IOCompletionCallback Delegato

Definizione

Spazio dei nomi:
System.Threading
Assembly:
mscorlib.dll, System.Threading.Overlapped.dll
Assembly:
mscorlib.dll
Assembly:
netstandard.dll

Importante

Questa API non è conforme a CLS.

Riceve il codice di errore, il numero di byte e il tipo di valore sovrapposto al completamento di un'operazione di I/O nel pool di thread.

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*)

Parametri

errorCode
UInt32

Codice di errore.

numBytes
UInt32

Numero di byte trasferiti.

pOVERLAP
NativeOverlapped*

Oggetto NativeOverlapped che rappresenta un puntatore non gestito al tipo di valore sovrapposto nativo.

Attributi
CLSCompliantAttribute SecurityCriticalAttribute ComVisibleAttribute

Metodi di estensione

Nome Descrizione
GetMethodInfo(Delegate)

Ottiene un oggetto che rappresenta il metodo rappresentato dal delegato specificato.

Si applica a