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/*
* nautilus-info-provider.h - Interface for Nautilus 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, see <http://www.gnu.org/licenses/>.
*
* Author: Dave Camp <dave@ximian.com>
*
*/
/* This interface is implemented by Nautilus extensions that want to
* provide information about files. Extensions are called when Nautilus
* needs information about a file. They are passed a NautilusFileInfo
* object which should be filled with relevant information */
#ifndef NAUTILUS_INFO_PROVIDER_H
#define NAUTILUS_INFO_PROVIDER_H
#include <glib-object.h>
#include "nautilus-extension-types.h"
#include "nautilus-file-info.h"
G_BEGIN_DECLS
#define NAUTILUS_TYPE_INFO_PROVIDER (nautilus_info_provider_get_type ())
#define NAUTILUS_INFO_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), NAUTILUS_TYPE_INFO_PROVIDER, NautilusInfoProvider))
#define NAUTILUS_IS_INFO_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), NAUTILUS_TYPE_INFO_PROVIDER))
#define NAUTILUS_INFO_PROVIDER_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), NAUTILUS_TYPE_INFO_PROVIDER, NautilusInfoProviderIface))
typedef struct _NautilusInfoProvider NautilusInfoProvider;
typedef struct _NautilusInfoProviderIface NautilusInfoProviderIface;
typedef void (*NautilusInfoProviderUpdateComplete) (NautilusInfoProvider *provider,
NautilusOperationHandle *handle,
NautilusOperationResult result,
gpointer user_data);
/**
* NautilusInfoProviderIface:
* @g_iface: The parent interface.
* @update_file_info: Returns a #NautilusOperationResult.
* See nautilus_info_provider_update_file_info() for details.
* @cancel_update: Cancels a previous call to nautilus_info_provider_update_file_info().
* See nautilus_info_provider_cancel_update() for details.
*
* Interface for extensions to provide additional information about files.
*/
struct _NautilusInfoProviderIface {
GTypeInterface g_iface;
NautilusOperationResult (*update_file_info) (NautilusInfoProvider *provider,
NautilusFileInfo *file,
GClosure *update_complete,
NautilusOperationHandle **handle);
void (*cancel_update) (NautilusInfoProvider *provider,
NautilusOperationHandle *handle);
};
/* Interface Functions */
GType nautilus_info_provider_get_type (void);
NautilusOperationResult nautilus_info_provider_update_file_info (NautilusInfoProvider *provider,
NautilusFileInfo *file,
GClosure *update_complete,
NautilusOperationHandle **handle);
void nautilus_info_provider_cancel_update (NautilusInfoProvider *provider,
NautilusOperationHandle *handle);
/* Helper functions for implementations */
void nautilus_info_provider_update_complete_invoke (GClosure *update_complete,
NautilusInfoProvider *provider,
NautilusOperationHandle *handle,
NautilusOperationResult result);
G_END_DECLS
#endif
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