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-rw-r--r--camel/camel-seekable-stream.h87
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/* camel-stream-fs.h :stream based on unix filesystem */
+
+/*
+ *
+ * Author :
+ * Bertrand Guiheneuf <bertrand@helixcode.com>
+ *
+ * Copyright 1999, 2000 HelixCode (http://www.helixcode.com) .
+ *
+ * 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 of the
+ * License, 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
+ */
+
+
+#ifndef CAMEL_SEEKABLE_STREAM_H
+#define CAMEL_SEEKABLE_STREAM_H 1
+
+
+#ifdef __cplusplus
+extern "C" {
+#pragma }
+#endif /* __cplusplus }*/
+
+#include <gtk/gtk.h>
+#include <stdio.h>
+#include "camel-stream.h"
+
+#define CAMEL_SEEKABLE_STREAM_TYPE (camel_seekable_stream_get_type ())
+#define CAMEL_SEEKABLE_STREAM(obj) (GTK_CHECK_CAST((obj), CAMEL_SEEKABLE_STREAM_TYPE, CamelSeekableStream))
+#define CAMEL_SEEKABLE_STREAM_CLASS(k) (GTK_CHECK_CLASS_CAST ((k), CAMEL_SEEKABLE_STREAM_TYPE, CamelSeekableStreamClass))
+#define CAMEL_IS_SEEKABLE_STREAM(o) (GTK_CHECK_TYPE((o), CAMEL_SEEKABLE_STREAM_TYPE))
+
+
+typedef enum
+{
+ CAMEL_STREAM_SET,
+ CAMEL_STREAM_CUR,
+ CAMEL_STREAM_END
+
+} CamelStreamSeekPolicy;
+
+
+typedef struct
+{
+ CamelStream parent_object;
+
+} CamelSeekableStream;
+
+
+
+typedef struct {
+ CamelStreamClass parent_class;
+
+ /* Virtual methods */
+ gint (*seek) (CamelSeekableStream *stream, gint offset, CamelStreamSeekPolicy policy);
+
+
+} CamelSeekableStreamClass;
+
+
+
+/* Standard Gtk function */
+GtkType camel_seekable_stream_get_type (void);
+
+
+/* public methods */
+gint camel_stream_seek (CamelSeekableStream *stream, gint offset, CamelStreamSeekPolicy policy);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* CAMEL_SEEKABLE_STREAM_H */