/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
#ifndef __com_sun_star_document_TypeDetection_idl__
#define __com_sun_star_document_TypeDetection_idl__

#include <com/sun/star/document/XTypeDetection.idl>
#include <com/sun/star/container/XNameContainer.idl>
#include <com/sun/star/container/XContainerQuery.idl>
#include <com/sun/star/util/XFlushable.idl>


module com { module sun { module star { module document {

/** encapsulate a type detection service and provide read/write access on it's configuration data.

    <p>
    It's possible to make a "flat" detection which may use internal configuration
    data only - or a "deep" detection which use special ExtendedTypeDetection
    services to look into the document stream. Last mode can be suppressed to perform the operation.
    Of course the results can't be guaranteed then. (e.g. in case the extension was changed)
    </p>
 */
published service TypeDetection
{
    /** can be used to make a flat or deep type detection.

        <p>
        Use this interface to get information about the type of the given resource.
        Return value will be always an internal name of a registered document type.
        It can be used may on other services (e.g. com::sun::star::frame::FrameLoaderFactory)
        to do further things, which base on it (e.g. to load it into a frame).
        </p>
     */
    interface XTypeDetection;

    /** provides read access to the complete set of type configuration data.

        <p>
        Every container item is specified as a set of properties and will be
        represented by a sequence< com::sun::star::beans::PropertyValue > structure.
        Follow properties are supported:
        (But note: not all of them must be present every time!)

        <table border=1>
            <tr>
                <td><strong>Property Name</strong></td>
                <td><strong>Value Type</strong></td>
                <td><strong>Description</strong></td>
            </tr>
            <tr>
                <td><em>Name</em></td>
                <td>[string]</td>
                <td>The internal name is the only value, which makes a container item unique.</td>
            </tr>
            <tr>
                <td><em>UIName</em></td>
                <td>[string]</td>
                <td>It contains the localized name for this type for the current locale.</td>
            </tr>
            <tr>
                <td><em>UINames</em></td>
                <td>[sequence< string >]</td>
                <td>It contains all available localized names for this type. The are organized
                    in pairs and represented as a structure of sequence< com::sun::star::beans::PropertyValue >.
                    The name of such property must be interpreted as locale; its value as the localized
                    type name corresponding to this locale.</td>
            </tr>
            <tr>
                <td><em>MediaType</em></td>
                <td>[string]</td>
                <td>It contains the MIME or content type descriptor. The differences between a MIME type and
                    an internal type name was made, to resolve existing ambiguities.</td>
            </tr>
            <tr>
                <td><em>ClipboardFormat</em><strong>deprecated!</strong></td>
                <td>[string]</td>
                <td>It was interpreted as an identifier inside clipboard.
                    Please use new property ContentFormat instead of this now.</td>
            </tr>
            <tr>
                <td><em>ContentFormat</em></td>
                <td>[string]</td>
                <td>It's and identifier, which is used for a deep format detection.
                    An ExtendedTypeDetection use this value to match
                    a given content to this type. e.g. It's interpreted as the doc type
                    of an XML stream or as an identifier inside a file header.
                </td>
            </tr>
            <tr>
                <td><em>URLPattern</em></td>
                <td>[sequence< string >]</td>
                <td>This list contains different URL patterns, which identify this type.
                    E.g. data base contents can be described by a new defined protocol like "sql://select*".
                    In combination with a suitable com::sun::star::frame::FrameLoader or
                    ImportFilter/ExportFilter it would be possible then, to
                    layout a SQL query output into an office frame.</td>
            </tr>
            <tr>
                <td><em>Extensions</em></td>
                <td>[sequence< string >]</td>
                <td>It contains a list of file extensions, which match this type.
                    They must be specified as pure extension, without any special signs.
                    E.g.: "doc", "html" ... but not ".doc".
                    Using wild cards is allowed but not very useful. They may result in
                    ambiguities with other type registrations can't be resolved anytime.</td>
            </tr>
            <tr>
                <td><em>DocumentIconID</em></td>
                <td>[integer]</td>
                <td>It's an ID, which present the number of a corresponding icon.</td>
            </tr>
        </table>
        </p>

        <p>
        Note:<br>
        All elements of this container will be addressed by his internal name,
        and it must be an unambiguous value.
        </p>
     */
    interface com::sun::star::container::XNameAccess;

    /** provides a write access to the configuration data.
     */
    [optional] interface com::sun::star::container::XNameContainer;

    /** provides search on the configuration data set.

        <p>
        Against simple property search it provides some complex algorithms too.
        For further information please read the SDK documentation.
        </p>
     */
    [optional] interface com::sun::star::container::XContainerQuery;

    /** can be used to perform container changes.

        <p>
        Because the complexness of such configuration set can be very high,
        it seems not very useful to update the underlying configuration layer
        on every container change request immediately. Another strategy can be to
        make all changes (adding/changing/removing of items) and call flush at the end.
        That will validate the whole container and reject inconsistent data sets.
        Only in case all made changes was correct, they will be written back to the
        configuration. Further this interface provides the possibility, that interested
        changes listener can be registered too.
        </p>
     */
    [optional] interface com::sun::star::util::XFlushable;
};


}; }; }; };

#endif

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
