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-rw-r--r--libnautilus-extension/nautilus-column-provider.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/libnautilus-extension/nautilus-column-provider.c b/libnautilus-extension/nautilus-column-provider.c
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+++ b/libnautilus-extension/nautilus-column-provider.c
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+/*
+ * nautilus-column-provider.c - Interface for Nautilus extensions
+ * that provide column specifications.
+ *
+ * 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 "nautilus-column-provider.h"
+
+G_DEFINE_INTERFACE (NautilusColumnProvider, nautilus_column_provider, G_TYPE_OBJECT)
+
+static void
+nautilus_column_provider_default_init (NautilusColumnProviderInterface *klass)
+{
+}
+
+GList *
+nautilus_column_provider_get_columns (NautilusColumnProvider *self)
+{
+ NautilusColumnProviderInterface *iface;
+
+ g_return_val_if_fail (NAUTILUS_IS_COLUMN_PROVIDER (self), NULL);
+
+ iface = NAUTILUS_COLUMN_PROVIDER_GET_IFACE (self);
+
+ g_return_val_if_fail (iface->get_columns != NULL, NULL);
+
+ return iface->get_columns (self);
+}