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source/EventQueue/detail/Thunks.h@0:1c7da5f83647, 2016-11-29 (annotated)

Committer:
sarahmarshy
Date:
Tue Nov 29 06:29:10 2016 +0000
Revision:
0:1c7da5f83647
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sarahmarshy 0:1c7da5f83647 1 /*
sarahmarshy 0:1c7da5f83647 2 * Copyright (c) 2016, ARM Limited, All Rights Reserved
sarahmarshy 0:1c7da5f83647 3 * SPDX-License-Identifier: Apache-2.0
sarahmarshy 0:1c7da5f83647 4 *
sarahmarshy 0:1c7da5f83647 5 * Licensed under the Apache License, Version 2.0 (the "License"); you may
sarahmarshy 0:1c7da5f83647 6 * not use this file except in compliance with the License.
sarahmarshy 0:1c7da5f83647 7 * You may obtain a copy of the License at
sarahmarshy 0:1c7da5f83647 8 *
sarahmarshy 0:1c7da5f83647 9 * http://www.apache.org/licenses/LICENSE-2.0
sarahmarshy 0:1c7da5f83647 10 *
sarahmarshy 0:1c7da5f83647 11 * Unless required by applicable law or agreed to in writing, software
sarahmarshy 0:1c7da5f83647 12 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
sarahmarshy 0:1c7da5f83647 13 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
sarahmarshy 0:1c7da5f83647 14 * See the License for the specific language governing permissions and
sarahmarshy 0:1c7da5f83647 15 * limitations under the License.
sarahmarshy 0:1c7da5f83647 16 */
sarahmarshy 0:1c7da5f83647 17 #ifndef EVENTQUEUE_DETAIL_THUNKS_H_
sarahmarshy 0:1c7da5f83647 18 #define EVENTQUEUE_DETAIL_THUNKS_H_
sarahmarshy 0:1c7da5f83647 19
sarahmarshy 0:1c7da5f83647 20 namespace eq {
sarahmarshy 0:1c7da5f83647 21 namespace detail {
sarahmarshy 0:1c7da5f83647 22
sarahmarshy 0:1c7da5f83647 23 /**
sarahmarshy 0:1c7da5f83647 24 * Generate a Thunk for a callable of type F with one argument.
sarahmarshy 0:1c7da5f83647 25 * This class is a function like object containing the function to call and
sarahmarshy 0:1c7da5f83647 26 * its argument. When it is invoked, F is invoked with the argument passed
sarahmarshy 0:1c7da5f83647 27 * at construction time.
sarahmarshy 0:1c7da5f83647 28 * \tparam F the type of the callable.
sarahmarshy 0:1c7da5f83647 29 * \tparam Arg0 type of the first parameter of F to pass to F.
sarahmarshy 0:1c7da5f83647 30 */
sarahmarshy 0:1c7da5f83647 31 template<typename F, typename Arg0>
sarahmarshy 0:1c7da5f83647 32 struct Thunk_1 {
sarahmarshy 0:1c7da5f83647 33 /**
sarahmarshy 0:1c7da5f83647 34 * Construct the Thunk and bind its arguments.
sarahmarshy 0:1c7da5f83647 35 * \param fn the callable, it will be invoked with arg0.
sarahmarshy 0:1c7da5f83647 36 * \param arg0 The first argument to pass to fn when this object is called.
sarahmarshy 0:1c7da5f83647 37 * \note member function should be adapted by using FunctionAdaptor
sarahmarshy 0:1c7da5f83647 38 */
sarahmarshy 0:1c7da5f83647 39 Thunk_1(const F& fn, const Arg0& arg0) :
sarahmarshy 0:1c7da5f83647 40 _fn(fn), _arg0(arg0) {
sarahmarshy 0:1c7da5f83647 41 }
sarahmarshy 0:1c7da5f83647 42
sarahmarshy 0:1c7da5f83647 43 /**
sarahmarshy 0:1c7da5f83647 44 * Apply arg0 to fn.
sarahmarshy 0:1c7da5f83647 45 */
sarahmarshy 0:1c7da5f83647 46 void operator()() const {
sarahmarshy 0:1c7da5f83647 47 _fn(_arg0);
sarahmarshy 0:1c7da5f83647 48 }
sarahmarshy 0:1c7da5f83647 49
sarahmarshy 0:1c7da5f83647 50 private:
sarahmarshy 0:1c7da5f83647 51 mutable F _fn;
sarahmarshy 0:1c7da5f83647 52 mutable Arg0 _arg0;
sarahmarshy 0:1c7da5f83647 53 };
sarahmarshy 0:1c7da5f83647 54
sarahmarshy 0:1c7da5f83647 55 /**
sarahmarshy 0:1c7da5f83647 56 * Generate a Thunk for a callable of type F with two arguments.
sarahmarshy 0:1c7da5f83647 57 * This class is a function like object containing the function to call and
sarahmarshy 0:1c7da5f83647 58 * its arguments. When it is invoked, F is invoked with the arguments passed
sarahmarshy 0:1c7da5f83647 59 * at construction time.
sarahmarshy 0:1c7da5f83647 60 * \tparam F the type of the callable.
sarahmarshy 0:1c7da5f83647 61 * \tparam Arg0 type of the first parameter to pass to F.
sarahmarshy 0:1c7da5f83647 62 * \tparam Arg1 type of the second parameter to pass to F.
sarahmarshy 0:1c7da5f83647 63 */
sarahmarshy 0:1c7da5f83647 64 template<typename F, typename Arg0, typename Arg1>
sarahmarshy 0:1c7da5f83647 65 struct Thunk_2 {
sarahmarshy 0:1c7da5f83647 66 /**
sarahmarshy 0:1c7da5f83647 67 * Construct the Thunk and bind its arguments.
sarahmarshy 0:1c7da5f83647 68 * \param fn the callable, it will be invoked with arg0 and arg1.
sarahmarshy 0:1c7da5f83647 69 * \param arg0 The first argument to pass to fn when this object is called.
sarahmarshy 0:1c7da5f83647 70 * \param arg1 The second argument to pass to fn when this object is called.
sarahmarshy 0:1c7da5f83647 71 * \note member function should be adapted by using FunctionAdaptor
sarahmarshy 0:1c7da5f83647 72 */
sarahmarshy 0:1c7da5f83647 73 Thunk_2(const F& fn, const Arg0& arg0, const Arg1& arg1) :
sarahmarshy 0:1c7da5f83647 74 _fn(fn),
sarahmarshy 0:1c7da5f83647 75 _arg0(arg0),
sarahmarshy 0:1c7da5f83647 76 _arg1(arg1) {
sarahmarshy 0:1c7da5f83647 77 }
sarahmarshy 0:1c7da5f83647 78
sarahmarshy 0:1c7da5f83647 79 /**
sarahmarshy 0:1c7da5f83647 80 * Apply arg0 and arg1 to fn.
sarahmarshy 0:1c7da5f83647 81 */
sarahmarshy 0:1c7da5f83647 82 void operator()() const {
sarahmarshy 0:1c7da5f83647 83 _fn(_arg0, _arg1);
sarahmarshy 0:1c7da5f83647 84 }
sarahmarshy 0:1c7da5f83647 85
sarahmarshy 0:1c7da5f83647 86 private:
sarahmarshy 0:1c7da5f83647 87 mutable F _fn;
sarahmarshy 0:1c7da5f83647 88 mutable Arg0 _arg0;
sarahmarshy 0:1c7da5f83647 89 mutable Arg1 _arg1;
sarahmarshy 0:1c7da5f83647 90 };
sarahmarshy 0:1c7da5f83647 91
sarahmarshy 0:1c7da5f83647 92 /**
sarahmarshy 0:1c7da5f83647 93 * Generate a Thunk for a callable of type F with three arguments.
sarahmarshy 0:1c7da5f83647 94 * This class is a function like object containing the function to call and
sarahmarshy 0:1c7da5f83647 95 * its arguments. When it is invoked, F is invoked with the arguments passed
sarahmarshy 0:1c7da5f83647 96 * at construction time.
sarahmarshy 0:1c7da5f83647 97 * \tparam F the type of the callable.
sarahmarshy 0:1c7da5f83647 98 * \tparam Arg0 type of the first parameter to pass to F.
sarahmarshy 0:1c7da5f83647 99 * \tparam Arg1 type of the second parameter to pass to F.
sarahmarshy 0:1c7da5f83647 100 * \tparam Arg2 type of the third parameter to pass to F.
sarahmarshy 0:1c7da5f83647 101 */
sarahmarshy 0:1c7da5f83647 102 template<typename F, typename Arg0, typename Arg1, typename Arg2>
sarahmarshy 0:1c7da5f83647 103 struct Thunk_3 {
sarahmarshy 0:1c7da5f83647 104 /**
sarahmarshy 0:1c7da5f83647 105 * Construct the Thunk and bind its arguments.
sarahmarshy 0:1c7da5f83647 106 * \param fn the callable, it will be invoked with arg0, arg1 and arg2.
sarahmarshy 0:1c7da5f83647 107 * \param arg0 The first argument to pass to fn when this object is called.
sarahmarshy 0:1c7da5f83647 108 * \param arg1 The second argument to pass to fn when this object is called.
sarahmarshy 0:1c7da5f83647 109 * \param arg2 The third argument to pass to fn when this object is called.
sarahmarshy 0:1c7da5f83647 110 * \note member function should be adapted by using FunctionAdaptor
sarahmarshy 0:1c7da5f83647 111 */
sarahmarshy 0:1c7da5f83647 112 Thunk_3(const F& fn, const Arg0& arg0, const Arg1& arg1, const Arg2& arg2) :
sarahmarshy 0:1c7da5f83647 113 _fn(fn),
sarahmarshy 0:1c7da5f83647 114 _arg0(arg0),
sarahmarshy 0:1c7da5f83647 115 _arg1(arg1),
sarahmarshy 0:1c7da5f83647 116 _arg2(arg2){
sarahmarshy 0:1c7da5f83647 117 }
sarahmarshy 0:1c7da5f83647 118
sarahmarshy 0:1c7da5f83647 119 /**
sarahmarshy 0:1c7da5f83647 120 * Apply arg0, arg1 and arg2 to fn.
sarahmarshy 0:1c7da5f83647 121 */
sarahmarshy 0:1c7da5f83647 122 void operator()() const {
sarahmarshy 0:1c7da5f83647 123 _fn(_arg0, _arg1, _arg2);
sarahmarshy 0:1c7da5f83647 124 }
sarahmarshy 0:1c7da5f83647 125
sarahmarshy 0:1c7da5f83647 126 private:
sarahmarshy 0:1c7da5f83647 127 mutable F _fn;
sarahmarshy 0:1c7da5f83647 128 mutable Arg0 _arg0;
sarahmarshy 0:1c7da5f83647 129 mutable Arg1 _arg1;
sarahmarshy 0:1c7da5f83647 130 mutable Arg2 _arg2;
sarahmarshy 0:1c7da5f83647 131 };
sarahmarshy 0:1c7da5f83647 132
sarahmarshy 0:1c7da5f83647 133 } // namespace detail
sarahmarshy 0:1c7da5f83647 134 } // namespace eq
sarahmarshy 0:1c7da5f83647 135
sarahmarshy 0:1c7da5f83647 136 #endif /* EVENTQUEUE_DETAIL_THUNKS_H_ */