gtk2/gtk/gtkthemingengine.c
Carlos Garnacho 57be029b15 Add GtkThemingEngine.
GtkThemingEngine will be the theming engines base class, with default
implementations for all paint functions, and readonly access to the
related GtkStyleContext data.
2010-12-04 15:36:52 +01:00

153 lines
4.1 KiB
C

/* GTK - The GIMP Toolkit
* Copyright (C) 2010 Carlos Garnacho <carlosg@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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include <gtk/gtkthemingengine.h>
#include <gtk/gtkstylecontext.h>
#include <gtk/gtkintl.h>
#include "gtkalias.h"
typedef struct GtkThemingEnginePrivate GtkThemingEnginePrivate;
struct GtkThemingEnginePrivate
{
GtkStyleContext *context;
};
#define GTK_THEMING_ENGINE_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GTK_TYPE_THEMING_ENGINE, GtkThemingEnginePrivate))
G_DEFINE_TYPE (GtkThemingEngine, gtk_theming_engine, G_TYPE_OBJECT)
static void
gtk_theming_engine_class_init (GtkThemingEngineClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (object_class, sizeof (GtkThemingEnginePrivate));
}
static void
gtk_theming_engine_init (GtkThemingEngine *engine)
{
engine->priv = GTK_THEMING_ENGINE_GET_PRIVATE (engine);
}
void
_gtk_theming_engine_set_context (GtkThemingEngine *engine,
GtkStyleContext *context)
{
GtkThemingEnginePrivate *priv;
g_return_if_fail (GTK_IS_THEMING_ENGINE (engine));
g_return_if_fail (GTK_IS_STYLE_CONTEXT (context));
priv = engine->priv;
priv->context = context;
}
void
gtk_theming_engine_get_property (GtkThemingEngine *engine,
const gchar *property,
GtkStateType state,
GValue *value)
{
GtkThemingEnginePrivate *priv;
g_return_if_fail (GTK_IS_THEMING_ENGINE (engine));
g_return_if_fail (property != NULL);
g_return_if_fail (state < GTK_STATE_LAST);
g_return_if_fail (value != NULL);
priv = engine->priv;
gtk_style_context_get_property (priv->context, property, state, value);
}
void
gtk_theming_engine_get_valist (GtkThemingEngine *engine,
GtkStateType state,
va_list args)
{
GtkThemingEnginePrivate *priv;
g_return_if_fail (GTK_IS_THEMING_ENGINE (engine));
g_return_if_fail (state < GTK_STATE_LAST);
priv = engine->priv;
gtk_style_context_get_valist (priv->context, state, args);
}
void
gtk_theming_engine_get (GtkThemingEngine *engine,
GtkStateType state,
...)
{
GtkThemingEnginePrivate *priv;
va_list args;
g_return_if_fail (GTK_IS_THEMING_ENGINE (engine));
g_return_if_fail (state < GTK_STATE_LAST);
priv = engine->priv;
va_start (args, state);
gtk_style_context_get_valist (priv->context, state, args);
va_end (args);
}
GtkStateFlags
gtk_theming_engine_get_state (GtkThemingEngine *engine)
{
GtkThemingEnginePrivate *priv;
g_return_val_if_fail (GTK_IS_THEMING_ENGINE (engine), 0);
priv = engine->priv;
return gtk_style_context_get_state (priv->context);
}
gboolean
gtk_theming_engine_is_state_set (GtkThemingEngine *engine,
GtkStateType state)
{
GtkThemingEnginePrivate *priv;
g_return_val_if_fail (GTK_IS_THEMING_ENGINE (engine), 0);
priv = engine->priv;
return gtk_style_context_is_state_set (priv->context, state);
}
G_CONST_RETURN GtkWidgetPath *
gtk_theming_engine_get_path (GtkThemingEngine *engine)
{
GtkThemingEnginePrivate *priv;
g_return_val_if_fail (GTK_IS_THEMING_ENGINE (engine), NULL);
priv = engine->priv;
return gtk_style_context_get_path (priv->context);
}
#define __GTK_THEMING_ENGINE_C__
#include "gtkaliasdef.c"