51 lines
1.8 KiB
Python
51 lines
1.8 KiB
Python
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import tkinter as tk
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def tk_03():
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"""Create a program that will ask the user to enter a number in a box. When
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they click on a button it will add that number to a total and display it
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in another box. This can be repeated as many times as they want and keep
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adding to the total. There should be another button that resets the total
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back to 0 and empties the original text box, ready for them to start again."""
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def click():
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if txt_in_box.get() != '':
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num = int(txt_in_box.get())
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if txt_out_box["text"] == "0":
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txt_out_box["text"] = f"{num}"
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else:
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res = int(txt_out_box["text"]) + num
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txt_out_box["text"] = f"{res}"
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txt_in_box.delete(0, 'end')
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txt_in_box.delete(0, 'end')
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txt_in_box.focus()
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def reset():
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txt_out_box["text"] = "0"
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txt_in_box.delete(0, 'end')
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txt_in_box.focus()
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window = tk.Tk()
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window.title("Suma TK")
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window.geometry("390x230")
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lbl_info = tk.Label(text="Ingresa un número: ")
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lbl_info.place(x=40, y=25, width=150, height=35)
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txt_in_box = tk.Entry()
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txt_in_box["justify"] = "center"
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txt_in_box.place(x=180, y=25, width=150, height=35)
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txt_in_box.focus()
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txt_out_box = tk.Message(text="0")
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txt_out_box["fg"] = "black"
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txt_out_box["bg"] = "magenta"
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txt_out_box["justify"] = "center"
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txt_out_box["width"] = 250
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txt_out_box["font"] = "TkHeadingFont"
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txt_out_box.place(x=40, y=115, width=300, height=50)
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btn_acept = tk.Button(text="AGREGAR AL TOTAL", command=click)
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btn_acept.place(x=40, y=75, width=300, height=35)
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btn_reset = tk.Button(text="BORRAR TOTAL", command=reset)
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btn_reset.place(x=40, y=170, width=300, height=35)
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window.mainloop()
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