Skip to content

Instantly share code, notes, and snippets.

@ian-weisser
Created April 6, 2014 23:45
Show Gist options
  • Save ian-weisser/10012692 to your computer and use it in GitHub Desktop.
Save ian-weisser/10012692 to your computer and use it in GitHub Desktop.
Python class that adds an easy, independent clock to a Curses window
#!/usr/bin/python3
import curses
import time
import threading
class Clock(threading.Thread):
""" Clock curses string class. Updates every second. Easy to install """
def __init__(self, stdscr, show_seconds=True):
""" Create the clock """
super(Clock, self).__init__()
if show_seconds:
self._target=self.update_seconds
else:
self._target=self.blink_colon
self.daemon = True
self.stdscr = stdscr
self.start()
def update_seconds(self):
""" If seconds are showing, update the clock each second """
while 1:
self.stdscr.addstr(12, 12, time.strftime("%a, %d %b %Y %H:%M:%S"))
self.stdscr.refresh()
time.sleep(1)
def blink_colon(self):
""" If seconds are not showing, blink the colon each second """
while 1:
if int(time.time()) % 2 != 0:
self.stdscr.addstr(14, 12, time.strftime("%a, %d %b %Y %H:%M"))
else:
self.stdscr.addstr(14, 12, time.strftime("%a, %d %b %Y %H %M"))
stdscr.refresh()
time.sleep(1)
def run(stdscr):
stdscr.addstr( 1, 0, "This is sample text\n\n")
stdscr.addstr(18, 0, "This is more sample text\n\n")
clock1 = Clock(stdscr)
clock2 = Clock(stdscr, seconds=False)
# End with any key
while 1:
event = stdscr.getch()
break
if __name__=="__main__":
stdscr = curses.initscr()
curses.wrapper(run)
@imrek
Copy link

imrek commented Apr 28, 2017

Hello,
Thank you for this example demonstrating how to use threading with curses.
By the way, in line 45 the argument name should be ´´´show_seconds```.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment