77 lines
1.9 KiB
C++
77 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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R<EFBFBD>le : Permet de g<EFBFBD>rer 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 "clavier.h"
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Clavier::Clavier()
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/*
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* R<EFBFBD>le : 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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* R<EFBFBD>le : Lit si une touche est enfonc<EFBFBD>e
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* Fonction non bloquante.
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*
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* Param<EFBFBD>tre de retour 0 si aucune touche n'est enfonc<EFBFBD>e,
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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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char touche = kbhit();
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TOUCHES_CLAVIER retour;
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switch (touche)
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{
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case '\n':
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case '\r': retour = FIN ;
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break;
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case ' ' : retour = MODE ;
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break;
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case '+' : retour = PLUS ;
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break;
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case '-' : retour = MOINS ;
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break;
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default : retour = AUCUNE ;
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}
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return retour ;
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}
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