editeng/source/outliner/paralist.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
  20 #ifndef _PARALIST_HXX
  21 #define _PARALIST_HXX
  22
  23 #include <sal/config.h>
  24 #include <sal/log.hxx>
  25
  26 #include <vector>
  27
  28 #include <tools/link.hxx>
  29
  30 class Paragraph;
  31
  32 class ParagraphList
  33 {
  34 public:
  35     void            Clear( sal_Bool bDestroyParagraphs );
  36
  37     sal_Int32       GetParagraphCount() const
  38     {
  39         size_t nSize = maEntries.size();
  40         if (nSize > SAL_MAX_INT32)
  41         {
  42             SAL_WARN( "editeng", "ParagraphList::GetParagraphCount - overflow " << nSize);
  43             return SAL_MAX_INT32;
  44         }
  45         return nSize;
  46     }
  47
  48     Paragraph*      GetParagraph( sal_Int32 nPos ) const
  49     {
  50         return 0 <= nPos && static_cast<size_t>(nPos) < maEntries.size() ? maEntries[nPos] : NULL;
  51     }
  52
  53     sal_Int32       GetAbsPos( Paragraph* pParent ) const;
  54
  55     void            Append( Paragraph *pPara);
  56     void            Insert( Paragraph* pPara, sal_Int32 nAbsPos);
  57     void            Remove( sal_Int32 nPara );
  58     void            MoveParagraphs( sal_Int32 nStart, sal_Int32 nDest, sal_Int32 nCount );
  59
  60     Paragraph*      GetParent( Paragraph* pParagraph /*, sal_uInt16& rRelPos */ ) const;
  61     sal_Bool            HasChildren( Paragraph* pParagraph ) const;
  62     sal_Bool            HasHiddenChildren( Paragraph* pParagraph ) const;
  63     sal_Bool            HasVisibleChildren( Paragraph* pParagraph ) const;
  64     sal_Int32       GetChildCount( Paragraph* pParagraph ) const;
  65
  66     void            Expand( Paragraph* pParent );
  67     void            Collapse( Paragraph* pParent );
  68
  69     void            SetVisibleStateChangedHdl( const Link& rLink ) { aVisibleStateChangedHdl = rLink; }
  70     Link            GetVisibleStateChangedHdl() const { return aVisibleStateChangedHdl; }
  71
  72 private:
  73
  74     Link aVisibleStateChangedHdl;
  75     std::vector<Paragraph*> maEntries;
  76 };
  77
  78 #endif
  79
  80 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */