Phone API Reference - Core - digium.phone.observeCallEvents

Desk Phone API features described in this section are deprecated and supported only on the following models: D40, d45, d50, d60, d62, d65, d70

digium.phone.observeCallEvents

Attaches handlers to ongoing-call status changes. Useful if you were unable to attach a handler when the call was created.

The function passed in the handler parameter is called with a call status object to notify of state changes to the phone call.

Name	Required	Type	Default	Description

Name	Required	Type	Default	Description
handler	Yes	function		Handler to register for the call. Executed whenever the call changes state.
callHandle	Yes	string		Identifier of the call to act on. A call handle can be obtained by observing call events. Information such as this will be passed into the event object.

digium.phone.observeCallEvents with util.debug to print call state

 digium.phone.observeCallEvents({
    'callHandle' : callHandleVar,
    'handler' : function (obj) {
        util.debug(obj.state);
    }
});