Question

How to erase and redraw a line with using python 3.2.2 with tkinter on window 7?

Answer 1

from tkinter import *
from math import *


top = Tk()


C = Canvas(top, height=220, width=220)
height1=56
coord = 10,10, 210, 210
cir = C.create_oval(coord, dash =1)
C.pack(side = LEFT)

ae=Entry(top)
ae.pack(side=RIGHT)
ae.focus_set()

def ga():
print(int((ae.get())))
height1=int((ae.get()))
top.update()
C.create_line(110,110,110,height1)

return int((ae.get()))


ab=Button(top,text='angle',command=ga)
ab.pack(side = RIGHT)


top.mainloop()