# !/usr/bin/env python
# -*- coding: utf-8 -*-

from pynput import keyboard
from pynput.keyboard import Key, Controller


def on_press(key):
	try:
		# print('alphanumeric key  {0} pressed'.format(key.char))
		pass
	except AttributeError:
		# print('special key {0} pressed'.format(key))
		pass


def on_release(key):
	global VirguleCnt, InputType
	global keytemp
	global VirguleCnt

	try:
		# print('alphanumeric key  {0} pressed'.format(key.char))
		if key.char == '/':
			VirguleCnt += 1
			# print(VirguleCnt)
			if ((VirguleCnt == 2) & (InputType == 0)):
				print("连续监测到// + 英文状态，切换到中文")
				InputType = 1
				keytemp.press(Key.shift)
				keytemp.release(Key.shift)
		else:
			VirguleCnt = 0
	except AttributeError:
		# print('special key {0} pressed'.format(key))
		VirguleCnt = 0
		if key == keyboard.Key.esc:  # ESC，停止监听
			return False
		# elif key == keyboard.Key.shift:  # 模拟和手动shift，都会发生执行此段程序
		# 	VirguleCnt = 10
		elif key == keyboard.Key.enter:  # 换行
			if (InputType == 1):         # 中文
				print("换行 + 中文状态，切换到英文")
				InputType = 0
				keytemp.press(Key.shift)
				keytemp.release(Key.shift)
		else:
			pass


# 写程序注释无缝超顺滑切换的python小程序
if __name__ == "__main__":
	VirguleCnt = 0
	InputType = 0  # 默认初始为英文输入状态
	keytemp = Controller()

	with keyboard.Listener(on_press=on_press, on_release=on_release) as listener:
		listener.join()