ΘΕΜΑ: QGridlayout σε pyqt

#!/usr/bin/env python
# -*- coding: utf-8 -*-
 
"""
Module gridlayout1.py
 
Example of the gridlayout usage
"""
 
# Importing necessary modules
import sys
from PyQt4 import QtGui
 
class Example(QtGui.QWidget):
    """
    An example class
    """
    def __init__(self):
        """
        Initialization of the class.
        """
        super(Example, self).__init__()    # Inherit from the super-Class
 
        self.setWindowTitle('Grid Layout Example')    # Set Title
 
        self.set_grid_layout()    # call the example method
 
    def set_grid_layout(self):
        """
        An example method.
        """
        names = ['afa','aouita','biv','gavgav']
 
        grid = QtGui.QGridLayout() # Create the GridLayout
 
        row = 0    # The row iterator
        col = 0    # The column iterator
        for name in names:
            label = QtGui.QLabel(name)       # create a Qlabel widget
            grid.addWidget(label, row, col)  # add the Qlabel widget at the Layout
            col = col + 1                    # Increment the column iterator
 
        self.setLayout(grid)                 # Apply the gridLayout at the QtGui
 
app = QtGui.QApplication(sys.argv)
ex = Example()
ex.show()
sys.exit(app.exec_())

class MainWindow(QtGui.QMainWindow):
    """
    Creates the main window of the class.
    Contains the menubar, toolbar, statusbar and the main_widget
    """
    def __init__(self):
        QtGui.QMainWindow.__init__(self)    # Inherit from the super-Class 
 
        self.resize(350, 250)                         # Set window size
        self.setWindowTitle('Grid Layout Example')    # Set Title 
 
        main_widget = MainWidget()        # Create central widget
        self.setCentralWidget(main_widget)   # Set central widget
 
class MainWidget(QtGui.QWidget): 
    """ 
    An example class 
    """ 
    def __init__(self): 
        """ 
        Initialization of the class. 
        """ 
        QtGui.QWidget.__init__(self)    # Inherit from the super-Class 
 
        self.set_grid_layout()    # call the example method 
 
    def set_grid_layout(self): 
        """ 
        An example method. 
        """ 
        names = ['afa','aouita','biv','gavgav'] 
 
        grid = QtGui.QGridLayout() # Create the GridLayout 
 
        row = 0    # The row iterator 
        col = 0    # The column iterator 
        for name in names: 
            label = QtGui.QLabel(name)       # create a Qlabel widget 
            grid.addWidget(label, row, col)  # add the Qlabel widget at the Layout 
            col = col + 1                    # Increment the column iterator 
 
        self.setLayout(grid)                 # Apply the gridLayout at the QtGui 
 
app = QtGui.QApplication(sys.argv)
main = MainWindow()
main.show()
sys.exit(app.exec_())