88 lines
1.9 KiB
C++
88 lines
1.9 KiB
C++
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/**************************************************************************
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Classe Clavier
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Auteur : Philippe CRUCHET - Janvier 2015
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Rôle : Permet de gérer les touches du clavier de l'horloge.
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Projet : horloge
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IDE : Code::Blocks sous linux utilisation de termios
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*************************************************************************/
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#include <stdio.h>
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#include <iostream>
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#include "clavier.h"
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using namespace std;
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Clavier::Clavier()
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/*
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* Rôle : Initialisation du clavier
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*/
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{
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tcgetattr(0,&initial_settings);
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new_settings = initial_settings;
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new_settings.c_lflag &= ~ICANON;
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new_settings.c_lflag &= ~ECHO;
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new_settings.c_lflag &= ~ISIG;
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new_settings.c_oflag &= ~NL0;
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new_settings.c_oflag &= ~CR0;
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new_settings.c_oflag &= ~TAB0;
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new_settings.c_oflag &=~BS0;
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new_settings.c_cc[VMIN] = 1;
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new_settings.c_cc[VTIME] = 0;
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cfsetospeed (&new_settings, B230400);
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cfsetispeed(&new_settings, 0);
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tcsetattr(0, TCSANOW, &new_settings);
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}
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Clavier::~Clavier()
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{
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tcsetattr(0, TCSANOW, &initial_settings);
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}
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char Clavier::kbhit()
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/*
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* Rôle : Lit si une touche est enfoncée
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* Fonction non bloquante.
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*
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* Paramètre de retour 0 si aucune touche n'est enfoncée,
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* sinon le code de la touche.
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*/
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{
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char ch = 0;
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new_settings.c_cc[VMIN]=0;
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tcsetattr(0,TCSANOW, &new_settings);
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read(0,&ch,1);
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new_settings.c_cc[VMIN]=1;
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tcsetattr(0,TCSANOW, &new_settings);
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return ch;
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}
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TOUCHES_CLAVIER Clavier::ScruterClavier()
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{
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TOUCHES_CLAVIER retour;
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char key;
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key = kbhit();
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switch(key)
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{
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case '+':
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retour = PLUS;
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break;
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case '-':
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retour = MOINS;
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break;
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case 0x20:
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retour = MODE;
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break;
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case '\n':
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retour = FIN;
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break;
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default:
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retour = AUCUNE;
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}
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return retour;
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}
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