forked from AuroraMiddleware/gtk
124 lines
3.7 KiB
C
124 lines
3.7 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 2011 Benjamin Otte <otte@gnome.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "gtkstyleproviderprivate.h"
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#include "gtkintl.h"
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#include "gtkstyleprovider.h"
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enum {
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CHANGED,
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LAST_SIGNAL
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};
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G_DEFINE_INTERFACE (GtkStyleProviderPrivate, _gtk_style_provider_private, GTK_TYPE_STYLE_PROVIDER)
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static guint signals[LAST_SIGNAL];
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static void
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_gtk_style_provider_private_default_init (GtkStyleProviderPrivateInterface *iface)
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{
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signals[CHANGED] = g_signal_new (I_("-gtk-private-changed"),
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G_TYPE_FROM_INTERFACE (iface),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GtkStyleProviderPrivateInterface, changed),
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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}
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GtkSymbolicColor *
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_gtk_style_provider_private_get_color (GtkStyleProviderPrivate *provider,
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const char *name)
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{
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GtkStyleProviderPrivateInterface *iface;
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g_return_val_if_fail (GTK_IS_STYLE_PROVIDER_PRIVATE (provider), NULL);
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iface = GTK_STYLE_PROVIDER_PRIVATE_GET_INTERFACE (provider);
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if (!iface->get_color)
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return NULL;
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return iface->get_color (provider, name);
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}
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GtkCssKeyframes *
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_gtk_style_provider_private_get_keyframes (GtkStyleProviderPrivate *provider,
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const char *name)
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{
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GtkStyleProviderPrivateInterface *iface;
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g_return_val_if_fail (GTK_IS_STYLE_PROVIDER_PRIVATE (provider), NULL);
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g_return_val_if_fail (name != NULL, NULL);
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iface = GTK_STYLE_PROVIDER_PRIVATE_GET_INTERFACE (provider);
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if (!iface->get_keyframes)
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return NULL;
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return iface->get_keyframes (provider, name);
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}
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void
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_gtk_style_provider_private_lookup (GtkStyleProviderPrivate *provider,
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const GtkCssMatcher *matcher,
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GtkCssLookup *lookup)
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{
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GtkStyleProviderPrivateInterface *iface;
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g_return_if_fail (GTK_IS_STYLE_PROVIDER_PRIVATE (provider));
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g_return_if_fail (matcher != NULL);
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g_return_if_fail (lookup != NULL);
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iface = GTK_STYLE_PROVIDER_PRIVATE_GET_INTERFACE (provider);
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if (!iface->lookup)
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return;
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iface->lookup (provider, matcher, lookup);
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}
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GtkCssChange
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_gtk_style_provider_private_get_change (GtkStyleProviderPrivate *provider,
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const GtkCssMatcher *matcher)
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{
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GtkStyleProviderPrivateInterface *iface;
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g_return_val_if_fail (GTK_IS_STYLE_PROVIDER_PRIVATE (provider), GTK_CSS_CHANGE_ANY);
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g_return_val_if_fail (matcher != NULL, GTK_CSS_CHANGE_ANY);
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iface = GTK_STYLE_PROVIDER_PRIVATE_GET_INTERFACE (provider);
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if (!iface->get_change)
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return GTK_CSS_CHANGE_ANY;
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return iface->get_change (provider, matcher);
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}
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void
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_gtk_style_provider_private_changed (GtkStyleProviderPrivate *provider)
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{
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g_return_if_fail (GTK_IS_STYLE_PROVIDER_PRIVATE (provider));
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g_signal_emit (provider, signals[CHANGED], 0);
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}
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