ButtonHandler.h

00001 /* Copyright (c) <2016> <MultiTech Systems>, MIT License
00002  *
00003  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software 
00004  * and associated documentation files (the "Software"), to deal in the Software without restriction, 
00005  * including without limitation the rights to use, copy, modify, merge, publish, distribute, 
00006  * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is 
00007  * furnished to do so, subject to the following conditions:
00008  *
00009  * The above copyright notice and this permission notice shall be included in all copies or 
00010  * substantial portions of the Software.
00011  *
00012  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING 
00013  * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
00014  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
00015  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
00016  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00017  */
00018 
00019 #ifndef __BUTTONHANDLER_H__
00020 #define __BUTTONHANDLER_H__
00021 
00022 #include "mbed.h"
00023 #include "rtos.h"
00024 
00025 #define buttonSignal (int32_t)0x01
00026 
00027 class ButtonHandler {
00028     public:
00029         typedef enum {
00030             none = 0,
00031             sw1_press,
00032             sw1_hold,
00033             sw2_press
00034         } ButtonEvent;
00035 
00036         ButtonHandler(osThreadId main);
00037         ~ButtonHandler();
00038 
00039         ButtonEvent getButtonEvent();
00040 
00041         void sw1_fall();
00042         void sw1_rise();
00043         void sw2_fall();
00044         void sw2_rise();
00045 
00046         osThreadId _main;
00047         Thread _thread;
00048         InterruptIn _sw1;
00049         InterruptIn _sw2;
00050         Timer _sw1_timer;
00051         Timer _sw2_timer;
00052         time_t _sw1_time;
00053         time_t _sw2_time;
00054         bool _sw1_running;
00055         bool _sw2_running;
00056         ButtonEvent _event;
00057         time_t _debounce_time;
00058         time_t _hold_threshold;
00059 };
00060 
00061 #endif