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
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  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_SW_INC_SWBASLNK_HXX
  20 #define INCLUDED_SW_INC_SWBASLNK_HXX
  21
  22 #include <sfx2/lnkbase.hxx>
  23
  24 class SwNode;
  25 class SwContentNode;
  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     SwContentNode* pContentNode;
  34     bool bSwapIn : 1;
  35     bool bNoDataFlag : 1;
  36     bool bIgnoreDataChanged : 1;
  37     ReReadThread* m_pReReadThread;
  38
  39 protected:
  40     SwBaseLink(): m_pReReadThread(0) {}
  41
  42 public:
  43     TYPEINFO_OVERRIDE();
  44
  45     SwBaseLink( SfxLinkUpdateMode nMode, SotClipboardFormatId nFormat, SwContentNode* pNode = 0 )
  46         : ::sfx2::SvBaseLink( nMode, nFormat ), pContentNode( pNode ),
  47         bSwapIn( false ), bNoDataFlag( false ), bIgnoreDataChanged( false ),
  48         m_pReReadThread(0)
  49     {}
  50     virtual ~SwBaseLink();
  51
  52     virtual ::sfx2::SvBaseLink::UpdateResult DataChanged(
  53         const OUString& rMimeType, const ::com::sun::star::uno::Any & rValue ) SAL_OVERRIDE;
  54
  55     virtual void Closed() SAL_OVERRIDE;
  56
  57     virtual const SwNode* GetAnchor() const;
  58
  59     SwContentNode *GetContentNode() { return pContentNode; }
  60
  61     // For graphics only.
  62     bool SwapIn( bool bWaitForData = false, bool bNativFormat = false );
  63
  64     bool Connect() { return 0 != SvBaseLink::GetRealObject(); }
  65
  66     // Only for graphics-links (for switching between DDE / Grf-link).
  67     void SetObjType( sal_uInt16 nType ) { SvBaseLink::SetObjType( nType ); }
  68
  69     bool IsRecursion( const SwBaseLink* pChkLnk ) const;
  70     virtual bool IsInRange( sal_uLong nSttNd, sal_uLong nEndNd, sal_Int32 nStt = 0,
  71                             sal_Int32 nEnd = -1 ) const;
  72
  73     void SetNoDataFlag() { bNoDataFlag = true; }
  74     bool ChkNoDataFlag() { const bool bRet = bNoDataFlag; bNoDataFlag = false; return bRet; }
  75     bool IsNoDataFlag() const { return bNoDataFlag; }
  76 };
  77
  78 #endif
  79
  80 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */