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PyQt5 QSpinBox – Getting Point Size

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In this article we will see how we can get the point size of the text in spin box. Changing the point size will change the size of the text, pixel and point are two different things some point can have multiple pixels inside it. It is recommended to change point size for changing the size of the text, it can be changed using setPointSize method. In order to do this we use pointSize method with the QFont object of the spin box

Syntax : font.pointSize() Argument : It takes no argument Return : It returns Integer

Below is the implementation 

Python3




# importing libraries
from PyQt5.QtWidgets import *
from PyQt5 import QtCore, QtGui
from PyQt5.QtGui import *
from PyQt5.QtCore import *
import sys
 
 
class Window(QMainWindow):
 
    def __init__(self):
        super().__init__()
 
        # setting title
        self.setWindowTitle("Python ")
 
        # setting geometry
        self.setGeometry(100, 100, 600, 400)
 
        # calling method
        self.UiComponents()
 
        # showing all the widgets
        self.show()
 
        # method for widgets
    def UiComponents(self):
        # creating spin box
        self.spin = QSpinBox(self)
 
        # setting geometry to spin box
        self.spin.setGeometry(100, 100, 250, 40)
 
        # setting range to the spin box
        self.spin.setRange(0, 999999)
 
        # setting prefix to spin
        self.spin.setPrefix("PREFIX ")
 
        # setting suffix to spin
        self.spin.setSuffix(" SUFFIX")
 
        # getting font of the spin box
        font = self.spin.font()
 
        # setting point size
        font.setPointSize(20)
 
        # reassigning this font to the spin box
        self.spin.setFont(font)
 
        # creating a label
        label = QLabel(self)
 
        # setting geometry to the label
        label.setGeometry(100, 200, 300, 60)
 
        # getting point size
        p_size = font.pointSize()
 
        # setting text to the label
        label.setText("Point Size : " + str(p_size))
 
 
# create pyqt5 app
App = QApplication(sys.argv)
 
# create the instance of our Window
window = Window()
 
# start the app
sys.exit(App.exec())


Output :



Last Updated : 14 Feb, 2023
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