37 lines
878 B
Python
37 lines
878 B
Python
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from tkinter import *
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def add_number():
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num=num_box.get()
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if num.isdigit():
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num_list.insert(END,num)
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num_box.delete(0,END)
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num_box.focus()
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else:
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num_box.delete(0,END)
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num_box.focus()
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def clear_list():
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num_list.delete(0,END)
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num_box.focus()
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window=Tk()
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window.title("Number list")
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window.geometry("400x200")
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label1=Label(text="Enter a number: ")
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label1.place(x=20, y=20, width=100, height=25)
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num_box=Entry(text=0)
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num_box.place(x=120, y=20, width=100, height=25)
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num_box.focus()
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num_list=Listbox()
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num_list.place(x=120, y=50, width=100, height=100)
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button1=Button(text="Add to list", command=add_number)
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button1.place(x=250, y=20, width=100, height=25)
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button2=Button(text="Clear list", command=clear_list)
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button2.place(x=250, y=50, width=100, height=25)
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window.mainloop()
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