public Type[] GetAttributeTypes(Type attributeType, int count)
{
if (CustomAttributeProvider != null)
{
object[] attributes = CustomAttributeProvider.GetCustomAttributes(attributeType, false);
if (attributes.Length == 0)
{
return(null);
}
Debug.Assert(attributeType == typeof(XamlDeferLoadAttribute));
Debug.Assert(count == 2);
XamlDeferLoadAttribute tca = (XamlDeferLoadAttribute)attributes[0];
Type converterType = XamlNamespace.GetTypeFromFullTypeName(tca.LoaderTypeName);
Type contentType = XamlNamespace.GetTypeFromFullTypeName(tca.ContentTypeName);
return(new Type[] { converterType, contentType });
}
try
{
CustomAttributeData cad = GetAttribute(attributeType);
if (cad == null)
{
return(null);
}
return(ExtractTypes(cad, count));
}
catch (CustomAttributeFormatException)
{
CustomAttributeProvider = Member;
return(GetAttributeTypes(attributeType, count));
}
}
private Type ExtractType(CustomAttributeTypedArgument arg)
{
if (arg.ArgumentType == typeof(Type))
{
return((Type)arg.Value);
}
else if (arg.ArgumentType == typeof(string))
{
string typeName = (string)arg.Value;
return(XamlNamespace.GetTypeFromFullTypeName(typeName));
}
return(null);
}
public Type GetAttributeType(Type attributeType)
{
if (CustomAttributeProvider != null)
{
object[] attributes = CustomAttributeProvider.GetCustomAttributes(attributeType, false);
if (attributes.Length == 0)
{
return(null);
}
if (attributeType == typeof(TypeConverterAttribute))
{
string typeName = ((TypeConverterAttribute)attributes[0]).ConverterTypeName;
return(XamlNamespace.GetTypeFromFullTypeName(typeName));
}
if (attributeType == typeof(MarkupExtensionReturnTypeAttribute))
{
return(((MarkupExtensionReturnTypeAttribute)attributes[0]).ReturnType);
}
if (attributeType == typeof(ValueSerializerAttribute))
{
return(((ValueSerializerAttribute)attributes[0]).ValueSerializerType);
}
Debug.Fail("Unexpected attribute type requested: " + attributeType.Name);
return(null);
}
try
{
CustomAttributeData cad = GetAttribute(attributeType);
if (cad == null)
{
return(null);
}
return(ExtractType(cad));
}
catch (CustomAttributeFormatException)
{
CustomAttributeProvider = Member;
return(GetAttributeType(attributeType));
}
}