#!bin/python

from __future__ import division, nested_scopes

from optparse import OptionParser

import Tkinter as tk

import louie as dispatcher

from twisted.internet import reactor, tksupport, task

import run_local

from light9.dmxchanedit import Levelbox

from light9 import dmxclient, Patch, Submaster, showconfig, prof

from light9.uihelpers import toplevelat

from light9.rdfdb.syncedgraph import SyncedGraph

class Subcomposer(tk.Frame):

        tk.Frame.__init__(self,parent)

        self.graph = graph

        graph.addHandler(self.updateChannels)

    def updateChannels(self):

        """(re)make Onelevel boxes for the defined channels"""

        [ch.destroy() for ch in self.winfo_children()]

        self.levels = [] # Onelevel objects

        chans = list(self.graph.subjects(RDF.type, L9.Channel))

        cols = 2

        rows = len(chans) // cols

        def make_frame(parent):

             f = tk.Frame(parent, bd=0, bg='black')

             f.pack(side='left')

             return f

        columnFrames = [make_frame(self) for x in range(cols)]

        for i, channel in enumerate(chans): # sort?

            # frame for this channel