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

import gtk
import gobject
import sys
import gd

def makeIcon(temp,humi):
    im = gd.image((23,22))

    white = im.colorAllocate((255,255,255))
    black = im.colorAllocate((0,0,0))
    red = im.colorAllocate((255,0,0))
    blue = im.colorAllocate((0,0,255))

    im.filledRectangle((0,0),(23,22),white)
    im.lines(((0,0),(22,0),(22,0),(22,21),(22,21),(0,21),(0,0)),blue)
    
    if temp == '0' or humi == '0':
        im.string(gd.gdFontTiny,(2,5),"init..",red)
    else :
        im.string(gd.gdFontTiny,(2,2),temp,red)
        im.string(gd.gdFontTiny,(2,12),humi,red)

    f = open("/tmp/exdt.png","w")
    im.writePng(f)
    f.close()

def updateIcon(iochannel,condition,*args):
    systray = args[0]
    tnh = args[1]

    tooltip = ''

    data = iochannel.readline()
    data = data[:-2]
    envr = data.split(' ')

    if len(envr) == 1:
        return True

    if envr[1] == '_T' :
        tnh['temp'] = envr[0]
    elif envr[1] == '_H' :
        tnh['humi'] = envr[0]

        if tnh['temp'] != '0.0' and tnh['humi'] != '0.0':
            makeIcon(tnh['temp'],tnh['humi'])
            systray.set_from_file("/tmp/exdt.png")
            tooltip = "온도: "+tnh['temp']+"°C" + "\n" + "습도: "+tnh['humi']+"%"
            systray.set_tooltip(tooltip)
    else :
        return True
    return True

def endOfThisProgram(widget,*string):
    sys.exit()
     

def myMenu(systray,button,time,*args):
    mymenu = gtk.Menu()
    endItem = gtk.MenuItem("끝내기")
    mymenu.add(endItem)
    endItem.connect("activate",endOfThisProgram)
    endItem.show()
    mymenu.show()
    mymenu.popup(None,None,None,button,time)
    

def systemTrayRun():
    systray = gtk.StatusIcon()
    makeIcon("0","0")
    systray.set_from_file("/tmp/exdt.png")
    systray.set_tooltip("정보를 받아오는 중입니다.\n잠시기다려주십시오")
    systray.set_visible(True)
    systray.connect("popup-menu",myMenu)

    fd = open('/tmp/exdt','r')
    gobject.io_add_watch(fd,gobject.IO_IN,updateIcon,systray,tnh)
    gtk.main()
    fd.close();

tnh = {'temp':'0','humi':'0'}
print "StatusIcon"
systemTrayRun()