criticalMessage.py

from PySide import QtGui, QtCore
import sys

class Dialog(QtGui.QDialog):
    MESSAGE = QtCore.QT_TR_NOOP("<p>Message boxes have a caption, a text, and up to "
								"three buttons, each with standard or custom texts.</p>"
								"<p>Click a button or press Esc.</p>")
                                
	def __init__(self, parent=None):
		QtGui.QDialog.__init__(self, parent)
		self.criticalLabel = QtGui.QLabel()
		self.criticalLabel.setFrameStyle(QtGui.QFrame.Sunken | QtGui.QFrame.Panel)
		self.criticalButton = QtGui.QPushButton(self.tr("QMessageBox.critica&l()"))
		
		layout = QtGui.QGridLayout()
		layout.addWidget(self.criticalButton, 10, 0)
		layout.addWidget(self.criticalLabel, 10, 1)
		self.setLayout(layout)
		
		self.connect(self.criticalButton, QtCore.SIGNAL("clicked()"), self.criticalMessage)
		
	
	def criticalMessage(self):    
		reply = QtGui.QMessageBox.critical(self, self.tr("QMessageBox.showCritical()"),
											   Dialog.MESSAGE, QtGui.QMessageBox.Abort|
											   QtGui.QMessageBox.StandardButton.Retry|
											   QtGui.QMessageBox.StandardButton.Ignore)
		if reply == QtGui.QMessageBox.Abort:
			self.criticalLabel.setText(self.tr("Abort"))
		elif reply == QtGui.QMessageBox.Retry:
			self.criticalLabel.setText(self.tr("Retry"))
		else:
			self.criticalLabel.setText(self.tr("Ignore"))
        
if __name__ == '__main__':  
	app = QtGui.QApplication(sys.argv)
	dialog = Dialog()
	sys.exit(dialog.exec_())