gtk2/gtk/gtkstyleproviderprivate.c
Benjamin Otte 8dbe8c8349 syleprovider: Add a vfunc to get the changes
This way we can check what changes are even interesting for our matcher.
2012-04-17 08:59:08 +02:00

81 lines
2.5 KiB
C

/* GTK - The GIMP Toolkit
* Copyright (C) 2011 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 "gtkstyleproviderprivate.h"
#include "gtkstyleprovider.h"
G_DEFINE_INTERFACE (GtkStyleProviderPrivate, _gtk_style_provider_private, GTK_TYPE_STYLE_PROVIDER)
static void
_gtk_style_provider_private_default_init (GtkStyleProviderPrivateInterface *iface)
{
}
GtkSymbolicColor *
_gtk_style_provider_private_get_color (GtkStyleProviderPrivate *provider,
const char *name)
{
GtkStyleProviderPrivateInterface *iface;
g_return_val_if_fail (GTK_IS_STYLE_PROVIDER_PRIVATE (provider), NULL);
iface = GTK_STYLE_PROVIDER_PRIVATE_GET_INTERFACE (provider);
if (!iface->get_color)
return NULL;
return iface->get_color (provider, name);
}
void
_gtk_style_provider_private_lookup (GtkStyleProviderPrivate *provider,
const GtkCssMatcher *matcher,
GtkCssLookup *lookup)
{
GtkStyleProviderPrivateInterface *iface;
g_return_if_fail (GTK_IS_STYLE_PROVIDER_PRIVATE (provider));
g_return_if_fail (matcher != NULL);
g_return_if_fail (lookup != NULL);
iface = GTK_STYLE_PROVIDER_PRIVATE_GET_INTERFACE (provider);
if (!iface->lookup)
return;
iface->lookup (provider, matcher, lookup);
}
GtkCssChange
_gtk_style_provider_private_get_change (GtkStyleProviderPrivate *provider,
const GtkCssMatcher *matcher)
{
GtkStyleProviderPrivateInterface *iface;
g_return_val_if_fail (GTK_IS_STYLE_PROVIDER_PRIVATE (provider), GTK_CSS_CHANGE_ANY);
g_return_val_if_fail (matcher != NULL, GTK_CSS_CHANGE_ANY);
iface = GTK_STYLE_PROVIDER_PRIVATE_GET_INTERFACE (provider);
if (!iface->get_change)
return GTK_CSS_CHANGE_ANY;
return iface->get_change (provider, matcher);
}