#!/usr/bin/env python
# -*- coding: iso8859-2 -*-

'''
Show Remote Controller

version 1.1

This program shows remote controller.
Warning! This program needs special .lircrc file,
generated by do.sh script from this package.

(c) 2003-2006 Jan ONDREJ (SAL) <ondrejj@salstar.sk>
This program is licensed under GPL.

'''

import gobject
import gtk
import sys, re, string, os
import pylirc

GDK=gtk.keysyms
ORIGINAL='0'
FONT_TYPE='Sans 20'
remote=os.path.dirname(sys.argv[0])+'/rds/JVCs'
buttons={}
lircrc={}
showkeys=''
actual=showkeys
sktab=['']
cycle=True
tn=0
reg_white=re.compile('[\r\n\t ]+')

def es(s):
    return (" "+s+" ")

def setbuf(buffer,key,r):
    global lircrc
    start,end = buffer.get_bounds()
    buffer.delete(start,end)
    iter=buffer.get_end_iter()
    if lircrc.has_key((r,key)):
      buffer.insert_with_tags_by_name(iter, es(lircrc[r,key]), 'cfg')
    elif lircrc.has_key(('',key)) & (r!=ORIGINAL):
      buffer.insert_with_tags_by_name(iter, es(lircrc['',key]), 'cfg')
    else:
      buffer.insert_with_tags_by_name(iter, es(key), 'rem')

def remas(r=ORIGINAL):
    global buttons
    setbuf(buttons['MENU_TYPE'],'MENU_TYPE',r)
    for i in buttons.keys():
      setbuf(buttons[i],i,r)
    
def key_check(keyval):
    global showkeys, tn, cycle, actual
    if (keyval == GDK.Escape) | (keyval == ord('q')):
      gtk.main_quit()
    if (keyval == GDK.Return) | (keyval == ord('r')):
      if cycle:
        cycle=False
        actual=ORIGINAL
      else:
        cycle=True
        timer()
    if (keyval == ord('n')) | (keyval == GDK.Right):
      tn=tn+1
      if tn>=len(sktab):
        tn=0
      showkeys=sktab[tn]
      remas(showkeys)
    if (keyval == ord('p')) | (keyval == GDK.Left):
      tn=tn-1
      if tn<0:
        tn=len(sktab)-1
      showkeys=sktab[tn]
      remas(showkeys)
    if (keyval >= GDK._0) & (keyval <= GDK._9):
      tn=keyval-ord('0')
      showkeys=sktab[tn]
      remas(showkeys)

def keyf(treeview, event):
    key_check(event.keyval)

def check_lirc():
    events=pylirc.nextcode()
    if events:
      for event in events:
        if len(event)==1:
          key_check(ord(event))
    gobject.timeout_add(100, check_lirc)

def timer():
    global actual
    if actual==ORIGINAL:
      actual=showkeys
    else:
      actual=ORIGINAL
    remas(actual)
    if cycle:
      gobject.timeout_add(1000, timer);

def main():
    global win, buttons

    win = gtk.Window()
    win.connect('destroy', lambda win: gtk.main_quit())
	
    win.set_title('REMOTE CONTROLLER')
    win.set_border_width(8)
    win.maximize()
    
    vbox = gtk.VBox(False, 3)
    vbox.connect('key_press_event', keyf);
    win.add(vbox)

    f=open(remote,'r')
    line=0
    while 1:
      line=line+1
      l=f.readline()
      if l=='':
        break
      b=string.split(string.strip(l),'|',9)
      if line==1:
        b=b+['MENU_TYPE']
      hbox = gtk.HBox(True, 3)
      vbox.add(hbox)
      for text in b:
        text_view=gtk.TextView()
        buffer = gtk.TextBuffer(None)
        text_view.set_buffer(buffer)
        text_view.set_editable(False)
        text_view.set_cursor_visible(False)
        tag=buffer.create_tag('rem')
        tag.set_property('font', FONT_TYPE)
        tag.set_property('background','white')
        tag.set_property('foreground','black')
        tag=buffer.create_tag('cfg')
        tag.set_property('font', FONT_TYPE)
        tag.set_property('background','blue')
        tag.set_property('foreground','white')
        hbox.pack_start(text_view,True,True,0)
        buttons[text]=buffer
    
    cell = gtk.CellRendererText()
    cell.set_property('font', 'Sans 40')
    
    f.close()
    timer();
    win.show_all()
    try:
      pylirc.init('ShowRem')
      gobject.timeout_add(100, check_lirc)
    except:
      print "LIRC initialization error!"
      #sys.exit(1)
    gtk.main()

def readlircrc():
    global lircrc
    f=open(os.path.dirname(sys.argv[0])+'/lircrc','r')
    mode=''
    comment=''
    lircrc['','MENU_TYPE']='Default'
    while 1:
      l=f.readline()
      if l=='':
        break
      l=string.strip(l)
      if l and l[0]=='#': # an comment
        continue
      if re.search('begin[ \t]+([a-zA-Z0-9_]+)$',l):
        mode=re.findall('begin[ \t]+([a-zA-Z0-9_]+)$',l)[0]
        lircrc[mode,'MENU_TYPE']=mode
        sktab.append(mode)
      elif re.search('^[ \t]*[^ \t]*[ \t]+([^ \t]*)[ \t]',l):
        buttons=re.findall('^[ \t]*([^ \t]*)[ \t]',l)[0]
        comment=re.findall('^[ \t]*[^ \t]*[ \t]+([^ \t]*)[ \t]',l)[0]
        for button in string.split(buttons,';'):
          b=string.split(button,"@")[0]
          if not lircrc.has_key((mode,b)):
            lircrc[mode,b]=comment
    f.close()
                                     
if __name__ == '__main__':
    n=1
    while n<len(sys.argv):
      if sys.argv[n]=='--help':
        print "Parameters:\n"
        print "  --help              - this help\n"
        print "  --remote remotename - define remote\n"
        exit(0)
      if sys.argv[n]=='--remote':
        remote=os.path.dirname(sys.argv[0])+'/rds/'+sys.argv[n+1]
        n+=2
      else:
        print "Unknown parameter:", sys.argv[n]
        n+=1
    readlircrc()
    main()