#tkinter #체크 버튼 #라디오 버튼 만들기

[참고]

• 오픈소스 : https://github.com/PacktPublishing/Python-GUI-Programming-Cookbook-Second-Edition/blob/master/Chapter01/Ch01_Code/GUI_radiobutton_widget.py

#GUI_radiobutton_widget.py

import tkinter as tk

from tkinter import ttk

#create instance

win = tk.Tk()

#add a title

win.title("Pyton GUI")

#Modify adding a Label

a_label = ttk.Label(win, text = "A Label")

a_label.grid(column = 0, row = 0)

#Modified Button Click Function

def click_me():

    action.configure(text = 'Hello ' + name.get() + ' ' + number_chosen.get())

#Changing our Label

ttk.Label(win, text = "Enter a name: ").grid(column = 0, row = 0)

#Adding a Textbox Entry widget

name = tk.StringVar()

name_entered = ttk.Entry(win, width = 12, textvariable = name)

name_entered.grid(column = 0, row = 1)

#Adding a Button

action = ttk.Button(win, text = "Click Me!", command = click_me)

action.grid(column = 2, row = 1)

#Creating three checkbuttons

ttk.Label(win, text = "Choose a number: ").grid(column = 1, row = 0)

number = tk.StringVar()

number_chosen = ttk.Combobox(win, width = 12, textvariable = number, state = 'readonly')

number_chosen['values'] = (1,2,4,42,100)

number_chosen.grid(column = 1, row = 1)

number_chosen.current(0)

chVarDis = tk.IntVar()

check1 = tk.Checkbutton(win, text = "Disabled", variable = chVarDis, state = 'disabled')

check1.select()

check1.grid(column = 0, row = 4, sticky = tk.W)

chVarUn = tk.IntVar()

check2 = tk.Checkbutton(win, text = "UnChecked", variable = chVarUn)

check2.deselect()

check2.grid(column = 1, row = 4, sticky = tk.W)

chVarEn = tk.IntVar()

check3 = tk.Checkbutton(win, text = "Enabled", variable = chVarEn)

check3.deselect()

check3.grid(column = 2, row = 4, sticky = tk.W)

#GUI Callback function

def checkCallback(*ignoredArgs):

    #only enable one checkbutton

    if chVarUn.get() :

        check3.configure(state = 'disabled')

    else:

        check3.configure(state = 'normal')

    if chVarEn.get():

        check2.configure(state = 'disabled')

    else:

        check2.configure(state = 'normal')

#trace the state of the two checkbuttons

chVarUn.trace('w', lambda unused0, unused1, unused2 : checkCallback())

chVarEn.trace('w', lambda unused0, unused1, unused2 : checkCallback())

#Radiobutton Globals

COLOR1 = "Blue"

COLOR2 = "Gold"

COLOR3 = "Red"

COLOR4 = "Black"

#Radiobutton Callback

def radCall():

    radSel = radVar.get()

    if radSel == 1:

        win.configure(background = COLOR1)

    elif radSel == 2:

        win.configure(background = COLOR2)

    elif radSel == 3:

        win.configure(background = COLOR3)

    elif radSel == 4:

        win.configure(background = COLOR4)

#create three Radiobuttons using one variable

radVar = tk.IntVar()

rad1 = tk.Radiobutton(win, text = COLOR1, variable = radVar, value = 1, command = radCall)

rad1.grid(column = 0, row = 5, sticky = tk.W, columnspan = 3)

rad2 = tk.Radiobutton(win, text = COLOR2, variable = radVar, value = 2, command= radCall)

rad2.grid(column = 1, row = 5, sticky = tk.W, columnspan = 3)

rad3 = tk.Radiobutton(win, text = COLOR3, variable = radVar, value = 3, command = radCall)

rad3.grid(column = 2, row = 5, sticky = tk.W, columnspan = 3)

rad4 = tk.Radiobutton(win, text = COLOR4, variable = radVar, value = 4, command = radCall)

rad4.grid(column = 3, row = 5, sticky = tk.W, columnspan = 3)

name_entered.focus()

#start GUI

win.mainloop()

[결과]