1 files changed, 94 insertions, 0 deletions
diff --git a/libnautilus-extension/nautilus-menu-provider.c b/libnautilus-extension/nautilus-menu-provider.c
new file mode 100644
index 0000000..a5c4682
--- /dev/null
+++ b/libnautilus-extension/nautilus-menu-provider.c
@@ -0,0 +1,94 @@
+/*
+ *  nautilus-property-page-provider.c - Interface for Nautilus extensions
+ *                                      that provide context menu items
+ *                                      for files.
+ *
+ *  Copyright (C) 2003 Novell, Inc.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library 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
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public
+ *  License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ *  Author:  Dave Camp <dave@ximian.com>
+ *
+ */
+
+#include <config.h>
+#include "nautilus-menu-provider.h"
+
+G_DEFINE_INTERFACE (NautilusMenuProvider, nautilus_menu_provider, G_TYPE_OBJECT)
+
+enum
+{
+    ITEMS_UPDATED,
+    LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL];
+
+static void
+nautilus_menu_provider_default_init (NautilusMenuProviderInterface *klass)
+{
+    /* This signal should be emited each time the extension modify the list of menu items */
+    signals[ITEMS_UPDATED] = g_signal_new ("items-updated",
+                                           NAUTILUS_TYPE_MENU_PROVIDER,
+                                           G_SIGNAL_RUN_LAST,
+                                           0,
+                                           NULL, NULL,
+                                           g_cclosure_marshal_VOID__VOID,
+                                           G_TYPE_NONE, 0);
+}
+
+GList *
+nautilus_menu_provider_get_file_items (NautilusMenuProvider *provider,
+                                       GList                *files)
+{
+    NautilusMenuProviderInterface *iface;
+
+    iface = NAUTILUS_MENU_PROVIDER_GET_IFACE (provider);
+
+    g_return_val_if_fail (NAUTILUS_IS_MENU_PROVIDER (provider), NULL);
+
+    if (iface->get_file_items != NULL)
+    {
+        return iface->get_file_items (provider, files);
+    }
+
+    return NULL;
+}
+
+GList *
+nautilus_menu_provider_get_background_items (NautilusMenuProvider *provider,
+                                             NautilusFileInfo     *current_folder)
+{
+    NautilusMenuProviderInterface *iface;
+
+    iface = NAUTILUS_MENU_PROVIDER_GET_IFACE (provider);
+
+    g_return_val_if_fail (NAUTILUS_IS_MENU_PROVIDER (provider), NULL);
+    g_return_val_if_fail (NAUTILUS_IS_FILE_INFO (current_folder), NULL);
+
+    if (iface->get_background_items != NULL)
+    {
+        return iface->get_background_items (provider, current_folder);
+    }
+
+    return NULL;
+}
+
+void
+nautilus_menu_provider_emit_items_updated_signal (NautilusMenuProvider *provider)
+{
+    g_return_if_fail (NAUTILUS_IS_MENU_PROVIDER (provider));
+
+    g_signal_emit (provider, signals[ITEMS_UPDATED], 0);
+}