本文整理匯總了C#中System.Runtime.InteropServices.UnmanagedType枚舉的典型用法代碼示例。如果您正苦於以下問題：C# UnmanagedType枚舉的具體用法？C# UnmanagedType怎麽用？C# UnmanagedType使用的例子？那麽, 這裏精選的枚舉代碼示例或許可以為您提供幫助。
在下文中一共展示了UnmanagedType枚舉的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的C#代碼示例。
示例1: MarshalAs
//引入命名空間
using System;
using System.Runtime.InteropServices;
namespace MyModule
{
// If you do not have a type library for an interface
// you can redeclare it using ComImportAttribute.
// This is how the interface would look in an idl file.
//[
//object,
//uuid("73EB4AF8-BE9C-4b49-B3A4-24F4FF657B26"),
//dual, helpstring("IMyStorage Interface"),
//pointer_default(unique)
//]
//interface IMyStorage : IDispatch
//{
// [id(1)]
// HRESULT GetItem([in] BSTR bstrName, [out, retval] IDispatch ** ppItem);
// [id(2)]
// HRESULT GetItems([in] BSTR bstrLocation, [out] SAFEARRAY(VARIANT)* pItems);
// [id(3)]
// HRESULT GetItemDescriptions([in] BSTR bstrLocation, [out] SAFEARRAY(VARIANT) ** ppItems);
// [id(4), propget]
// HRESULT get_IsEmpty([out, retval] BOOL * pfEmpty);
//};
// This is the managed declaration.
[ComImport]
[Guid("73EB4AF8-BE9C-4b49-B3A4-24F4FF657B26")]
public interface IMyStorage
{
[DispId(1)]
[return : MarshalAs( UnmanagedType.Interface )]
Object GetItem( [In, MarshalAs( UnmanagedType.BStr )] String bstrName );
[DispId(2)]
void GetItems( [In, MarshalAs( UnmanagedType.BStr )] String bstrLocation,
[Out, MarshalAs( UnmanagedType.SafeArray,
SafeArraySubType = VarEnum.VT_VARIANT )] out Object[] Items );
[DispId(3)]
void GetItemDescriptions( [In] String bstrLocation,
[In, Out, MarshalAs( UnmanagedType.SafeArray )] ref Object[] varDescriptions );
bool IsEmpty
{
[DispId(4)]
[return : MarshalAs( UnmanagedType.VariantBool )]
get;
}
}
}