PresentationAvailability

A PresentationAvailability 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 start()), the PresentationAvailability object MUST be implemented in a controlling browsing context.

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.value Read only
A boolean value indicating whether the given presentation display is available. The value attribute 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

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidEdge MobileFirefox for AndroidOpera for AndroidiOS SafariSamsung Internet
Basic support
Experimental
Chrome Full support 48Edge ? Firefox Full support 51
Disabled
Full support 51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.controller.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.
IE ? Opera ? Safari ? WebView Android No support NoChrome Android Full support 48Edge Mobile ? Firefox Android Full support 51
Disabled
Full support 51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.controller.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.
Opera Android ? Safari iOS ? Samsung Internet Android ?
onchange
Experimental
Chrome Full support 48Edge ? Firefox Full support 51
Disabled
Full support 51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.controller.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.
IE ? Opera ? Safari ? WebView Android No support NoChrome Android Full support 48Edge Mobile ? Firefox Android Full support 51
Disabled
Full support 51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.controller.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.
Opera Android ? Safari iOS ? Samsung Internet Android ?
value
Experimental
Chrome Full support 48Edge ? Firefox Full support 51
Disabled
Full support 51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.controller.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.
IE ? Opera ? Safari ? WebView Android No support NoChrome Android Full support 48Edge Mobile ? Firefox Android Full support 51
Disabled
Full support 51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.controller.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.
Opera Android ? Safari iOS ? Samsung Internet Android ?

Legend

Full support  
Full support
No support  
No support
Compatibility unknown  
Compatibility unknown
Experimental. Expect behavior to change in the future.
Experimental. Expect behavior to change in the future.
User must explicitly enable this feature.
User must explicitly enable this feature.

Document Tags and Contributors

Contributors to this page: lucian95, MashKao, rolfedh, jpmedley
Last updated by: lucian95,