sc/source/ui/undo/undoolk.cxx

   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 #include <svx/svdundo.hxx>
  21
  22 #include "document.hxx"
  23 #include "drwlayer.hxx"
  24
  25 SdrUndoAction* GetSdrUndoAction( ScDocument* pDoc )
  26 {
  27     ScDrawLayer* pLayer = pDoc->GetDrawLayer();
  28     if (pLayer)
  29         return pLayer->GetCalcUndo();               // must exist
  30     else
  31         return NULL;
  32 }
  33
  34 void DoSdrUndoAction( SdrUndoAction* pUndoAction, ScDocument* pDoc )
  35 {
  36     if ( pUndoAction )
  37         pUndoAction->Undo();
  38     else
  39     {
  40         // if no drawing layer existed when the action was created,
  41         // but it was created after that, there is no draw undo action,
  42         // and after undo there might be a drawing layer with a wrong page count.
  43         // The drawing layer must have been empty in that case, so any missing
  44         // pages can just be created now.
  45
  46         ScDrawLayer* pDrawLayer = pDoc->GetDrawLayer();
  47         if ( pDrawLayer )
  48         {
  49             SCTAB nTabCount = pDoc->GetTableCount();
  50             SCTAB nPages = static_cast<SCTAB>(pDrawLayer->GetPageCount());
  51             while ( nPages < nTabCount )
  52             {
  53                 pDrawLayer->ScAddPage( nPages );
  54                 ++nPages;
  55             }
  56         }
  57     }
  58 }
  59
  60 void RedoSdrUndoAction( SdrUndoAction* pUndoAction )
  61 {
  62     // DoSdrUndoAction/RedoSdrUndoAction is called even if the pointer is null
  63     if ( pUndoAction )
  64         pUndoAction->Redo();
  65 }
  66
  67 void DeleteSdrUndoAction( SdrUndoAction* pUndoAction )
  68 {
  69     delete pUndoAction;
  70 }
  71
  72 void EnableDrawAdjust( ScDocument* pDoc, sal_Bool bEnable )
  73 {
  74     ScDrawLayer* pLayer = pDoc->GetDrawLayer();
  75     if (pLayer)
  76         pLayer->EnableAdjust(bEnable);
  77 }
  78
  79 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */