qt-ilk.py

# -*- coding: utf-8
#
# single thread bir programcık.
#

from PyQt4.QtGui import *
from PyQt4.QtCore import *

from time import sleep
import sys

class MainWindow(QWidget):
    def __init__(self):
        super(MainWindow, self).__init__()
        self.setWindowTitle("App One")
        
        self.button = QPushButton(u"Buradan çıkabilirsin !", self)
        QObject.connect(self.button, SIGNAL("clicked()"), self.on_clicked)
        
        self.showFullScreen()
        self.show()
        
    def on_clicked(self):
        # program tıktan 3 saniye sonra kapanabilir örneğin ..
        sleep(3)
        sys.exit(0)
		
application = QApplication(sys.argv)
window = MainWindow()
application.exec_()