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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_REPORTDESIGN_INC_UNDOENV_HXX
#define INCLUDED_REPORTDESIGN_INC_UNDOENV_HXX
#include <com/sun/star/beans/XPropertyChangeListener.hpp>
#include <com/sun/star/beans/PropertyChangeEvent.hpp>
#include <com/sun/star/container/XContainerListener.hpp>
#include <com/sun/star/container/XIndexAccess.hpp>
#include <com/sun/star/util/XModifyListener.hpp>
#include <com/sun/star/report/XSection.hpp>
#include <memory>
#include <cppuhelper/implbase.hxx>
#include <svl/lstner.hxx>
#include "dllapi.h"
#include "RptPage.hxx"
namespace rptui
{
class OXUndoEnvironmentImpl;
class REPORTDESIGN_DLLPUBLIC OXUndoEnvironment final
: public ::cppu::WeakImplHelper< css::beans::XPropertyChangeListener
, css::container::XContainerListener
, css::util::XModifyListener
>
, public SfxListener
{
const ::std::unique_ptr<OXUndoEnvironmentImpl> m_pImpl;
OXUndoEnvironment(const OXUndoEnvironment&) = delete;
OXUndoEnvironment& operator=(const OXUndoEnvironment&) = delete;
virtual ~OXUndoEnvironment() override;
void SetUndoMode(bool _bUndo);
public:
OXUndoEnvironment(OReportModel& _rModel);
/**
Create an object ob OUndoEnvLock locks the undo possibility
As long as in the OUndoEnvLock scope, no undo is possible for manipulated object.
*/
class OUndoEnvLock
{
OXUndoEnvironment& m_rUndoEnv;
public:
OUndoEnvLock(OXUndoEnvironment& _rUndoEnv): m_rUndoEnv(_rUndoEnv){m_rUndoEnv.Lock();}
~OUndoEnvLock(){ m_rUndoEnv.UnLock(); }
};
/**
This is near the same as OUndoEnvLock but it is also possible to ask for the current mode.
UndoMode will set if SID_UNDO is called in execute()
*/
class OUndoMode
{
OXUndoEnvironment& m_rUndoEnv;
public:
OUndoMode(OXUndoEnvironment& _rUndoEnv)
:m_rUndoEnv(_rUndoEnv)
{
m_rUndoEnv.Lock();
m_rUndoEnv.SetUndoMode(true);
}
~OUndoMode()
{
m_rUndoEnv.SetUndoMode(false);
m_rUndoEnv.UnLock();
}
};
void Lock();
void UnLock();
bool IsLocked() const;
// returns sal_True is we are in UNDO
bool IsUndoMode() const;
// access control
struct Accessor { friend class OReportModel; private: Accessor() { } };
void Clear(const Accessor& _r);
void AddElement(const css::uno::Reference< css::uno::XInterface>& Element);
void RemoveElement(const css::uno::Reference< css::uno::XInterface>& Element);
void AddSection( const css::uno::Reference< css::report::XSection>& _xSection);
void RemoveSection( const css::uno::Reference< css::report::XSection>& _xSection );
/** removes the section from the page out of the undo env
*
* \param _pPage
*/
void RemoveSection(OReportPage const * _pPage);
private:
// XEventListener
virtual void SAL_CALL disposing(const css::lang::EventObject& Source) override;
// XPropertyChangeListener
virtual void SAL_CALL propertyChange(const css::beans::PropertyChangeEvent& evt) override;
// XContainerListener
virtual void SAL_CALL elementInserted(const css::container::ContainerEvent& rEvent) override;
virtual void SAL_CALL elementReplaced(const css::container::ContainerEvent& rEvent) override;
virtual void SAL_CALL elementRemoved(const css::container::ContainerEvent& rEvent) override;
// XModifyListener
virtual void SAL_CALL modified( const css::lang::EventObject& aEvent ) override;
void ModeChanged();
virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint ) override;
private:
void implSetModified();
void switchListening( const css::uno::Reference< css::container::XIndexAccess >& _rxContainer, bool _bStartListening );
void switchListening( const css::uno::Reference< css::uno::XInterface >& _rxObject, bool _bStartListening );
::std::vector< css::uno::Reference< css::container::XChild> >::const_iterator
getSection(const css::uno::Reference< css::container::XChild>& _xContainer) const;
};
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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