public void save(object sender, EventArgs e)
{
Airport oldticket = Airport.Copy((Airport)o);
oldObject = oldticket;
((Airport)o).name = ((TextBox)controls[0]).Text;
((Airport)o).city = ((TextBox)controls[1]).Text;
((Form)((Button)sender).Parent).Close();
}
public Command(object oldObject, object newObject, Receiver receiver)
{
string oldObjectTypeName = oldObject.GetType().Name;
string newObjectTypeName = newObject.GetType().Name;
//check the class of the object
if (oldObjectTypeName == "Airline")
{
// take a copy of the object before and after being updated
this.oldObject = Airline.Copy((Airline)oldObject);
this.newObject = Airline.Copy((Airline)newObject);
}
else if (oldObjectTypeName == "AirlineEmployee")
{
this.oldObject = AirlineEmployee.Copy((AirlineEmployee)oldObject);
this.newObject = AirlineEmployee.Copy((AirlineEmployee)newObject);
}
else if (oldObjectTypeName == "Airplane")
{
this.oldObject = Airplane.Copy((Airplane)oldObject);
this.newObject = Airplane.Copy((Airplane)newObject);
}
else if (oldObjectTypeName == "Airport")
{
this.oldObject = Airport.Copy((Airport)oldObject);
this.newObject = Airport.Copy((Airport)newObject);
}
else if (oldObjectTypeName == "BookingAgent")
{
this.oldObject = BookingAgent.Copy((BookingAgent)oldObject);
this.newObject = BookingAgent.Copy((BookingAgent)newObject);
}
else if (oldObjectTypeName == "Customer")
{
this.oldObject = Customer.Copy((Customer)oldObject);
this.newObject = Customer.Copy((Customer)newObject);
}
else if (oldObjectTypeName == "Flight")
{
this.oldObject = Flight.Copy((Flight)oldObject);
this.newObject = Flight.Copy((Flight)newObject);
}
else if (oldObjectTypeName == "Ticket")
{
this.oldObject = Ticket.Copy((Ticket)oldObject);
this.newObject = Ticket.Copy((Ticket)newObject);
}
this.receiver = receiver;
}