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#include <poll.h>
#include <stdio.h>
#include "termkey.h"
static void on_key(termkey_t *tk, termkey_key *key)
{
char buffer[50];
termkey_snprint_key(tk, buffer, sizeof buffer, key, TERMKEY_FORMAT_VIM);
printf("%s\n", buffer);
}
int main(int argc, char *argv[]) {
TERMKEY_CHECK_VERSION;
termkey_t *tk = termkey_new(0, 0);
if(!tk) {
fprintf(stderr, "Cannot allocate termkey instance\n");
exit(1);
}
struct pollfd fd;
fd.fd = 0; /* the file descriptor we passed to termkey_new() */
fd.events = POLLIN;
termkey_result ret;
termkey_key key;
int running = 1;
int nextwait = -1;
while(running) {
if(poll(&fd, 1, nextwait) == 0) {
// Timed out
if(termkey_getkey_force(tk, &key) == TERMKEY_RES_KEY)
on_key(tk, &key);
}
if(fd.revents & (POLLIN|POLLHUP|POLLERR))
termkey_advisereadable(tk);
while((ret = termkey_getkey(tk, &key)) == TERMKEY_RES_KEY) {
on_key(tk, &key);
if(key.type == TERMKEY_TYPE_UNICODE &&
key.modifiers & TERMKEY_KEYMOD_CTRL &&
(key.code.codepoint == 'C' || key.code.codepoint == 'c'))
running = 0;
}
if(ret == TERMKEY_RES_AGAIN)
nextwait = termkey_get_waittime(tk);
else
nextwait = -1;
}
termkey_destroy(tk);
}
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