# IMachineDataChangedEvent Interface Reference

Any of the settings of the given machine has changed. More...

Inheritance diagram for IMachineDataChangedEvent:

List of all members.

## Public Attributes
readonly attribute boolean | temporary
| `true` if the settings change is temporary.

## Detailed Description

Any of the settings of the given machine has changed.

Interface ID:
  `{ABE94809-2E88-4436-83D7-50F3E64D0503}`

## Member Data Documentation

readonly attribute boolean IMachineDataChangedEvent::temporary

`true` if the settings change is temporary.

All permanent settings changes will trigger an event, and only temporary settings changes for running VMs will trigger an event. Note: sending events for temporary changes is NOT IMPLEMENTED.