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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 INCLUDED_SVX_DIAGRAMDATAINTERFACE_HXX
#define INCLUDED_SVX_DIAGRAMDATAINTERFACE_HXX
#include <rtl/ustring.h>
#include <sal/types.h>
#include <utility>
#include <vector>
/// Interface class to access diagram data for UI
class SAL_NO_VTABLE SAL_DLLPUBLIC_RTTI DiagramDataInterface
{
public:
// get text representation of data tree
virtual OUString getString() const = 0;
// get children of provided data node
// use empty string for top-level nodes
// returns vector of (id, text)
virtual std::vector<std::pair<OUString, OUString>>
getChildren(const OUString& rParentId) const = 0;
// add new top-level node to data model, returns its id
virtual OUString addNode(const OUString& rText) = 0;
virtual bool removeNode(const OUString& rNodeId) = 0;
protected:
~DiagramDataInterface() throw() {}
};
#endif // INCLUDED_SVX_DIAGRAMDATAINTERFACE_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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