#-------------------------------------------------------------------------------
# Name:        ParamGuiEdit4
# Purpose:
#
# Author:      Kelvin
#
# Created:     27/11/2013
# Copyright:   (c) Kelvin 2013
# Licence:     <your licence>
#-------------------------------------------------------------------------------

# Basic GUI widgets are located in the QtGui module.
import sys
from PyQt4 import QtGui

# Define a class of windows inheriting from the QtGui.QWidget class.
class Window(QtGui.QWidget):

    # This defines how the class is initialised.
    # The initialising sequence takes no arguments.
    def __init__(self):
        super(Window, self).__init__()
        self.initUI()

    # This defines the initialising configurations.
    def initUI(self):               

        QtGui.QToolTip.setFont(QtGui.QFont('SansSerif', 12))
        
        self.setToolTip('This is a <b>QWidget</b> widget')
        
        btn = QtGui.QPushButton('Button', self)
        btn.setToolTip('This is a <b>QPushButton</b> widget')
        btn.resize(btn.sizeHint())
        btn.move(500, 500)    

        # This sets the position, size and title of the window, and displays it.
        def initialiseWindow(self):
            
            self.setGeometry(0, 0, 600, 600)
            self.setWindowTitle('Duchamp: Parameters')    
            self.show()

        
        initialiseWindow(self)

        
    # This determines what happens when the window is closed.    
    def closeEvent(self, event):

        reply = QtGui.QMessageBox.question(self, 'Quit Message',
            'Exit Parameter Edit?', QtGui.QMessageBox.Yes | 
            QtGui.QMessageBox.No, QtGui.QMessageBox.No)

        if reply == QtGui.QMessageBox.Yes:
            event.accept()
        else:
            event.ignore()        
        
        
def main():
    
    app = QtGui.QApplication(sys.argv)
    ex = Window()
    sys.exit(app.exec_())


if __name__ == '__main__':
    main()