mingw-w64-headers/include/inspectable.idl

/**
 * This file has no copyright assigned and is placed in the Public Domain.
 * This file is part of the mingw-w64 runtime package.
 * No warranty is given; refer to the file DISCLAIMER.PD within this package.
 */

import "wtypes.idl";
import "hstring.idl";
import "unknwn.idl";

typedef enum TrustLevel { 
  BaseTrust     = 0,
  PartialTrust  = 1,
  FullTrust     = 2
} TrustLevel;

[
    object,
    uuid(af86e2e0-b12d-4c6a-9c5a-d7aa65101e90),
    pointer_default(unique)
]
interface IInspectable : IUnknown
{
    HRESULT GetIids(
            [out] ULONG *iidCount,
            [out, size_is(*iidCount)]  IID **iids);

    HRESULT GetRuntimeClassName(
            [out] HSTRING *className);

    HRESULT GetTrustLevel(
            [out] TrustLevel *trustLevel);
}

cpp_quote("")
cpp_quote("#if !defined (CINTERFACE) && defined (__cplusplus)")
cpp_quote("extern \"C++\" {")
cpp_quote("  template<typename T> void **IID_INS_ARGS_internal (T **p) {")
cpp_quote("    static_cast<IInspectable *> (*p);")
cpp_quote("    return reinterpret_cast<void **> (p);")
cpp_quote("  }")
cpp_quote("}")
cpp_quote("")
cpp_quote("#define IID_INS_ARGS(P) __uuidof(**(P)), IID_INS_ARGS_internal(P)")
cpp_quote("#endif")