Avoid potential negative array index access to cached text.
[LibreOffice.git] / sc / source / core / tool / editdataarray.cxx
blob00a2b6c71dd1cfc2c47c769f24d2a26fd99ae0d9
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3 * This file is part of the LibreOffice project.
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/.
9 * This file incorporates work covered by the following license notice:
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 .
20 #include <editdataarray.hxx>
22 ScEditDataArray::ScEditDataArray()
26 ScEditDataArray::~ScEditDataArray()
30 void ScEditDataArray::AddItem(SCTAB nTab, SCCOL nCol, SCROW nRow,
31 std::unique_ptr<EditTextObject> pOldData, std::unique_ptr<EditTextObject> pNewData)
33 maArray.emplace_back(nTab, nCol, nRow, std::move(pOldData), std::move(pNewData));
36 const ScEditDataArray::Item* ScEditDataArray::First()
38 maIter = maArray.begin();
39 if (maIter == maArray.end())
40 return nullptr;
41 return &(*maIter++);
44 const ScEditDataArray::Item* ScEditDataArray::Next()
46 if (maIter == maArray.end())
47 return nullptr;
48 return &(*maIter++);
51 ScEditDataArray::Item::Item(SCTAB nTab, SCCOL nCol, SCROW nRow,
52 std::unique_ptr<EditTextObject> pOldData, std::unique_ptr<EditTextObject> pNewData) :
53 mpOldData(std::move(pOldData)),
54 mpNewData(std::move(pNewData)),
55 mnTab(nTab),
56 mnCol(nCol),
57 mnRow(nRow)
61 ScEditDataArray::Item::~Item()
65 const EditTextObject* ScEditDataArray::Item::GetOldData() const
67 return mpOldData.get();
70 const EditTextObject* ScEditDataArray::Item::GetNewData() const
72 return mpNewData.get();
75 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */