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23324ae1 FM |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: vector.h | |
e54c96f1 | 3 | // Purpose: interface of wxVector<T> |
23324ae1 FM |
4 | // Author: wxWidgets team |
5 | // RCS-ID: $Id$ | |
526954c5 | 6 | // Licence: wxWindows licence |
23324ae1 FM |
7 | ///////////////////////////////////////////////////////////////////////////// |
8 | ||
9 | /** | |
7c913512 | 10 | |
f016d3b4 VS |
11 | wxVector<T> is a template class which implements most of the @c std::vector |
12 | class and can be used like it. | |
7c913512 | 13 | |
09ad05fa BP |
14 | If wxWidgets is compiled in STL mode, wxVector will just be a typedef to |
15 | @c std::vector. Just like for @c std::vector, objects stored in wxVector<T> | |
16 | need to be @e assignable but don't have to be @e "default constructible". | |
f016d3b4 VS |
17 | |
18 | Please refer to the STL documentation for further information. | |
7c913512 | 19 | |
e18e78a7 | 20 | @nolibrary |
f016d3b4 | 21 | @category{containers} |
7c913512 | 22 | |
38723be1 | 23 | @see @ref overview_container, wxList<T>, wxArray<T>, wxVectorSort<T> |
23324ae1 | 24 | */ |
f016d3b4 | 25 | template<typename T> |
7c913512 | 26 | class wxVector<T> |
23324ae1 FM |
27 | { |
28 | public: | |
f016d3b4 | 29 | typedef size_t size_type; |
946954d3 | 30 | typedef size_t difference_type; |
f016d3b4 | 31 | typedef T value_type; |
946954d3 | 32 | typedef value_type* pointer; |
f016d3b4 VS |
33 | typedef value_type* iterator; |
34 | typedef const value_type* const_iterator; | |
35 | typedef value_type& reference; | |
36 | ||
23324ae1 FM |
37 | /** |
38 | Constructor. | |
39 | */ | |
f016d3b4 VS |
40 | wxVector(); |
41 | ||
664e5ff9 VZ |
42 | /** |
43 | Constructor initializing the vector with the given number of | |
44 | default-constructed objects. | |
45 | */ | |
46 | wxVector(size_type size); | |
47 | ||
48 | /** | |
49 | Constructor initializing the vector with the given number of | |
50 | copies of the given object. | |
51 | */ | |
52 | wxVector(size_type size, const value_type& value); | |
53 | ||
4a8e9799 VZ |
54 | /** |
55 | Constructor initializing the vector with the elements in the given | |
56 | range. | |
57 | ||
58 | The @a InputIterator template parameter must be an input iterator type. | |
59 | This constructor adds all elements from @a first until, not not | |
60 | including, @a last to the vector. | |
61 | ||
62 | @since 2.9.5 | |
63 | */ | |
64 | template <class InputIterator> | |
65 | wxVector(InputIterator first, InputIterator last); | |
66 | ||
f016d3b4 | 67 | /** |
d13b34d3 | 68 | Copy constructor. |
f016d3b4 VS |
69 | */ |
70 | wxVector(const wxVector<T>& c); | |
23324ae1 FM |
71 | |
72 | /** | |
73 | Destructor. | |
74 | */ | |
f016d3b4 VS |
75 | ~wxVector(); |
76 | ||
2ff86a86 VZ |
77 | /** |
78 | Resizes the vector to @a n and assigns @a v to all elements. | |
79 | ||
80 | @see resize() | |
81 | ||
82 | @since 2.9.5 | |
83 | */ | |
84 | void assign(size_type n, const value_type& v); | |
85 | ||
4a8e9799 VZ |
86 | /** |
87 | Assigns the elements in the given range to the vector. | |
88 | ||
89 | The @a InputIterator template parameter must be an input iterator type. | |
90 | This method clears the vector and then adds all elements from @a first | |
91 | until, not not including, @a last to it. | |
92 | ||
93 | @since 2.9.5 | |
94 | */ | |
95 | template <class InputIterator> | |
96 | void assign(InputIterator first, InputIterator last); | |
97 | ||
f016d3b4 | 98 | /** |
09ad05fa | 99 | Returns item at position @a idx. |
f016d3b4 VS |
100 | */ |
101 | const value_type& at(size_type idx) const; | |
23324ae1 | 102 | |
23324ae1 | 103 | /** |
09ad05fa | 104 | Returns item at position @a idx. |
23324ae1 | 105 | */ |
f016d3b4 | 106 | value_type& at(size_type idx); |
23324ae1 | 107 | |
23324ae1 | 108 | /** |
f016d3b4 | 109 | Return the last item. |
23324ae1 | 110 | */ |
f016d3b4 VS |
111 | const value_type& back() const; |
112 | ||
113 | /** | |
114 | Return the last item. | |
115 | */ | |
116 | value_type& back(); | |
117 | ||
118 | /** | |
119 | Return iterator to beginning of the vector. | |
120 | */ | |
121 | const_iterator begin() const; | |
23324ae1 | 122 | |
23324ae1 FM |
123 | /** |
124 | Return iterator to beginning of the vector. | |
125 | */ | |
f016d3b4 | 126 | iterator begin(); |
23324ae1 | 127 | |
946954d3 RR |
128 | /** |
129 | Return reverse iterator to end of the vector. | |
130 | */ | |
131 | reverse_iterator rbegin(); | |
e068310a | 132 | |
946954d3 RR |
133 | /** |
134 | Return reverse iterator to beginning of the vector. | |
135 | */ | |
136 | reverse_iterator rend(); | |
137 | ||
138 | ||
23324ae1 | 139 | /** |
0824e369 | 140 | Returns vector's current capacity, i.e.\ how much memory is allocated. |
3c4f71cc | 141 | |
f016d3b4 | 142 | @see reserve() |
23324ae1 | 143 | */ |
328f5751 | 144 | size_type capacity() const; |
23324ae1 FM |
145 | |
146 | /** | |
147 | Clears the vector. | |
148 | */ | |
149 | void clear(); | |
150 | ||
151 | /** | |
152 | Returns @true if the vector is empty. | |
153 | */ | |
328f5751 | 154 | bool empty() const; |
23324ae1 | 155 | |
23324ae1 FM |
156 | /** |
157 | Returns iterator to the end of the vector. | |
158 | */ | |
f016d3b4 VS |
159 | const_iterator end() const; |
160 | ||
161 | /** | |
162 | Returns iterator to the end of the vector. | |
163 | */ | |
164 | iterator end(); | |
23324ae1 | 165 | |
23324ae1 | 166 | /** |
f016d3b4 VS |
167 | Erase item pointed to by iterator @a it. |
168 | ||
169 | @return Iterator pointing to the item immediately after the erased one. | |
23324ae1 FM |
170 | */ |
171 | iterator erase(iterator it); | |
f016d3b4 VS |
172 | |
173 | /** | |
174 | Erase items in the range @a first to @a last (@a last is not erased). | |
175 | ||
09ad05fa BP |
176 | @return Iterator pointing to the item immediately after the erased |
177 | range. | |
f016d3b4 | 178 | */ |
7c913512 | 179 | iterator erase(iterator first, iterator last); |
23324ae1 | 180 | |
23324ae1 | 181 | /** |
f016d3b4 | 182 | Returns the first item. |
23324ae1 | 183 | */ |
f016d3b4 | 184 | const value_type& front() const; |
23324ae1 FM |
185 | |
186 | /** | |
f016d3b4 | 187 | Returns the first item. |
23324ae1 | 188 | */ |
f016d3b4 VS |
189 | value_type& front(); |
190 | ||
191 | /** | |
192 | Insert item @a v at given position @a it. | |
193 | ||
194 | @return Iterator for the inserted item. | |
195 | */ | |
196 | iterator insert(iterator it, const value_type& v = value_type()); | |
23324ae1 FM |
197 | |
198 | /** | |
199 | Assignment operator. | |
200 | */ | |
09ad05fa | 201 | wxVector& operator=(const wxVector& vb); |
23324ae1 | 202 | |
23324ae1 | 203 | /** |
09ad05fa | 204 | Returns item at position @a idx. |
23324ae1 | 205 | */ |
f016d3b4 VS |
206 | const value_type& operator[](size_type idx) const; |
207 | ||
208 | /** | |
09ad05fa | 209 | Returns item at position @a idx. |
f016d3b4 VS |
210 | */ |
211 | value_type& operator[](size_type idx); | |
23324ae1 FM |
212 | |
213 | /** | |
214 | Removes the last item. | |
215 | */ | |
216 | void pop_back(); | |
217 | ||
218 | /** | |
219 | Adds an item to the end of the vector. | |
220 | */ | |
221 | void push_back(const value_type& v); | |
222 | ||
223 | /** | |
f016d3b4 VS |
224 | Reserves memory for at least @a n items. |
225 | ||
226 | @see capacity() | |
23324ae1 FM |
227 | */ |
228 | void reserve(size_type n); | |
09ad05fa | 229 | |
e068310a VZ |
230 | /** |
231 | Makes the vector of size @a n. | |
232 | ||
233 | If @a n is less than the current size(), the elements at the end of the | |
234 | vector are erased. If it is greater, then the vector is completed with | |
235 | either the copies of the given object @a v or @c value_type() objects | |
236 | until it becomes of size @a n. | |
237 | */ | |
238 | //@{ | |
239 | void resize(size_type n); | |
240 | void resize(size_type n, const value_type& v); | |
241 | //@} | |
242 | ||
09ad05fa BP |
243 | /** |
244 | Returns the size of the vector. | |
245 | */ | |
246 | size_type size() const; | |
888cb61e VZ |
247 | |
248 | /** | |
249 | Efficiently exchanges contents of this vector with another one. | |
250 | ||
251 | After the execution of this function the contents of this vector is | |
252 | equal to the original contents of @a v and the contents of @a v becomes | |
253 | the original contents of this vector without copying the data. | |
254 | ||
255 | @since 2.9.1 | |
256 | */ | |
257 | void swap(wxVector& v); | |
23324ae1 | 258 | }; |
e54c96f1 | 259 | |
38723be1 RD |
260 | |
261 | /** | |
262 | Sort the contents of a @c wxVector<T>. In a STL build this function will | |
263 | be defined as a thin wrapper around std::sort. To be sortable the | |
264 | contained type must support the less-than operator. | |
265 | ||
266 | @code | |
267 | wxVector<SomeClass> v; | |
268 | ... // items are added to the vector v... | |
269 | wxVectorSort(v); | |
270 | @endcode | |
888cb61e | 271 | |
38723be1 RD |
272 | @see wxVector<T> |
273 | */ | |
274 | template<typename T> | |
275 | void wxVectorSort(wxVector<T>& v); |