forms/source/richtext/richtextengine.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
  20 #define FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
  21
  22 #include <editeng/editeng.hxx>
  23 #include <tools/link.hxx>
  24
  25 #include <vector>
  26
  27 class SfxItemPool;
  28 class EditStatus;
  29 //........................................................................
  30 namespace frm
  31 {
  32 //........................................................................
  33
  34     //====================================================================
  35     //= IEngineStatusListener
  36     //====================================================================
  37     class IEngineStatusListener
  38     {
  39     public:
  40         virtual void EditEngineStatusChanged( const EditStatus& _rStatus ) = 0;
  41
  42     protected:
  43         ~IEngineStatusListener() {}
  44     };
  45
  46     //====================================================================
  47     //= RichTextEngine
  48     //====================================================================
  49     class RichTextEngine : public EditEngine
  50     {
  51     private:
  52         SfxItemPool*                            m_pEnginePool;
  53         ::std::vector< IEngineStatusListener* > m_aStatusListeners;
  54
  55     public:
  56         static  RichTextEngine* Create();
  57                 RichTextEngine* Clone();
  58
  59                 ~RichTextEngine( );
  60
  61         // for multiplexing the StatusChanged events of the edit engine
  62         void registerEngineStatusListener( IEngineStatusListener* _pListener );
  63         void revokeEngineStatusListener( IEngineStatusListener* _pListener );
  64
  65         inline SfxItemPool* getPool() { return m_pEnginePool; }
  66
  67     protected:
  68         /** constructs a new RichTextEngine. The instances takes the ownership of the given SfxItemPool
  69         */
  70         RichTextEngine( SfxItemPool* _pPool );
  71
  72     private:
  73         RichTextEngine( );                                  // never implemented
  74         RichTextEngine( const RichTextEngine& );            // never implemented
  75         RichTextEngine& operator=( const RichTextEngine& ); // never implemented
  76
  77     private:
  78         DECL_LINK( EditEngineStatusChanged, EditStatus* );
  79     };
  80
  81 //........................................................................
  82 } // namespace frm
  83 //........................................................................
  84
  85 #endif // FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
  86
  87 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */