groupproperties.hxx

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#ifndef INCLUDED_SVX_INC_SDR_PROPERTIES_GROUPPROPERTIES_HXX
#define INCLUDED_SVX_INC_SDR_PROPERTIES_GROUPPROPERTIES_HXX

#include <svx/sdr/properties/properties.hxx>
#include <svl/itemset.hxx>
#include <optional>

namespace sdr::properties
    {
        class GroupProperties final : public BaseProperties
        {
            // the to be used ItemSet
            mutable std::optional<SfxItemSet> mxItemSet;
        public:
            // basic constructor
            explicit GroupProperties(SdrObject& rObj);

            // copy constructor
            GroupProperties(const GroupProperties& rProps, SdrObject& rObj);

            // destructor
            virtual ~GroupProperties() 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;

            // get merged ItemSet. Normally, this maps directly to GetObjectItemSet(), but may
            // be overridden e.g for group objects to return a merged ItemSet of the object.
            // When using this method the returned ItemSet may contain items in the state
            // SfxItemState::DONTCARE which means there were several such items with different
            // values.
            virtual const SfxItemSet& GetMergedItemSet() const override;

            // Set merged ItemSet. Normally, this maps to SetObjectItemSet().
            virtual void SetMergedItemSet(const SfxItemSet& rSet, bool bClearAllItems = false) 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 a single item, iterate over hierarchies if necessary.
            virtual void SetMergedItem(const SfxPoolItem& rItem) override;

            // Clear a single item, iterate over hierarchies if necessary.
            virtual void ClearMergedItem(const sal_uInt16 nWhich) override;

            // set complete item set
            virtual void SetObjectItemSet(const SfxItemSet& rSet) override;

            // set a new StyleSheet
            virtual void SetStyleSheet(SfxStyleSheet* pNewStyleSheet, bool bDontRemoveHardAttr,
                bool bBroadcast) override;

            // get the local StyleSheet
            virtual SfxStyleSheet* GetStyleSheet() const override;

            // force all attributes which come from styles to hard attributes
            // to be able to live without the style.
            virtual void ForceStyleToHardAttributes() override;
        };
} // end of namespace sdr::properties


#endif // INCLUDED_SVX_INC_SDR_PROPERTIES_GROUPPROPERTIES_HXX

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