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

''' file check_oldconf.py 
Decide whether to delete the install.xml file'''

import Tkinter
import sys
import subprocess
import getopt

ins_xml = '/var/install/install.xml'
lang = 'english'
message = {}
message['english'] = 'The system detects the presence of the last\n \
installation to retain the configuration file, whether to use'
message['chinese'] = '系统检测到存在上次安装保留的配置文件，是否使用它'

def print_usages():
    print 'Usage: %s [-l|--language language] [-h|--help]' % sys.argv[0]
    print 'language [english|chinese]'
    print 'default language is english'

def yes():
    root.destroy()

def no():
    ''' remove system left install.xml file'''
    cmd='rm -rf ' + ins_xml
    subprocess.Popen(cmd,shell=True)
    root.destroy()

def init(language):
    ''' implement Widget'''
    global root
    root = Tkinter.Tk()
    root.title("Linx")
    root.geometry("%sx%s+0+0" % (root.winfo_screenwidth(),
                                 root.winfo_screenheight()))
    txt = message[language]
    lab  = Tkinter.Label(root,text=txt)
    lab.grid(row=1,column=1)
    btn1 = Tkinter.Button(root,text='Yes',command=sys.modules[__name__].yes)
    btn2 = Tkinter.Button(root,text='No',command=sys.modules[__name__].no)
    btn1.grid(row=2,column=0,padx=40,pady=100,ipadx=20)
    btn2.grid(row=2,column=2,padx=20,pady=100,ipadx=15) 
    root.rowconfigure(1,weight=2)
    root.columnconfigure(1,weight=1)
    root.rowconfigure(2,weight=1)
    root.mainloop()

try:
    opts,args = getopt.getopt(sys.argv[1:],"l:",["language="])
except getopt.GetoptError:
    print_usages()
    sys.exit(1)

for opt,arg in opts:
    if opt in ('-l','--language'):
        lang = arg
    if opt in ('-h','--help'):
        print_usages()
        sys.exit(0)

if lang in ('english','chinese'):
    init(lang)
else:
    print_usages()
    sys.exit(1)