EL4121 Embedded System / mbed-os

mbed-os

Dependents:   cobaLCDJoyMotor_Thread odometry_omni_3roda_v3 odometry_omni_3roda_v1 odometry_omni_3roda_v2 ... more

platform/FunctionPointer.h@0:b74591d5ab33, 2017-12-11 (annotated)

Committer:
be_bryan
Date:
Mon Dec 11 17:54:04 2017 +0000
Revision:
0:b74591d5ab33
motor ++

Who changed what in which revision?

UserRevisionLine numberNew contents of line
be_bryan 0:b74591d5ab33 1 /* mbed Microcontroller Library
be_bryan 0:b74591d5ab33 2 * Copyright (c) 2006-2015 ARM Limited
be_bryan 0:b74591d5ab33 3 *
be_bryan 0:b74591d5ab33 4 * Licensed under the Apache License, Version 2.0 (the "License");
be_bryan 0:b74591d5ab33 5 * you may not use this file except in compliance with the License.
be_bryan 0:b74591d5ab33 6 * You may obtain a copy of the License at
be_bryan 0:b74591d5ab33 7 *
be_bryan 0:b74591d5ab33 8 * http://www.apache.org/licenses/LICENSE-2.0
be_bryan 0:b74591d5ab33 9 *
be_bryan 0:b74591d5ab33 10 * Unless required by applicable law or agreed to in writing, software
be_bryan 0:b74591d5ab33 11 * distributed under the License is distributed on an "AS IS" BASIS,
be_bryan 0:b74591d5ab33 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
be_bryan 0:b74591d5ab33 13 * See the License for the specific language governing permissions and
be_bryan 0:b74591d5ab33 14 * limitations under the License.
be_bryan 0:b74591d5ab33 15 */
be_bryan 0:b74591d5ab33 16 #ifndef MBED_FUNCTIONPOINTER_H
be_bryan 0:b74591d5ab33 17 #define MBED_FUNCTIONPOINTER_H
be_bryan 0:b74591d5ab33 18
be_bryan 0:b74591d5ab33 19 #include "platform/Callback.h"
be_bryan 0:b74591d5ab33 20 #include "platform/mbed_toolchain.h"
be_bryan 0:b74591d5ab33 21 #include <string.h>
be_bryan 0:b74591d5ab33 22 #include <stdint.h>
be_bryan 0:b74591d5ab33 23
be_bryan 0:b74591d5ab33 24 namespace mbed {
be_bryan 0:b74591d5ab33 25 /** \addtogroup platform */
be_bryan 0:b74591d5ab33 26 /** @{*/
be_bryan 0:b74591d5ab33 27 /**
be_bryan 0:b74591d5ab33 28 * \defgroup platform_FunctionPointer FunctionPointer class
be_bryan 0:b74591d5ab33 29 * @{
be_bryan 0:b74591d5ab33 30 */
be_bryan 0:b74591d5ab33 31
be_bryan 0:b74591d5ab33 32 // Declarations for backwards compatibility
be_bryan 0:b74591d5ab33 33 // To be foward compatible, code should adopt the Callback class
be_bryan 0:b74591d5ab33 34 template <typename R, typename A1>
be_bryan 0:b74591d5ab33 35 class FunctionPointerArg1 : public Callback<R(A1)> {
be_bryan 0:b74591d5ab33 36 public:
be_bryan 0:b74591d5ab33 37 MBED_DEPRECATED_SINCE("mbed-os-5.1",
be_bryan 0:b74591d5ab33 38 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
be_bryan 0:b74591d5ab33 39 FunctionPointerArg1(R (*function)(A1) = 0)
be_bryan 0:b74591d5ab33 40 : Callback<R(A1)>(function) {}
be_bryan 0:b74591d5ab33 41
be_bryan 0:b74591d5ab33 42 template<typename T>
be_bryan 0:b74591d5ab33 43 MBED_DEPRECATED_SINCE("mbed-os-5.1",
be_bryan 0:b74591d5ab33 44 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
be_bryan 0:b74591d5ab33 45 FunctionPointerArg1(T *object, R (T::*member)(A1))
be_bryan 0:b74591d5ab33 46 : Callback<R(A1)>(object, member) {}
be_bryan 0:b74591d5ab33 47
be_bryan 0:b74591d5ab33 48 R (*get_function())(A1) {
be_bryan 0:b74591d5ab33 49 return *reinterpret_cast<R (**)(A1)>(this);
be_bryan 0:b74591d5ab33 50 }
be_bryan 0:b74591d5ab33 51
be_bryan 0:b74591d5ab33 52 R call(A1 a1) const {
be_bryan 0:b74591d5ab33 53 if (!Callback<R(A1)>::operator bool()) {
be_bryan 0:b74591d5ab33 54 return (R)0;
be_bryan 0:b74591d5ab33 55 }
be_bryan 0:b74591d5ab33 56
be_bryan 0:b74591d5ab33 57 return Callback<R(A1)>::call(a1);
be_bryan 0:b74591d5ab33 58 }
be_bryan 0:b74591d5ab33 59
be_bryan 0:b74591d5ab33 60 R operator()(A1 a1) const {
be_bryan 0:b74591d5ab33 61 return Callback<R(A1)>::call(a1);
be_bryan 0:b74591d5ab33 62 }
be_bryan 0:b74591d5ab33 63 };
be_bryan 0:b74591d5ab33 64
be_bryan 0:b74591d5ab33 65 template <typename R>
be_bryan 0:b74591d5ab33 66 class FunctionPointerArg1<R, void> : public Callback<R()> {
be_bryan 0:b74591d5ab33 67 public:
be_bryan 0:b74591d5ab33 68 MBED_DEPRECATED_SINCE("mbed-os-5.1",
be_bryan 0:b74591d5ab33 69 "FunctionPointer has been replaced by Callback<void()>")
be_bryan 0:b74591d5ab33 70 FunctionPointerArg1(R (*function)() = 0)
be_bryan 0:b74591d5ab33 71 : Callback<R()>(function) {}
be_bryan 0:b74591d5ab33 72
be_bryan 0:b74591d5ab33 73 template<typename T>
be_bryan 0:b74591d5ab33 74 MBED_DEPRECATED_SINCE("mbed-os-5.1",
be_bryan 0:b74591d5ab33 75 "FunctionPointer has been replaced by Callback<void()>")
be_bryan 0:b74591d5ab33 76 FunctionPointerArg1(T *object, R (T::*member)())
be_bryan 0:b74591d5ab33 77 : Callback<R()>(object, member) {}
be_bryan 0:b74591d5ab33 78
be_bryan 0:b74591d5ab33 79 R (*get_function())() {
be_bryan 0:b74591d5ab33 80 return *reinterpret_cast<R (**)()>(this);
be_bryan 0:b74591d5ab33 81 }
be_bryan 0:b74591d5ab33 82
be_bryan 0:b74591d5ab33 83 R call() const {
be_bryan 0:b74591d5ab33 84 if (!Callback<R()>::operator bool()) {
be_bryan 0:b74591d5ab33 85 return (R)0;
be_bryan 0:b74591d5ab33 86 }
be_bryan 0:b74591d5ab33 87
be_bryan 0:b74591d5ab33 88 return Callback<R()>::call();
be_bryan 0:b74591d5ab33 89 }
be_bryan 0:b74591d5ab33 90
be_bryan 0:b74591d5ab33 91 R operator()() const {
be_bryan 0:b74591d5ab33 92 return Callback<R()>::call();
be_bryan 0:b74591d5ab33 93 }
be_bryan 0:b74591d5ab33 94 };
be_bryan 0:b74591d5ab33 95
be_bryan 0:b74591d5ab33 96 typedef FunctionPointerArg1<void, void> FunctionPointer;
be_bryan 0:b74591d5ab33 97
be_bryan 0:b74591d5ab33 98 /**@}*/
be_bryan 0:b74591d5ab33 99
be_bryan 0:b74591d5ab33 100 /**@}*/
be_bryan 0:b74591d5ab33 101
be_bryan 0:b74591d5ab33 102
be_bryan 0:b74591d5ab33 103 } // namespace mbed
be_bryan 0:b74591d5ab33 104
be_bryan 0:b74591d5ab33 105 #endif