mingw-w64-headers/include/windows.perception.idl

/*
 * Copyright 2025 Hans Leidekker for CodeWeavers
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#ifdef __WIDL__
#pragma winrt ns_prefix
#endif

import "inspectable.idl";
import "asyncinfo.idl";
import "eventtoken.idl";
import "windowscontracts.idl";
import "windows.foundation.idl";

namespace Windows.Perception {
    interface IPerceptionTimestamp;

    runtimeclass PerceptionTimestamp;

    [
        contract(Windows.Foundation.UniversalApiContract, 2.0),
        exclusiveto(Windows.Perception.PerceptionTimestamp),
        uuid(87c24804-a22e-4adb-ba26-d78ef639bcf4)
    ]
    interface IPerceptionTimestamp : IInspectable
    {
        [propget] HRESULT TargetTime([out, retval] Windows.Foundation.DateTime *value);
        [propget] HRESULT PredictionAmount([out, retval] Windows.Foundation.TimeSpan *value);
    }

    [
        contract(Windows.Foundation.UniversalApiContract, 2.0),
        marshaling_behavior(agile),
        threading(both)
    ]
    runtimeclass PerceptionTimestamp
    {
        [default] interface Windows.Perception.IPerceptionTimestamp;
    }
}