+class AbortOnGetkey(Exception):
+ pass
+
+
+
class TUI:
def __init__(self):
self._log = []
+ self.do_refresh = True
+ self.store_widechar = False
curses.wrapper(self.run_loop)
def addstr(self, y, x, line, attr=0):
self.stdscr = stdscr
self.init_loop()
while True:
- self.loop()
+ try:
+ self.loop()
+ except AbortOnGetkey:
+ continue
+ self.do_refresh = True
def log(self, msg):
self._log += [msg]
+ self.do_refresh = True
+ def get_key_and_keycode(self):
+ try:
+ key = self.stdscr.getkey()
+ except curses.error:
+ raise AbortOnGetkey
+ keycode = None
+ if len(key) == 1:
+ keycode = ord(key)
+ # workaround for <https://stackoverflow.com/a/56390915>
+ if self.store_widechar:
+ self.store_widechar = False
+ key = bytes([195, keycode]).decode()
+ if keycode == 195:
+ self.store_widechar = True
+ raise AbortOnGetkey
+ return key, keycode
def msg_into_lines_of_width(msg, width):