Hideharu Tsunemoto / Mbed 2 deprecated SmallDoseMeter_Single_AE_LPC11U35

LPC11U35 ADC Tick & USBSerial

Dependencies:   mbed

Dependents:   SmallDoseMeter_SingleCH_AE_lpc11u35_V1_00

mbed/FunctionPointer.h@1:b1a3be5f48ab, 2018-02-19 (annotated)

Committer:
H_Tsunemoto
Date:
Mon Feb 19 09:09:52 2018 +0000
Revision:
1:b1a3be5f48ab
Parent:
0:871ab6846b18 
test

Who changed what in which revision?

UserRevisionLine numberNew contents of line
H_Tsunemoto 0:871ab6846b18 1 /* mbed Microcontroller Library
H_Tsunemoto 0:871ab6846b18 2 * Copyright (c) 2006-2013 ARM Limited
H_Tsunemoto 0:871ab6846b18 3 *
H_Tsunemoto 0:871ab6846b18 4 * Licensed under the Apache License, Version 2.0 (the "License");
H_Tsunemoto 0:871ab6846b18 5 * you may not use this file except in compliance with the License.
H_Tsunemoto 0:871ab6846b18 6 * You may obtain a copy of the License at
H_Tsunemoto 0:871ab6846b18 7 *
H_Tsunemoto 0:871ab6846b18 8 * http://www.apache.org/licenses/LICENSE-2.0
H_Tsunemoto 0:871ab6846b18 9 *
H_Tsunemoto 0:871ab6846b18 10 * Unless required by applicable law or agreed to in writing, software
H_Tsunemoto 0:871ab6846b18 11 * distributed under the License is distributed on an "AS IS" BASIS,
H_Tsunemoto 0:871ab6846b18 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
H_Tsunemoto 0:871ab6846b18 13 * See the License for the specific language governing permissions and
H_Tsunemoto 0:871ab6846b18 14 * limitations under the License.
H_Tsunemoto 0:871ab6846b18 15 */
H_Tsunemoto 0:871ab6846b18 16 #ifndef MBED_FUNCTIONPOINTER_H
H_Tsunemoto 0:871ab6846b18 17 #define MBED_FUNCTIONPOINTER_H
H_Tsunemoto 0:871ab6846b18 18
H_Tsunemoto 0:871ab6846b18 19 #include <string.h>
H_Tsunemoto 0:871ab6846b18 20
H_Tsunemoto 0:871ab6846b18 21 namespace mbed {
H_Tsunemoto 0:871ab6846b18 22
H_Tsunemoto 0:871ab6846b18 23 typedef void (*pvoidf_t)(void);
H_Tsunemoto 0:871ab6846b18 24
H_Tsunemoto 0:871ab6846b18 25 /** A class for storing and calling a pointer to a static or member void function
H_Tsunemoto 0:871ab6846b18 26 */
H_Tsunemoto 0:871ab6846b18 27 class FunctionPointer {
H_Tsunemoto 0:871ab6846b18 28 public:
H_Tsunemoto 0:871ab6846b18 29
H_Tsunemoto 0:871ab6846b18 30 /** Create a FunctionPointer, attaching a static function
H_Tsunemoto 0:871ab6846b18 31 *
H_Tsunemoto 0:871ab6846b18 32 * @param function The void static function to attach (default is none)
H_Tsunemoto 0:871ab6846b18 33 */
H_Tsunemoto 0:871ab6846b18 34 FunctionPointer(void (*function)(void) = 0);
H_Tsunemoto 0:871ab6846b18 35
H_Tsunemoto 0:871ab6846b18 36 /** Create a FunctionPointer, attaching a member function
H_Tsunemoto 0:871ab6846b18 37 *
H_Tsunemoto 0:871ab6846b18 38 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
H_Tsunemoto 0:871ab6846b18 39 * @param function The address of the void member function to attach
H_Tsunemoto 0:871ab6846b18 40 */
H_Tsunemoto 0:871ab6846b18 41 template<typename T>
H_Tsunemoto 0:871ab6846b18 42 FunctionPointer(T *object, void (T::*member)(void)) {
H_Tsunemoto 0:871ab6846b18 43 attach(object, member);
H_Tsunemoto 0:871ab6846b18 44 }
H_Tsunemoto 0:871ab6846b18 45
H_Tsunemoto 0:871ab6846b18 46 /** Attach a static function
H_Tsunemoto 0:871ab6846b18 47 *
H_Tsunemoto 0:871ab6846b18 48 * @param function The void static function to attach (default is none)
H_Tsunemoto 0:871ab6846b18 49 */
H_Tsunemoto 0:871ab6846b18 50 void attach(void (*function)(void) = 0);
H_Tsunemoto 0:871ab6846b18 51
H_Tsunemoto 0:871ab6846b18 52 /** Attach a member function
H_Tsunemoto 0:871ab6846b18 53 *
H_Tsunemoto 0:871ab6846b18 54 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
H_Tsunemoto 0:871ab6846b18 55 * @param function The address of the void member function to attach
H_Tsunemoto 0:871ab6846b18 56 */
H_Tsunemoto 0:871ab6846b18 57 template<typename T>
H_Tsunemoto 0:871ab6846b18 58 void attach(T *object, void (T::*member)(void)) {
H_Tsunemoto 0:871ab6846b18 59 _object = static_cast<void*>(object);
H_Tsunemoto 0:871ab6846b18 60 memcpy(_member, (char*)&member, sizeof(member));
H_Tsunemoto 0:871ab6846b18 61 _membercaller = &FunctionPointer::membercaller<T>;
H_Tsunemoto 0:871ab6846b18 62 _function = 0;
H_Tsunemoto 0:871ab6846b18 63 }
H_Tsunemoto 0:871ab6846b18 64
H_Tsunemoto 0:871ab6846b18 65 /** Call the attached static or member function
H_Tsunemoto 0:871ab6846b18 66 */
H_Tsunemoto 0:871ab6846b18 67 void call();
H_Tsunemoto 0:871ab6846b18 68
H_Tsunemoto 0:871ab6846b18 69 pvoidf_t get_function() const {
H_Tsunemoto 0:871ab6846b18 70 return (pvoidf_t)_function;
H_Tsunemoto 0:871ab6846b18 71 }
H_Tsunemoto 0:871ab6846b18 72
H_Tsunemoto 0:871ab6846b18 73 #ifdef MBED_OPERATORS
H_Tsunemoto 0:871ab6846b18 74 void operator ()(void);
H_Tsunemoto 0:871ab6846b18 75 #endif
H_Tsunemoto 0:871ab6846b18 76
H_Tsunemoto 0:871ab6846b18 77 private:
H_Tsunemoto 0:871ab6846b18 78 template<typename T>
H_Tsunemoto 0:871ab6846b18 79 static void membercaller(void *object, char *member) {
H_Tsunemoto 0:871ab6846b18 80 T* o = static_cast<T*>(object);
H_Tsunemoto 0:871ab6846b18 81 void (T::*m)(void);
H_Tsunemoto 0:871ab6846b18 82 memcpy((char*)&m, member, sizeof(m));
H_Tsunemoto 0:871ab6846b18 83 (o->*m)();
H_Tsunemoto 0:871ab6846b18 84 }
H_Tsunemoto 0:871ab6846b18 85
H_Tsunemoto 0:871ab6846b18 86 void (*_function)(void); // static function pointer - 0 if none attached
H_Tsunemoto 0:871ab6846b18 87 void *_object; // object this pointer - 0 if none attached
H_Tsunemoto 0:871ab6846b18 88 char _member[16]; // raw member function pointer storage - converted back by registered _membercaller
H_Tsunemoto 0:871ab6846b18 89 void (*_membercaller)(void*, char*); // registered membercaller function to convert back and call _member on _object
H_Tsunemoto 0:871ab6846b18 90 };
H_Tsunemoto 0:871ab6846b18 91
H_Tsunemoto 0:871ab6846b18 92 } // namespace mbed
H_Tsunemoto 0:871ab6846b18 93
H_Tsunemoto 0:871ab6846b18 94 #endif