| | 1 | /////////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: wx/arrimpl.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 | |
| | 25 | // VC++ can't cope with string concatenation in Unicode mode |
| | 26 | #if defined(wxUSE_UNICODE) && wxUSE_UNICODE |
| | 27 | #define _WX_ERROR_REMOVE2(x) wxT("bad index in ::RemoveAt()") |
| | 28 | #else |
| | 29 | #define _WX_ERROR_REMOVE2(x) wxT("bad index in " #x "::RemoveAt()") |
| | 30 | #endif |
| | 31 | |
| | 32 | // macro implements remaining (not inline) methods of template list |
| | 33 | // (it's private to this file) |
| | 34 | #undef _DEFINE_OBJARRAY |
| | 35 | #define _DEFINE_OBJARRAY(T, name) \ |
| | 36 | name::~name() \ |
| | 37 | { \ |
| | 38 | Empty(); \ |
| | 39 | } \ |
| | 40 | \ |
| | 41 | void name::DoCopy(const name& src) \ |
| | 42 | { \ |
| | 43 | for ( size_t ui = 0; ui < src.Count(); ui++ ) \ |
| | 44 | Add(src[ui]); \ |
| | 45 | } \ |
| | 46 | \ |
| | 47 | name& name::operator=(const name& src) \ |
| | 48 | { \ |
| | 49 | Empty(); \ |
| | 50 | DoCopy(src); \ |
| | 51 | \ |
| | 52 | return *this; \ |
| | 53 | } \ |
| | 54 | \ |
| | 55 | name::name(const name& src) \ |
| | 56 | { \ |
| | 57 | DoCopy(src); \ |
| | 58 | } \ |
| | 59 | \ |
| | 60 | void name::DoEmpty() \ |
| | 61 | { \ |
| | 62 | for ( size_t ui = 0; ui < Count(); ui++ ) \ |
| | 63 | delete (T*)wxBaseArrayPtrVoid::Item(ui); \ |
| | 64 | } \ |
| | 65 | \ |
| | 66 | void name::RemoveAt(size_t uiIndex) \ |
| | 67 | { \ |
| | 68 | wxCHECK_RET( uiIndex < Count(), _WX_ERROR_REMOVE2(name) ); \ |
| | 69 | \ |
| | 70 | delete (T*)wxBaseArrayPtrVoid::Item(uiIndex); \ |
| | 71 | \ |
| | 72 | wxBaseArrayPtrVoid::RemoveAt(uiIndex); \ |
| | 73 | } \ |
| | 74 | \ |
| | 75 | void name::Add(const T& item) \ |
| | 76 | { \ |
| | 77 | T* pItem = new T(item); \ |
| | 78 | if ( pItem != NULL ) \ |
| | 79 | Add(pItem); \ |
| | 80 | } \ |
| | 81 | \ |
| | 82 | void name::Insert(const T& item, size_t uiIndex) \ |
| | 83 | { \ |
| | 84 | T* pItem = new T(item); \ |
| | 85 | if ( pItem != NULL ) \ |
| | 86 | Insert(pItem, uiIndex); \ |
| | 87 | } \ |
| | 88 | \ |
| | 89 | int name::Index(const T& Item, bool bFromEnd) const \ |
| | 90 | { \ |
| | 91 | if ( bFromEnd ) { \ |
| | 92 | if ( Count() > 0 ) { \ |
| | 93 | size_t ui = Count() - 1; \ |
| | 94 | do { \ |
| | 95 | if ( (T*)wxBaseArrayPtrVoid::Item(ui) == &Item ) \ |
| | 96 | return ui; \ |
| | 97 | ui--; \ |
| | 98 | } \ |
| | 99 | while ( ui != 0 ); \ |
| | 100 | } \ |
| | 101 | } \ |
| | 102 | else { \ |
| | 103 | for( size_t ui = 0; ui < Count(); ui++ ) { \ |
| | 104 | if( (T*)wxBaseArrayPtrVoid::Item(ui) == &Item ) \ |
| | 105 | return ui; \ |
| | 106 | } \ |
| | 107 | } \ |
| | 108 | \ |
| | 109 | return wxNOT_FOUND; \ |
| | 110 | } |
| | 111 | |
| | 112 | // redefine the macro so that now it will generate the class implementation |
| | 113 | // old value would provoke a compile-time error if this file is not included |
| | 114 | #undef WX_DEFINE_OBJARRAY |
| | 115 | #define WX_DEFINE_OBJARRAY(name) _DEFINE_OBJARRAY(_wxObjArray##name, name) |
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