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ICLROnEventManager::UnregisterActionOnEvent Method

Unregisters a previously registered callback pointer for the specified event.

HRESULT UnregisterActionOnEvent (
    [in] EClrEvent event,
    [in] IActionOnCLREvent *pAction
);

Parameters

  • event
    [in] One of the EClrEvent values, indicating the event for which to unregister the callback pointer described by pAction.

  • pAction
    [in] A pointer to an IActionOnCLREvent object that was passed as a parameter to the RegisterActionOnEvent method.

Return Value

HRESULT

Description

S_OK

UnregisterActionOnEvent returned successfully.

HOST_E_CLRNOTAVAILABLE

The common language runtime (CLR) has not been loaded into a process, or the CLR is in a state in which it cannot run managed code or process the call successfully.

HOST_E_TIMEOUT

The call timed out.

HOST_E_NOT_OWNER

The caller does not own the lock.

HOST_E_ABANDONED

An event was canceled while a blocked thread or fiber was waiting on it.

E_FAIL

An unknown catastrophic failure occurred. After a method returns E_FAIL, the CLR is no longer usable within the process. Subsequent calls to hosting methods return HOST_E_CLRNOTAVAILABLE.

Requirements

Platforms: Windows 2000, Windows XP, Windows Server 2003 family

Header: MSCorEE.idl

Library: Included as a resource in MSCorEE.dll

.NET Framework Version: 2.0

See Also

Concepts

EClrEvent Enumeration

IActionOnCLREvent Interface

ICLRControl Interface

ICLROnEventManager Interface