1 | // Boost.Signals library
|
---|
2 |
|
---|
3 | // Copyright Douglas Gregor 2001-2004. Use, modification and
|
---|
4 | // distribution is subject to the Boost Software License, Version
|
---|
5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
|
---|
6 | // http://www.boost.org/LICENSE_1_0.txt)
|
---|
7 |
|
---|
8 | // For more information, see http://www.boost.org/libs/signals
|
---|
9 |
|
---|
10 | #ifndef BOOST_SIGNAL_HPP
|
---|
11 | #define BOOST_SIGNAL_HPP
|
---|
12 |
|
---|
13 | #define BOOST_SIGNALS_MAX_ARGS 10
|
---|
14 |
|
---|
15 | #include <boost/config.hpp>
|
---|
16 | #include <boost/type_traits/function_traits.hpp>
|
---|
17 | #include <boost/signals/signal0.hpp>
|
---|
18 | #include <boost/signals/signal1.hpp>
|
---|
19 | #include <boost/signals/signal2.hpp>
|
---|
20 | #include <boost/signals/signal3.hpp>
|
---|
21 | #include <boost/signals/signal4.hpp>
|
---|
22 | #include <boost/signals/signal5.hpp>
|
---|
23 | #include <boost/signals/signal6.hpp>
|
---|
24 | #include <boost/signals/signal7.hpp>
|
---|
25 | #include <boost/signals/signal8.hpp>
|
---|
26 | #include <boost/signals/signal9.hpp>
|
---|
27 | #include <boost/signals/signal10.hpp>
|
---|
28 | #include <boost/function.hpp>
|
---|
29 |
|
---|
30 | #ifdef BOOST_HAS_ABI_HEADERS
|
---|
31 | # include BOOST_ABI_PREFIX
|
---|
32 | #endif
|
---|
33 |
|
---|
34 | namespace boost {
|
---|
35 | #ifndef BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX
|
---|
36 | namespace BOOST_SIGNALS_NAMESPACE {
|
---|
37 | namespace detail {
|
---|
38 | template<int Arity,
|
---|
39 | typename Signature,
|
---|
40 | typename Combiner,
|
---|
41 | typename Group,
|
---|
42 | typename GroupCompare,
|
---|
43 | typename SlotFunction>
|
---|
44 | class real_get_signal_impl;
|
---|
45 |
|
---|
46 | template<typename Signature,
|
---|
47 | typename Combiner,
|
---|
48 | typename Group,
|
---|
49 | typename GroupCompare,
|
---|
50 | typename SlotFunction>
|
---|
51 | class real_get_signal_impl<0, Signature, Combiner, Group, GroupCompare,
|
---|
52 | SlotFunction>
|
---|
53 | {
|
---|
54 | typedef function_traits<Signature> traits;
|
---|
55 |
|
---|
56 | public:
|
---|
57 | typedef signal0<typename traits::result_type,
|
---|
58 | Combiner,
|
---|
59 | Group,
|
---|
60 | GroupCompare,
|
---|
61 | SlotFunction> type;
|
---|
62 | };
|
---|
63 |
|
---|
64 | template<typename Signature,
|
---|
65 | typename Combiner,
|
---|
66 | typename Group,
|
---|
67 | typename GroupCompare,
|
---|
68 | typename SlotFunction>
|
---|
69 | class real_get_signal_impl<1, Signature, Combiner, Group, GroupCompare,
|
---|
70 | SlotFunction>
|
---|
71 | {
|
---|
72 | typedef function_traits<Signature> traits;
|
---|
73 |
|
---|
74 | public:
|
---|
75 | typedef signal1<typename traits::result_type,
|
---|
76 | typename traits::arg1_type,
|
---|
77 | Combiner,
|
---|
78 | Group,
|
---|
79 | GroupCompare,
|
---|
80 | SlotFunction> type;
|
---|
81 | };
|
---|
82 |
|
---|
83 | template<typename Signature,
|
---|
84 | typename Combiner,
|
---|
85 | typename Group,
|
---|
86 | typename GroupCompare,
|
---|
87 | typename SlotFunction>
|
---|
88 | class real_get_signal_impl<2, Signature, Combiner, Group, GroupCompare,
|
---|
89 | SlotFunction>
|
---|
90 | {
|
---|
91 | typedef function_traits<Signature> traits;
|
---|
92 |
|
---|
93 | public:
|
---|
94 | typedef signal2<typename traits::result_type,
|
---|
95 | typename traits::arg1_type,
|
---|
96 | typename traits::arg2_type,
|
---|
97 | Combiner,
|
---|
98 | Group,
|
---|
99 | GroupCompare,
|
---|
100 | SlotFunction> type;
|
---|
101 | };
|
---|
102 |
|
---|
103 | template<typename Signature,
|
---|
104 | typename Combiner,
|
---|
105 | typename Group,
|
---|
106 | typename GroupCompare,
|
---|
107 | typename SlotFunction>
|
---|
108 | class real_get_signal_impl<3, Signature, Combiner, Group, GroupCompare,
|
---|
109 | SlotFunction>
|
---|
110 | {
|
---|
111 | typedef function_traits<Signature> traits;
|
---|
112 |
|
---|
113 | public:
|
---|
114 | typedef signal3<typename traits::result_type,
|
---|
115 | typename traits::arg1_type,
|
---|
116 | typename traits::arg2_type,
|
---|
117 | typename traits::arg3_type,
|
---|
118 | Combiner,
|
---|
119 | Group,
|
---|
120 | GroupCompare,
|
---|
121 | SlotFunction> type;
|
---|
122 | };
|
---|
123 |
|
---|
124 | template<typename Signature,
|
---|
125 | typename Combiner,
|
---|
126 | typename Group,
|
---|
127 | typename GroupCompare,
|
---|
128 | typename SlotFunction>
|
---|
129 | class real_get_signal_impl<4, Signature, Combiner, Group, GroupCompare,
|
---|
130 | SlotFunction>
|
---|
131 | {
|
---|
132 | typedef function_traits<Signature> traits;
|
---|
133 |
|
---|
134 | public:
|
---|
135 | typedef signal4<typename traits::result_type,
|
---|
136 | typename traits::arg1_type,
|
---|
137 | typename traits::arg2_type,
|
---|
138 | typename traits::arg3_type,
|
---|
139 | typename traits::arg4_type,
|
---|
140 | Combiner,
|
---|
141 | Group,
|
---|
142 | GroupCompare,
|
---|
143 | SlotFunction> type;
|
---|
144 | };
|
---|
145 |
|
---|
146 | template<typename Signature,
|
---|
147 | typename Combiner,
|
---|
148 | typename Group,
|
---|
149 | typename GroupCompare,
|
---|
150 | typename SlotFunction>
|
---|
151 | class real_get_signal_impl<5, Signature, Combiner, Group, GroupCompare,
|
---|
152 | SlotFunction>
|
---|
153 | {
|
---|
154 | typedef function_traits<Signature> traits;
|
---|
155 |
|
---|
156 | public:
|
---|
157 | typedef signal5<typename traits::result_type,
|
---|
158 | typename traits::arg1_type,
|
---|
159 | typename traits::arg2_type,
|
---|
160 | typename traits::arg3_type,
|
---|
161 | typename traits::arg4_type,
|
---|
162 | typename traits::arg5_type,
|
---|
163 | Combiner,
|
---|
164 | Group,
|
---|
165 | GroupCompare,
|
---|
166 | SlotFunction> type;
|
---|
167 | };
|
---|
168 |
|
---|
169 | template<typename Signature,
|
---|
170 | typename Combiner,
|
---|
171 | typename Group,
|
---|
172 | typename GroupCompare,
|
---|
173 | typename SlotFunction>
|
---|
174 | class real_get_signal_impl<6, Signature, Combiner, Group, GroupCompare,
|
---|
175 | SlotFunction>
|
---|
176 | {
|
---|
177 | typedef function_traits<Signature> traits;
|
---|
178 |
|
---|
179 | public:
|
---|
180 | typedef signal6<typename traits::result_type,
|
---|
181 | typename traits::arg1_type,
|
---|
182 | typename traits::arg2_type,
|
---|
183 | typename traits::arg3_type,
|
---|
184 | typename traits::arg4_type,
|
---|
185 | typename traits::arg5_type,
|
---|
186 | typename traits::arg6_type,
|
---|
187 | Combiner,
|
---|
188 | Group,
|
---|
189 | GroupCompare,
|
---|
190 | SlotFunction> type;
|
---|
191 | };
|
---|
192 |
|
---|
193 | template<typename Signature,
|
---|
194 | typename Combiner,
|
---|
195 | typename Group,
|
---|
196 | typename GroupCompare,
|
---|
197 | typename SlotFunction>
|
---|
198 | class real_get_signal_impl<7, Signature, Combiner, Group, GroupCompare,
|
---|
199 | SlotFunction>
|
---|
200 | {
|
---|
201 | typedef function_traits<Signature> traits;
|
---|
202 |
|
---|
203 | public:
|
---|
204 | typedef signal7<typename traits::result_type,
|
---|
205 | typename traits::arg1_type,
|
---|
206 | typename traits::arg2_type,
|
---|
207 | typename traits::arg3_type,
|
---|
208 | typename traits::arg4_type,
|
---|
209 | typename traits::arg5_type,
|
---|
210 | typename traits::arg6_type,
|
---|
211 | typename traits::arg7_type,
|
---|
212 | Combiner,
|
---|
213 | Group,
|
---|
214 | GroupCompare,
|
---|
215 | SlotFunction> type;
|
---|
216 | };
|
---|
217 |
|
---|
218 | template<typename Signature,
|
---|
219 | typename Combiner,
|
---|
220 | typename Group,
|
---|
221 | typename GroupCompare,
|
---|
222 | typename SlotFunction>
|
---|
223 | class real_get_signal_impl<8, Signature, Combiner, Group, GroupCompare,
|
---|
224 | SlotFunction>
|
---|
225 | {
|
---|
226 | typedef function_traits<Signature> traits;
|
---|
227 |
|
---|
228 | public:
|
---|
229 | typedef signal8<typename traits::result_type,
|
---|
230 | typename traits::arg1_type,
|
---|
231 | typename traits::arg2_type,
|
---|
232 | typename traits::arg3_type,
|
---|
233 | typename traits::arg4_type,
|
---|
234 | typename traits::arg5_type,
|
---|
235 | typename traits::arg6_type,
|
---|
236 | typename traits::arg7_type,
|
---|
237 | typename traits::arg8_type,
|
---|
238 | Combiner,
|
---|
239 | Group,
|
---|
240 | GroupCompare,
|
---|
241 | SlotFunction> type;
|
---|
242 | };
|
---|
243 |
|
---|
244 | template<typename Signature,
|
---|
245 | typename Combiner,
|
---|
246 | typename Group,
|
---|
247 | typename GroupCompare,
|
---|
248 | typename SlotFunction>
|
---|
249 | class real_get_signal_impl<9, Signature, Combiner, Group, GroupCompare,
|
---|
250 | SlotFunction>
|
---|
251 | {
|
---|
252 | typedef function_traits<Signature> traits;
|
---|
253 |
|
---|
254 | public:
|
---|
255 | typedef signal9<typename traits::result_type,
|
---|
256 | typename traits::arg1_type,
|
---|
257 | typename traits::arg2_type,
|
---|
258 | typename traits::arg3_type,
|
---|
259 | typename traits::arg4_type,
|
---|
260 | typename traits::arg5_type,
|
---|
261 | typename traits::arg6_type,
|
---|
262 | typename traits::arg7_type,
|
---|
263 | typename traits::arg8_type,
|
---|
264 | typename traits::arg9_type,
|
---|
265 | Combiner,
|
---|
266 | Group,
|
---|
267 | GroupCompare,
|
---|
268 | SlotFunction> type;
|
---|
269 | };
|
---|
270 |
|
---|
271 | template<typename Signature,
|
---|
272 | typename Combiner,
|
---|
273 | typename Group,
|
---|
274 | typename GroupCompare,
|
---|
275 | typename SlotFunction>
|
---|
276 | class real_get_signal_impl<10, Signature, Combiner, Group, GroupCompare,
|
---|
277 | SlotFunction>
|
---|
278 | {
|
---|
279 | typedef function_traits<Signature> traits;
|
---|
280 |
|
---|
281 | public:
|
---|
282 | typedef signal10<typename traits::result_type,
|
---|
283 | typename traits::arg1_type,
|
---|
284 | typename traits::arg2_type,
|
---|
285 | typename traits::arg3_type,
|
---|
286 | typename traits::arg4_type,
|
---|
287 | typename traits::arg5_type,
|
---|
288 | typename traits::arg6_type,
|
---|
289 | typename traits::arg7_type,
|
---|
290 | typename traits::arg8_type,
|
---|
291 | typename traits::arg9_type,
|
---|
292 | typename traits::arg10_type,
|
---|
293 | Combiner,
|
---|
294 | Group,
|
---|
295 | GroupCompare,
|
---|
296 | SlotFunction> type;
|
---|
297 | };
|
---|
298 |
|
---|
299 | template<typename Signature,
|
---|
300 | typename Combiner,
|
---|
301 | typename Group,
|
---|
302 | typename GroupCompare,
|
---|
303 | typename SlotFunction>
|
---|
304 | struct get_signal_impl :
|
---|
305 | public real_get_signal_impl<(function_traits<Signature>::arity),
|
---|
306 | Signature,
|
---|
307 | Combiner,
|
---|
308 | Group,
|
---|
309 | GroupCompare,
|
---|
310 | SlotFunction>
|
---|
311 | {
|
---|
312 | };
|
---|
313 |
|
---|
314 | } // end namespace detail
|
---|
315 | } // end namespace BOOST_SIGNALS_NAMESPACE
|
---|
316 |
|
---|
317 | // Very lightweight wrapper around the signalN classes that allows signals to
|
---|
318 | // be created where the number of arguments does not need to be part of the
|
---|
319 | // class name.
|
---|
320 | template<
|
---|
321 | typename Signature, // function type R (T1, T2, ..., TN)
|
---|
322 | typename Combiner = last_value<typename function_traits<Signature>::result_type>,
|
---|
323 | typename Group = int,
|
---|
324 | typename GroupCompare = std::less<Group>,
|
---|
325 | typename SlotFunction = function<Signature>
|
---|
326 | >
|
---|
327 | class signal :
|
---|
328 | public BOOST_SIGNALS_NAMESPACE::detail::get_signal_impl<Signature,
|
---|
329 | Combiner,
|
---|
330 | Group,
|
---|
331 | GroupCompare,
|
---|
332 | SlotFunction>::type
|
---|
333 | {
|
---|
334 | typedef typename BOOST_SIGNALS_NAMESPACE::detail::get_signal_impl<
|
---|
335 | Signature,
|
---|
336 | Combiner,
|
---|
337 | Group,
|
---|
338 | GroupCompare,
|
---|
339 | SlotFunction>::type base_type;
|
---|
340 |
|
---|
341 | public:
|
---|
342 | explicit signal(const Combiner& combiner = Combiner(),
|
---|
343 | const GroupCompare& group_compare = GroupCompare()) :
|
---|
344 | base_type(combiner, group_compare)
|
---|
345 | {
|
---|
346 | }
|
---|
347 | };
|
---|
348 | #endif // ndef BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX
|
---|
349 |
|
---|
350 | } // end namespace boost
|
---|
351 |
|
---|
352 | #ifdef BOOST_HAS_ABI_HEADERS
|
---|
353 | # include BOOST_ABI_SUFFIX
|
---|
354 | #endif
|
---|
355 |
|
---|
356 | #endif // BOOST_SIGNAL_HPP
|
---|