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27 #ifndef FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
28 #define FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
29 
30 #include <editeng/editeng.hxx>
31 #include <tools/link.hxx>
32 
33 #include <vector>
34 
35 class SfxItemPool;
36 class EditStatus;
37 //........................................................................
38 namespace frm
39 {
40 //........................................................................
41 
42 	//====================================================================
43 	//= IEngineStatusListener
44 	//====================================================================
45     class IEngineStatusListener
46     {
47     public:
48         virtual void EditEngineStatusChanged( const EditStatus& _rStatus ) = 0;
49     };
50 
51 	//====================================================================
52 	//= RichTextEngine
53 	//====================================================================
54     class RichTextEngine : public EditEngine
55 	{
56     private:
57         SfxItemPool*                            m_pEnginePool;
58         ::std::vector< IEngineStatusListener* > m_aStatusListeners;
59 
60     public:
61         static  RichTextEngine* Create();
62                 RichTextEngine* Clone();
63 
64                 ~RichTextEngine( );
65 
66         // for multiplexing the StatusChanged events of the edit engine
67         void registerEngineStatusListener( IEngineStatusListener* _pListener );
68         void revokeEngineStatusListener( IEngineStatusListener* _pListener );
69 
70         inline SfxItemPool* getPool() { return m_pEnginePool; }
71 
72     protected:
73         /** constructs a new RichTextEngine. The instances takes the ownership of the given SfxItemPool
74         */
75         RichTextEngine( SfxItemPool* _pPool );
76 
77     private:
78         RichTextEngine( );                                  // never implemented
79         RichTextEngine( const RichTextEngine& );            // never implemented
80         RichTextEngine& operator=( const RichTextEngine& ); // never implemented
81 
82     private:
83         DECL_LINK( EditEngineStatusChanged, EditStatus* );
84 	};
85 
86 //........................................................................
87 } // namespace frm
88 //........................................................................
89 
90 #endif // FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
91 
92