A object is associated with available presentation displays and represents the presentation display availability for a presentation request. If the controlling user agent can monitor the list of available presentation displays in the background (without a pending request to PresentationAvailability), the start() object MUST be implemented in a controlling browsing context.PresentationAvailability
The value attribute MUST return the last value it was set to. The value is updated by the monitor the list of available presentation displays algorithm.
The onchange attribute is an event handler whose corresponding event handler event type is change.
Properties
PresentationAvailability.valueRead only- A boolean value indicating whether the given presentation display is available. The
valueattribute MUST return the last value it was set to.
Event handlers
PresentationAvailability.onchange- Indicates that the availability of the presentation display has changed.
Methods
None.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Presentation API The definition of 'PresentationAvailability interface' in that specification. |
Candidate Recommendation | Initial definition. |
Browser Compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support |
48.0 |
? | ? | ? | ? |
| Feature | Android | Android Webview | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|---|
| Basic support | No support | No support | ? | ? | ? | ? | ? | 48.0 |