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PyQt5 QSpinBox – Getting Bounding Rectangle from the Children Region

In this article we will see how we can get the bounding rectangle from the children region of spin box, children region holds the combined region occupied by the spin box’s children. In order to get the children region we use childrenRegion method. Bounding rectangle means the rectangle which will cover i.e bound the whole children region.

In order to do this we use boundingRect method with the children region object of the spin box

Syntax : children_region.boundingRect()

Argument : It takes no argument

Return : It returns QRect object

Below is the implementation




# 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 the children region
        children_region = self.spin.childrenRegion()
  
        # creating a label
        label = QLabel(self)
  
        # setting geometry to the label
        label.setGeometry(100, 200, 200, 30)
  
        # getting bounding rectangle from the children region
        bounding_rectangle = children_region.boundingRect()
  
        # setting text to the label
        label.setText(str(bounding_rectangle))
  
  
  
# create pyqt5 app
App = QApplication(sys.argv)
  
# create the instance of our Window
window = Window()
window.spin.setFocus()
# start the app
sys.exit(App.exec())


Output :

Dominic
Dominichttp://wardslaus.com
infosec,malicious & dos attacks generator, boot rom exploit philanthropist , wild hacker , game developer,
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