public TypeDefinitionProjection(TypeDefinition type, TypeDefinitionTreatment treatment, Collection <MethodDefinition> redirectedMethods, Collection <KeyValuePair <InterfaceImplementation, InterfaceImplementation> > redirectedInterfaces)
{
Attributes = type.Attributes;
Name = type.Name;
Treatment = treatment;
RedirectedMethods = redirectedMethods;
RedirectedInterfaces = redirectedInterfaces;
}
public static void Project(TypeDefinition type)
{
TypeDefinitionTreatment treatment = TypeDefinitionTreatment.None;
MetadataKind metadata_kind = type.Module.MetadataKind;
Collection <MethodDefinition> redirectedMethods = null;
Collection <KeyValuePair <InterfaceImplementation, InterfaceImplementation> > redirectedInterfaces = null;
if (type.IsWindowsRuntime)
{
if (metadata_kind == MetadataKind.WindowsMetadata)
{
treatment = GetWellKnownTypeDefinitionTreatment(type);
if (treatment != TypeDefinitionTreatment.None)
{
ApplyProjection(type, new TypeDefinitionProjection(type, treatment, redirectedMethods, redirectedInterfaces));
return;
}
TypeReference base_type = type.BaseType;
if (base_type != null && IsAttribute(base_type))
{
treatment = TypeDefinitionTreatment.NormalAttribute;
}
else
{
treatment = GenerateRedirectionInformation(type, out redirectedMethods, out redirectedInterfaces);
}
}
else if (metadata_kind == MetadataKind.ManagedWindowsMetadata && NeedsWindowsRuntimePrefix(type))
{
treatment = TypeDefinitionTreatment.PrefixWindowsRuntimeName;
}
if (treatment == TypeDefinitionTreatment.PrefixWindowsRuntimeName || treatment == TypeDefinitionTreatment.NormalType)
{
if (!type.IsInterface && HasAttribute(type, "Windows.UI.Xaml", "TreatAsAbstractComposableClassAttribute"))
{
treatment |= TypeDefinitionTreatment.Abstract;
}
}
}
else if (metadata_kind == MetadataKind.ManagedWindowsMetadata && IsClrImplementationType(type))
{
treatment = TypeDefinitionTreatment.UnmangleWindowsRuntimeName;
}
if (treatment != TypeDefinitionTreatment.None)
{
ApplyProjection(type, new TypeDefinitionProjection(type, treatment, redirectedMethods, redirectedInterfaces));
}
}
private static TypeDefinitionTreatment GetWellKnownTypeDefinitionTreatment(TypeDefinition type)
{
if (!Projections.TryGetValue(type.Name, out ProjectionInfo projectionInfo))
{
return(TypeDefinitionTreatment.None);
}
TypeDefinitionTreatment typeDefinitionTreatment = projectionInfo.Attribute ? TypeDefinitionTreatment.RedirectToClrAttribute : TypeDefinitionTreatment.RedirectToClrType;
if (type.Namespace == projectionInfo.ClrNamespace)
{
return(typeDefinitionTreatment);
}
if (type.Namespace == projectionInfo.WinRTNamespace)
{
return(typeDefinitionTreatment | TypeDefinitionTreatment.Internal);
}
return(TypeDefinitionTreatment.None);
}
public static void ApplyProjection(TypeDefinition type, TypeDefinitionProjection projection)
{
if (projection != null)
{
TypeDefinitionTreatment treatment = projection.Treatment;
switch (treatment & TypeDefinitionTreatment.KindMask)
{
case TypeDefinitionTreatment.NormalType:
type.Attributes |= (TypeAttributes.Import | TypeAttributes.WindowsRuntime);
break;
case TypeDefinitionTreatment.NormalAttribute:
type.Attributes |= (TypeAttributes.Sealed | TypeAttributes.WindowsRuntime);
break;
case TypeDefinitionTreatment.UnmangleWindowsRuntimeName:
type.Attributes = (TypeAttributes)(((int)type.Attributes & -1025) | 1);
type.Name = type.Name.Substring("<CLR>".Length);
break;
case TypeDefinitionTreatment.PrefixWindowsRuntimeName:
type.Attributes = (TypeAttributes)(((int)type.Attributes & -2) | 0x1000);
type.Name = "<WinRT>" + type.Name;
break;
case TypeDefinitionTreatment.RedirectToClrType:
type.Attributes = (TypeAttributes)(((int)type.Attributes & -2) | 0x1000);
break;
case TypeDefinitionTreatment.RedirectToClrAttribute:
type.Attributes &= ~TypeAttributes.Public;
break;
}
if ((treatment & TypeDefinitionTreatment.Abstract) != 0)
{
type.Attributes |= TypeAttributes.Abstract;
}
if ((treatment & TypeDefinitionTreatment.Internal) != 0)
{
type.Attributes &= ~TypeAttributes.Public;
}
type.WindowsRuntimeProjection = projection;
}
}
public static void Project(TypeDefinition type)
{
TypeDefinitionTreatment typeDefinitionTreatment = TypeDefinitionTreatment.None;
MetadataKind metadataKind = type.Module.MetadataKind;
if (type.IsWindowsRuntime)
{
switch (metadataKind)
{
case MetadataKind.WindowsMetadata:
{
typeDefinitionTreatment = GetWellKnownTypeDefinitionTreatment(type);
if (typeDefinitionTreatment != 0)
{
ApplyProjection(type, new TypeDefinitionProjection(type, typeDefinitionTreatment));
return;
}
TypeReference baseType = type.BaseType;
typeDefinitionTreatment = ((baseType == null || !IsAttribute(baseType)) ? TypeDefinitionTreatment.NormalType : TypeDefinitionTreatment.NormalAttribute);
break;
}
case MetadataKind.ManagedWindowsMetadata:
if (NeedsWindowsRuntimePrefix(type))
{
typeDefinitionTreatment = TypeDefinitionTreatment.PrefixWindowsRuntimeName;
}
break;
}
if ((typeDefinitionTreatment == TypeDefinitionTreatment.PrefixWindowsRuntimeName || typeDefinitionTreatment == TypeDefinitionTreatment.NormalType) && !type.IsInterface && HasAttribute(type, "Windows.UI.Xaml", "TreatAsAbstractComposableClassAttribute"))
{
typeDefinitionTreatment |= TypeDefinitionTreatment.Abstract;
}
}
else if (metadataKind == MetadataKind.ManagedWindowsMetadata && IsClrImplementationType(type))
{
typeDefinitionTreatment = TypeDefinitionTreatment.UnmangleWindowsRuntimeName;
}
if (typeDefinitionTreatment != 0)
{
ApplyProjection(type, new TypeDefinitionProjection(type, typeDefinitionTreatment));
}
}
public TypeDefinitionProjection(TypeDefinition type, TypeDefinitionTreatment treatment)
{
this.Attributes = type.Attributes;
this.Name = type.Name;
this.Treatment = treatment;
}
public TypeDefinitionProjection(TypeDefinition type, TypeDefinitionTreatment treatment, Collection<MethodDefinition> redirectedMethods, Collection<KeyValuePair<InterfaceImplementation, InterfaceImplementation>> redirectedInterfaces)
{
Attributes = type.Attributes;
Name = type.Name;
Treatment = treatment;
RedirectedMethods = redirectedMethods;
RedirectedInterfaces = redirectedInterfaces;
}
public static void ApplyProjection(TypeDefinition type, TypeDefinitionProjection projection)
{
if (projection == null)
{
return;
}
TypeDefinitionTreatment treatment = projection.Treatment;
switch (treatment & TypeDefinitionTreatment.KindMask)
{
case TypeDefinitionTreatment.NormalType:
type.Attributes |= TypeAttributes.WindowsRuntime | TypeAttributes.Import;
break;
case TypeDefinitionTreatment.NormalAttribute:
type.Attributes |= TypeAttributes.WindowsRuntime | TypeAttributes.Sealed;
break;
case TypeDefinitionTreatment.UnmangleWindowsRuntimeName:
type.Attributes = type.Attributes & ~TypeAttributes.SpecialName | TypeAttributes.Public;
type.Name = type.Name.Substring("<CLR>".Length);
break;
case TypeDefinitionTreatment.PrefixWindowsRuntimeName:
type.Attributes = type.Attributes & ~TypeAttributes.Public | TypeAttributes.Import;
type.Name = "<WinRT>" + type.Name;
break;
case TypeDefinitionTreatment.RedirectToClrType:
type.Attributes = type.Attributes & ~TypeAttributes.Public | TypeAttributes.Import;
break;
case TypeDefinitionTreatment.RedirectToClrAttribute:
type.Attributes = type.Attributes & ~TypeAttributes.Public;
break;
case TypeDefinitionTreatment.RedirectImplementedMethods:
{
type.Attributes |= TypeAttributes.WindowsRuntime | TypeAttributes.Import;
foreach (KeyValuePair <InterfaceImplementation, InterfaceImplementation> redirectedInterfacePair in projection.RedirectedInterfaces)
{
type.Interfaces.Add(redirectedInterfacePair.Value);
foreach (CustomAttribute customAttribute in redirectedInterfacePair.Key.CustomAttributes)
{
redirectedInterfacePair.Value.CustomAttributes.Add(customAttribute);
}
redirectedInterfacePair.Key.CustomAttributes.Clear();
foreach (MethodDefinition method in type.Methods)
{
foreach (MethodReference @override in method.Overrides)
{
if (TypeReferenceEqualityComparer.AreEqual(@override.DeclaringType, redirectedInterfacePair.Key.InterfaceType))
{
@override.DeclaringType = redirectedInterfacePair.Value.InterfaceType;
}
}
}
}
foreach (MethodDefinition method in projection.RedirectedMethods)
{
type.Methods.Add(method);
}
}
break;
}
if ((treatment & TypeDefinitionTreatment.Abstract) != 0)
{
type.Attributes |= TypeAttributes.Abstract;
}
if ((treatment & TypeDefinitionTreatment.Internal) != 0)
{
type.Attributes &= ~TypeAttributes.Public;
}
type.WindowsRuntimeProjection = projection;
}
