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Diffstat (limited to 'src/ephy-extensions-manager.c')
| -rw-r--r-- | src/ephy-extensions-manager.c | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/src/ephy-extensions-manager.c b/src/ephy-extensions-manager.c new file mode 100644 index 000000000..d7d44d521 --- /dev/null +++ b/src/ephy-extensions-manager.c @@ -0,0 +1,260 @@ +/* + * Copyright (C) 2003 Marco Pesenti Gritti + * Copyright (C) 2003 Christian Persch + * + * 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, 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. + * + * $Id$ + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "ephy-extensions-manager.h" + +#include "ephy-module-loader.h" +#include "ephy-debug.h" + +#include <gmodule.h> +#include <dirent.h> + +#define EPHY_EXTENSIONS_MANAGER_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_EXTENSIONS_MANAGER, EphyExtensionsManagerPrivate)) + +struct EphyExtensionsManagerPrivate +{ + GSList *loaders; + GSList *extensions; +}; + +static GObjectClass *parent_class = NULL; + +static void ephy_extensions_manager_class_init (EphyExtensionsManagerClass *klass); +static void ephy_extensions_manager_iface_init (EphyExtensionClass *iface); +static void ephy_extensions_manager_init (EphyExtensionsManager *manager); + +GType +ephy_extensions_manager_get_type (void) +{ + static GType type = 0; + + if (type == 0) + { + static const GTypeInfo our_info = + { + sizeof (EphyExtensionsManagerClass), + NULL, /* base_init */ + NULL, /* base_finalize */ + (GClassInitFunc) ephy_extensions_manager_class_init, + NULL, + NULL, /* class_data */ + sizeof (EphyExtensionsManager), + 0, /* n_preallocs */ + (GInstanceInitFunc) ephy_extensions_manager_init + }; + + static const GInterfaceInfo extension_info = + { + (GInterfaceInitFunc) ephy_extensions_manager_iface_init, + NULL, + NULL + }; + + type = g_type_register_static (G_TYPE_OBJECT, + "EphyExtensionsManager", + &our_info, 0); + + g_type_add_interface_static (type, + EPHY_TYPE_EXTENSION, + &extension_info); + } + + return type; +} + +static EphyExtension * +ephy_extensions_manager_instantiate_extension (EphyExtensionsManager *manager, + EphyModuleLoader *loader) +{ + EphyExtension *extension; + + extension = EPHY_EXTENSION (ephy_module_loader_factory (loader)); + + if (EPHY_IS_EXTENSION (extension)) + { + manager->priv->extensions = + g_slist_append (manager->priv->extensions, extension); + + return extension; + } + + return NULL; +} + +EphyExtension * +ephy_extensions_manager_load (EphyExtensionsManager *manager, + const char *filename) +{ + EphyExtension *extension = NULL; + + if (g_str_has_suffix (filename, G_MODULE_SUFFIX)) + { + EphyModuleLoader *loader; + + loader = ephy_module_loader_new (filename); + + if (loader != NULL) + { + manager->priv->loaders = + g_slist_prepend (manager->priv->loaders, loader); + + extension = ephy_extensions_manager_instantiate_extension + (manager, loader); + + g_type_module_unuse (G_TYPE_MODULE (loader)); + } + } + + return extension; +} + +static void +ephy_extensions_manager_load_dir (EphyExtensionsManager *manager, + const char *path) +{ + DIR *d; + struct dirent *e; + + d = opendir (path); + if (d == NULL) + { + return; + } + + while ((e = readdir (d)) != NULL) + { + char *filename; + + filename = g_build_filename (path, e->d_name, NULL); + + ephy_extensions_manager_load (manager, filename); + + g_free (filename); + } + closedir (d); +} + +EphyExtension * +ephy_extensions_manager_add (EphyExtensionsManager *manager, + GType type) +{ + EphyExtension *extension; + + LOG ("adding extensions of type %s", g_type_name (type)) + + extension = EPHY_EXTENSION (g_object_new (type, NULL)); + if (!EPHY_IS_EXTENSION (extension)) + { + g_object_unref (extension); + + return NULL; + } + + manager->priv->extensions = + g_slist_append (manager->priv->extensions, extension); + + return extension; +} + +static void +ephy_extensions_manager_init (EphyExtensionsManager *manager) +{ + manager->priv = EPHY_EXTENSIONS_MANAGER_GET_PRIVATE (manager); + + LOG ("EphyExtensionsManager initialising") + + manager->priv->loaders = NULL; + manager->priv->extensions = NULL; + + ephy_extensions_manager_load_dir (manager, EXTENSIONS_DIR); +} + +static void +ephy_extensions_manager_finalize (GObject *object) +{ + EphyExtensionsManager *manager = EPHY_EXTENSIONS_MANAGER (object); + + LOG ("EphyExtensionsManager finalising") + + g_slist_foreach (manager->priv->extensions, (GFunc) g_object_unref, NULL); + g_slist_free (manager->priv->extensions); + + g_slist_free (manager->priv->loaders); + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +static void +impl_attach_window (EphyExtension *extension, + EphyWindow *window) +{ + EphyExtensionsManager *manager = EPHY_EXTENSIONS_MANAGER (extension); + + LOG ("multiplexing attach_window") + + g_slist_foreach (manager->priv->extensions, + (GFunc) ephy_extension_attach_window, window); +} + +static void +impl_detach_window (EphyExtension *extension, + EphyWindow *window) +{ + EphyExtensionsManager *manager = EPHY_EXTENSIONS_MANAGER (extension); + + LOG ("multiplexing detach_window") + + g_object_ref (window); + + g_slist_foreach (manager->priv->extensions, + (GFunc) ephy_extension_detach_window, window); + + g_object_unref (window); +} + +static void +ephy_extensions_manager_iface_init (EphyExtensionClass *iface) +{ + iface->attach_window = impl_attach_window; + iface->detach_window = impl_detach_window; +} + +static void +ephy_extensions_manager_class_init (EphyExtensionsManagerClass *class) +{ + GObjectClass *object_class = G_OBJECT_CLASS (class); + + parent_class = (GObjectClass *) g_type_class_peek_parent (class); + + object_class->finalize = ephy_extensions_manager_finalize; + + g_type_class_add_private (object_class, sizeof (EphyExtensionsManagerPrivate)); +} + +EphyExtensionsManager * +ephy_extensions_manager_new (void) +{ + return EPHY_EXTENSIONS_MANAGER (g_object_new (EPHY_TYPE_EXTENSIONS_MANAGER, NULL)); +} |