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// <copyright>
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
namespace Microsoft.Activities.Presentation.Xaml
{
using System;
using System.Collections;
using System.ComponentModel.Composition;
using System.Reflection;
class ImportManyAttributeInfo : AttributeInfo<ImportManyAttribute>
{
static ConstructorInfo nameConstructor;
static ConstructorInfo typeConstructor;
static ConstructorInfo nameAndTypeConstructor;
public override bool IsComplete
{
get
{
return false;
}
}
public override ICollection GetConstructorArguments(ImportManyAttribute attribute, ref ConstructorInfo constructor)
{
if (attribute.ContractName != null)
{
if (attribute.ContractType != null)
{
constructor = NameAndTypeConstructor;
return new object[] { attribute.ContractName, attribute.ContractType };
}
else
{
constructor = NameConstructor;
return new object[] { attribute.ContractName };
}
}
else if (attribute.ContractType != null)
{
constructor = TypeConstructor;
return new object[] { attribute.ContractType };
}
else
{
return new object[] { };
}
}
public override ConstructorInfo GetConstructor()
{
return typeof(ImportManyAttribute).GetConstructor(Type.EmptyTypes);
}
static ConstructorInfo NameConstructor
{
get
{
if (nameConstructor == null)
{
nameConstructor = typeof(ImportManyAttribute).GetConstructor(new Type[] { typeof(string) });
}
return nameConstructor;
}
}
static ConstructorInfo NameAndTypeConstructor
{
get
{
if (nameAndTypeConstructor == null)
{
nameAndTypeConstructor = typeof(ImportManyAttribute).GetConstructor(new Type[] { typeof(Type) });
}
return nameAndTypeConstructor;
}
}
static ConstructorInfo TypeConstructor
{
get
{
if (typeConstructor == null)
{
typeConstructor = typeof(ImportManyAttribute).GetConstructor(new Type[] { typeof(string), typeof(Type) });
}
return typeConstructor;
}
}
}
}
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