LibreOffice Module sc (master)  1
undoolk.cxx
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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 #include <undoolk.hxx>
25 
26 std::unique_ptr<SdrUndoAction> GetSdrUndoAction( ScDocument* pDoc )
27 {
28  ScDrawLayer* pLayer = pDoc->GetDrawLayer();
29  if (pLayer)
30  return pLayer->GetCalcUndo(); // must exist
31  else
32  return nullptr;
33 }
34 
35 void DoSdrUndoAction( SdrUndoAction* pUndoAction, ScDocument* pDoc )
36 {
37  if ( pUndoAction )
38  pUndoAction->Undo();
39  else
40  {
41  // if no drawing layer existed when the action was created,
42  // but it was created after that, there is no draw undo action,
43  // and after undo there might be a drawing layer with a wrong page count.
44  // The drawing layer must have been empty in that case, so any missing
45  // pages can just be created now.
46 
47  ScDrawLayer* pDrawLayer = pDoc->GetDrawLayer();
48  if ( pDrawLayer )
49  {
50  SCTAB nTabCount = pDoc->GetTableCount();
51  SCTAB nPages = static_cast<SCTAB>(pDrawLayer->GetPageCount());
52  while ( nPages < nTabCount )
53  {
54  pDrawLayer->ScAddPage( nPages );
55  ++nPages;
56  }
57  }
58  }
59 }
60 
61 void RedoSdrUndoAction( SdrUndoAction* pUndoAction )
62 {
63  // DoSdrUndoAction/RedoSdrUndoAction is called even if the pointer is null
64  if ( pUndoAction )
65  pUndoAction->Redo();
66 }
67 
68 void EnableDrawAdjust( ScDocument* pDoc, bool bEnable )
69 {
70  ScDrawLayer* pLayer = pDoc->GetDrawLayer();
71  if (pLayer)
72  pLayer->EnableAdjust(bEnable);
73 }
74 
75 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
void DoSdrUndoAction(SdrUndoAction *pUndoAction, ScDocument *pDoc)
Definition: undoolk.cxx:35
std::unique_ptr< SdrUndoAction > GetSdrUndoAction(ScDocument *pDoc)
Definition: undoolk.cxx:26
void RedoSdrUndoAction(SdrUndoAction *pUndoAction)
Definition: undoolk.cxx:61
SC_DLLPUBLIC SCTAB GetTableCount() const
Definition: document.cxx:314
SC_DLLPUBLIC ScDrawLayer * GetDrawLayer()
Definition: document.hxx:1059
bool ScAddPage(SCTAB nTab)
Definition: drwlayer.cxx:385
std::unique_ptr< SdrUndoGroup > GetCalcUndo()
Definition: drwlayer.cxx:1260
void EnableDrawAdjust(ScDocument *pDoc, bool bEnable)
Definition: undoolk.cxx:68
void EnableAdjust(bool bSet)
Definition: drwlayer.hxx:130
sal_uInt16 GetPageCount() const
sal_Int16 SCTAB
Definition: types.hxx:23