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