AccessibleEmptyEditSource.hxx

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#ifndef INCLUDED_SVX_SOURCE_ACCESSIBILITY_ACCESSIBLEEMPTYEDITSOURCE_HXX
#define INCLUDED_SVX_SOURCE_ACCESSIBILITY_ACCESSIBLEEMPTYEDITSOURCE_HXX

#include <svl/SfxBroadcaster.hxx>
#include <svl/lstner.hxx>

#include <memory>
#include <editeng/unoedsrc.hxx>

class SdrObject;
class SdrView;
class OutputDevice;

namespace accessibility
{
    class AccessibleEmptyEditSource : public SvxEditSource, public SfxListener, public SfxBroadcaster
    {
    public:
        AccessibleEmptyEditSource(  SdrObject& rObj, SdrView& rView, const OutputDevice& rViewWindow );
        virtual ~AccessibleEmptyEditSource() override;

        // from the SvxEditSource interface
        SvxTextForwarder*       GetTextForwarder() override;
        SvxViewForwarder*       GetViewForwarder() override;

        std::unique_ptr<SvxEditSource> Clone() const override;

        // this method internally switches from empty to proxy mode,
        // creating an SvxTextEditSource for the functionality.
        SvxEditViewForwarder*   GetEditViewForwarder( bool bCreate = false ) override;

        void                    UpdateData() override;
        SfxBroadcaster&         GetBroadcaster() const override;

        // from the SfxListener interface
        void                    Notify( SfxBroadcaster& rBC, const SfxHint& rHint ) override;

    private:
        void Switch2ProxyEditSource();

        std::unique_ptr< SvxEditSource >  mpEditSource;

        SdrObject&                      mrObj;
        SdrView&                        mrView;
        const OutputDevice&             mrViewWindow;

        bool                            mbEditSourceEmpty;
    };

} // namespace accessibility

#endif

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