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// ManagedErrorInfo class
//
// Eberhard Beilharz (eb1@sil.org)
//
// Copyright (C) 2012 SIL International
#if FEATURE_COMINTEROP
using System;
using System.Runtime.CompilerServices;
using System.Security;
namespace System.Runtime.InteropServices
{
/// <summary>
/// Helper class that allows to pass an exception as an IErrorInfo object. This is useful
/// when we get an exception in managed code that is called from unmanaged code that is called
/// from managed code and we want to get to the exception in the outer managed code.
/// </summary>
internal class ManagedErrorInfo: IErrorInfo
{
private Exception m_Exception;
public ManagedErrorInfo (Exception e)
{
m_Exception = e;
}
public Exception Exception {
get { return m_Exception; }
}
#region IErrorInfo
public int GetGUID (out Guid guid)
{
// not supported
guid = Guid.Empty;
return 0;
}
public int GetSource (out string source)
{
source = m_Exception.Source;
return 0;
}
public int GetDescription (out string description)
{
description = m_Exception.Message;
return 0;
}
public int GetHelpFile (out string helpFile)
{
helpFile = m_Exception.HelpLink;
return 0;
}
public int GetHelpContext(out uint helpContext)
{
// not supported
helpContext = 0;
return 0;
}
#endregion
}
}
#endif
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