YourLai 摘记

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#!/usr/bin/python -OO

import os
import re
import time

#wait for XServer to start
time.sleep(5)

strp = "[0][x][0-9a-fA-F]+"
p = re.compile(strp)

## Get opened windows ids
winids = os.popen('xprop -root | grep "_NET_CLIENT_LIST(WINDOW):"').readlines()
ids = ",".join(winids)
winids = p.findall(ids)

## Get actived window's id
activewinid = os.popen('xprop -root | grep "_NET_ACTIVE_WINDOW(WINDOW):"' ).readlines()
ids = ",".join(activewinid)
ids = p.findall(ids)
if len(ids) != 0:
activewinid = ids[0]
else:
activewinid = ""

for id in winids:
    if (id == "0xc00001") or (id == activewinid):
        continue
    os.system("transset-df --id " + id + " 0.6")

os.system("transset-df --id " + activewinid + " 1")

while(1):
   newactid = os.popen('xprop -root | grep "_NET_ACTIVE_WINDOW(WINDOW):"').readlines()
   ids = ",".join(newactid)
   ids = p.findall(ids)
   if len(ids) != 0:
      newactid = ids[0]
   else:
      newactid = ""

   if activewinid == newactid :
      time.sleep(3)
      continue
   os.system("transset-df --id " + activewinid + " 0.6")
   os.system("transset-df --id " + newactid + " 1")
   activewinid = newactid