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/* -*- 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_embed_XLinkageSupport_idl__
#define __com_sun_star_embed_XLinkageSupport_idl__
#include <com/sun/star/uno/XInterface.idl>
#include <com/sun/star/embed/XStorage.idl>
#include <com/sun/star/embed/XCommonEmbedPersist.idl>
#include <com/sun/star/beans/PropertyValue.idl>
#include <com/sun/star/embed/WrongStateException.idl>
module com { module sun { module star { module embed {
/** specifies an additional implementation for linked embedded object support.
*/
published interface XLinkageSupport: XCommonEmbedPersist
{
/** breaks the link and provides the object with a parent storage and a
name for object's entry
<p>
This method can be used only for links implementations that implement
the whole set of embedded object interfaces. Usually the sets of
interfaces are the same for links and objects. An example of exception
from this are OOo links that do not implement
XEmbedPersist interface. For such cases the method will
throw an exception.
</p>
<p>
The link will be broken and the linked object will become a normal
embedded object.
</p>
<p>
An entry with the specified name should be created or opened inside
provided storage. This entry will be used for the object persistence.
If the entry exists already all its contents will be ignored.
</p>
@param xStorage
a parent storage the entry should be created or opened in
@param sEntryName
a name for the entry
@throws ::com::sun::star::lang::IllegalArgumentException
one of arguments is illegal
@throws com::sun::star::embed::WrongStateException
the object is in wrong state or not a linked object
@throws com::sun::star::io::IOException
in case object has not persistence or other io problems
@throws com::sun::star::uno::Exception
in case of other problems
@see also XEmbedPersist::setPersistentEntry
*/
void breakLink( [in] ::com::sun::star::embed::XStorage xStorage,
[in] string sEntryName )
raises( ::com::sun::star::lang::IllegalArgumentException,
::com::sun::star::embed::WrongStateException,
::com::sun::star::io::IOException,
::com::sun::star::uno::Exception );
/** allows to detect whether the object is a linked one.
<p>
Most of embedded objects will not support this interface, but some
of them can do it, to allow conversion from link to object. After
the conversion the object does not change, so interface set stays the
same, but the object is not a link any more.
</p>
@return
`TRUE` - the object is a linked one.
`FALSE` - otherwise
@throws com::sun::star::embed::WrongStateException
the object is in wrong state
*/
boolean isLink()
raises( ::com::sun::star::embed::WrongStateException );
/** returns the URL of the link object.
@throws com::sun::star::embed::WrongStateException
the object is in wrong state or is not a link
*/
string getLinkURL()
raises( ::com::sun::star::embed::WrongStateException,
::com::sun::star::uno::Exception );
};
}; }; }; };
#endif
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