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/*
* caja-info-provider.h - Interface for Caja extensions that
* provide info about 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, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Author: Dave Camp <dave@ximian.com>
*
*/
/* This interface is implemented by Caja extensions that want to
* provide information about files. Extensions are called when Caja
* needs information about a file. They are passed a CajaFileInfo
* object which should be filled with relevant information */
#ifndef CAJA_INFO_PROVIDER_H
#define CAJA_INFO_PROVIDER_H
#include <glib-object.h>
#include "caja-extension-types.h"
#include "caja-file-info.h"
G_BEGIN_DECLS
#define CAJA_TYPE_INFO_PROVIDER (caja_info_provider_get_type ())
#define CAJA_INFO_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CAJA_TYPE_INFO_PROVIDER, CajaInfoProvider))
#define CAJA_IS_INFO_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CAJA_TYPE_INFO_PROVIDER))
#define CAJA_INFO_PROVIDER_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), CAJA_TYPE_INFO_PROVIDER, CajaInfoProviderIface))
typedef struct _CajaInfoProvider CajaInfoProvider;
typedef struct _CajaInfoProviderIface CajaInfoProviderIface;
typedef void (*CajaInfoProviderUpdateComplete) (CajaInfoProvider *provider,
CajaOperationHandle *handle,
CajaOperationResult result,
gpointer user_data);
/**
* CajaInfoProviderIface:
* @g_iface: The parent interface.
* @update_file_info: Returns a #CajaOperationResult.
* See caja_info_provider_update_file_info() for details.
* @cancel_update: Cancels a previous call to caja_info_provider_update_file_info().
* See caja_info_provider_cancel_update() for details.
*
* Interface for extensions to provide additional information about files.
*/
struct _CajaInfoProviderIface {
GTypeInterface g_iface;
CajaOperationResult (*update_file_info) (CajaInfoProvider *provider,
CajaFileInfo *file,
GClosure *update_complete,
CajaOperationHandle **handle);
void (*cancel_update) (CajaInfoProvider *provider,
CajaOperationHandle *handle);
};
/* Interface Functions */
GType caja_info_provider_get_type (void);
CajaOperationResult caja_info_provider_update_file_info (CajaInfoProvider *provider,
CajaFileInfo *file,
GClosure *update_complete,
CajaOperationHandle **handle);
void caja_info_provider_cancel_update (CajaInfoProvider *provider,
CajaOperationHandle *handle);
/* Helper functions for implementations */
void caja_info_provider_update_complete_invoke (GClosure *update_complete,
CajaInfoProvider *provider,
CajaOperationHandle *handle,
CajaOperationResult result);
G_END_DECLS
#endif
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