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/* 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 "gtkcsspathnodeprivate.h"
#include "gtkcssstylepropertyprivate.h"
#include "gtkprivate.h"
#include "gtkstylecontextprivate.h"
G_DEFINE_TYPE (GtkCssPathNode, gtk_css_path_node, GTK_TYPE_CSS_NODE)
static void
gtk_css_path_node_finalize (GObject *object)
{
GtkCssPathNode *node = GTK_CSS_PATH_NODE (object);
if (node->path)
gtk_widget_path_unref (node->path);
G_OBJECT_CLASS (gtk_css_path_node_parent_class)->finalize (object);
}
static void
gtk_css_path_node_invalidate (GtkCssNode *node)
{
GtkCssPathNode *path_node = GTK_CSS_PATH_NODE (node);
if (path_node->context)
gtk_style_context_validate (path_node->context, NULL);
}
static 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));
}
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 const GtkWidgetPath *
gtk_css_path_node_real_get_widget_path (GtkCssNode *node)
{
GtkCssPathNode *path_node = GTK_CSS_PATH_NODE (node);
return path_node->path;
}
static GtkCssStyle *
gtk_css_path_node_update_style (GtkCssNode *cssnode,
GtkCssChange change,
gint64 timestamp,
GtkCssStyle *style)
{
/* This should get rid of animations */
return GTK_CSS_NODE_CLASS (gtk_css_path_node_parent_class)->update_style (cssnode, change, 0, style);
}
static GtkStyleProvider *
gtk_css_path_node_get_style_provider (GtkCssNode *node)
{
GtkCssPathNode *path_node = GTK_CSS_PATH_NODE (node);
if (path_node->context == NULL)
return NULL;
return gtk_style_context_get_style_provider (path_node->context);
}
static void
gtk_css_path_node_class_init (GtkCssPathNodeClass *klass)
{
GtkCssNodeClass *node_class = GTK_CSS_NODE_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = gtk_css_path_node_finalize;
node_class->invalidate = gtk_css_path_node_invalidate;
node_class->update_style = gtk_css_path_node_update_style;
node_class->init_matcher = gtk_css_path_node_real_init_matcher;
node_class->create_widget_path = gtk_css_path_node_real_create_widget_path;
node_class->get_widget_path = gtk_css_path_node_real_get_widget_path;
node_class->get_style_provider = gtk_css_path_node_get_style_provider;
}
static void
gtk_css_path_node_init (GtkCssPathNode *cssnode)
{
}
GtkCssNode *
gtk_css_path_node_new (GtkStyleContext *context)
{
GtkCssPathNode *node;
g_return_val_if_fail (context == NULL || GTK_IS_STYLE_CONTEXT (context), NULL);
node = g_object_new (GTK_TYPE_CSS_PATH_NODE, NULL);
node->context = context;
return GTK_CSS_NODE (node);
}
void
gtk_css_path_node_unset_context (GtkCssPathNode *node)
{
gtk_internal_return_if_fail (GTK_IS_CSS_PATH_NODE (node));
gtk_internal_return_if_fail (node->context != NULL);
node->context = NULL;
gtk_css_node_invalidate_style_provider (GTK_CSS_NODE (node));
}
void
gtk_css_path_node_set_widget_path (GtkCssPathNode *node,
GtkWidgetPath *path)
{
gtk_internal_return_if_fail (GTK_IS_CSS_PATH_NODE (node));
if (node->path == path)
return;
if (node->path)
gtk_widget_path_unref (node->path);
if (path)
gtk_widget_path_ref (path);
node->path = path;
gtk_css_node_invalidate (GTK_CSS_NODE (node), GTK_CSS_CHANGE_ANY);
}
GtkWidgetPath *
gtk_css_path_node_get_widget_path (GtkCssPathNode *node)
{
gtk_internal_return_val_if_fail (GTK_IS_CSS_PATH_NODE (node), NULL);
return node->path;
}
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