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21 
22 
23 #ifndef FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
24 #define FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
25 
26 #include <editeng/editeng.hxx>
27 #include <tools/link.hxx>
28 
29 #include <vector>
30 
31 class SfxItemPool;
32 class EditStatus;
33 //........................................................................
34 namespace frm
35 {
36 //........................................................................
37 
38 	//====================================================================
39 	//= IEngineStatusListener
40 	//====================================================================
41     class IEngineStatusListener
42     {
43     public:
44         virtual void EditEngineStatusChanged( const EditStatus& _rStatus ) = 0;
45     };
46 
47 	//====================================================================
48 	//= RichTextEngine
49 	//====================================================================
50     class RichTextEngine : public EditEngine
51 	{
52     private:
53         SfxItemPool*                            m_pEnginePool;
54         ::std::vector< IEngineStatusListener* > m_aStatusListeners;
55 
56     public:
57         static  RichTextEngine* Create();
58                 RichTextEngine* Clone();
59 
60                 ~RichTextEngine( );
61 
62         // for multiplexing the StatusChanged events of the edit engine
63         void registerEngineStatusListener( IEngineStatusListener* _pListener );
64         void revokeEngineStatusListener( IEngineStatusListener* _pListener );
65 
getPool()66         inline SfxItemPool* getPool() { return m_pEnginePool; }
67 
68     protected:
69         /** constructs a new RichTextEngine. The instances takes the ownership of the given SfxItemPool
70         */
71         RichTextEngine( SfxItemPool* _pPool );
72 
73     private:
74         RichTextEngine( );                                  // never implemented
75         RichTextEngine( const RichTextEngine& );            // never implemented
76         RichTextEngine& operator=( const RichTextEngine& ); // never implemented
77 
78     private:
79         DECL_LINK( EditEngineStatusChanged, EditStatus* );
80 	};
81 
82 //........................................................................
83 } // namespace frm
84 //........................................................................
85 
86 #endif // FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
87 
88