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IOCompletionCallback Delegat

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Definition

Namespace:
System.Threading
Assemblys:
mscorlib.dll, System.Threading.Overlapped.dll
Assembly:
System.Threading.Overlapped.dll
Assembly:
mscorlib.dll
Assembly:
netstandard.dll

Wichtig

Diese API ist nicht CLS-kompatibel.

Empfängt beim Abschluss einer E/A-Operation im Threadpool den Fehlercode, die Anzahl der Bytes sowie den überlappenden Werttyp.

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*)

Parameter

errorCode
UInt32

Der Fehlercode.

numBytes
UInt32

Die Anzahl der übertragenen Bytes.

pOVERLAP
NativeOverlapped*

Ein NativeOverlapped, das einen nicht verwalteten Zeiger auf den systemeigenen überlappenden Werttyp darstellt.

Attribute
CLSCompliantAttribute SecurityCriticalAttribute ComVisibleAttribute

Erweiterungsmethoden

GetMethodInfo(Delegate)

Ruft ein Objekt ab, das die Methode darstellt, die vom angegebenen Delegaten dargestellt wird.

Gilt für: