sw/inc/swbaslnk.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.
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   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 _SWBASLNK_HXX
  20 #define _SWBASLNK_HXX
  21
  22 #include <sfx2/lnkbase.hxx>
  23
  24 class SwNode;
  25 class SwCntntNode;
  26 class ReReadThread;
  27 long GrfNodeChanged( void* pLink, void* pCaller );
  28
  29 class SwBaseLink : public ::sfx2::SvBaseLink
  30 {
  31     friend long GrfNodeChanged( void* pLink, void* pCaller );
  32
  33     SwCntntNode* pCntntNode;
  34     sal_Bool bSwapIn : 1;
  35     sal_Bool bNoDataFlag : 1;
  36     sal_Bool bIgnoreDataChanged : 1;
  37     ReReadThread* m_pReReadThread;
  38
  39 protected:
  40     SwBaseLink(): m_pReReadThread(0) {}
  41
  42     SwBaseLink( const String& rNm, sal_uInt16 nObjectType, ::sfx2::SvLinkSource* pObj,
  43                  SwCntntNode* pNode = 0 )
  44         : ::sfx2::SvBaseLink( rNm, nObjectType, pObj ), pCntntNode( pNode ),
  45         bSwapIn( sal_False ), bNoDataFlag( sal_False ), bIgnoreDataChanged( sal_False ),
  46         m_pReReadThread(0)
  47     {}
  48
  49 public:
  50     TYPEINFO();
  51
  52     SwBaseLink( sal_uInt16 nMode, sal_uInt16 nFormat, SwCntntNode* pNode = 0 )
  53         : ::sfx2::SvBaseLink( nMode, nFormat ), pCntntNode( pNode ),
  54         bSwapIn( sal_False ), bNoDataFlag( sal_False ), bIgnoreDataChanged( sal_False ),
  55         m_pReReadThread(0)
  56     {}
  57     virtual ~SwBaseLink();
  58
  59     virtual ::sfx2::SvBaseLink::UpdateResult DataChanged(
  60         const String& rMimeType, const ::com::sun::star::uno::Any & rValue );
  61
  62     virtual void Closed();
  63
  64     virtual const SwNode* GetAnchor() const;
  65
  66     SwCntntNode *GetCntntNode() { return pCntntNode; }
  67
  68     // For graphics only.
  69     sal_Bool SwapIn( sal_Bool bWaitForData = sal_False, sal_Bool bNativFormat = sal_False );
  70
  71     sal_Bool Connect() { return 0 != SvBaseLink::GetRealObject(); }
  72
  73     // Only for graphics-links (for switching between DDE / Grf-link).
  74     void SetObjType( sal_uInt16 nType ) { SvBaseLink::SetObjType( nType ); }
  75
  76     sal_Bool IsRecursion( const SwBaseLink* pChkLnk ) const;
  77     virtual sal_Bool IsInRange( sal_uLong nSttNd, sal_uLong nEndNd, xub_StrLen nStt = 0,
  78                             xub_StrLen nEnd = STRING_NOTFOUND ) const;
  79
  80     void SetNoDataFlag()    { bNoDataFlag = sal_True; }
  81     sal_Bool ChkNoDataFlag()    { sal_Bool bRet = bNoDataFlag; bNoDataFlag = sal_False; return bRet; }
  82     sal_Bool IsNoDataFlag() const           { return bNoDataFlag; }
  83 };
  84
  85
  86 #endif
  87
  88 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */