blob: 61688b90b4c0bc87bfa7e38827581ae777950907 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
/*=============================================================================
**
**
**
** Purpose: This the interface that be implemented by class that want to
** customize the behavior of QueryInterface.
**
**
=============================================================================*/
namespace System.Runtime.InteropServices {
using System;
//====================================================================
// The enum of the return value of IQuerable.GetInterface
//====================================================================
[Serializable]
[System.Runtime.InteropServices.ComVisible(false)]
public enum CustomQueryInterfaceResult
{
Handled = 0,
NotHandled = 1,
Failed = 2,
}
//====================================================================
// The interface for customizing IQueryInterface
//====================================================================
[System.Runtime.InteropServices.ComVisible(false)]
public interface ICustomQueryInterface
{
[System.Security.SecurityCritical]
CustomQueryInterfaceResult GetInterface([In]ref Guid iid, out IntPtr ppv);
}
}
|