IOCompletionCallback Gedelegeerde

Definitie

Naamruimte:
System.Threading
Assembly's:
mscorlib.dll, System.Threading.Overlapped.dll
Assembly:
mscorlib.dll
Assembly:
netstandard.dll

Belangrijk

Deze API is niet CLS-conform.

Ontvangt de foutcode, het aantal bytes en het overlappende waardetype wanneer een I/O-bewerking is voltooid in de threadpool.

public delegate void IOCompletionCallback(System::UInt32 errorCode, System::UInt32 numBytes, NativeOverlapped* pOVERLAP);
[System.CLSCompliant(false)]
[System.Security.SecurityCritical]
public delegate void IOCompletionCallback(uint errorCode, uint numBytes, NativeOverlapped* pOVERLAP);
[System.CLSCompliant(false)]
public delegate void IOCompletionCallback(uint errorCode, uint numBytes, NativeOverlapped* pOVERLAP);
[System.CLSCompliant(false)]
[System.Runtime.InteropServices.ComVisible(true)]
public delegate void IOCompletionCallback(uint errorCode, uint numBytes, NativeOverlapped* pOVERLAP);
[System.CLSCompliant(false)]
[System.Security.SecurityCritical]
[System.Runtime.InteropServices.ComVisible(true)]
public delegate void IOCompletionCallback(uint errorCode, uint numBytes, NativeOverlapped* pOVERLAP);
[<System.CLSCompliant(false)>]
[<System.Security.SecurityCritical>]
type IOCompletionCallback = delegate of uint32 * uint32 * nativeptr<NativeOverlapped> -> unit
[<System.CLSCompliant(false)>]
type IOCompletionCallback = delegate of uint32 * uint32 * nativeptr<NativeOverlapped> -> unit
[<System.CLSCompliant(false)>]
[<System.Runtime.InteropServices.ComVisible(true)>]
type IOCompletionCallback = delegate of uint32 * uint32 * nativeptr<NativeOverlapped> -> unit
[<System.CLSCompliant(false)>]
[<System.Security.SecurityCritical>]
[<System.Runtime.InteropServices.ComVisible(true)>]
type IOCompletionCallback = delegate of uint32 * uint32 * nativeptr<NativeOverlapped> -> unit
Public Delegate Sub IOCompletionCallback(errorCode As UInteger, numBytes As UInteger, pOVERLAP As NativeOverlapped*)

Parameters

errorCode
UInt32

De foutcode.

numBytes
UInt32

Het aantal bytes dat wordt overgedragen.

pOVERLAP
NativeOverlapped*

Een NativeOverlapped weergave van een onbeheerde aanwijzer naar het systeemeigen overlappende waardetype.

Kenmerken
CLSCompliantAttribute SecurityCriticalAttribute ComVisibleAttribute

Extensiemethoden

Name Description
GetMethodInfo(Delegate)

Hiermee haalt u een object op dat de methode vertegenwoordigt die wordt vertegenwoordigd door de opgegeven gemachtigde.

Van toepassing op