Exemplo n.º 1
0
static void print_key(TermKey *tk, TermKeyKey *key)
{
  switch(key->type) {
  case TERMKEY_TYPE_UNICODE:
    fprintf(stderr, "Unicode codepoint=U+%04lx utf8='%s'", key->code.codepoint, key->utf8);
    break;
  case TERMKEY_TYPE_FUNCTION:
    fprintf(stderr, "Function F%d", key->code.number);
    break;
  case TERMKEY_TYPE_KEYSYM:
    fprintf(stderr, "Keysym sym=%d(%s)", key->code.sym, termkey_get_keyname(tk, key->code.sym));
    break;
  case TERMKEY_TYPE_MOUSE:
    {
      TermKeyMouseEvent ev;
      int button, line, col;
      termkey_interpret_mouse(tk, key, &ev, &button, &line, &col);
      fprintf(stderr, "Mouse ev=%d button=%d pos=(%d,%d)\n", ev, button, line, col);
    }
    break;
  case TERMKEY_TYPE_POSITION:
    {
      int line, col;
      termkey_interpret_position(tk, key, &line, &col);
      fprintf(stderr, "Position report pos=(%d,%d)\n", line, col);
    }
    break;
  case TERMKEY_TYPE_MODEREPORT:
    {
      int initial, mode, value;
      termkey_interpret_modereport(tk, key, &initial, &mode, &value);
      fprintf(stderr, "Mode report mode=%s %d val=%d\n", initial == '?' ? "DEC" : "ANSI", mode, value);
    }
    break;
  case TERMKEY_TYPE_DCS:
    fprintf(stderr, "Device Control String");
    break;
  case TERMKEY_TYPE_OSC:
    fprintf(stderr, "Operating System Control");
    break;
  case TERMKEY_TYPE_UNKNOWN_CSI:
    fprintf(stderr, "unknown CSI\n");
    break;
  }

  int m = key->modifiers;
  fprintf(stderr, " mod=%s%s%s+%02x",
      (m & TERMKEY_KEYMOD_CTRL  ? "C" : ""),
      (m & TERMKEY_KEYMOD_ALT   ? "A" : ""),
      (m & TERMKEY_KEYMOD_SHIFT ? "S" : ""),
      m & ~(TERMKEY_KEYMOD_CTRL|TERMKEY_KEYMOD_ALT|TERMKEY_KEYMOD_SHIFT));
}
Exemplo n.º 2
0
size_t termkey_strfkey(TermKey *tk, char *buffer, size_t len, TermKeyKey *key, TermKeyFormat format)
{
  size_t pos = 0;
  size_t l = 0;

  struct modnames *mods = &modnames[!!(format & TERMKEY_FORMAT_LONGMOD) +
                                    !!(format & TERMKEY_FORMAT_ALTISMETA) * 2 +
                                    !!(format & TERMKEY_FORMAT_LOWERMOD) * 4];

  int wrapbracket = (format & TERMKEY_FORMAT_WRAPBRACKET) &&
                    (key->type != TERMKEY_TYPE_UNICODE || key->modifiers != 0);

  char sep = (format & TERMKEY_FORMAT_SPACEMOD) ? ' ' : '-';

  if(format & TERMKEY_FORMAT_CARETCTRL &&
     key->type == TERMKEY_TYPE_UNICODE &&
     key->modifiers == TERMKEY_KEYMOD_CTRL) {
    long codepoint = key->code.codepoint;

    // Handle some of the special casesfirst
    if(codepoint >= 'a' && codepoint <= 'z') {
      l = snprintf(buffer + pos, len - pos, wrapbracket ? "<^%c>" : "^%c", (char)codepoint - 0x20);
      if(l <= 0) return pos;
      pos += l;
      return pos;
    }
    else if((codepoint >= '@' && codepoint < 'A') ||
            (codepoint > 'Z' && codepoint <= '_')) {
      l = snprintf(buffer + pos, len - pos, wrapbracket ? "<^%c>" : "^%c", (char)codepoint);
      if(l <= 0) return pos;
      pos += l;
      return pos;
    }
  }

  if(wrapbracket) {
    l = snprintf(buffer + pos, len - pos, "<");
    if(l <= 0) return pos;
    pos += l;
  }

  if(key->modifiers & TERMKEY_KEYMOD_ALT) {
    l = snprintf(buffer + pos, len - pos, "%s%c", mods->alt, sep);
    if(l <= 0) return pos;
    pos += l;
  }

  if(key->modifiers & TERMKEY_KEYMOD_CTRL) {
    l = snprintf(buffer + pos, len - pos, "%s%c", mods->ctrl, sep);
    if(l <= 0) return pos;
    pos += l;
  }

  if(key->modifiers & TERMKEY_KEYMOD_SHIFT) {
    l = snprintf(buffer + pos, len - pos, "%s%c", mods->shift, sep);
    if(l <= 0) return pos;
    pos += l;
  }

  switch(key->type) {
  case TERMKEY_TYPE_UNICODE:
    if(!key->utf8[0]) // In case of user-supplied key structures
      fill_utf8(key);
    l = snprintf(buffer + pos, len - pos, "%s", key->utf8);
    break;
  case TERMKEY_TYPE_KEYSYM:
    {
      const char *name = termkey_get_keyname(tk, key->code.sym);
      if(format & TERMKEY_FORMAT_LOWERSPACE)
        l = snprint_cameltospaces(buffer + pos, len - pos, name);
      else
        l = snprintf(buffer + pos, len - pos, "%s", name);
    }
    break;
  case TERMKEY_TYPE_FUNCTION:
    l = snprintf(buffer + pos, len - pos, "%c%d",
        (format & TERMKEY_FORMAT_LOWERSPACE ? 'f' : 'F'), key->code.number);
    break;
  case TERMKEY_TYPE_MOUSE:
    {
      TermKeyMouseEvent ev;
      int button;
      int line, col;
      termkey_interpret_mouse(tk, key, &ev, &button, &line, &col);

      static const char *evnames[] = { "Unknown", "Press", "Drag", "Release" };

      l = snprintf(buffer + pos, len - pos, "Mouse%s(%d)",
          evnames[ev], button);

      if(format & TERMKEY_FORMAT_MOUSE_POS) {
        if(l <= 0) return pos;
        pos += l;

        l = snprintf(buffer + pos, len - pos, " @ (%u,%u)", col, line);
      }
    }
    break;
  case TERMKEY_TYPE_POSITION:
    l = snprintf(buffer + pos, len - pos, "Position");
    break;
  case TERMKEY_TYPE_MODEREPORT:
    {
      int initial, mode, value;
      termkey_interpret_modereport(tk, key, &initial, &mode, &value);
      if(initial)
        l = snprintf(buffer + pos, len - pos, "Mode(%c%d=%d)", initial, mode, value);
      else
        l = snprintf(buffer + pos, len - pos, "Mode(%d=%d)", mode, value);
    }
  case TERMKEY_TYPE_UNKNOWN_CSI:
    l = snprintf(buffer + pos, len - pos, "CSI %c", key->code.number & 0xff);
    break;
  }

  if(l <= 0) return pos;
  pos += l;

  if(wrapbracket) {
    l = snprintf(buffer + pos, len - pos, ">");
    if(l <= 0) return pos;
    pos += l;
  }

  return pos;
}
Exemplo n.º 3
0
Arquivo: demo.c Projeto: zonbrisad/ore
int main(int argc, char *argv[])
{
  TERMKEY_CHECK_VERSION;

  int mouse = 0;
  int mouse_proto = 0;
  TermKeyFormat format = TERMKEY_FORMAT_VIM;

  char buffer[50];
  TermKey *tk;

  int opt;
  while((opt = getopt(argc, argv, "m::p:")) != -1) {
    switch(opt) {
    case 'm':
      if(optarg)
        mouse = atoi(optarg);
      else
        mouse = 1000;

      break;

    case 'p':
      mouse_proto = atoi(optarg);
      break;

    default:
      fprintf(stderr, "Usage: %s [-m]\n", argv[0]);
      return 1;
    }
  }

  tk = termkey_new(0, TERMKEY_FLAG_SPACESYMBOL|TERMKEY_FLAG_CTRLC);

  if(!tk) {
    fprintf(stderr, "Cannot allocate termkey instance\n");
    exit(1);
  }

  TermKeyResult ret;
  TermKeyKey key;

  if(mouse) {
    printf("\033[?%dhMouse mode active\n", mouse);
    if(mouse_proto)
      printf("\033[?%dh", mouse_proto);
  }

  while((ret = termkey_waitkey(tk, &key)) != TERMKEY_RES_EOF) {
    if(ret == TERMKEY_RES_KEY) {
      termkey_strfkey(tk, buffer, sizeof buffer, &key, format);
      if(key.type == TERMKEY_TYPE_MOUSE) {
        int line, col;
        termkey_interpret_mouse(tk, &key, NULL, NULL, &line, &col);
        printf("%s at line=%d, col=%d)\n", buffer, line, col);
      }
      else if(key.type == TERMKEY_TYPE_POSITION) {
        int line, col;
        termkey_interpret_position(tk, &key, &line, &col);
        printf("Cursor position report at line=%d, col=%d)\n", line, col);
      }
      else {
        printf("%s\n", buffer);
      }

      if(key.type == TERMKEY_TYPE_UNICODE &&
         key.modifiers & TERMKEY_KEYMOD_CTRL &&
         (key.code.codepoint == 'C' || key.code.codepoint == 'c'))
        break;

      if(key.type == TERMKEY_TYPE_UNICODE &&
         key.modifiers == 0 &&
         key.code.codepoint == '?') {
        printf("\033[6n");
        fflush(stdout);
      }
    }
    else if(ret == TERMKEY_RES_ERROR) {
      if(errno != EINTR) {
        perror("termkey_waitkey");
        break;
      }
      printf("Interrupted by signal\n");
    }
  }

  if(mouse)
    printf("\033[?%dlMouse mode deactivated\n", mouse);

  termkey_destroy(tk);
}