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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 : #ifndef PAGE_LIST_WATCHER_HXX
21 : #define PAGE_LIST_WATCHER_HXX
22 :
23 : #include "pres.hxx"
24 : #include <sal/types.h>
25 : #include <vector>
26 :
27 : class SdPage;
28 : class SdrModel;
29 :
30 : /** Maintain a map of page indices to page objects for faster access that
31 : remains valid during deletions and insertions of pages (#109538#).
32 : */
33 : class ImpPageListWatcher
34 : {
35 : protected:
36 : // typedefs for a vector of SdPages
37 : typedef ::std::vector< SdPage* > SdPageVector;
38 :
39 : const SdrModel& mrModel;
40 :
41 : SdPageVector maPageVectorStandard;
42 : SdPageVector maPageVectorNotes;
43 : SdPage* mpHandoutPage;
44 :
45 : sal_Bool mbPageListValid;
46 :
47 : void ImpRecreateSortedPageListOnDemand();
48 : virtual sal_uInt32 ImpGetPageCount() const = 0;
49 :
50 : /** Return the page with the given index.
51 : @param nIndex
52 : When given an invalid index then NULL is returned.
53 : */
54 : virtual SdPage* ImpGetPage (sal_uInt32 nIndex) const = 0;
55 :
56 : public:
57 : ImpPageListWatcher(const SdrModel& rModel);
58 : virtual ~ImpPageListWatcher();
59 :
60 592 : void Invalidate() { mbPageListValid = sal_False; }
61 : SdPage* GetSdPage(PageKind ePgKind, sal_uInt32 nPgNum = 0L);
62 : sal_uInt32 GetSdPageCount(PageKind ePgKind);
63 : };
64 :
65 : //////////////////////////////////////////////////////////////////////////////
66 :
67 : class ImpDrawPageListWatcher : public ImpPageListWatcher
68 : {
69 : protected:
70 : virtual sal_uInt32 ImpGetPageCount() const;
71 : virtual SdPage* ImpGetPage(sal_uInt32 nIndex) const;
72 :
73 : public:
74 : ImpDrawPageListWatcher(const SdrModel& rModel);
75 : virtual ~ImpDrawPageListWatcher();
76 : };
77 :
78 : //////////////////////////////////////////////////////////////////////////////
79 :
80 : class ImpMasterPageListWatcher : public ImpPageListWatcher
81 : {
82 : protected:
83 : virtual sal_uInt32 ImpGetPageCount() const;
84 : virtual SdPage* ImpGetPage(sal_uInt32 nIndex) const;
85 :
86 : public:
87 : ImpMasterPageListWatcher(const SdrModel& rModel);
88 : virtual ~ImpMasterPageListWatcher();
89 : };
90 :
91 : #endif
92 :
93 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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