gtk2/gtk/gtkcsstransientnode.c
Benjamin Otte 9b73b39f9a cssnode: Treat transient nodes as invisible nodes
Making transient nodes invisible allows us to remove special cases
without any bad side effects and they continue working just like they
did before.
2015-03-18 15:23:31 +01:00

84 lines
2.4 KiB
C

/* GTK - The GIMP Toolkit
* Copyright (C) 2014 Benjamin Otte <otte@gnome.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "gtkcsstransientnodeprivate.h"
#include "gtkprivate.h"
G_DEFINE_TYPE (GtkCssTransientNode, gtk_css_transient_node, GTK_TYPE_CSS_NODE)
static GtkWidgetPath *
gtk_css_transient_node_create_widget_path (GtkCssNode *node)
{
GtkWidgetPath *result;
GtkCssNode *parent;
parent = gtk_css_node_get_parent (node);
if (parent == NULL)
result = gtk_widget_path_new ();
else
result = gtk_css_node_create_widget_path (parent);
gtk_widget_path_append_type (result, gtk_css_node_get_widget_type (node));
gtk_css_node_declaration_add_to_widget_path (gtk_css_node_get_declaration (node), result, -1);
return result;
}
static const GtkWidgetPath *
gtk_css_transient_node_get_widget_path (GtkCssNode *node)
{
GtkCssNode *parent;
parent = gtk_css_node_get_parent (node);
if (parent == NULL)
return NULL;
return gtk_css_node_get_widget_path (parent);
}
static void
gtk_css_transient_node_class_init (GtkCssTransientNodeClass *klass)
{
GtkCssNodeClass *node_class = GTK_CSS_NODE_CLASS (klass);
node_class->create_widget_path = gtk_css_transient_node_create_widget_path;
node_class->get_widget_path = gtk_css_transient_node_get_widget_path;
}
static void
gtk_css_transient_node_init (GtkCssTransientNode *cssnode)
{
gtk_css_node_set_visible (GTK_CSS_NODE (cssnode), FALSE);
}
GtkCssNode *
gtk_css_transient_node_new (GtkCssNode *parent)
{
GtkCssNode *result;
gtk_internal_return_val_if_fail (GTK_IS_CSS_NODE (parent), NULL);
result = g_object_new (GTK_TYPE_CSS_TRANSIENT_NODE, NULL);
gtk_css_node_declaration_unref (result->decl);
result->decl = gtk_css_node_declaration_ref (parent->decl);
return result;
}