/src/libreoffice/include/svl/whiter.hxx
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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 | | #pragma once |
20 | | |
21 | | #include <svl/svldllapi.h> |
22 | | #include <svl/whichranges.hxx> |
23 | | #include <svl/itemset.hxx> |
24 | | |
25 | | /** |
26 | | * Iterates over the which ids and the pool items arrays together (which are stored in parallel arrays). |
27 | | * Primarily so that we can call GetItemSet on the SfxItemSet and pass in a hint, which avoids |
28 | | * searching the array the SfxItemSet, which speeds up GetItemState greatly. |
29 | | */ |
30 | | class SVL_DLLPUBLIC SfxWhichIter |
31 | | { |
32 | | const SfxItemSet& m_rItemSet; |
33 | | const WhichPair* m_pCurrentWhichPair; |
34 | | sal_uInt16 m_nOffsetFromStartOfCurrentWhichPair; |
35 | | |
36 | | public: |
37 | | SfxWhichIter(const SfxItemSet& rSet) |
38 | 222M | : m_rItemSet(rSet) |
39 | 222M | , m_pCurrentWhichPair(rSet.m_aWhichRanges.begin()) |
40 | 222M | , m_nOffsetFromStartOfCurrentWhichPair(0) |
41 | 222M | { |
42 | 222M | } |
43 | | |
44 | | sal_uInt16 GetCurWhich() const; |
45 | | sal_uInt16 NextWhich(); |
46 | | sal_uInt16 FirstWhich(); |
47 | | |
48 | | SfxItemState GetItemState(bool bSrchInParent = true, const SfxPoolItem** ppItem = nullptr) const |
49 | 2.97G | { |
50 | 2.97G | const sal_uInt16 nWhich(GetCurWhich()); |
51 | 2.97G | if (0 == nWhich) |
52 | 0 | return SfxItemState::UNKNOWN; |
53 | 2.97G | return m_rItemSet.GetItemState_ForWhichID(SfxItemState::UNKNOWN, nWhich, bSrchInParent, |
54 | 2.97G | ppItem); |
55 | 2.97G | } |
56 | | |
57 | | void ClearItem() |
58 | 0 | { |
59 | 0 | const sal_uInt16 nWhich(GetCurWhich()); |
60 | 0 | if (0 == nWhich) |
61 | 0 | return; |
62 | 0 | const_cast<SfxItemSet&>(m_rItemSet).ClearSingleItem_ForWhichID(nWhich); |
63 | 0 | } |
64 | | }; |
65 | | |
66 | | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |