/*
 * 01-inicial.c
 *
 * Ejemplo de uso de ncurses tomado de la
 * Introduccion a ncurses
 *
 */

#include <curses.h>
#include <signal.h>
#include <stdlib.h>

static void finish(int sig);

int
main(int argc, char *argv[])
{
	int num = 0;

	/* initialize your non-curses data structures here */

	(void) signal(SIGINT, finish);      /* arrange interrupts to terminate */

	(void) initscr();      /* initialize the curses library */
	keypad(stdscr, TRUE);  /* enable keyboard mapping */
	(void) nonl();         /* tell curses not to do NL->CR/NL on output */
	(void) cbreak();       /* take input chars one at a time, no wait for \n */
	(void) noecho();         /* echo input - in color */

	if (has_colors())
	{
		start_color();

		/*
		 * Simple color assignment, often all we need.  Color pair 0 cannot
		 * be redefined.  This example uses the same value for the color
		 * pair as for the foreground color, though of course that is not
		 * necessary:
		 */
		init_pair(1, COLOR_RED,     COLOR_BLACK);
		init_pair(2, COLOR_GREEN,   COLOR_BLACK);
		init_pair(3, COLOR_YELLOW,  COLOR_BLACK);
		init_pair(4, COLOR_BLUE,    COLOR_BLACK);
		init_pair(5, COLOR_CYAN,    COLOR_BLACK);
		init_pair(6, COLOR_MAGENTA, COLOR_BLACK);
		init_pair(7, COLOR_WHITE,   COLOR_BLACK);
	}

	for (;;)
	{
		int c = getch();     /* refresh, accept single keystroke of input */
		attrset(COLOR_PAIR(num % 8));
		num++;
		/* process the command keystroke */
		addch(c);
	}

	finish(0);               /* we're done */
}

static void finish(int sig)
{
	endwin();

	/* do your non-curses wrapup here */

	exit(0);
}

/* EOF 01-inicial.c */