Python Tkinter Button

Python Tkinter Button

The Button widget in Tkinter is used to add interactive buttons to a Python application. Tkinter allows developers to configure the appearance and behavior of buttons based on their requirements. Various attributes can be set or modified dynamically to enhance the user interface.

One of the key features of the Tkinter Button widget is that it can be associated with a function or method, which is triggered when the button is clicked.

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Syntax:

W = Button(parent, options)

Here, parent refers to the parent window or frame where the button will be placed, and options represent various parameters that define the appearance and functionality of the button.

Tkinter Button Options:

Below is a list of possible options that can be used to customize a Button in Tkinter:

Example 1: Creating a Simple Button

The following example demonstrates how to create a basic button in Tkinter:

from tkinter import *

top = Tk()
top.geometry("200x100")

b = Button(top, text="Simple")
b.pack()

top.mainloop()

Output:

A simple button with the label “Simple” appears in the application window.

Example 2: Creating Multiple Buttons with Different Attributes

Below is an example demonstrating multiple buttons with different colors and functionalities:

from tkinter import *
from tkinter import messagebox

top = Tk()
top.geometry("250x150")

def fun():
    messagebox.showinfo("Hello", "Red Button clicked")

b1 = Button(top, text="Red", command=fun, activeforeground="red", activebackground="pink", pady=10)
b2 = Button(top, text="Blue", activeforeground="blue", activebackground="pink", pady=10)
b3 = Button(top, text="Green", activeforeground="green", activebackground="pink", pady=10)
b4 = Button(top, text="Yellow", activeforeground="yellow", activebackground="pink", pady=10)

b1.pack(side=LEFT)
b2.pack(side=RIGHT)
b3.pack(side=TOP)
b4.pack(side=BOTTOM)

top.mainloop()

Output:

A window opens with four buttons—Red, Blue, Green, and Yellow—positioned at different sides of the window. When the Red button is clicked, a message box appears with the text: “Red Button clicked”.

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Conclusion

The Tkinter Button widget is a fundamental UI element that allows users to interact with a Python application. With its various configuration options, developers can enhance the aesthetics and functionality of buttons to create engaging graphical interfaces. By utilizing event handling, Tkinter buttons can perform different actions based on user interaction, making applications more dynamic and user-friendly.

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