slider.py

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

from Tkinter import *
#import thread
import dummy_threading
import time

class SliderMulti(Frame):
        def __init__(self, channels, master=None):
                Frame.__init__(self, master)
                self.init(channels)
                self.pack()


        def init(self, channels):
                self._channels = channels
                self.var = [] * len(self._channels)
                self.scales = []
                
                i = 0
                for channel in self._channels:
                        self.var.append(DoubleVar(0))
                        self.scales.append(
                                Scale(self, label=channel[0], variable=self.var[i],
                                          to=channel[1], orient=VERTICAL))
                        self.scales[i]["from"] = channel[2]
                        self.scales[i]["resolution"] = channel[3]
                        self.scales[i]["length"] = channel[4]
                        self.scales[i].pack(side=LEFT)
                        i = i + 1

        def get(self):
                val = []
                for s in self.scales:
                        val.append(s.get())

                return val

        def set(self, value):
                i = 0
                for v in value:
                        self.scales[i].set(v)
                        i = i + 1
                return




def test ():
        channels = (("angle", 0, 360, 0.1, 200), ("velocity", -100, 100, 0.1, 200))
        slider = SliderMulti(channels)
        sth = dummy_threading.Thread(target=slider.mainloop, args=())
        sth.start()
#       thread.start_new_thread(slider.mainloop, ())

        while (1):
                print slider.get()
                time.sleep(0.5)
#               slider.update()

if  __name__ == '__main__': test()