from tkinter import *
#from Tkinter import *
import tkinter
from tkinter import *
from tkinter.filedialog import *
import tkinter.messagebox
import tkinter.ttk
import os
import sys

class ShowList(Frame):
   def __init__(self, root):
       Frame.__init__(self, root)
       self.grid()
       self.draw_widgets()

   def BoxCheck (self, number) :
       return

   def draw_widgets(self):
       global aframe
       global canv

       cframe = Frame(self)
       cframe.grid(row=1, sticky=N+S+E+W)
       w = root.winfo_screenwidth() - 100
       h = root.winfo_screenheight() - 100
       canv = Canvas(cframe, width = w, height = h)
       canv.grid(row=0, column=0, sticky=N+S+E+W)
       vscroll = Scrollbar(cframe, orient=VERTICAL, command=canv.yview)
       hscroll = Scrollbar(cframe, orient=HORIZONTAL, command=canv.xview)
       vscroll.grid(row=0, column=1, sticky=N+S)
       hscroll.grid(row=1, column=0, sticky=E+W)
       canv["xscrollcommand"] = hscroll.set
       canv["yscrollcommand"] = vscroll.set
       aframe = Frame(canv)
       id = canv.create_window(0,0,window=aframe, anchor=N+W)

       for i in range(5000) :

           if i % 100 == 0 :
               value = tkinter.IntVar()
               lb = Label (aframe,text="label "+ str(i), padx = 30, anchor=N+W)
               lb.grid(row=i, column=0, sticky=W)
               canv.update_idletasks()

           elif i % 25 == 0 :
               value = tkinter.IntVar()
               b = Checkbutton(aframe, text="index " + str(i), anchor=N+W, fg="red", variable=value, command= lambda v1=i : self.BoxCheck(v1))
               b.grid(row=i, column=0, padx = 0, sticky=W)
               canv.update_idletasks()

           else :
               value = tkinter.IntVar()
               b = Checkbutton(aframe, text="button "+ str(i)+ "  " , anchor=N+W, variable=value, command= lambda v1=i : self.BoxCheck(v1))
               b.grid(row=i, column=0, padx = 30, sticky=W)
               canv.update_idletasks()

       quit = Checkbutton(aframe, text="QUIT", anchor=N+W, fg="red", command=self.quit)
       quit.grid(row= i+2, padx=100, column = 5)
       canv.update_idletasks()
       canv["scrollregion"]=canv.bbox(ALL)
       canv.update_idletasks()

rowNumber = 0
root = Tk()
m=ShowList(root)
root.mainloop()