/* -*- 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_SFX2_CTRLITEM_HXX

#define INCLUDED_SFX2_CTRLITEM_HXX

#include <sal/config.h>

#include <sfx2/dllapi.h>

#include <sal/types.h>

#include <svl/poolitem.hxx>

#include <tools/debug.hxx>

class SfxBindings;

class SFX2_DLLPUBLIC SfxControllerItem

{

private:

    SfxControllerItem*  pNext; // to notify next ControllerItem

    SfxBindings*        pBindings;

    MapUnit             eFallbackCoreMetric;

    sal_uInt16          nId;

public:

    SfxBindings &       GetBindings() {

                            DBG_ASSERT(pBindings, "no Bindings");

                            return *pBindings;

                        }

    const SfxBindings & GetBindings() const {

                            DBG_ASSERT(pBindings, "no Bindings");

                            return *pBindings;

                        }

                        SfxControllerItem(); // for arrays

                        SfxControllerItem( sal_uInt16 nId, SfxBindings & );

    virtual             ~SfxControllerItem();

    virtual void        dispose();

    void                Bind( sal_uInt16 nNewId, SfxBindings *);    // Register in SfxBindings

    void                UnBind();

    void                ReBind();

    bool                IsBound() const;

    void                ClearCache();

    SfxControllerItem*  GetItemLink();

    SfxControllerItem*  ChangeItemLink( SfxControllerItem* pNewLink );

    void                SetId( sal_uInt16 nItemId );

    sal_uInt16          GetId() const { return nId; }

    virtual void        StateChangedAtToolBoxControl( sal_uInt16 nSID, SfxItemState eState,

                                      const SfxPoolItem* pState );

    virtual void        GetControlState( sal_uInt16 nSID, boost::property_tree::ptree& );

    MapUnit             GetCoreMetric() const;

    // override what GetCoreMetric will return if it cannot determine the current CoreMetric

    void                SetFallbackCoreMetric(MapUnit eFallback)

    {

        eFallbackCoreMetric = eFallback;

    }

    static SfxItemState GetItemState( const SfxPoolItem* pState );

    SAL_DLLPRIVATE void BindInternal_Impl( sal_uInt16 nNewId, SfxBindings* );

};

class SFX2_DLLPUBLIC SfxStatusForwarder final : public SfxControllerItem

{

    SfxControllerItem*      pMaster;

    virtual void        StateChangedAtToolBoxControl( sal_uInt16 nSID, SfxItemState eState,

                                      const SfxPoolItem* pState ) override;

public:

                            SfxStatusForwarder( sal_uInt16 nSlotId,

                                   SfxControllerItem&rMaster );

};

#endif

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