33 строки
865 B
C++
33 строки
865 B
C++
// Copyright (c) Microsoft Corporation and Contributors.
|
|
// Licensed under the MIT License.
|
|
|
|
#ifndef __WINRT_WINDOWS_APP_RUNTIME_H
|
|
#define __WINRT_WINDOWS_APP_RUNTIME_H
|
|
|
|
namespace winrt
|
|
{
|
|
// Per https://docs.microsoft.com/windows/uwp/cpp-and-winrt-apis/interop-winrt-abi#convert_from_abi-function
|
|
template <typename T>
|
|
T convert_from_abi(::IUnknown* from)
|
|
{
|
|
T to{ nullptr }; // `T` is a projected type.
|
|
|
|
winrt::check_hresult(from->QueryInterface(winrt::guid_of<T>(),
|
|
winrt::put_abi(to)));
|
|
|
|
return to;
|
|
}
|
|
|
|
template <typename T>
|
|
T convert_from_abi(::IInspectable* from)
|
|
{
|
|
T to{ nullptr }; // `T` is a projected type.
|
|
|
|
winrt::check_hresult(from->QueryInterface(winrt::guid_of<T>(),
|
|
winrt::put_abi(to)));
|
|
|
|
return to;
|
|
}
|
|
}
|
|
|
|
#endif // __WINRT_WINDOWS_APP_RUNTIME_H
|