PresentationConnection - Web APIs 编辑

Experimental

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

Secure context

This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

The PresentationConnection interface of the Presentation API provides methods and properties for managing a single presentation. Each presentation connection is represented by a PresentationConnection object. Both the controlling user agent and receiving user agent MUST implement PresentationConnection.

Properties

PresentationConnection.binaryType

Returns either blob or arrayBuffer. When a PresentationConnection object is created, its binaryType IDL attribute MUST be set to the string " arraybuffer".

PresentationConnection.id Read only

Provides the presentation connection identifier.

PresentationConnection.state Read only

Returns the presentation connection's current state.

PresentationConnection.url Read only

Returns the URL used to create or reconnect to the presentation.

Event handlers

PresentationConnection.onclose

Fired when there is a call to PresentationConnection.close().

PresentationConnection.onconnect

Fired when a presentation connection is established.

PresentationConnection.onmessage

Fired when there is a call to PresentationConnection.send().

PresentationConnection.onterminated

Fired when there is a call to PresentationConnection.terminate().

Methods

PresentationConnection.close()

Closes the current connection and sends a PresentationConnectionCloseEvent to PresentationConnection.onclosed.

PresentationConnection.send()

Sends either binary or text data between a controlling browsing context and a presenting browsing context.

PresentationConnection.terminate()

Terminates the current connection and fires PresentationConnection.onterminated.

Specifications

Browser Compatibility

BCD tables only load in the browser