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-rw-r--r--libcaja-extension/caja-column-provider.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/libcaja-extension/caja-column-provider.c b/libcaja-extension/caja-column-provider.c
new file mode 100644
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--- /dev/null
+++ b/libcaja-extension/caja-column-provider.c
@@ -0,0 +1,74 @@
+/*
+ * caja-column-provider.c - Interface for Caja 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, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Author: Dave Camp <[email protected]>
+ *
+ */
+
+#include <config.h>
+#include "caja-column-provider.h"
+
+#include <glib-object.h>
+
+static void
+caja_column_provider_base_init (gpointer g_class)
+{
+}
+
+GType
+caja_column_provider_get_type (void)
+{
+ static GType type = 0;
+
+ if (!type)
+ {
+ const GTypeInfo info =
+ {
+ sizeof (CajaColumnProviderIface),
+ caja_column_provider_base_init,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ 0,
+ 0,
+ NULL
+ };
+
+ type = g_type_register_static (G_TYPE_INTERFACE,
+ "CajaColumnProvider",
+ &info, 0);
+ g_type_interface_add_prerequisite (type, G_TYPE_OBJECT);
+ }
+
+ return type;
+}
+
+GList *
+caja_column_provider_get_columns (CajaColumnProvider *provider)
+{
+ g_return_val_if_fail (CAJA_IS_COLUMN_PROVIDER (provider), NULL);
+ g_return_val_if_fail (CAJA_COLUMN_PROVIDER_GET_IFACE (provider)->get_columns != NULL, NULL);
+
+ return CAJA_COLUMN_PROVIDER_GET_IFACE (provider)->get_columns
+ (provider);
+}
+
+