public static VisitStatus TryVisitValue <TProperty, TContainer, TValue>(this IPropertyVisitorAdapter self, IPropertyVisitor visitor, TProperty property, ref TContainer container,
ref TValue value, ref ChangeTracker changeTracker)
where TProperty : IProperty <TContainer, TValue>
{
VisitStatus status;
if (self is IVisitAdapter <TContainer, TValue> visitAdapterTypedContainerValue)
{
if ((status = visitAdapterTypedContainerValue.Visit(visitor, property, ref container, ref value, ref changeTracker)) != VisitStatus.Unhandled)
{
return(status);
}
}
if (self is IVisitAdapter <TValue> visitAdapterTypedValue)
{
if ((status = visitAdapterTypedValue.Visit(visitor, property, ref container, ref value, ref changeTracker)) != VisitStatus.Unhandled)
{
return(status);
}
}
if (self is IVisitAdapter visitAdapter)
{
if ((status = visitAdapter.Visit(visitor, property, ref container, ref value, ref changeTracker)) != VisitStatus.Unhandled)
{
return(status);
}
}
return(VisitStatus.Unhandled);
}
public void AddAdapter(IPropertyVisitorAdapter adapter)
{
if (null == m_Adapters)
{
m_Adapters = new List <IPropertyVisitorAdapter>();
}
m_Adapters.Add(adapter);
}
public bool MoveNext()
{
if (null == m_Adapters)
{
return(false);
}
if (m_Index >= m_Adapters.Count)
{
return(false);
}
Current = m_Adapters[m_Index];
++m_Index;
return(true);
}
public static bool TryGetAdapter(Type componentType, out IPropertyVisitorAdapter visitor)
{
var method = componentType.GetMethod("OnEditorGUI", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
if (method != null && method.ReturnType == typeof(void))
{
var args = method.GetParameters();
if (args.Length == 1 && args[0].ParameterType == typeof(string))
{
var result = (Visitor)Activator.CreateInstance(typeof(Visitor <>).MakeGenericType(componentType));
result.Init(method);
visitor = result;
return(true);
}
}
visitor = null;
return(false);
}
public static bool TryGetAdapterForValue(Type componentType, out IPropertyVisitorAdapter visitor)
{
var method = componentType.GetMethod(
nameof(IComponentEditor <int> .OnInspectorGUI),
BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
if (method != null && method.ReturnType == typeof(void))
{
var args = method.GetParameters();
if (args.Length == 0)
{
var result = (IVisitor)Activator.CreateInstance(typeof(Visitor <>).MakeGenericType(componentType));
result.LoadValueMethod(method);
visitor = result;
return(true);
}
}
visitor = null;
return(false);
}
public static bool TryGetAdapterForClass(Type componentType, out IPropertyVisitorAdapter visitor)
{
MethodInfo method = null;
if (IsSubClassOfGeneric(componentType, typeof(BufferElementDataEditor <>)))
{
method = componentType.GetMethods().SingleOrDefault(
m =>
m.ReturnType == typeof(void) &&
m.Name == nameof(IComponentEditor <int> .OnInspectorGUI) &&
m.GetParameters().Length == 2 &&
m.GetParameters()[1].ParameterType == typeof(string));
}
else
{
method = componentType.GetMethods().SingleOrDefault(
m =>
m.ReturnType == typeof(void) &&
m.Name == nameof(IComponentEditor <int> .OnInspectorGUI) &&
m.GetParameters().Length == 1);
}
if (method != null)
{
var args = method.GetParameters();
var targetType = args[0].ParameterType;
var result = (IVisitor)Activator.CreateInstance(typeof(Visitor <>).MakeGenericType(targetType));
if (args.Length == 1)
{
result.LoadClassMethod(method);
}
else if (args.Length == 2)
{
result.LoadClassMethodWithIndex(method);
}
visitor = result;
return(true);
}
visitor = null;
return(false);
}
/// <summary> /// Removes an adapter from the visitor. /// </summary> /// <param name="adapter">The adapter to remove.</param> public void RemoveAdapter(IPropertyVisitorAdapter adapter) => m_Adapters.Remove(adapter);
/// <summary> /// Adds an adapter to the visitor. /// </summary> /// <param name="adapter">The adapter to add.</param> public void AddAdapter(IPropertyVisitorAdapter adapter) => m_Adapters.Add(adapter);
public static VisitStatus TryVisitCollection <TProperty, TContainer, TValue>(this IPropertyVisitorAdapter self, IPropertyVisitor visitor, TProperty property, ref TContainer container, ref TValue value, ref ChangeTracker changeTracker)
where TProperty : ICollectionProperty <TContainer, TValue>
{
VisitStatus status;
if (self is IVisitAdapter <TContainer, TValue> visitAdapterTypedContainerValue)
{
if ((status = visitAdapterTypedContainerValue.Visit(visitor, property, ref container, ref value, ref changeTracker)) != VisitStatus.Unhandled)
{
return(status);
}
}
if (self is IVisitAdapter <TValue> visitAdapterTypedValue)
{
if ((status = visitAdapterTypedValue.Visit(visitor, property, ref container, ref value, ref changeTracker)) != VisitStatus.Unhandled)
{
return(status);
}
}
if (self is IVisitCollectionAdapter <TContainer, TValue> visitCollectionAdapterTypedContainerValue)
{
if ((status = visitCollectionAdapterTypedContainerValue.BeginCollection(visitor, property, ref container, ref value, ref changeTracker)) == VisitStatus.Handled)
{
VisitCollectionElements <TProperty, TContainer, TValue>(visitor, property, ref container, changeTracker);
}
visitCollectionAdapterTypedContainerValue.EndCollection(visitor, property, ref container, ref value, ref changeTracker);
if (status != VisitStatus.Unhandled)
{
return(status);
}
}
if (self is IVisitCollectionAdapterC <TContainer> visitCollectionAdapterTypedContainer)
{
if ((status = visitCollectionAdapterTypedContainer.BeginCollection(visitor, property, ref container, ref value, ref changeTracker)) == VisitStatus.Handled)
{
VisitCollectionElements <TProperty, TContainer, TValue>(visitor, property, ref container, changeTracker);
}
visitCollectionAdapterTypedContainer.EndCollection(visitor, property, ref container, ref value, ref changeTracker);
if (status != VisitStatus.Unhandled)
{
return(status);
}
}
if (self is IVisitCollectionAdapter <TValue> visitCollectionAdapterTypedValue)
{
if ((status = visitCollectionAdapterTypedValue.BeginCollection(visitor, property, ref container, ref value, ref changeTracker)) == VisitStatus.Handled)
{
VisitCollectionElements <TProperty, TContainer, TValue>(visitor, property, ref container, changeTracker);
}
visitCollectionAdapterTypedValue.EndCollection(visitor, property, ref container, ref value, ref changeTracker);
if (status != VisitStatus.Unhandled)
{
return(status);
}
}
if (self is IVisitCollectionAdapter visitCollectionAdapter)
{
if ((status = visitCollectionAdapter.BeginCollection(visitor, property, ref container, ref value, ref changeTracker)) == VisitStatus.Handled)
{
VisitCollectionElements <TProperty, TContainer, TValue>(visitor, property, ref container, changeTracker);
}
visitCollectionAdapter.EndCollection(visitor, property, ref container, ref value, ref changeTracker);
if (status != VisitStatus.Unhandled)
{
return(status);
}
}
return(VisitStatus.Unhandled);
}
void Reset()
{
m_Index = 0;
Current = default;
}
public Enumerator(ReadOnlyAdapterCollection collection)
{
m_Adapters = collection.m_Adapters;
m_Index = 0;
Current = default;
}
