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PyQt5 – Access the size of the Label
  • Last Updated : 26 Mar, 2020

We can set the size of label using resize() method and size can be adjusted with respect to the content using adjustSize() method. In this article, we will see how we can access the size. In order to do so we will use size() method. This method returns the Qsize object which is the parameter of resize() method.

Syntax : label.size()

Argument : It takes no argument.

Return : It returns the QtCore.Qsize object

Code :



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# importing the required libraries
  
from PyQt5.QtCore import * 
from PyQt5.QtGui import * 
from PyQt5.QtWidgets import * 
import sys
  
  
class Window(QMainWindow):
    def __init__(self):
        super().__init__()
  
  
        # set the title
        self.setWindowTitle("Python")
  
        # setting geometry
        self.setGeometry(100, 100, 600, 400)
  
        # creating a label widget
        self.label_1 = QLabel("old label ", self)
  
        # setting up the border
        self.label_1.setStyleSheet("border :3px solid black;")
  
        # resizing the label
        self.label_1.resize(150, 40)
  
        # moving the label
        self.label_1.move(100, 100)
  
        # printing the size of old label
        print(self.label_1.size())
  
        # creating a new label widget
        self.label_2 = QLabel("new Label ", self)
  
        # setting up the border
        self.label_2.setStyleSheet("border :3px solid black;")
  
        # moving the label
        self.label_2.move(200, 200)
  
        # resizing the label
        self.label_2.adjustSize()
  
        # printing the size of new label
        print(self.label_2.size())
  
        # show all the widgets
        self.update()
        self.show()
  
  
# create pyqt5 app
App = QApplication(sys.argv)
  
# create the instance of our Window
window = Window()
  
# start the app
sys.exit(App.exec())

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Output :

PyQt5.QtCore.QSize(150, 40)
PyQt5.QtCore.QSize(150, 40)

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