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container: implement children property handling

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This commit is contained in:
Thibault Saunier 2015-02-19 18:19:44 +01:00
parent 42477a5ec3
commit dd47def4e3
2 changed files with 89 additions and 0 deletions
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3
.arcconfig Normal file
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@ -0,0 +1,3 @@
{
"phabricator.uri" : "http://phabricator.freedesktop.org/"
}

86
ges/ges-container.c
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@ -185,6 +185,86 @@ _set_duration (GESTimelineElement * element, GstClockTime duration)
return TRUE;
}
static void
_ges_container_add_child_properties (GESContainer * container,
GESTimelineElement * child)
{
guint n_props, i;
GParamSpec **child_props =
ges_timeline_element_list_children_properties (child,
&n_props);
for (i = 0; i < n_props; i++) {
GObject *prop_child;
if (ges_timeline_element_lookup_child (child, child_props[i]->name,
&prop_child, NULL)) {
ges_timeline_element_add_child_property (GES_TIMELINE_ELEMENT (container),
child_props[i], prop_child);
}
g_param_spec_unref (child_props[i]);
}
g_free (child_props);
}
static void
_ges_container_remove_child_properties (GESContainer * container,
GESTimelineElement * child)
{
guint n_props, i;
GParamSpec **child_props =
ges_timeline_element_list_children_properties (child,
&n_props);
for (i = 0; i < n_props; i++) {
GObject *prop_child;
if (ges_timeline_element_lookup_child (child, child_props[i]->name,
&prop_child, NULL)) {
ges_timeline_element_remove_child_property (GES_TIMELINE_ELEMENT
(container), child_props[i]);
}
g_param_spec_unref (child_props[i]);
}
g_free (child_props);
}
static GParamSpec **
_list_children_properties (GESTimelineElement * self, guint * n_properties)
{
GList *tmp;
for (tmp = GES_CONTAINER_CHILDREN (self); tmp; tmp = tmp->next)
_ges_container_add_child_properties (GES_CONTAINER (self), tmp->data);
return
GES_TIMELINE_ELEMENT_CLASS
(ges_container_parent_class)->list_children_properties (self,
n_properties);
}
static gboolean
_lookup_child (GESTimelineElement * self, const gchar * prop_name,
GObject ** child, GParamSpec ** pspec)
{
GList *tmp;
for (tmp = GES_CONTAINER_CHILDREN (self); tmp; tmp = tmp->next)
_ges_container_add_child_properties (GES_CONTAINER (self), tmp->data);
return
GES_TIMELINE_ELEMENT_CLASS (ges_container_parent_class)->lookup_child
(self, prop_name, child, pspec);
}
/******************************************
* *
* GObject virtual methods implementation *
@ -281,6 +361,8 @@ ges_container_class_init (GESContainerClass * klass)
element_class->set_start = _set_start;
element_class->set_duration = _set_duration;
element_class->set_inpoint = _set_inpoint;
element_class->list_children_properties = _list_children_properties;
element_class->lookup_child = _lookup_child;
/* No default implementations */
klass->remove_child = NULL;
@ -558,6 +640,8 @@ ges_container_add (GESContainer * container, GESTimelineElement * child)
return FALSE;
}
_ges_container_add_child_properties (container, child);
g_signal_emit (container, ges_container_signals[CHILD_ADDED_SIGNAL], 0,
child);
@ -602,6 +686,8 @@ ges_container_remove (GESContainer * container, GESTimelineElement * child)
/* Let it live removing from our mappings */
g_hash_table_remove (priv->mappings, child);
_ges_container_remove_child_properties (container, child);
g_signal_emit (container, ges_container_signals[CHILD_REMOVED_SIGNAL], 0,
child);
gst_object_unref (child);