python-by-example-150-chall.../challenges124_132/challenge-128_.py

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2021-12-08 19:08:24 +08:00
from tkinter import *
def convert1():
mile=textbox2.get()
mile=int(mile)
message=mile/0.6214
textbox1.delete(0,END)
textbox1.insert(END, message)
textbox1.insert(END, "km")
def convert2():
km=textbox1.get()
km=int(km)
message=km*0.6214
textbox2.delete(0,END)
textbox2.insert(END, message)
textbox2.insert(END, "miles")
window=Tk()
window.title("Distance")
window.geometry("260x200")
label1=Label(text="Enter the value you want to convert: ")
label1.place(x=30, y=20)
textbox1=Entry(text="")
textbox1.place(x=30, y=50, width=200, height=25)
textbox1["justify"]="center"
textbox1.focus()
convert1=Button(text="Convert miles to km", command=convert1 )
convert1.place(x=30, y=80, width=200, height=25)
convert2=Button(text="Convert km to mile", command=convert2 )
convert2.place(x=30, y=110, width=200, height=25)
textbox2=Entry(text="")
textbox2.place(x=30, y=140, width=200, height=25)
textbox2["justify"]="center"
window.mainloop()