forms/source/richtext/richtextengine.hxx

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  30 #ifndef FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
  31 #define FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
  32
  33 #include <svx/editeng.hxx>
  34 #include <tools/link.hxx>
  35
  36 #include <vector>
  37
  38 class SfxItemPool;
  39 class EditStatus;
  40 //........................................................................
  41 namespace frm
  42 {
  43 //........................................................................
  44
  45     //====================================================================
  46     //= IEngineStatusListener
  47     //====================================================================
  48     class IEngineStatusListener
  49     {
  50     public:
  51         virtual void EditEngineStatusChanged( const EditStatus& _rStatus ) = 0;
  52     };
  53
  54     //====================================================================
  55     //= RichTextEngine
  56     //====================================================================
  57     class RichTextEngine : public EditEngine
  58     {
  59     private:
  60         SfxItemPool*                            m_pEnginePool;
  61         ::std::vector< IEngineStatusListener* > m_aStatusListeners;
  62
  63     public:
  64         static  RichTextEngine* Create();
  65                 RichTextEngine* Clone();
  66
  67                 ~RichTextEngine( );
  68
  69         // for multiplexing the StatusChanged events of the edit engine
  70         void registerEngineStatusListener( IEngineStatusListener* _pListener );
  71         void revokeEngineStatusListener( IEngineStatusListener* _pListener );
  72
  73         inline SfxItemPool* getPool() { return m_pEnginePool; }
  74
  75     protected:
  76         /** constructs a new RichTextEngine. The instances takes the ownership of the given SfxItemPool
  77         */
  78         RichTextEngine( SfxItemPool* _pPool );
  79
  80     private:
  81         RichTextEngine( );                                  // never implemented
  82         RichTextEngine( const RichTextEngine& );            // never implemented
  83         RichTextEngine& operator=( const RichTextEngine& ); // never implemented
  84
  85     private:
  86         DECL_LINK( EditEngineStatusChanged, EditStatus* );
  87     };
  88
  89 //........................................................................
  90 } // namespace frm
  91 //........................................................................
  92
  93 #endif // FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
  94