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.panelimport randomimport timeimport sysimport selectgui = Noneclass 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 += 1if __name__ == "__main__": f = feeder() f.run()
