def __init__(self,query,parent = None):
QtGui.QDialog.__init__(self,parent)
self.ui = Ui_Dialog()
self.ui.setupUi(self)
self.query = query
QtCore.QObject.connect(self.ui.calendarWidget,QtCore.SIGNAL("clicked(QDate)"),self.get_date)
QtCore.QObject.connect(self.ui.pushButton,QtCore.SIGNAL("clicked()"),self.add)
self.show_table()
