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PyQt5 – Change the text font and size in Push button

  • Last Updated : 23 Jul, 2021

In this article we will see how to change the text style or size of Push Button.
QPushButton is a simple button in PyQt, when clicked by a user some associated action gets performed. For adding this button into the application, QPushButton class is used.
In order to set font we will use setFont method which takes QFont object as argument.

Syntax : button.setFont(QFont(‘Arial’, 15))
Argument : It takes two argument first is font name and other is integer which refer to size of text.
Action performed It changes the size and font of text.

Code : 


# importing libraries
from PyQt5.QtWidgets import *
from PyQt5.QtGui import *
from PyQt5.QtCore import *
import sys
class Window(QMainWindow):
    def __init__(self):
        # setting title
        self.setWindowTitle("Python ")
        # setting geometry
        self.setGeometry(100, 100, 600, 400)
        # calling method
        # showing all the widgets
    # method for widgets
    def UiComponents(self):
        # creating a push button
        button = QPushButton("CLICK", self)
        # setting geometry of button
        button.setGeometry(200, 150, 100, 40)
        # changing font and size of text
        button.setFont(QFont('Times', 15))
        # adding action to a button
    # action method
    def clickme(self):
        # printing pressed
# create pyqt5 app
App = QApplication(sys.argv)
# create the instance of our Window
window = Window()
# start the app

Output : 


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