/*for V4Studio...*/
GF_Err gf_node_remove_child(GF_Node *parent, GF_Node *toremove_child)
{
if (!gf_node_list_del_child(& ((GF_ParentNode *) parent)->children, toremove_child)) return GF_BAD_PARAM;
/*V4Studio doesn't handle DEF/USE properly yet...*/
/*gf_node_unregister(toremove_child, parent);*/
return GF_OK;
}
static void Node_on_remove_children(GF_Node *node)
{
GF_ChildNodeItem *list;
GF_FieldInfo field;
GF_VRMLParent *n = (GF_VRMLParent *)node;
if (!n->removeChildren) return;
list = n->removeChildren;
while (list) {
if (gf_node_list_del_child(& n->children, list->node)) {
gf_node_unregister(list->node, node);
}
list = list->next;
}
gf_node_unregister_children(node, n->removeChildren);
n->removeChildren = NULL;
/*signal children field is modified*/
field.name = "children";
field.eventType = GF_SG_EVENT_EXPOSED_FIELD;
field.fieldType = GF_SG_VRML_MFNODE;
field.NDTtype = 0;
field.fieldIndex = 2;
field.far_ptr = & n->children;
gf_node_changed(node, &field);
}
static void Node_on_remove_children(GF_Node *node, GF_Route *route)
{
GF_ChildNodeItem *list;
GF_FieldInfo field;
GF_VRMLParent *n = (GF_VRMLParent *)node;
if (!n->removeChildren) return;
list = n->removeChildren;
while (list) {
if (gf_node_list_del_child(& n->children, list->node)) {
gf_node_unregister(list->node, node);
}
list = list->next;
}
gf_node_unregister_children(node, n->removeChildren);
n->removeChildren = NULL;
/*signal children field is modified*/
field.name = "children";
field.eventType = GF_SG_EVENT_EXPOSED_FIELD;
field.fieldType = GF_SG_VRML_MFNODE;
field.NDTtype = -1;
if ( node->sgprivate->tag == TAG_MPEG4_Transform )
field.fieldIndex = 3;
else
field.fieldIndex = 2;
field.far_ptr = & n->children;
gf_node_event_out(node, field.fieldIndex);
gf_node_changed(node, &field);
if (node->sgprivate->scenegraph->on_node_modified) {
field.name = "removeChildren";
field.eventType = GF_SG_EVENT_IN;
field.fieldType = GF_SG_VRML_MFNODE;
field.NDTtype = -1;
field.fieldIndex = 1;
field.far_ptr = & n->removeChildren;
node->sgprivate->scenegraph->on_node_modified(node->sgprivate->scenegraph, node, &field, NULL);
}
}
