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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: listimpl.cpp | |
3 | // Purpose: helper file for implementation of dynamic lists | |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 16.10.97 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 1997 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> | |
9 | // Licence: wxWindows license | |
10 | /////////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | /***************************************************************************** | |
13 | * Purpose: implements methods of "template" class declared in * | |
14 | * DECLARE_OBJARRAY macro and which couldn't be implemented inline * | |
15 | * (because they need the full definition of type T in scope) * | |
16 | * * | |
17 | * Usage: 1) #include dynarray.h * | |
18 | * 2) WX_DECLARE_OBJARRAY * | |
19 | * 3) #include arrimpl.cpp * | |
20 | * 4) WX_DEFINE_OBJARRAY * | |
21 | *****************************************************************************/ | |
22 | ||
23 | // needed to resolve the conflict between global T and macro parameter T | |
24 | #define _WX_ERROR_REMOVE2(x) wxT("bad index in " #x "::Remove()") | |
25 | ||
26 | // macro implements remaining (not inline) methods of template list | |
27 | // (it's private to this file) | |
28 | #undef _DEFINE_OBJARRAY | |
29 | #define _DEFINE_OBJARRAY(T, name) \ | |
30 | name::~name() \ | |
31 | { \ | |
32 | Empty(); \ | |
33 | } \ | |
34 | \ | |
35 | void name::DoCopy(const name& src) \ | |
36 | { \ | |
37 | for ( size_t ui = 0; ui < src.Count(); ui++ ) \ | |
38 | Add(src[ui]); \ | |
39 | } \ | |
40 | \ | |
41 | name& name::operator=(const name& src) \ | |
42 | { \ | |
43 | Empty(); \ | |
44 | DoCopy(src); \ | |
45 | \ | |
46 | return *this; \ | |
47 | } \ | |
48 | \ | |
49 | name::name(const name& src) \ | |
50 | { \ | |
51 | DoCopy(src); \ | |
52 | } \ | |
53 | \ | |
54 | void name::Empty() \ | |
55 | { \ | |
56 | for ( size_t ui = 0; ui < Count(); ui++ ) \ | |
57 | delete (T*)wxBaseArray::Item(ui); \ | |
58 | \ | |
59 | wxBaseArray::Clear(); \ | |
60 | } \ | |
61 | \ | |
62 | void name::Remove(size_t uiIndex) \ | |
63 | { \ | |
64 | wxCHECK_RET( uiIndex < Count(), _WX_ERROR_REMOVE2(name) ); \ | |
65 | \ | |
66 | delete (T*)wxBaseArray::Item(uiIndex); \ | |
67 | \ | |
68 | wxBaseArray::Remove(uiIndex); \ | |
69 | } \ | |
70 | \ | |
71 | void name::Add(const T& item) \ | |
72 | { \ | |
73 | T* pItem = new T(item); \ | |
74 | if ( pItem != NULL ) \ | |
75 | Add(pItem); \ | |
76 | } \ | |
77 | \ | |
78 | void name::Insert(const T& item, size_t uiIndex) \ | |
79 | { \ | |
80 | T* pItem = new T(item); \ | |
81 | if ( pItem != NULL ) \ | |
82 | Insert(pItem, uiIndex); \ | |
83 | } \ | |
84 | \ | |
85 | int name::Index(const T& Item, bool bFromEnd) const \ | |
86 | { \ | |
87 | if ( bFromEnd ) { \ | |
88 | if ( Count() > 0 ) { \ | |
89 | size_t ui = Count() - 1; \ | |
90 | do { \ | |
91 | if ( (T*)wxBaseArray::Item(ui) == &Item ) \ | |
92 | return ui; \ | |
93 | ui--; \ | |
94 | } \ | |
95 | while ( ui != 0 ); \ | |
96 | } \ | |
97 | } \ | |
98 | else { \ | |
99 | for( size_t ui = 0; ui < Count(); ui++ ) { \ | |
100 | if( (T*)wxBaseArray::Item(ui) == &Item ) \ | |
101 | return ui; \ | |
102 | } \ | |
103 | } \ | |
104 | \ | |
105 | return wxNOT_FOUND; \ | |
106 | } | |
107 | ||
108 | // redefine the macro so that now it will generate the class implementation | |
109 | // old value would provoke a compile-time error if this file is not included | |
110 | #undef WX_DEFINE_OBJARRAY | |
111 | #define WX_DEFINE_OBJARRAY(name) _DEFINE_OBJARRAY(_L##name, name) |