我终于成功地通过在double while循环中从sys.stdin中读取一个字节，然后避免使用另一个线程来使其工作。以下代码可能无法在MS Windows上运行，并且由于我不是专业开发人员，因此它可能未经过优化或引发未捕获的错误，但这只是为了使我了解事情的工作原理而准备的草稿（尽管欢迎发表评论） ）。特别感谢Paul Griffiths指导我使用sys.stdin。
#!/usr/bin/python
# -*- coding: iso-8859-1 -*-
import curses, curses.panel
import random
import time
import sys
import select
gui = None
class ui:
def __init__(self):
self.stdscr = curses.initscr()
curses.noecho()
curses.cbreak()
curses.curs_set(0)
self.stdscr.keypad(1)
self.win1 = curses.newwin(10, 50, 0, 0)
self.win1.border(0)
self.pan1 = curses.panel.new_panel(self.win1)
self.win2 = curses.newwin(10, 50, 0, 0)
self.win2.border(0)
self.pan2 = curses.panel.new_panel(self.win2)
self.win3 = curses.newwin(10, 50, 12, 0)
self.win3.border(0)
self.pan3 = curses.panel.new_panel(self.win3)
self.win1.addstr(1, 1, "Window 1")
self.win2.addstr(1, 1, "Window 2")
self.win3.addstr(1, 1, "Press 's' to switch windows or 'q' to quit.")
self.pan1.hide()
def refresh(self):
curses.panel.update_panels()
self.win2.refresh()
self.win1.refresh()
def switch_pan(self):
if self.pan1.hidden():
self.pan2.bottom()
self.pan2.hide()
self.pan1.top()
self.pan1.show()
else:
self.pan1.bottom()
self.pan1.hide()
self.pan2.top()
self.pan2.show()
self.refresh()
def quit_ui(self):
curses.nocbreak()
self.stdscr.keypad(0)
curses.curs_set(1)
curses.echo()
curses.endwin()
print "UI quitted"
exit(0)
class Feeder:
# Fake U.I Feeder
def __init__(self):
self.running = False
self.ui = ui()
self.count = 0
def stop(self):
self.running = False
def run(self):
self.running = True
self.Feed()
def Feed(self):
while self.running :
while sys.stdin in select.select([sys.stdin], [], [], 0)[0]:
line = sys.stdin.read(1)
if line.strip() == "q":
self.stop()
self.ui.quit_ui()
break
elif line.strip() == "s":
self.ui.switch_pan()
self.ui.win1.addstr(3, 1, str(self.count)+\
": "+str(int(round(random.random()*999))))
self.ui.win1.addstr(4, 1, str(self.running))
self.ui.win2.addstr(3, 1, str(self.count)+\
": "+str(int(round(random.random()*999))))
self.ui.win2.addstr(4, 1, str(self.running))
self.ui.refresh()
time.sleep(0.1)
self.count += 1
if __name__ == "__main__":
f = Feeder()
f.run()
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