return TRUE;
}