public EventHandler()
{
_moduleBuilder = CreateModuleBuilder();
_handlerType = typeof(RoutedEventHandler);
_binding = new EventBinding("Invoke");
_generator = CreateGenerator();
}
//Creates an EventHandler on runtime and registers that handler to the Event specified
public void BindEvent(DependencyObject owner, string eventName)
{
EventName = eventName;
Owner = owner;
Event = Owner.GetType().GetEvent(EventName, BindingFlags.Public | BindingFlags.Instance);
if (Event == null)
{
throw new InvalidOperationException(String.Format("Could not resolve event name {0}", EventName));
}
//Create an event handler for the event that will call the ExecuteCommand method
EventHandler = EventHandlerGenerator.CreateDelegate(
Event.EventHandlerType, typeof(CommandBehaviorBinding).GetMethod("Execute", BindingFlags.Public | BindingFlags.Instance), this);
//Register the handler to the Event
Event.AddEventHandler(Owner, EventHandler);
}
public EmptyEventHandler()
{
_moduleBuilder = CreateModuleBuilder();
_handlerType = typeof(RoutedEventHandler);
_generator = CreateGenerator();
}