static GtkCssStyle *
lookup_in_global_parent_cache (GtkCssNode *node,
const GtkCssNodeDeclaration *decl)
{
GtkCssNode *parent;
parent = node->parent;
if (parent == NULL ||
!may_use_global_parent_cache (node))
return NULL;
if (parent->cache == NULL)
return NULL;
g_assert (node->cache == NULL);
node->cache = gtk_css_node_style_cache_lookup (parent->cache,
(GtkCssNodeDeclaration *) decl,
gtk_css_node_is_first_child (node),
gtk_css_node_is_last_child (node));
if (node->cache == NULL)
return NULL;
return gtk_css_node_style_cache_get_style (node->cache);
}
void
gtk_css_node_set_visible (GtkCssNode *cssnode,
gboolean visible)
{
GtkCssNode *iter;
if (cssnode->visible == visible)
return;
cssnode->visible = visible;
g_object_notify_by_pspec (G_OBJECT (cssnode), cssnode_properties[PROP_VISIBLE]);
if (cssnode->invalid)
{
if (cssnode->visible)
{
if (cssnode->parent)
gtk_css_node_set_invalid (cssnode->parent, TRUE);
else
GTK_CSS_NODE_GET_CLASS (cssnode)->queue_validate (cssnode);
}
else
{
if (cssnode->parent == NULL)
GTK_CSS_NODE_GET_CLASS (cssnode)->dequeue_validate (cssnode);
}
}
if (cssnode->next_sibling)
{
gtk_css_node_invalidate (cssnode->next_sibling, GTK_CSS_CHANGE_ANY_SIBLING | GTK_CSS_CHANGE_NTH_CHILD);
if (gtk_css_node_is_first_child (cssnode))
{
for (iter = cssnode->next_sibling;
iter != NULL;
iter = iter->next_sibling)
{
gtk_css_node_invalidate (iter, GTK_CSS_CHANGE_FIRST_CHILD);
if (iter->visible)
break;
}
}
}
if (cssnode->previous_sibling)
{
if (gtk_css_node_is_last_child (cssnode))
{
for (iter = cssnode->previous_sibling;
iter != NULL;
iter = iter->previous_sibling)
{
gtk_css_node_invalidate (iter, GTK_CSS_CHANGE_LAST_CHILD);
if (iter->visible)
break;
}
}
gtk_css_node_invalidate (cssnode->parent->first_child, GTK_CSS_CHANGE_NTH_LAST_CHILD);
}
}
static GtkCssStyle *
lookup_in_global_parent_cache (GtkCssNode *node,
GtkCssStyle *parent,
const GtkCssNodeDeclaration *decl)
{
GHashTable *cache;
GtkCssStyle *style;
if (parent == NULL ||
!may_use_global_parent_cache (node))
return NULL;
cache = g_object_get_qdata (G_OBJECT (parent), quark_global_cache);
if (cache == NULL)
return NULL;
style = g_hash_table_lookup (cache,
PACK (decl,
gtk_css_node_is_first_child (node),
gtk_css_node_is_last_child (node)));
return style;
}
static void
store_in_global_parent_cache (GtkCssNode *node,
const GtkCssNodeDeclaration *decl,
GtkCssStyle *style)
{
GtkCssNode *parent;
g_assert (GTK_IS_CSS_STATIC_STYLE (style));
parent = node->parent;
if (parent == NULL ||
!may_use_global_parent_cache (node))
return;
if (parent->cache == NULL)
parent->cache = gtk_css_node_style_cache_new (parent->style);
node->cache = gtk_css_node_style_cache_insert (parent->cache,
(GtkCssNodeDeclaration *) decl,
gtk_css_node_is_first_child (node),
gtk_css_node_is_last_child (node),
style);
}
static void
store_in_global_parent_cache (GtkCssNode *node,
GtkCssStyle *parent,
const GtkCssNodeDeclaration *decl,
GtkCssStyle *style)
{
GHashTable *cache;
g_assert (GTK_IS_CSS_STATIC_STYLE (style));
if (parent == NULL ||
!may_use_global_parent_cache (node))
return;
if (!may_be_stored_in_parent_cache (style))
return;
cache = g_object_get_qdata (G_OBJECT (parent), quark_global_cache);
if (cache == NULL)
{
cache = g_hash_table_new_full (gtk_global_parent_cache_hash,
gtk_global_parent_cache_equal,
gtk_global_parent_cache_free,
g_object_unref);
g_object_set_qdata_full (G_OBJECT (parent),
quark_global_cache,
cache,
(GDestroyNotify) g_hash_table_destroy);
}
g_hash_table_insert (cache,
PACK (gtk_css_node_declaration_ref ((GtkCssNodeDeclaration *) decl),
gtk_css_node_is_first_child (node),
gtk_css_node_is_last_child (node)),
g_object_ref (style));
}
