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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 CHART2_UNDOGUARD_HXX
#define CHART2_UNDOGUARD_HXX
#include "ChartModelClone.hxx"
#include <com/sun/star/document/XUndoManager.hpp>
#include <com/sun/star/frame/XModel.hpp>
#include <rtl/ustring.hxx>
#include <boost/shared_ptr.hpp>
namespace chart
{
/** A guard which which does nothing, unless you explicitly call commitAction. In particular, in its destructor, it
does neither auto-commit nor auto-rollback the model changes.
*/
class UndoGuard
{
public:
explicit UndoGuard(
const OUString& i_undoMessage,
const ::com::sun::star::uno::Reference< ::com::sun::star::document::XUndoManager > & i_undoManager,
const ModelFacet i_facet = E_MODEL
);
~UndoGuard();
void commit();
void rollback();
protected:
bool isActionPosted() const { return m_bActionPosted; }
private:
void discardSnapshot();
private:
const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XModel > m_xChartModel;
const ::com::sun::star::uno::Reference< ::com::sun::star::document::XUndoManager > m_xUndoManager;
::boost::shared_ptr< ChartModelClone > m_pDocumentSnapshot;
OUString m_aUndoString;
bool m_bActionPosted;
};
/** A guard which, in its destructor, restores the model state it found in the constructor. If
<member>commitAction</member> is called inbetween, the restouration is not performed.
*/
class UndoLiveUpdateGuard : public UndoGuard
{
public:
explicit UndoLiveUpdateGuard(
const OUString& i_undoMessage,
const ::com::sun::star::uno::Reference< ::com::sun::star::document::XUndoManager > & i_undoManager
);
~UndoLiveUpdateGuard();
};
/** Same as UndoLiveUpdateGuard but with additional storage of the chart's data.
Only use this if the data has internal data.
*/
class UndoLiveUpdateGuardWithData :
public UndoGuard
{
public:
explicit UndoLiveUpdateGuardWithData(
const OUString& i_undoMessage,
const ::com::sun::star::uno::Reference< ::com::sun::star::document::XUndoManager > & i_undoManager
);
~UndoLiveUpdateGuardWithData();
};
class UndoGuardWithSelection : public UndoGuard
{
public:
explicit UndoGuardWithSelection(
const OUString& i_undoMessage,
const ::com::sun::star::uno::Reference< ::com::sun::star::document::XUndoManager > & i_undoManager
);
virtual ~UndoGuardWithSelection();
};
class HiddenUndoContext
{
public:
HiddenUndoContext(
const ::com::sun::star::uno::Reference< ::com::sun::star::document::XUndoManager > & i_undoManager
);
~HiddenUndoContext();
private:
::com::sun::star::uno::Reference< ::com::sun::star::document::XUndoManager > m_xUndoManager;
};
}
// CHART2_UNDOGUARD_HXX
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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