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 INCLUDED_FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
  20 #define INCLUDED_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     class IEngineStatusListener
  34     {
  35     public:
  36         virtual void EditEngineStatusChanged( const EditStatus& _rStatus ) = 0;
  37
  38     protected:
  39         ~IEngineStatusListener() {}
  40     };
  41
  42     class RichTextEngine : public EditEngine
  43     {
  44     private:
  45         SfxItemPool*                            m_pEnginePool;
  46         ::std::vector< IEngineStatusListener* > m_aStatusListeners;
  47
  48     public:
  49         static  RichTextEngine* Create();
  50                 RichTextEngine* Clone();
  51
  52                 virtual ~RichTextEngine( );
  53
  54         // for multiplexing the StatusChanged events of the edit engine
  55         void registerEngineStatusListener( IEngineStatusListener* _pListener );
  56         void revokeEngineStatusListener( IEngineStatusListener* _pListener );
  57
  58         inline SfxItemPool* getPool() { return m_pEnginePool; }
  59
  60     protected:
  61         /** constructs a new RichTextEngine. The instances takes the ownership of the given SfxItemPool
  62         */
  63         explicit RichTextEngine( SfxItemPool* _pPool );
  64
  65     private:
  66         RichTextEngine( const RichTextEngine& ) = delete;
  67         RichTextEngine& operator=( const RichTextEngine& ) = delete;
  68
  69     private:
  70         DECL_LINK_TYPED( EditEngineStatusChanged, EditStatus&, void );
  71     };
  72
  73
  74 } // namespace frm
  75
  76
  77 #endif // INCLUDED_FORMS_SOURCE_RICHTEXT_RICHTEXTENGINE_HXX
  78
  79 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */