nautilus-property-page-provider.c 3.05 KB
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/*
 *  nautilus-property-page-provider.c - Interface for Nautilus extensions
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 *                                      that provide property pages for
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 *                                      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
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 *  License along with this library; if not, see <http://www.gnu.org/licenses/>.
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 *
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 *  Author:  Dave Camp <dave@ximian.com>
 *
 */

#include <config.h>
#include "nautilus-property-page-provider.h"

#include <glib-object.h>

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/**
 * SECTION:nautilus-property-page-provider
 * @title: NautilusPropertyPageProvider
 * @short_description: Interface to provide additional property pages
 * @include: libnautilus-extension/nautilus-property-page-provider.h
 *
 * #NautilusPropertyPageProvider allows extension to provide additional pages
 * for the file properties dialog.
 */

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static void
nautilus_property_page_provider_base_init (gpointer g_class)
{
}

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GType
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nautilus_property_page_provider_get_type (void)
{
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    static GType type = 0;

    if (!type)
    {
        const GTypeInfo info =
        {
            sizeof (NautilusPropertyPageProviderIface),
            nautilus_property_page_provider_base_init,
            NULL,
            NULL,
            NULL,
            NULL,
            0,
            0,
            NULL
        };
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        type = g_type_register_static (G_TYPE_INTERFACE,
                                       "NautilusPropertyPageProvider",
                                       &info, 0);
        g_type_interface_add_prerequisite (type, G_TYPE_OBJECT);
    }
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    return type;
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}

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/**
 * nautilus_property_page_provider_get_pages:
 * @provider: a #NautilusPropertyPageProvider
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 * @files: (element-type NautilusFileInfo): a #GList of #NautilusFileInfo
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 *
 * This function is called by Nautilus when it wants property page
 * items from the extension.
 *
 * This function is called in the main thread before a property page
 * is shown, so it should return quickly.
 *
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 * Returns: (element-type NautilusPropertyPage) (transfer full): A #GList of allocated #NautilusPropertyPage items.
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 */
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GList *
nautilus_property_page_provider_get_pages (NautilusPropertyPageProvider *provider,
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                                           GList                        *files)
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{
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    g_return_val_if_fail (NAUTILUS_IS_PROPERTY_PAGE_PROVIDER (provider), NULL);
    g_return_val_if_fail (NAUTILUS_PROPERTY_PAGE_PROVIDER_GET_IFACE (provider)->get_pages != NULL, NULL);
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    return NAUTILUS_PROPERTY_PAGE_PROVIDER_GET_IFACE (provider)->get_pages
               (provider, files);
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}