This API is available on Firefox OS for internal applications only.
The oncallschanged property of the Telephony interface specifies an event listener to receive callschanged events. These events occur when the list of ongoing calls, as indicated by Telephony.calls, changes.
Syntax
myTelephony.oncallschanged = function() { ... };
These events are of type CallEvent.
Examples
// Telephony object
var tel = navigator.mozTelephony;
tel.oncallschanged = function() {
// When call list changes, do something
};
Specifications
| Specification | Status | Comment |
|---|---|---|
| Web Telephony | Draft | Draft |
Browser compatibility
For obvious reasons, support is primarily expected on mobile browsers.
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Basic support | No support | No support | No support | No support | No support |
| Feature | Android | Firefox Mobile (Gecko) | Firefox OS (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
| Basic support | No support | 12.0 (12.0) | 1.0.1 | No support | No support | No support |