PresentationConnection

这是 实验性技术
检查 浏览器兼容性表格 在生产中使用这之前。

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

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 .

特性

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 只读
Provides the presentation connection identifier.
PresentationConnection.state 只读
返回 presentation connection 's current state.
PresentationConnection.url 只读
Returns the URL used to create or reconnect to the presentation.

事件处理程序

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() .

方法

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 .

规范

规范 状态 Comment
Presentation API
The definition of 'PresentationConnection interface' in that specification.
候选推荐 初始定义。

浏览器兼容性

更新 GitHub 上的兼容性数据
Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
PresentationConnection
Chrome 48 Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android 48 Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android 5.0
binaryType
Chrome Yes Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android Yes Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android Yes
close
Chrome 49 Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android 49 Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android 5.0
id
Chrome 48 Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android 48 Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android 5.0
onclose
Chrome 50 Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android 50 Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android 5.0
onconnect
Chrome 50 Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android 50 Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android 5.0
onmessage
Chrome Yes Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android Yes Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android Yes
onterminate
Chrome 50 Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android 50 Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android 5.0
send
Chrome 48 Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android 48 Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android 5.0
state
Chrome 48 Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android 48 Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android 5.0
terminate
Chrome Yes Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android Yes Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android Yes
url
Chrome 57 Edge ≤79 Firefox 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE No Opera Yes Safari ? WebView Android No Chrome Android 57 Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android Yes Safari iOS ? Samsung Internet Android 7.0

图例

完整支持
完整支持
不支持
不支持
兼容性未知
兼容性未知
实验。期望将来行为有所改变。
实验。期望将来行为有所改变。
用户必须明确启用此特征。
用户必须明确启用此特征。