The Methods Of Python Tkinter Checkbutton widget
The Methods related to Python Tkinter Checkbutton
There are several methods asscociated with Python Tkinter Checkbutton we will study them with code examples and display the rsults of running code example
Here are some of the methods related to Python Tkinter Checkbutton:
deselect():
Used to Clears the Checkbutton.
from tkinter import * root = Tk()
root.geometry("200x200") checkbutton = Checkbutton(root, text="Check me")
checkbutton.pack() checkbutton.deselect()
root.mainloop()
flash():
Flashes the Checkbutton a few times.
from tkinter import *
root = Tk() root.geometry("200x200")
checkbutton = Checkbutton(root, text="Check me")
checkbutton.pack()
checkbutton.flash()
root.mainloop()
invoke():
Programmatically triggers the Checkbutton.
from tkinter import *
root = Tk() root.geometry("200x200")
checkbutton = Checkbutton(root, text="Check me")
checkbutton.pack()
checkbutton.invoke()
root.mainloop()
select():
Selects the Checkbutton.
from tkinter import *
root = Tk() root.geometry("200x200")
checkbutton = Checkbutton(root, text="Check me")
checkbutton.pack()
checkbutton.select()
root.mainloop())
toggle():
Toggles the Checkbutton.
from tkinter import * root = Tk()
root.geometry("200x200") checkbutton = Checkbutton(root, text="Check me")
checkbutton.pack()
checkbutton.toggle()
root.mainloop()
get():
Gets the value of the Checkbutton’s associated variable.
from tkinter import * root = Tk()
دroot.geometry("200x200") var = BooleanVar()
checkbutton = Checkbutton(root, text="Check me", variable=var)
checkbutton.pack() print(var.get())
root.mainloop()
set():
Sets the value of the Checkbutton’s associated variable.
from tkinter import * root = Tk()
root.geometry("200x200") var = BooleanVar()
checkbutton = Checkbutton(root, text="Check me", variable=var)
checkbutton.pack() var.set(True)
root.mainloop()
Complete application about Python Tkinter Checkbutton
Here’s a complete application using Python Tkinter Checkbutton:
from tkinter import *
root = Tk() root.geometry("300x200")
root.title("Checkbutton Example")
# Create a Tkinter
variable var = BooleanVar()
# Function to print the value of the Checkbutton's associated variable def print_value():
print(var.get())
# Create a Checkbutton widget
checkbutton = Checkbutton(root, text="Check me", variable=var)
# Create a button to print the value of the Checkbutton's associated variable
button = Button(root, text="Print Value", command=print_value)
# Pack the Checkbutton and button widgets checkbutton.pack()
button.pack(pady=10) root.mainloop()
This application creates a Checkbutton widget with the text “Check me” and associates it with a Tkinter variable var. It also creates a button widget that, when clicked, prints the value of var using the print_value function.
The application window has a size of 300×200 and a title of “Checkbutton Example”.
Quiz
Sure, here’s a multiple-choice quiz questions about Python Tkinter Checkbutton:
1-What is a Tkinter Checkbutton?
A) A type of button that opens a new window
B) A widget that allows users to select one or more options from a list of choices
C) A graphical representation of a text box
D) A widget that displays an image
Answer: B
2-What does a Tkinter Checkbutton consist of?
A) A text label and a dropdown list
B) A text label and a square box that can be checked or unchecked
C) An image and a square box that can be checked or unchecked
D) A text label and a button that opens a new window
Answer: B
3-How can you create a Tkinter Checkbutton in Python?
A) Using the Label function
B) Using the Button function
C) Using the Checkbutton function
D) Using the Entry function
Answer: C
4-What is the purpose of the variable option in a Tkinter Checkbutton?
A) To set the position of the Checkbutton
B) To set the font of the Checkbutton’s text label
C) To associate the Checkbutton with a Tkinter variable that stores its state
D) To set the color of the Checkbutton
Answer: C
5-How can you retrieve the state of a Tkinter Checkbutton in Python?
A) By using the get() method of the Checkbutton’s associated variable
B) By using the state() method of the Checkbutton
C) By using the text() method of the Checkbutton
D) By using the value() method of the Checkbutton
Answer: A
6-What is the default state of a Tkinter Checkbutton?
A) Checked
B) Unchecked
C) Disabled
D) Hidden
Answer: B
7-How can you customize the text label of a Tkinter Checkbutton?
A) By using the position option
B) By using the text option
C) By using the font option
D) By using the color option
Answer: B
8-How can you disable a Tkinter Checkbutton?
A) By using the disable() method of the Checkbutton
B) By setting the state option to disabled
C) By using the hidden() method of the Checkbutton
D) By setting the value option to disabled
Answer: B
9-How can you change the font of a Tkinter Checkbutton’s text label?
A) By using the position option
B) By using the text option
C) By using the font option
D) By using the color option
Answer: C
10-What is the purpose of the onvalue and offvalue options in a Tkinter Checkbutton?
A) To set the color of the Checkbutton
B) To set the font of the Checkbutton’s text label
C) To set the value of the Checkbutton’s associated variable when it is checked and unchecked
D) To set the position of the Checkbutton
Answer: C
11-How can you set the initial state of a Tkinter Checkbutton to checked?
A) By using the state option
B) By using the value option
C) By using the onvalue option
D) By using the offvalue option
Answer: C
12-How can you change the color of a Tkinter Checkbutton?
A) By using the position option
B) By using the color option
C) By using the font option
D) By using the value option
Answer: B
13-What is the purpose of the command option in a Tkinter Checkbutton?
A) To set the color of the Checkbutton
B) To set the font of the Checkbutton’s text label
C) To specify a function that will be called when the Checkbutton’s state changes
D) To set the value of the Checkbutton’s associated variable
Answer: C
14-How can you change the width of a Tkinter Checkbutton’s text label?
A) By using the text option
B) By using the font option
C) By using the width option
D) By using the height option
Answer: C
15-How can you set the position of a Tkinter Checkbutton using the grid geometry manager?
A) By using the place() method
B) By using the pack() method
C) By using the grid() method
D) By using the position() method
Answer: C
16-How can you set the position of a Tkinter Checkbutton using the pack geometry manager?
A) By using the place() method
B) By using the pack() method
C) By using the grid() method
D) By using the position() method
Answer: B
17-What is the difference between a Checkbutton and a Radiobutton in Tkinter?
A) A Checkbutton allows multiple choices, while a Radiobutton allows only one choice
B) A Checkbutton displays an image, while a Radiobutton displays a text label
C) A Checkbutton is a button that opens a new window, while a Radiobutton is a widget that allows users to select one or more options from a list of choices
D) There is no difference
Answer: A
18-How can you create a group of Radiobuttons in Tkinter?
A) By using the Checkbutton function with the mode option set to radiobutton
B) By using the Button function with the mode option set to radiobutton
C) By using the Radiobutton function
D) By using the Group function
Answer: C
19-How can you specify the different choices available in a group of Radiobuttons?
A) By using the options option
B) By using the values option
C) By using the choices option
D) By using the selection option
Answer: B
20-How can you retrieve the selected value from a group of Radiobuttons in Tkinter?
A) By using the get() method of the group’s associated variable
B) By using the state() method of the group’s associated variable
C) By using the value() method of the group’s associated variable
D) By using the getvalue() method of the group’s associated variable
Answer: C
21-How can you customize the appearance of a group of Radiobuttons in Tkinter?
A) By using the text option
B) By using the font option
C) By using the color option
D) By using the indicatoron option
Answer: D
References
Here are some references for further reading about Tkinter Checkbutton in Python:
1-Official Python documentation on Tkinter Checkbutton:
2-TkDocs tutorial on Tkinter Checkbutton: