自学教程：C++ G_TYPE_MODULE函数代码示例

/** * gegl_module_new: * @filename:     The filename of a loadable module. * @load_inhibit: Pass %TRUE to exclude this module from auto-loading. * @verbose:      Pass %TRUE to enable debugging output. * * Creates a new #GeglModule instance. * * Return value: The new #GeglModule object. **/GeglModule *gegl_module_new (const gchar *filename,                 gboolean     load_inhibit,                 gboolean     verbose){  GeglModule *module;  g_return_val_if_fail (filename != NULL, NULL);  module = g_object_new (GEGL_TYPE_MODULE, NULL);  module->filename     = g_strdup (filename);  module->load_inhibit = load_inhibit ? TRUE : FALSE;  module->verbose      = verbose ? TRUE : FALSE;  module->on_disk      = TRUE;  if (! module->load_inhibit)    {      if (gegl_module_load (G_TYPE_MODULE (module)))        gegl_module_unload (G_TYPE_MODULE (module));    }  else    {      if (verbose)        g_print ("Skipping module '%s'/n",                 gegl_filename_to_utf8 (filename));      module->state = GEGL_MODULE_STATE_NOT_LOADED;    }  return module;}

G_MODULE_EXPORT voidgnome_scan_module_init (GnomeScanModule *module){	SANE_Status status;	SANE_Int version;	/* TODO: version checking */	status = sane_init(&version, NULL);	bind_textdomain_codeset("sane-backends","UTF-8");	g_message (G_STRLOC ": SANE version is %i.%i.%i for GSANE %s",		   SANE_VERSION_MAJOR(version),		   SANE_VERSION_MINOR(version),		   SANE_VERSION_BUILD(version),		   PACKAGE_VERSION);		if (SANE_VERSION_MAJOR(version) != SANE_CURRENT_MAJOR) {		g_warning (G_STRLOC ": SANE major version must be %i.",			   SANE_CURRENT_MAJOR);		return;	}		gsane_backend_register (G_TYPE_MODULE (module));	gsane_scanner_register (G_TYPE_MODULE (module));	/* GSane option handling */	gsane_option_manager = gsane_option_manager_new();	gsane_option_manager_add_rule_by_type(gsane_option_manager, SANE_TYPE_BOOL, GSANE_TYPE_OPTION_HANDLER_GENERIC);	gsane_option_manager_add_rule_by_type(gsane_option_manager, SANE_TYPE_INT, GSANE_TYPE_OPTION_HANDLER_GENERIC);	gsane_option_manager_add_rule_by_type(gsane_option_manager, SANE_TYPE_FIXED, GSANE_TYPE_OPTION_HANDLER_GENERIC);	gsane_option_manager_add_rule_by_type(gsane_option_manager, SANE_TYPE_STRING, GSANE_TYPE_OPTION_HANDLER_GENERIC);	gsane_option_manager_add_rules_by_name(gsane_option_manager, GSANE_TYPE_OPTION_SOURCE, "source", "doc-source", NULL);	gsane_option_manager_add_rules_by_name(gsane_option_manager, GSANE_TYPE_OPTION_PRIMARY, "resolution", "mode", NULL);	gsane_option_manager_add_rules_by_name(gsane_option_manager, GSANE_TYPE_OPTION_AREA, "tl-x", "tl-y", "br-x", "br-y", NULL);}

/* * Loads the given plugin. */voidmeta_plugin_manager_load (const gchar       *plugin_name){  const gchar *dpath = MUTTER_PLUGIN_DIR "/";  gchar       *path;  MetaModule  *module;  if (g_path_is_absolute (plugin_name))    path = g_strdup (plugin_name);  else    path = g_strconcat (dpath, plugin_name, ".so", NULL);  module = g_object_new (META_TYPE_MODULE, "path", path, NULL);  if (!module || !g_type_module_use (G_TYPE_MODULE (module)))    {      /* This is fatal under the assumption that a monitoring       * process like gnome-session will take over and handle       * our untimely exit.       */      g_printerr ("Unable to load plugin module [%s]: %s",                  path, g_module_error());      exit (1);    }  meta_plugin_manager_set_plugin_type (meta_module_get_plugin_type (module));  g_type_module_unuse (G_TYPE_MODULE (module));  g_free (path);}

voidpeas_register_types (PeasObjectModule *module){  _ide_xml_highlighter_register_type (G_TYPE_MODULE (module));  _ide_xml_indenter_register_type (G_TYPE_MODULE (module));  peas_object_module_register_extension_type (module, IDE_TYPE_HIGHLIGHTER, IDE_TYPE_XML_HIGHLIGHTER);  peas_object_module_register_extension_type (module, IDE_TYPE_INDENTER, IDE_TYPE_XML_INDENTER);}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){	rb_visualizer_plugin_register_type (G_TYPE_MODULE (module));	_rb_visualizer_page_register_type (G_TYPE_MODULE (module));	peas_object_module_register_extension_type (module,						    PEAS_TYPE_ACTIVATABLE,						    RB_TYPE_VISUALIZER_PLUGIN);}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){	rb_grilo_plugin_register_type (G_TYPE_MODULE (module));	_rb_grilo_source_register_type (G_TYPE_MODULE (module));	peas_object_module_register_extension_type (module,						    PEAS_TYPE_ACTIVATABLE,						    RB_TYPE_GRILO_PLUGIN);}

G_MODULE_EXPORT voidgnome_scan_module_init (GnomeScanModule *module){	gsfile_backend_register (G_TYPE_MODULE (module));	gsfile_scanner_register (G_TYPE_MODULE (module));	gsfile_option_filenames_register(G_TYPE_MODULE(module));	gsfile_filenames_widget_register(G_TYPE_MODULE(module));	gnome_scan_option_manager_register_rule_by_type(gnome_scan_option_manager, GSFILE_TYPE_OPTION_FILENAMES, GSFILE_TYPE_FILENAMES_WIDGET);}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){	gedit_spell_plugin_register_type (G_TYPE_MODULE (module));	gedit_spell_app_activatable_register (G_TYPE_MODULE (module));	peas_object_module_register_extension_type (module,						    GEDIT_TYPE_WINDOW_ACTIVATABLE,						    GEDIT_TYPE_SPELL_PLUGIN);}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){	rb_ipod_plugin_register_type (G_TYPE_MODULE (module));	_rb_ipod_source_register_type (G_TYPE_MODULE (module));	_rb_ipod_static_playlist_source_register_type (G_TYPE_MODULE (module));	_rb_ipod_db_register_type (G_TYPE_MODULE (module));	peas_object_module_register_extension_type (module,						    PEAS_TYPE_ACTIVATABLE,						    RB_TYPE_IPOD_PLUGIN);}

static CeditPlugin *cedit_plugin_loader_iface_load (CeditPluginLoader *loader,				CeditPluginInfo   *info,				const gchar       *path){	CeditPluginLoaderC *cloader = CEDIT_PLUGIN_LOADER_C (loader);	CeditObjectModule *module;	const gchar *module_name;	CeditPlugin *result;	module = (CeditObjectModule *)g_hash_table_lookup (cloader->priv->loaded_plugins, info);	module_name = cedit_plugin_info_get_module_name (info);	if (module == NULL)	{		/* For now we force all modules to be resident */		module = cedit_object_module_new (module_name,						  path,						  "register_cedit_plugin",						  TRUE);		/* Infos are available for all the lifetime of the loader.		 * If this changes, we should use weak refs or something */		g_hash_table_insert (cloader->priv->loaded_plugins, info, module);	}	if (!g_type_module_use (G_TYPE_MODULE (module)))	{		g_warning ("Could not load plugin module: %s", cedit_plugin_info_get_name (info));		return NULL;	}	/* TODO: for now we force data-dir-name = module-name... if needed we can	 * add a datadir field to the plugin descriptor file.	 */	result = (CeditPlugin *)cedit_object_module_new_object (module,								"install-dir", path,								"data-dir-name", module_name,								NULL);	if (!result)	{		g_warning ("Could not create plugin object: %s", cedit_plugin_info_get_name (info));		g_type_module_unuse (G_TYPE_MODULE (module));				return NULL;	}	g_type_module_unuse (G_TYPE_MODULE (module));		return result;}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){  testing_callable_plugin_register (G_TYPE_MODULE (module));  testing_properties_plugin_register (G_TYPE_MODULE (module));  peas_object_module_register_extension_type (module,                                              INTROSPECTION_TYPE_CALLABLE,                                              TESTING_TYPE_CALLABLE_PLUGIN);  peas_object_module_register_extension_type (module,                                              INTROSPECTION_TYPE_PROPERTIES,                                              TESTING_TYPE_PROPERTIES_PLUGIN);}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){  peasdemo_hello_world_plugin_register_type (G_TYPE_MODULE (module));  peasdemo_hello_world_configurable_register (G_TYPE_MODULE (module));  peas_object_module_register_extension_type (module,                                              PEAS_TYPE_ACTIVATABLE,                                              PEASDEMO_TYPE_HELLO_WORLD_PLUGIN);  peas_object_module_register_extension_type (module,                                              PEAS_GTK_TYPE_CONFIGURABLE,                                              PEASDEMO_TYPE_HELLO_WORLD_CONFIGURABLE);}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){	rb_generic_player_plugin_register_type (G_TYPE_MODULE (module));	_rb_generic_player_source_register_type (G_TYPE_MODULE (module));	_rb_generic_player_playlist_source_register_type (G_TYPE_MODULE (module));	_rb_nokia770_source_register_type (G_TYPE_MODULE (module));	_rb_psp_source_register_type (G_TYPE_MODULE (module));	peas_object_module_register_extension_type (module,						    PEAS_TYPE_ACTIVATABLE,						    RB_TYPE_GENERIC_PLAYER_PLUGIN);}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){	rb_mtp_plugin_register_type (G_TYPE_MODULE (module));	_rb_mtp_source_register_type (G_TYPE_MODULE (module));	_rb_mtp_thread_register_type (G_TYPE_MODULE (module));	rb_mtp_gst_init ();	peas_object_module_register_extension_type (module,						    PEAS_TYPE_ACTIVATABLE,						    RB_TYPE_MTP_PLUGIN);}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){	rb_mtp_plugin_register_type (G_TYPE_MODULE (module));	_rb_mtp_source_register_type (G_TYPE_MODULE (module));	_rb_mtp_thread_register_type (G_TYPE_MODULE (module));	/* ensure the gstreamer elements get linked in */	rb_mtp_src_get_type ();	rb_mtp_sink_get_type ();	peas_object_module_register_extension_type (module,						    PEAS_TYPE_ACTIVATABLE,						    RB_TYPE_MTP_PLUGIN);}

//MainG_MODULE_EXPORT void pup_vm_plugin_init(PupVMPlugin *plugin){	g_debug("loaded");	//Register our classes	pup_cd_drive_register_type(G_TYPE_MODULE(plugin));	pup_cd_register_type(G_TYPE_MODULE(plugin));	PupVMMonitor *monitor = pup_vm_monitor_get();		//Initialize the thread pool	pup_cdrom_probe_thread_pool = g_thread_pool_new		((GFunc) pup_cd_new_from_drive, monitor, 1, FALSE, NULL);	pup_cd_drive_get_all(monitor);	g_signal_connect(monitor, "udev", G_CALLBACK(pup_cdrom_udev_event), NULL);}

voidg_io_module_load (GIOModule *module){    /* see gvfsproxyvolumemonitor.c:g_vfs_proxy_volume_monitor_daemon_init() */    if (g_getenv ("GVFS_REMOTE_VOLUME_MONITOR_IGNORE") != NULL)        goto out;    /* We make this module resident since we *may* hold on to an instance     * of the union monitor in the static method get_mount_for_mount_path()     * on GNativeVolumeMonitor. And it doesn't make much sense to unload     * the module *anyway*.     *     * See the comment gproxyvolumemonitor.c:get_mount_for_mount_path().     */    g_type_module_use (G_TYPE_MODULE (module));    bindtextdomain (GETTEXT_PACKAGE, GVFS_LOCALEDIR);    bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");    g_proxy_drive_register (module);    g_proxy_mount_register (module);    g_proxy_shadow_mount_register (module);    g_proxy_volume_register (module);    g_proxy_volume_monitor_register (module);out:    ;}

static voidpluma_object_module_set_property (GObject      *object,				  guint         prop_id,				  const GValue *value,				  GParamSpec   *pspec){	PlumaObjectModule *module = PLUMA_OBJECT_MODULE (object);	switch (prop_id)	{		case PROP_MODULE_NAME:			module->priv->module_name = g_value_dup_string (value);			g_type_module_set_name (G_TYPE_MODULE (object),						module->priv->module_name);			break;		case PROP_PATH:			module->priv->path = g_value_dup_string (value);			break;		case PROP_TYPE_REGISTRATION:			module->priv->type_registration = g_value_dup_string (value);			break;		case PROP_RESIDENT:			module->priv->resident = g_value_get_boolean (value);			break;		default:			g_return_if_reached ();	}}

EvDocument *ev_backends_manager_get_document (const gchar *mime_type){	EvDocument    *document;	EvBackendInfo *info;	info = ev_backends_manager_get_backend_info (mime_type);	if (!info)		return NULL;	if (!info->module) {		gchar *path;				path = g_module_build_path (backends_dir(), info->module_name);		info->module = G_TYPE_MODULE (ev_module_new (path, info->resident));		g_free (path);	}		if (!g_type_module_use (info->module)) {		g_warning ("Cannot load backend '%s' since file '%s' cannot be read.",			   info->module_name,			   ev_module_get_path (EV_MODULE (info->module)));		g_object_unref (G_OBJECT (info->module));		info->module = NULL;		return NULL;	}	document = EV_DOCUMENT (ev_module_new_object (EV_MODULE (info->module)));	g_type_module_unuse (info->module);	return document;}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){	xviewer_postasa_plugin_register_type (G_TYPE_MODULE (module));	peas_object_module_register_extension_type (module,						    XVIEWER_TYPE_WINDOW_ACTIVATABLE,						    XVIEWER_TYPE_POSTASA_PLUGIN);}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){	eom_statusbar_date_plugin_register_type (G_TYPE_MODULE (module));	peas_object_module_register_extension_type (module,	                                            EOM_TYPE_WINDOW_ACTIVATABLE,	                                            EOM_TYPE_STATUSBAR_DATE_PLUGIN);}

voidcc_ua_panel_register (GIOModule *module){  cc_ua_panel_register_type (G_TYPE_MODULE (module));  g_io_extension_point_implement (CC_SHELL_PANEL_EXTENSION_POINT,                                  CC_TYPE_UA_PANEL,                                  "universal-access", 0);}

voidcc_screen_panel_register (GIOModule *module){  cc_screen_panel_register_type (G_TYPE_MODULE (module));  g_io_extension_point_implement (CC_SHELL_PANEL_EXTENSION_POINT,                                  CC_TYPE_SCREEN_PANEL,                                  "screen", 0);}

G_MODULE_EXPORT voidpeas_register_types(PeasObjectModule *module){	xmr_search_plugin_register_type(G_TYPE_MODULE(module));	peas_object_module_register_extension_type(module,							PEAS_TYPE_ACTIVATABLE,							XMR_TYPE_SEARCH_PLUGIN);}

voidcc_mouse_panel_register (GIOModule *module){    cc_mouse_panel_register_type (G_TYPE_MODULE (module));    g_io_extension_point_implement (CC_SHELL_PANEL_EXTENSION_POINT,                                    CC_TYPE_MOUSE_PANEL,                                    "mouse", 0);}

voidcc_background_panel_register (GIOModule *module){  cc_background_panel_register_type (G_TYPE_MODULE (module));  g_io_extension_point_implement (CC_SHELL_PANEL_EXTENSION_POINT,                                  CC_TYPE_BACKGROUND_PANEL,                                  "background", 0);}

G_MODULE_EXPORT voidpeas_register_types (PeasObjectModule *module){	rb_lirc_plugin_register_type (G_TYPE_MODULE (module));	peas_object_module_register_extension_type (module,						    PEAS_TYPE_ACTIVATABLE,						    RB_TYPE_LIRC_PLUGIN);}