IUPnPServiceCallback::StateVariableChanged (Windows Embedded CE 6.0)

1/6/2010

This method is invoked when a state variable has changed.

Syntax

HRESULT StateVariableChanged(
  IUPnPService* pus,
  LPCWSTR pcwszStateVarName,
  VARIANT varValue
);

Parameters

• pus
  [in] Reference to an IUPnPService:IDispatch object that specifies the service about which UPnP is sending the notification.

• pcwszStateVarName
  [in] Reference to a string that specifies the state variable that has changed.

• varValue
  [in] Specifies the new value. The type of the data returned depends on the data type of the state variable about which the notification is being sent.

Return Value

UPnP does not expect the application to return any specific value. Any value returned is ignored by UPnP.

Requirements

See Also

Reference

IUPnPServiceCallback
IUPnPService
IUPnPService::AddCallback