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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_SDR_PROPERTIES_DEFAULTPROPERTIES_HXX
#define INCLUDED_SVX_SDR_PROPERTIES_DEFAULTPROPERTIES_HXX
#include <sal/config.h>
#include <optional>
#include <svx/sdr/properties/properties.hxx>
#include <svx/svxdllapi.h>
#include <svl/itemset.hxx>
#include <o3tl/span.hxx>
struct _xmlTextWriter;
typedef struct _xmlTextWriter* xmlTextWriterPtr;
namespace sdr::properties
{
class SVXCORE_DLLPUBLIC DefaultProperties : public BaseProperties
{
protected:
// the to be used ItemSet
mutable std::optional<SfxItemSet> mxItemSet;
// create a new object specific itemset with object specific ranges.
virtual SfxItemSet CreateObjectSpecificItemSet(SfxItemPool& pPool) override;
// Test changeability for a single item. If an implementation wants to prevent
// changing an item it should override this method.
virtual bool AllowItemChange(const sal_uInt16 nWhich, const SfxPoolItem* pNewItem = nullptr) const;
// Do the internal ItemChange. If only nWhich is given, the item needs to be cleared.
// Also needs to handle if nWhich and pNewItem is 0, which means to clear all items.
virtual void ItemChange(const sal_uInt16 nWhich, const SfxPoolItem* pNewItem = nullptr);
// Called after ItemChange() is done for all items. Allows local reactions on
// specific item changes
virtual void PostItemChange(const sal_uInt16 nWhich);
// Internally react on ItemSet changes. The given span contains changed items.
// If nDeletedWhich is not 0, it indicates a deleted item.
virtual void ItemSetChanged(o3tl::span< const SfxPoolItem* const > aChangedItems, sal_uInt16 nDeletedWhich);
// check if SfxItemSet exists
bool HasSfxItemSet() const { return bool(mxItemSet); }
public:
// basic constructor
explicit DefaultProperties(SdrObject& rObj);
// constructor for copying, but using new object
DefaultProperties(const DefaultProperties& rProps, SdrObject& rObj);
// destructor
virtual ~DefaultProperties() override;
void dumpAsXml(xmlTextWriterPtr pWriter) const override;
// Clone() operator, normally just calls the local copy constructor
virtual std::unique_ptr<BaseProperties> Clone(SdrObject& rObj) const override;
// get itemset
virtual const SfxItemSet& GetObjectItemSet() const override;
// set single item
virtual void SetObjectItem(const SfxPoolItem& rItem) override;
// set single item direct, do not do any notifies or things like that
virtual void SetObjectItemDirect(const SfxPoolItem& rItem) override;
// clear single item
virtual void ClearObjectItem(const sal_uInt16 nWhich = 0) override;
// clear single item direct, do not do any notifies or things like that.
// Also supports complete deletion of items when default parameter 0 is used.
virtual void ClearObjectItemDirect(const sal_uInt16 nWhich) override;
// set complete item set
virtual void SetObjectItemSet(const SfxItemSet& rSet) override;
// set a new StyleSheet and broadcast
virtual void SetStyleSheet(SfxStyleSheet* pNewStyleSheet, bool bDontRemoveHardAttr,
bool bBroadcast) override;
// get the installed StyleSheet
virtual SfxStyleSheet* GetStyleSheet() const override;
// force default attributes for a specific object type, called from
// DefaultProperties::GetObjectItemSet() if a new ItemSet is created.
// Default implementation does nothing.
virtual void ForceDefaultAttributes();
};
} // end of namespace sdr::properties
#endif // INCLUDED_SVX_SDR_PROPERTIES_DEFAULTPROPERTIES_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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