sc/inc/listenercontext.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
  10 #ifndef INCLUDED_SC_INC_LISTENERCONTEXT_HXX
  11 #define INCLUDED_SC_INC_LISTENERCONTEXT_HXX
  12
  13 #include "address.hxx"
  14 #include "columnspanset.hxx"
  15
  16 #include <boost/noncopyable.hpp>
  17 #include <boost/scoped_ptr.hpp>
  18 #include <boost/shared_ptr.hpp>
  19
  20 class ScDocument;
  21 class ScTokenArray;
  22
  23 namespace sc {
  24
  25 struct ColumnBlockPosition;
  26 class ColumnBlockPositionSet;
  27
  28 class StartListeningContext : boost::noncopyable
  29 {
  30     ScDocument& mrDoc;
  31     boost::shared_ptr<ColumnBlockPositionSet> mpSet;
  32 public:
  33     StartListeningContext(ScDocument& rDoc);
  34     StartListeningContext(ScDocument& rDoc, const boost::shared_ptr<ColumnBlockPositionSet>& pSet);
  35     ScDocument& getDoc();
  36
  37     ColumnBlockPosition* getBlockPosition(SCTAB nTab, SCCOL nCol);
  38 };
  39
  40 class EndListeningContext : boost::noncopyable
  41 {
  42     ScDocument& mrDoc;
  43     ColumnSpanSet maSet;
  44     boost::shared_ptr<ColumnBlockPositionSet> mpPosSet;
  45     ScTokenArray* mpOldCode;
  46     ScAddress maPosDelta; // Add this to get the old position prior to the move.
  47
  48 public:
  49     EndListeningContext(ScDocument& rDoc, ScTokenArray* pOldCode = NULL);
  50     EndListeningContext(ScDocument& rDoc, const boost::shared_ptr<ColumnBlockPositionSet>& pSet, ScTokenArray* pOldCode = NULL);
  51
  52     void setPositionDelta( const ScAddress& rDelta );
  53
  54     ScDocument& getDoc();
  55     ScTokenArray* getOldCode();
  56     ScAddress getOldPosition( const ScAddress& rPos ) const;
  57
  58     ColumnBlockPosition* getBlockPosition(SCTAB nTab, SCCOL nCol);
  59
  60     void addEmptyBroadcasterPosition(SCTAB nTab, SCCOL nCol, SCROW nRow);
  61     void purgeEmptyBroadcasters();
  62 };
  63
  64 class PurgeListenerAction : public ColumnSpanSet::Action, boost::noncopyable
  65 {
  66     ScDocument& mrDoc;
  67     boost::scoped_ptr<ColumnBlockPosition> mpBlockPos;
  68
  69 public:
  70     PurgeListenerAction( ScDocument& rDoc );
  71
  72     virtual void startColumn( SCTAB nTab, SCCOL nCol ) SAL_OVERRIDE;
  73     virtual void execute( const ScAddress& rPos, SCROW nLength, bool bVal ) SAL_OVERRIDE;
  74 };
  75
  76 }
  77
  78 #endif
  79
  80 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */