Files
UnrealEngine/Engine/Source/Programs/GitDependencies/NotifyReadStream.cs
2025-05-18 13:04:45 +08:00

96 lines
1.6 KiB
C#

// Copyright Epic Games, Inc. All Rights Reserved.
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
namespace GitDependencies
{
delegate void NotifyReadDelegate(int SizeRead);
class NotifyReadStream : Stream
{
Stream? Inner;
NotifyReadDelegate NotifyRead;
long TotalRead;
public NotifyReadStream(Stream? InInner, NotifyReadDelegate InNotifyRead)
{
Inner = InInner;
NotifyRead = InNotifyRead;
TotalRead = 0;
}
protected override void Dispose(bool Disposing)
{
if(Inner != null)
{
Inner.Dispose();
Inner = null;
}
}
public override bool CanRead
{
get { return true; }
}
public override bool CanWrite
{
get { return false; }
}
public override bool CanSeek
{
get { return false; }
}
public override long Position
{
get
{
return TotalRead;
}
set
{
throw new NotImplementedException();
}
}
public override long Length
{
get { return Inner!.Length; }
}
public override void SetLength(long Value)
{
throw new NotImplementedException();
}
public override int Read(byte[] Buffer, int Offset, int Count)
{
int SizeRead = Inner!.Read(Buffer, Offset, Count);
NotifyRead(SizeRead);
TotalRead += SizeRead;
return SizeRead;
}
public override void Write(byte[] Buffer, int Offset, int Count)
{
throw new NotImplementedException();
}
public override long Seek(long Offset, SeekOrigin Origin)
{
throw new NotImplementedException();
}
public override void Flush()
{
Inner!.Flush();
}
}
}