Jan Cumps / microbit-dal

microbit-dal

Dependencies:   BLE_API mbed-dev-bin nRF51822

Fork of microbit-dal by Lancaster University

source/core/MemberFunctionCallback.cpp@75:23164d324459, 2018-11-07 (annotated)

Committer:
jancumps
Date:
Wed Nov 07 19:56:26 2018 +0000
Revision:
75:23164d324459
Parent:
1:8aa5cdb4ab67 
unchanged

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Jonathan Austin 1:8aa5cdb4ab67 1 /*
Jonathan Austin 1:8aa5cdb4ab67 2 The MIT License (MIT)
Jonathan Austin 1:8aa5cdb4ab67 3
Jonathan Austin 1:8aa5cdb4ab67 4 Copyright (c) 2016 British Broadcasting Corporation.
Jonathan Austin 1:8aa5cdb4ab67 5 This software is provided by Lancaster University by arrangement with the BBC.
Jonathan Austin 1:8aa5cdb4ab67 6
Jonathan Austin 1:8aa5cdb4ab67 7 Permission is hereby granted, free of charge, to any person obtaining a
Jonathan Austin 1:8aa5cdb4ab67 8 copy of this software and associated documentation files (the "Software"),
Jonathan Austin 1:8aa5cdb4ab67 9 to deal in the Software without restriction, including without limitation
Jonathan Austin 1:8aa5cdb4ab67 10 the rights to use, copy, modify, merge, publish, distribute, sublicense,
Jonathan Austin 1:8aa5cdb4ab67 11 and/or sell copies of the Software, and to permit persons to whom the
Jonathan Austin 1:8aa5cdb4ab67 12 Software is furnished to do so, subject to the following conditions:
Jonathan Austin 1:8aa5cdb4ab67 13
Jonathan Austin 1:8aa5cdb4ab67 14 The above copyright notice and this permission notice shall be included in
Jonathan Austin 1:8aa5cdb4ab67 15 all copies or substantial portions of the Software.
Jonathan Austin 1:8aa5cdb4ab67 16
Jonathan Austin 1:8aa5cdb4ab67 17 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Jonathan Austin 1:8aa5cdb4ab67 18 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Jonathan Austin 1:8aa5cdb4ab67 19 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
Jonathan Austin 1:8aa5cdb4ab67 20 THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Jonathan Austin 1:8aa5cdb4ab67 21 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
Jonathan Austin 1:8aa5cdb4ab67 22 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
Jonathan Austin 1:8aa5cdb4ab67 23 DEALINGS IN THE SOFTWARE.
Jonathan Austin 1:8aa5cdb4ab67 24 */
Jonathan Austin 1:8aa5cdb4ab67 25
Jonathan Austin 1:8aa5cdb4ab67 26 /**
Jonathan Austin 1:8aa5cdb4ab67 27 * Class definition for a MemberFunctionCallback.
Jonathan Austin 1:8aa5cdb4ab67 28 *
Jonathan Austin 1:8aa5cdb4ab67 29 * C++ member functions (also known as methods) have a more complex
Jonathan Austin 1:8aa5cdb4ab67 30 * representation than normal C functions. This class allows a reference to
Jonathan Austin 1:8aa5cdb4ab67 31 * a C++ member function to be stored then called at a later date.
Jonathan Austin 1:8aa5cdb4ab67 32 *
Jonathan Austin 1:8aa5cdb4ab67 33 * This class is used extensively by the MicroBitMessageBus to deliver
Jonathan Austin 1:8aa5cdb4ab67 34 * events to C++ methods.
Jonathan Austin 1:8aa5cdb4ab67 35 */
Jonathan Austin 1:8aa5cdb4ab67 36
Jonathan Austin 1:8aa5cdb4ab67 37 #include "MicroBitConfig.h"
Jonathan Austin 1:8aa5cdb4ab67 38 #include "MemberFunctionCallback.h"
Jonathan Austin 1:8aa5cdb4ab67 39
Jonathan Austin 1:8aa5cdb4ab67 40 /**
Jonathan Austin 1:8aa5cdb4ab67 41 * Calls the method reference held by this MemberFunctionCallback.
Jonathan Austin 1:8aa5cdb4ab67 42 *
Jonathan Austin 1:8aa5cdb4ab67 43 * @param e The event to deliver to the method
Jonathan Austin 1:8aa5cdb4ab67 44 */
Jonathan Austin 1:8aa5cdb4ab67 45 void MemberFunctionCallback::fire(MicroBitEvent e)
Jonathan Austin 1:8aa5cdb4ab67 46 {
Jonathan Austin 1:8aa5cdb4ab67 47 invoke(object, method, e);
Jonathan Austin 1:8aa5cdb4ab67 48 }
Jonathan Austin 1:8aa5cdb4ab67 49
Jonathan Austin 1:8aa5cdb4ab67 50 /**
Jonathan Austin 1:8aa5cdb4ab67 51 * A comparison of two MemberFunctionCallback objects.
Jonathan Austin 1:8aa5cdb4ab67 52 *
Jonathan Austin 1:8aa5cdb4ab67 53 * @return true if the given MemberFunctionCallback is equivalent to this one, false otherwise.
Jonathan Austin 1:8aa5cdb4ab67 54 */
Jonathan Austin 1:8aa5cdb4ab67 55 bool MemberFunctionCallback::operator==(const MemberFunctionCallback &mfc)
Jonathan Austin 1:8aa5cdb4ab67 56 {
Jonathan Austin 1:8aa5cdb4ab67 57 return (object == mfc.object && (memcmp(method,mfc.method,sizeof(method))==0));
Jonathan Austin 1:8aa5cdb4ab67 58 }