用于自动识别外接键盘的插拔， 并完成笔记本内置键盘的停用和启用

disKB.py

#!/usr/bin/python
__author__ = 'jonny'

import re
import commands
import time

kbid_pattern = re.compile('(?<=id=)\d+', re.I)
masterid_pattern = re.compile('\d+(?=\)\])', re.I)



IN_KB_ID = -1
IN_MASTER_ID = -1

def getCurrenStatus():
    global IN_KB_ID, IN_MASTER_ID
    output_in = commands.getoutput('xinput list|grep "AT Translated"')
    output_ex = commands.getoutput('xinput list|grep "Technology Poker"|tail -n1')
    inOk = re.match('.*slave  keyboard.*', output_in) is not None
    inDis = re.match('.*floating slave.*', output_in) is not None
    exOK = re.match('.*slave  keyboard.*', output_ex) is not None
    exDis = re.match('.*floating slave.*', output_ex) is not None
    exNo = len(output_ex) == 0

    if inOk and exOK:
        # plug in
        s = re.search(kbid_pattern, output_in)
        IN_KB_ID = s.group(0)
        s = re.search(masterid_pattern, output_in)
        IN_MASTER_ID = s.group(0)
        print('xinput float ' + str(IN_KB_ID))
        commands.getoutput('xinput float ' + str(IN_KB_ID))
        return 1
    elif inOk and exNo:
        # initial  do nothing
        return 0
    elif inDis and exOK:
        # disabled do nothing
        return 2
    elif inDis and exNo:
        # unplugged
        print('xinput reattach ' + str(IN_KB_ID) + ' ' + str(IN_MASTER_ID))
        commands.getoutput('xinput reattach ' + str(IN_KB_ID) + ' ' + str(IN_MASTER_ID))
        return 3


if __name__ == '__main__':
    while True:
        currentStatus = getCurrenStatus()

        print currentStatus
        time.sleep(2)

switchKeyboard.sh

#!/bin/bash


while true
do
  AppleFloat=`xinput |grep -P 'Apple.*floating slave' -c`
  echo afloat ${AppleFloat}
  AppleID=`xinput | sed -n 's/.*Apple.*id=\([0-9]*\).*/\1/p'`
  echo aID ${AppleID}

  MasterID=`xinput | sed -n 's/.*id=\([0-9]*\).*master keyboard.*/\1/p'`
  echo master ${MasterID}
  PokerPresent=`xinput |grep 'Technology Poker' -c`
  echo Poker ${PokerPresent}

  if [[ $PokerPresent > 0 ]]; then 
    if [[ $AppleFloat == 0 ]]; then
      xinput float ${AppleID}
      echo float the Apple keyboard
    fi
  else
    if [[ $AppleFloat > 0 ]];then
      xinput reattach ${AppleID} ${MasterID}
      echo reattach the Apple keyboard
    fi
  fi

  sleep 2
done