static GtkCssStyle *
gtk_css_node_create_style (GtkCssNode *cssnode)
{
const GtkCssNodeDeclaration *decl;
GtkCssMatcher matcher;
GtkCssStyle *parent;
GtkCssStyle *style;
decl = gtk_css_node_get_declaration (cssnode);
parent = cssnode->parent ? cssnode->parent->style : NULL;
style = lookup_in_global_parent_cache (cssnode, decl);
if (style)
return g_object_ref (style);
if (gtk_css_node_init_matcher (cssnode, &matcher))
style = gtk_css_static_style_new_compute (gtk_css_node_get_style_provider (cssnode),
&matcher,
parent);
else
style = gtk_css_static_style_new_compute (gtk_css_node_get_style_provider (cssnode),
NULL,
parent);
store_in_global_parent_cache (cssnode, decl, style);
return style;
}
gboolean
gtk_css_path_node_real_init_matcher (GtkCssNode *node,
GtkCssMatcher *matcher)
{
GtkCssPathNode *path_node = GTK_CSS_PATH_NODE (node);
if (path_node->path == NULL ||
gtk_widget_path_length (path_node->path) == 0)
return FALSE;
return _gtk_css_matcher_init (matcher,
path_node->path,
gtk_css_node_get_declaration (node));
}
gboolean
gtk_css_widget_node_init_matcher (GtkCssNode *node,
GtkCssMatcher *matcher)
{
GtkCssWidgetNode *widget_node = GTK_CSS_WIDGET_NODE (node);
if (widget_node->widget == NULL)
return FALSE;
if (!widget_needs_widget_path (widget_node->widget))
return GTK_CSS_NODE_CLASS (gtk_css_widget_node_parent_class)->init_matcher (node, matcher);
return _gtk_css_matcher_init (matcher,
gtk_widget_get_path (widget_node->widget),
gtk_css_node_get_declaration (node));
}
static GtkWidgetPath *
gtk_css_path_node_real_create_widget_path (GtkCssNode *node)
{
GtkCssPathNode *path_node = GTK_CSS_PATH_NODE (node);
GtkWidgetPath *path;
guint length;
if (path_node->path == NULL)
path = gtk_widget_path_new ();
else
path = gtk_widget_path_copy (path_node->path);
length = gtk_widget_path_length (path);
if (length > 0)
{
gtk_css_node_declaration_add_to_widget_path (gtk_css_node_get_declaration (node),
path,
length - 1);
}
return path;
}
static GtkWidgetPath *
gtk_css_widget_node_create_widget_path (GtkCssNode *node)
{
GtkCssWidgetNode *widget_node = GTK_CSS_WIDGET_NODE (node);
GtkWidgetPath *path;
guint length;
if (widget_node->widget == NULL)
path = gtk_widget_path_new ();
else
path = _gtk_widget_create_path (widget_node->widget);
length = gtk_widget_path_length (path);
if (length > 0)
{
gtk_css_node_declaration_add_to_widget_path (gtk_css_node_get_declaration (node),
path,
length - 1);
}
return path;
}
