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background: derive background sources from a common source object

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Add the BgSource object to define the common aspects of background sources
and make sure the existing sources inherit from it.
This commit is contained in:
Thomas Wood 2010-08-10 17:01:15 +01:00
parent ef9afe4830
commit abdb42e9e2
13 changed files with 265 additions and 151 deletions
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73
panels/background/bg-source.h Normal file
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/*
* Copyright (C) 2010 Intel, Inc
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* Author: Thomas Wood <thomas.wood@intel.com>
*
*/
#ifndef _BG_SOURCE_H
#define _BG_SOURCE_H
#include <gtk/gtk.h>
G_BEGIN_DECLS
#define BG_TYPE_SOURCE bg_source_get_type()
#define BG_SOURCE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), \
BG_TYPE_SOURCE, BgSource))
#define BG_SOURCE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), \
BG_TYPE_SOURCE, BgSourceClass))
#define BG_IS_SOURCE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
BG_TYPE_SOURCE))
#define BG_IS_SOURCE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), \
BG_TYPE_SOURCE))
#define BG_SOURCE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), \
BG_TYPE_SOURCE, BgSourceClass))
typedef struct _BgSource BgSource;
typedef struct _BgSourceClass BgSourceClass;
typedef struct _BgSourcePrivate BgSourcePrivate;
struct _BgSource
{
GObject parent;
BgSourcePrivate *priv;
};
struct _BgSourceClass
{
GObjectClass parent_class;
};
GType bg_source_get_type (void) G_GNUC_CONST;
GtkListStore* bg_source_get_liststore (BgSource *source);
G_END_DECLS
#endif /* _BG_SOURCE_H */