/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- * * Copyright (C) 2002-2005 Paolo Maggi * Copyright (C) 2007 William Jon McCann * * 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. */ #ifndef __GNOME_SETTINGS_PLUGIN_H__ #define __GNOME_SETTINGS_PLUGIN_H__ #include #include G_BEGIN_DECLS #define GNOME_TYPE_SETTINGS_PLUGIN (gnome_settings_plugin_get_type()) #define GNOME_SETTINGS_PLUGIN(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GNOME_TYPE_SETTINGS_PLUGIN, GnomeSettingsPlugin)) #define GNOME_SETTINGS_PLUGIN_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GNOME_TYPE_SETTINGS_PLUGIN, GnomeSettingsPluginClass)) #define GNOME_IS_SETTINGS_PLUGIN(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GNOME_TYPE_SETTINGS_PLUGIN)) #define GNOME_IS_SETTINGS_PLUGIN_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_SETTINGS_PLUGIN)) #define GNOME_SETTINGS_PLUGIN_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GNOME_TYPE_SETTINGS_PLUGIN, GnomeSettingsPluginClass)) typedef struct { GObject parent; } GnomeSettingsPlugin; typedef struct { GObjectClass parent_class; /* Virtual public methods */ void (*activate) (GnomeSettingsPlugin *plugin); void (*deactivate) (GnomeSettingsPlugin *plugin); } GnomeSettingsPluginClass; GType gnome_settings_plugin_get_type (void) G_GNUC_CONST; void gnome_settings_plugin_activate (GnomeSettingsPlugin *plugin); void gnome_settings_plugin_deactivate (GnomeSettingsPlugin *plugin); #define GSD_DBUS_NAME "org.gnome.SettingsDaemon" #define GSD_DBUS_PATH "/org/gnome/SettingsDaemon" #define GSD_DBUS_BASE_INTERFACE "org.gnome.SettingsDaemon" /* * Utility macro used to register plugins * * use: GNOME_SETTINGS_PLUGIN_REGISTER (PluginName, plugin_name) */ #define GNOME_SETTINGS_PLUGIN_REGISTER(PluginName, plugin_name) \ typedef struct { \ PluginName##Manager *manager; \ } PluginName##PluginPrivate; \ typedef struct { \ GnomeSettingsPlugin parent; \ PluginName##PluginPrivate *priv; \ } PluginName##Plugin; \ typedef struct { \ GnomeSettingsPluginClass parent_class; \ } PluginName##PluginClass; \ GType plugin_name##_plugin_get_type (void) G_GNUC_CONST; \ G_MODULE_EXPORT GType register_gnome_settings_plugin (GTypeModule *module); \ \ G_DEFINE_DYNAMIC_TYPE (PluginName##Plugin, \ plugin_name##_plugin, \ GNOME_TYPE_SETTINGS_PLUGIN) \ \ G_MODULE_EXPORT GType \ register_gnome_settings_plugin (GTypeModule *type_module) \ { \ plugin_name##_plugin_register_type (type_module); \ \ return plugin_name##_plugin_get_type(); \ } \ \ static void \ plugin_name##_plugin_class_finalize (PluginName##PluginClass * plugin_name##_class) \ { \ } \ \ static void \ plugin_name##_plugin_init (PluginName##Plugin *plugin) \ { \ plugin->priv = G_TYPE_INSTANCE_GET_PRIVATE ((plugin), \ plugin_name##_plugin_get_type(), PluginName##PluginPrivate); \ g_debug (#PluginName " initializing"); \ plugin->priv->manager = plugin_name##_manager_new (); \ } \ \ static void \ plugin_name##_plugin_finalize (GObject *object) \ { \ PluginName##Plugin *plugin; \ g_return_if_fail (object != NULL); \ g_return_if_fail (G_TYPE_CHECK_INSTANCE_TYPE (object, plugin_name##_plugin_get_type())); \ g_debug ("PluginName## finalizing"); \ plugin = G_TYPE_CHECK_INSTANCE_CAST ((object), plugin_name##_plugin_get_type(), PluginName##Plugin); \ g_return_if_fail (plugin->priv != NULL); \ if (plugin->priv->manager != NULL) \ g_object_unref (plugin->priv->manager); \ G_OBJECT_CLASS (plugin_name##_plugin_parent_class)->finalize (object); \ } \ \ static void \ impl_activate (GnomeSettingsPlugin *plugin) \ { \ GError *error = NULL; \ PluginName##Plugin *plugin_cast; \ g_debug ("Activating %s plugin", G_STRINGIFY(plugin_name)); \ plugin_cast = G_TYPE_CHECK_INSTANCE_CAST ((plugin), plugin_name##_plugin_get_type(), PluginName##Plugin); \ if (!plugin_name##_manager_start (plugin_cast->priv->manager, &error)) { \ g_warning ("Unable to start %s manager: %s", G_STRINGIFY(plugin_name), error->message); \ g_error_free (error); \ } \ } \ \ static void \ impl_deactivate (GnomeSettingsPlugin *plugin) \ { \ PluginName##Plugin *plugin_cast; \ plugin_cast = G_TYPE_CHECK_INSTANCE_CAST ((plugin), plugin_name##_plugin_get_type(), PluginName##Plugin); \ g_debug ("Deactivating %s plugin", G_STRINGIFY (plugin_name)); \ plugin_name##_manager_stop (plugin_cast->priv->manager); \ } \ \ static void \ plugin_name##_plugin_class_init (PluginName##PluginClass *klass) \ { \ GObjectClass *object_class = G_OBJECT_CLASS (klass); \ GnomeSettingsPluginClass *plugin_class = GNOME_SETTINGS_PLUGIN_CLASS (klass); \ \ object_class->finalize = plugin_name##_plugin_finalize; \ plugin_class->activate = impl_activate; \ plugin_class->deactivate = impl_deactivate; \ g_type_class_add_private (klass, sizeof (PluginName##PluginPrivate)); \ } G_END_DECLS #endif /* __GNOME_SETTINGS_PLUGIN_H__ */