diff options
Diffstat (limited to 'ui-curses.c')
| -rw-r--r-- | ui-curses.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/ui-curses.c b/ui-curses.c index 619524b..f2f6899 100644 --- a/ui-curses.c +++ b/ui-curses.c @@ -528,6 +528,46 @@ static void ui_suspend(Ui *ui) { raise(SIGSTOP); } +static bool ui_haskey(Ui *ui) { + nodelay(stdscr, TRUE); + int c = getch(); + if (c != ERR) + ungetch(c); + nodelay(stdscr, FALSE); + return c != ERR; +} + +static Key ui_getkey(Ui *ui) { + Key key = { .str = "", .code = 0 }; + int keycode = getch(), cur = 0; + if (keycode == ERR) + return key; + + if (keycode >= KEY_MIN) { + key.code = keycode; + } else { + key.str[cur++] = keycode; + int len = 1; + unsigned char keychar = keycode; + if (ISASCII(keychar)) len = 1; + else if (keychar == 0x1B || keychar >= 0xFC) len = 6; + else if (keychar >= 0xF8) len = 5; + else if (keychar >= 0xF0) len = 4; + else if (keychar >= 0xE0) len = 3; + else if (keychar >= 0xC0) len = 2; + len = MIN(len, LENGTH(key.str)); + + if (cur < len) { + nodelay(stdscr, TRUE); + for (int t; cur < len && (t = getch()) != ERR; cur++) + key.str[cur] = t; + nodelay(stdscr, FALSE); + } + } + + return key; +} + Ui *ui_curses_new(void) { setlocale(LC_CTYPE, ""); if (!getenv("ESCDELAY")) @@ -571,6 +611,8 @@ Ui *ui_curses_new(void) { .info = info, .info_hide = info_hide, .color_get = color_get, + .haskey = ui_haskey, + .getkey = ui_getkey, }; struct sigaction sa; |