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platform/FunctionPointer.h@135:fce8a9387ed1, 2017-01-17 (annotated)

Committer:
kaoshen
Date:
Tue Jan 17 23:27:32 2017 +0000
Revision:
135:fce8a9387ed1
Parent:
128:9bcdf88f62b0 
333 ADS1115 ADC1

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<> 128:9bcdf88f62b0 1 /* mbed Microcontroller Library
<> 128:9bcdf88f62b0 2 * Copyright (c) 2006-2015 ARM Limited
<> 128:9bcdf88f62b0 3 *
<> 128:9bcdf88f62b0 4 * Licensed under the Apache License, Version 2.0 (the "License");
<> 128:9bcdf88f62b0 5 * you may not use this file except in compliance with the License.
<> 128:9bcdf88f62b0 6 * You may obtain a copy of the License at
<> 128:9bcdf88f62b0 7 *
<> 128:9bcdf88f62b0 8 * http://www.apache.org/licenses/LICENSE-2.0
<> 128:9bcdf88f62b0 9 *
<> 128:9bcdf88f62b0 10 * Unless required by applicable law or agreed to in writing, software
<> 128:9bcdf88f62b0 11 * distributed under the License is distributed on an "AS IS" BASIS,
<> 128:9bcdf88f62b0 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 128:9bcdf88f62b0 13 * See the License for the specific language governing permissions and
<> 128:9bcdf88f62b0 14 * limitations under the License.
<> 128:9bcdf88f62b0 15 */
<> 128:9bcdf88f62b0 16 #ifndef MBED_FUNCTIONPOINTER_H
<> 128:9bcdf88f62b0 17 #define MBED_FUNCTIONPOINTER_H
<> 128:9bcdf88f62b0 18
<> 128:9bcdf88f62b0 19 #include "platform/Callback.h"
<> 128:9bcdf88f62b0 20 #include "platform/toolchain.h"
<> 128:9bcdf88f62b0 21 #include <string.h>
<> 128:9bcdf88f62b0 22 #include <stdint.h>
<> 128:9bcdf88f62b0 23
<> 128:9bcdf88f62b0 24 namespace mbed {
<> 128:9bcdf88f62b0 25 /** \addtogroup platform */
<> 128:9bcdf88f62b0 26 /** @{*/
<> 128:9bcdf88f62b0 27
<> 128:9bcdf88f62b0 28
<> 128:9bcdf88f62b0 29 // Declarations for backwards compatibility
<> 128:9bcdf88f62b0 30 // To be foward compatible, code should adopt the Callback class
<> 128:9bcdf88f62b0 31 template <typename R, typename A1>
<> 128:9bcdf88f62b0 32 class FunctionPointerArg1 : public Callback<R(A1)> {
<> 128:9bcdf88f62b0 33 public:
<> 128:9bcdf88f62b0 34 MBED_DEPRECATED_SINCE("mbed-os-5.1",
<> 128:9bcdf88f62b0 35 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
<> 128:9bcdf88f62b0 36 FunctionPointerArg1(R (*function)(A1) = 0)
<> 128:9bcdf88f62b0 37 : Callback<R(A1)>(function) {}
<> 128:9bcdf88f62b0 38
<> 128:9bcdf88f62b0 39 template<typename T>
<> 128:9bcdf88f62b0 40 MBED_DEPRECATED_SINCE("mbed-os-5.1",
<> 128:9bcdf88f62b0 41 "FunctionPointerArg1<R, A> has been replaced by Callback<R(A)>")
<> 128:9bcdf88f62b0 42 FunctionPointerArg1(T *object, R (T::*member)(A1))
<> 128:9bcdf88f62b0 43 : Callback<R(A1)>(object, member) {}
<> 128:9bcdf88f62b0 44
<> 128:9bcdf88f62b0 45 R (*get_function())(A1) {
<> 128:9bcdf88f62b0 46 return *reinterpret_cast<R (**)(A1)>(this);
<> 128:9bcdf88f62b0 47 }
<> 128:9bcdf88f62b0 48
<> 128:9bcdf88f62b0 49 R call(A1 a1) const {
<> 128:9bcdf88f62b0 50 if (!Callback<R(A1)>::operator bool()) {
<> 128:9bcdf88f62b0 51 return (R)0;
<> 128:9bcdf88f62b0 52 }
<> 128:9bcdf88f62b0 53
<> 128:9bcdf88f62b0 54 return Callback<R(A1)>::call(a1);
<> 128:9bcdf88f62b0 55 }
<> 128:9bcdf88f62b0 56
<> 128:9bcdf88f62b0 57 R operator()(A1 a1) const {
<> 128:9bcdf88f62b0 58 return Callback<R(A1)>::call(a1);
<> 128:9bcdf88f62b0 59 }
<> 128:9bcdf88f62b0 60 };
<> 128:9bcdf88f62b0 61
<> 128:9bcdf88f62b0 62 template <typename R>
<> 128:9bcdf88f62b0 63 class FunctionPointerArg1<R, void> : public Callback<R()> {
<> 128:9bcdf88f62b0 64 public:
<> 128:9bcdf88f62b0 65 MBED_DEPRECATED_SINCE("mbed-os-5.1",
<> 128:9bcdf88f62b0 66 "FunctionPointer has been replaced by Callback<void()>")
<> 128:9bcdf88f62b0 67 FunctionPointerArg1(R (*function)() = 0)
<> 128:9bcdf88f62b0 68 : Callback<R()>(function) {}
<> 128:9bcdf88f62b0 69
<> 128:9bcdf88f62b0 70 template<typename T>
<> 128:9bcdf88f62b0 71 MBED_DEPRECATED_SINCE("mbed-os-5.1",
<> 128:9bcdf88f62b0 72 "FunctionPointer has been replaced by Callback<void()>")
<> 128:9bcdf88f62b0 73 FunctionPointerArg1(T *object, R (T::*member)())
<> 128:9bcdf88f62b0 74 : Callback<R()>(object, member) {}
<> 128:9bcdf88f62b0 75
<> 128:9bcdf88f62b0 76 R (*get_function())() {
<> 128:9bcdf88f62b0 77 return *reinterpret_cast<R (**)()>(this);
<> 128:9bcdf88f62b0 78 }
<> 128:9bcdf88f62b0 79
<> 128:9bcdf88f62b0 80 R call() const {
<> 128:9bcdf88f62b0 81 if (!Callback<R()>::operator bool()) {
<> 128:9bcdf88f62b0 82 return (R)0;
<> 128:9bcdf88f62b0 83 }
<> 128:9bcdf88f62b0 84
<> 128:9bcdf88f62b0 85 return Callback<R()>::call();
<> 128:9bcdf88f62b0 86 }
<> 128:9bcdf88f62b0 87
<> 128:9bcdf88f62b0 88 R operator()() const {
<> 128:9bcdf88f62b0 89 return Callback<R()>::call();
<> 128:9bcdf88f62b0 90 }
<> 128:9bcdf88f62b0 91 };
<> 128:9bcdf88f62b0 92
<> 128:9bcdf88f62b0 93 typedef FunctionPointerArg1<void, void> FunctionPointer;
<> 128:9bcdf88f62b0 94
<> 128:9bcdf88f62b0 95
<> 128:9bcdf88f62b0 96 } // namespace mbed
<> 128:9bcdf88f62b0 97
<> 128:9bcdf88f62b0 98 #endif
<> 128:9bcdf88f62b0 99
<> 128:9bcdf88f62b0 100 /** @}*/