Greg Steiert / maxim_dev

Maxim mbed development library

Dependents:   sensomed

platform/FunctionPointer.h@0:0e018d759a2a, 2016-11-08 (annotated)

Committer:
switches
Date:
Tue Nov 08 18:27:11 2016 +0000
Revision:
0:0e018d759a2a
Initial commit

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switches 0:0e018d759a2a 1 /* mbed Microcontroller Library
switches 0:0e018d759a2a 2 * Copyright (c) 2006-2015 ARM Limited
switches 0:0e018d759a2a 3 *
switches 0:0e018d759a2a 4 * Licensed under the Apache License, Version 2.0 (the "License");
switches 0:0e018d759a2a 5 * you may not use this file except in compliance with the License.
switches 0:0e018d759a2a 6 * You may obtain a copy of the License at
switches 0:0e018d759a2a 7 *
switches 0:0e018d759a2a 8 * http://www.apache.org/licenses/LICENSE-2.0
switches 0:0e018d759a2a 9 *
switches 0:0e018d759a2a 10 * Unless required by applicable law or agreed to in writing, software
switches 0:0e018d759a2a 11 * distributed under the License is distributed on an "AS IS" BASIS,
switches 0:0e018d759a2a 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
switches 0:0e018d759a2a 13 * See the License for the specific language governing permissions and
switches 0:0e018d759a2a 14 * limitations under the License.
switches 0:0e018d759a2a 15 */
switches 0:0e018d759a2a 16 #ifndef MBED_FUNCTIONPOINTER_H
switches 0:0e018d759a2a 17 #define MBED_FUNCTIONPOINTER_H
switches 0:0e018d759a2a 18
switches 0:0e018d759a2a 19 #include "platform/Callback.h"
switches 0:0e018d759a2a 20 #include "platform/toolchain.h"
switches 0:0e018d759a2a 21 #include <string.h>
switches 0:0e018d759a2a 22 #include <stdint.h>
switches 0:0e018d759a2a 23
switches 0:0e018d759a2a 24 namespace mbed {
switches 0:0e018d759a2a 25 /** \addtogroup platform */
switches 0:0e018d759a2a 26 /** @{*/
switches 0:0e018d759a2a 27
switches 0:0e018d759a2a 28
switches 0:0e018d759a2a 29 // Declarations for backwards compatibility
switches 0:0e018d759a2a 30 // To be foward compatible, code should adopt the Callback class
switches 0:0e018d759a2a 31 template <typename R, typename A1>
switches 0:0e018d759a2a 32 class FunctionPointerArg1 : public Callback<R(A1)> {
switches 0:0e018d759a2a 33 public:
switches 0:0e018d759a2a 34 MBED_DEPRECATED_SINCE("mbed-os-5.1",
switches 0:0e018d759a2a 35 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
switches 0:0e018d759a2a 36 FunctionPointerArg1(R (*function)(A1) = 0)
switches 0:0e018d759a2a 37 : Callback<R(A1)>(function) {}
switches 0:0e018d759a2a 38
switches 0:0e018d759a2a 39 template<typename T>
switches 0:0e018d759a2a 40 MBED_DEPRECATED_SINCE("mbed-os-5.1",
switches 0:0e018d759a2a 41 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
switches 0:0e018d759a2a 42 FunctionPointerArg1(T *object, R (T::*member)(A1))
switches 0:0e018d759a2a 43 : Callback<R(A1)>(object, member) {}
switches 0:0e018d759a2a 44
switches 0:0e018d759a2a 45 R (*get_function())(A1) {
switches 0:0e018d759a2a 46 return *reinterpret_cast<R (**)(A1)>(this);
switches 0:0e018d759a2a 47 }
switches 0:0e018d759a2a 48
switches 0:0e018d759a2a 49 R call(A1 a1) const {
switches 0:0e018d759a2a 50 if (!Callback<R(A1)>::operator bool()) {
switches 0:0e018d759a2a 51 return (R)0;
switches 0:0e018d759a2a 52 }
switches 0:0e018d759a2a 53
switches 0:0e018d759a2a 54 return Callback<R(A1)>::call(a1);
switches 0:0e018d759a2a 55 }
switches 0:0e018d759a2a 56
switches 0:0e018d759a2a 57 R operator()(A1 a1) const {
switches 0:0e018d759a2a 58 return Callback<R(A1)>::call(a1);
switches 0:0e018d759a2a 59 }
switches 0:0e018d759a2a 60 };
switches 0:0e018d759a2a 61
switches 0:0e018d759a2a 62 template <typename R>
switches 0:0e018d759a2a 63 class FunctionPointerArg1<R, void> : public Callback<R()> {
switches 0:0e018d759a2a 64 public:
switches 0:0e018d759a2a 65 MBED_DEPRECATED_SINCE("mbed-os-5.1",
switches 0:0e018d759a2a 66 "FunctionPointer has been replaced by Callback<void()>")
switches 0:0e018d759a2a 67 FunctionPointerArg1(R (*function)() = 0)
switches 0:0e018d759a2a 68 : Callback<R()>(function) {}
switches 0:0e018d759a2a 69
switches 0:0e018d759a2a 70 template<typename T>
switches 0:0e018d759a2a 71 MBED_DEPRECATED_SINCE("mbed-os-5.1",
switches 0:0e018d759a2a 72 "FunctionPointer has been replaced by Callback<void()>")
switches 0:0e018d759a2a 73 FunctionPointerArg1(T *object, R (T::*member)())
switches 0:0e018d759a2a 74 : Callback<R()>(object, member) {}
switches 0:0e018d759a2a 75
switches 0:0e018d759a2a 76 R (*get_function())() {
switches 0:0e018d759a2a 77 return *reinterpret_cast<R (**)()>(this);
switches 0:0e018d759a2a 78 }
switches 0:0e018d759a2a 79
switches 0:0e018d759a2a 80 R call() const {
switches 0:0e018d759a2a 81 if (!Callback<R()>::operator bool()) {
switches 0:0e018d759a2a 82 return (R)0;
switches 0:0e018d759a2a 83 }
switches 0:0e018d759a2a 84
switches 0:0e018d759a2a 85 return Callback<R()>::call();
switches 0:0e018d759a2a 86 }
switches 0:0e018d759a2a 87
switches 0:0e018d759a2a 88 R operator()() const {
switches 0:0e018d759a2a 89 return Callback<R()>::call();
switches 0:0e018d759a2a 90 }
switches 0:0e018d759a2a 91 };
switches 0:0e018d759a2a 92
switches 0:0e018d759a2a 93 typedef FunctionPointerArg1<void, void> FunctionPointer;
switches 0:0e018d759a2a 94
switches 0:0e018d759a2a 95
switches 0:0e018d759a2a 96 } // namespace mbed
switches 0:0e018d759a2a 97
switches 0:0e018d759a2a 98 #endif
switches 0:0e018d759a2a 99
switches 0:0e018d759a2a 100 /** @}*/