public static void Main()
{
var target = new EventAssign
{
Prop = "test"
};
target.Changed += (sender, args) =>
{
Console.WriteLine("Invoked!");
};
var copy = Copy(target);
target.InvokeChanged();
// handler was copied too, so invoking event on copy
// will also run handler above
copy.InvokeChanged();
}
static EventAssign Copy(EventAssign target)
{
var copy = new EventAssign();
copy.Prop = target.Prop;
// get all events via reflection
var publicEvents = typeof(EventAssign).GetEvents(BindingFlags.Instance | BindingFlags.Public);
foreach (var ev in publicEvents)
{
// each "regular" event (without custom add\remove) should have
// a backing field with the same name
var evField = typeof(EventAssign).GetField(ev.Name, BindingFlags.Instance | BindingFlags.NonPublic);
if (evField == null || evField.FieldType != ev.EventHandlerType)
{
continue;
}
// copy this field value
evField.SetValue(copy, evField.GetValue(target));
}
return(copy);
}
