DBT_CONFIGCHANGECANCELED Overview  Group

The operating system sends the DBT_CONFIGCHANGECANCELED device message when a request to change the current configuration (dock or undock) has been canceled.

To send the DBT_CONFIGCHANGECANCELED device message, the operating system sends the WM_DEVICECHANGE message with wParam set to DBT_CONFIGCHANGECANCELED and lParam set to zero.

Parameters

lParam

lParam is zero when the WM_DEVICECHANGE message is sent with wParam set to DBT_CONFIGCHANGECANCELED.

Return Values

Return TRUE.

See Also

DBT_CONFIGCHANGED, DBT_QUERYCHANGECONFIG, WM_DEVICECHANGE