Optimize container element traversal.

This commit is contained in:
Daiki Ueno
2011-08-18 17:01:48 +09:00
parent f0929a9bd8
commit 5c09147551

View File

@ -53,7 +53,8 @@ G_DEFINE_ABSTRACT_TYPE_WITH_CODE (EekContainer, eek_container, EEK_TYPE_ELEMENT,
struct _EekContainerPrivate
{
GList *children;
GList *head;
GList *last;
};
static EekSerializableIface *eek_container_parent_serializable_iface;
@ -69,7 +70,7 @@ eek_container_real_serialize (EekSerializable *self,
eek_container_parent_serializable_iface->serialize (self, builder);
g_variant_builder_init (&array, G_VARIANT_TYPE("av"));
for (head = priv->children; head; head = g_list_next (head)) {
for (head = priv->head; head; head = g_list_next (head)) {
GVariant *variant =
eek_serializable_serialize (EEK_SERIALIZABLE(head->data));
g_variant_builder_add (&array, "v", variant);
@ -119,7 +120,12 @@ eek_container_real_add_child (EekContainer *self,
g_return_if_fail (EEK_IS_ELEMENT(child));
g_object_ref (child);
priv->children = g_list_append (priv->children, child);
if (!priv->head) {
priv->head = priv->last = g_list_prepend (priv->head, child);
} else {
priv->last->next = g_list_prepend (priv->last->next, child);
priv->last = priv->last->next;
}
eek_element_set_parent (child, EEK_ELEMENT(self));
g_signal_emit_by_name (self, "child-added", child);
}
@ -132,10 +138,12 @@ eek_container_real_remove_child (EekContainer *self,
GList *head;
g_return_if_fail (EEK_IS_ELEMENT(child));
head = g_list_find (priv->children, child);
head = g_list_find (priv->head, child);
g_return_if_fail (head);
g_object_unref (child);
priv->children = g_list_remove_link (priv->children, head);
if (head == priv->last)
priv->last = g_list_previous (priv->last);
priv->head = g_list_remove_link (priv->head, head);
eek_element_set_parent (child, NULL);
g_signal_emit_by_name (self, "child-removed", child);
}
@ -148,7 +156,7 @@ eek_container_real_foreach_child (EekContainer *self,
EekContainerPrivate *priv = EEK_CONTAINER_GET_PRIVATE(self);
GList *head;
for (head = priv->children; head; head = g_list_next (head))
for (head = priv->head; head; head = g_list_next (head))
(*callback) (EEK_ELEMENT(head->data), user_data);
}
@ -160,7 +168,7 @@ eek_container_real_find (EekContainer *self,
EekContainerPrivate *priv = EEK_CONTAINER_GET_PRIVATE(self);
GList *head;
head = g_list_find_custom (priv->children, user_data, (GCompareFunc)func);
head = g_list_find_custom (priv->head, user_data, (GCompareFunc)func);
if (head)
return head->data;
return NULL;
@ -172,9 +180,9 @@ eek_container_dispose (GObject *object)
EekContainerPrivate *priv = EEK_CONTAINER_GET_PRIVATE(object);
GList *head;
for (head = priv->children; head; head = priv->children) {
for (head = priv->head; head; head = priv->head) {
g_object_unref (head->data);
priv->children = g_list_next (head);
priv->head = g_list_next (head);
g_list_free1 (head);
}
G_OBJECT_CLASS(eek_container_parent_class)->dispose (object);