public void Initialize <TSubject>(TSubject subject)
{
PublishEvent(
ScreenEvents.Initialize <TSubject>(),
new InitializeEventArgs <TSubject>(_target, subject)
);
}
private void RegisterGenericInitializeHandler <TSubject>(MethodInfo initializeMethod)
{
RegisterHandler(
ScreenEvents.Initialize <TSubject>(),
args => initializeMethod.Invoke(_parent, new Object[] { args.Subject })
);
}
private void RegisterHandlerForINeedsInitializationImplementations()
{
Type screenType = _parent.GetType();
var genericImplementations = screenType
.GetInterfaces()
.Where(i => TypeService.ClosesGenericType(i, typeof(INeedsInitialization <>)))
.Select(i =>
new {
SubjectType = i.GetGenericArguments().Single(),
HandlerMethod = screenType
.GetInterfaceMap(i)
.TargetMethods
.Single()
}
);
foreach (var impl in genericImplementations)
{
InvokeRegisterGenericInitializeHandler(
impl.SubjectType,
impl.HandlerMethod
);
}
IEnumerable <MethodInfo> nonGenericImplementations = screenType
.Traverse(x => x.BaseType)
.SelectMany(t => t
.GetInterfaces()
.Where(i => i == typeof(INeedsInitialization))
.Select(i => t
.GetInterfaceMap(i)
.TargetMethods
.Single()
)
)
.Distinct();
foreach (MethodInfo impl in nonGenericImplementations)
{
MethodInfo implReference = impl;
RegisterHandler(
ScreenEvents.Initialize(),
args => implReference.Invoke(_parent, null)
);
}
}
public void Initialize()
{
PublishEvent(ScreenEvents.Initialize(), new InitializeEventArgs(_target));
}