Navigator 接口表示用户代理的状态和标识。 它允许脚本查询它和注册自己进行一些活动。
可以使用只读的 window.navigator
属性检索导航器对象。
不从NavigatorID
, NavigatorLanguage
, NavigatorOnLine
, NavigatorGeolocation
, NavigatorPlugins
, NavigatorUserMedia
, 和 NetworkInformation
中继承任何属性,但是实现了定义在这些对象中的如下属性。
标准的
Navigator.activeVRDisplays
只读- 筛选所有的
VRDisplay
对象,把其中所有VRDisplay.ispresenting
属性的值为true
的对象以数组的形式返回。
NavigatorID.appCodeName
只读- 返回当前浏览器的内部“开发代号”名称。 不能保证此属性返回的值是正确的。
NavigatorID.appName
只读- 以
DOMString
的形式返回浏览器官方名称。 不能保证此属性返回的值是正确的。 NavigatorID.appVersion
只读- 以
DOMString
的形式返回浏览器版本。不能保证此属性返回的值是正确的。 Navigator.battery
只读- 返回一个
BatteryManager
对象,你可以用它来获取一些电池充电状态的信息。 Navigator.connection
只读- 提供一个
NetworkInformation
对象来获取设备的网络连接信息。 NavigatorGeolocation.geolocation
只读- Returns a
Geolocation
object allowing accessing the location of the device. NavigatorPlugins.javaEnabled
只读- Returns a
Boolean
flag indicating whether the host browser is Java-enabled or not. NavigatorLanguage.language
只读- Returns a
DOMString
representing the preferred language of the user, usually the language of the browser UI. Thenull
value is returned when this is unknown. NavigatorLanguage.languages
只读- Returns an array of
DOMString
representing the languages known to the user, by order of preference. NavigatorPlugins.mimeTypes
只读- Returns an
MimeTypeArray
listing the MIME types supported by the browser. NavigatorOnLine.onLine
只读- Returns a
Boolean
indicating whether the browser is working online. Navigator.oscpu
- Returns a string that represents the current operating system.
NavigatorID.platform
只读- Returns a string representing the platform of the browser. Do not rely on this function to return a significant value.
NavigatorPlugins.plugins
只读- Returns a
PluginArray
listing the plugins installed in the browser. NavigatorID.product
只读- Always returns
'Gecko'
, on any browser. This property is kept only for compatibility purpose. NavigatorID.userAgent
只读- Returns the user agent string for the current browser.
Navigator.serviceWorker
只读- Returns a
ServiceWorkerContainer
object, which provides access to registration, removal, upgrade, and communication with theServiceWorker
objects for the associated document.
Non-standard
navigator.buildID
- Returns the build identifier of the browser (e.g., "2006090803").
Navigator.cookieEnabled
- Returns a boolean indicating whether cookies are enabled in the browser or not.
navigator.doNotTrack
- Reports the value of the user's do-not-track preference. When this value is "yes", your web site or application should not track the user.
navigator.id
- Returns the
id
object which you can use to add support for BrowserID to your web site. navigator.mozAlarms
Requires FirefoxOS 1.0- Returns a
MozAlarmsManager
object you can use to schedule notifications or applications to be started at a specific time. navigator.mozApps
- Returns an
Apps
object you can use to install, manage, and control Open Web apps. navigator.mozAudioChannelManager
- The
navigator.mozAudioChannelManager
object provides access to themozAudioChannelManager
interface, which is used to manage your Firefox OS device's audio channels, including setting what channel's volume to affect when the volume buttons are pressed inside a particular app. navigator.mozCamera
Requires FirefoxOS 1.0- Return a
CameraManager
object you can use to access cameras available on your device. navigator.mozFMRadio
Requires FirefoxOS 1.0- Return an
FMRadio
object you can use to access the device FM radio. navigator.mozMobileConnection
Requires FirefoxOS 1.0- Return a
MozMobileConnection
object to retrieve the connection states of a mobile device and to perform some SIM/RUIM card actions. navigator.mozMobileMessage
Requires FirefoxOS 1.1- Returns a
MozMobileMessageManager
object you can use to manage MMS and SMS messaging in your web application. navigator.mozNetworkStats
Requires FirefoxOS 1.0- Returns a
MozNetworkStatsManager
object you can use to access network data amount information. navigator.mozNfc
Requires FirefoxOS 2.0- Returns a
MozNFC
object that can be used to access Near Field Communication (NFC) functionality, allowing two phones to have data transferred between one another simply by holding them close or tapping them together. navigator.mozNotification
已废弃 Gecko 22
navigator.webkitNotification
- Returns a
notification
object you can use to deliver notifications to the user from your web application. navigator.mozPower
Requires FirefoxOS 1.0- Returns a
PowerManager
object that allows to control the power usage and turn off unused peripherals to save power. navigator.mozSettings
Requires FirefoxOS 1.0- Returns a
SettingsManager
object you can use to access the device's settings. navigator.mozSms
Requires FirefoxOS 1.0 已废弃 Gecko 25- Returns a
MozSmsManager
object you can use to manage SMS messaging in your web application. navigator.mozSocial
- The Object, returned by the
navigator.mozSocial
property, is available within the social media provider's panel to provide functionality it may need. navigator.mozTCPSocket
Requires FirefoxOS 1.0- Returns a
TCPSocket
object that allows to open a raw TCP connection. navigator.mozTelephony
Requires FirefoxOS 1.0- Returns a
Telephony
object you can use to create and manage telephone calls. navigator.mozWifiManager
Requires FirefoxOS 1.0- Returns a
WifiManager
object you can use to manage Wifi networks. navigator.productSub
- Returns the build number of the current browser (e.g., "20060909").
navigator.securitypolicy
- Returns an empty string. In Netscape 4.7x, returns "US & CA domestic policy" or "Export policy".
navigator.standalone
- Returns a boolean indicating whether the browser is running in standalone mode. Available on Apple's iOS Safari only.
navigator.vendor
- Returns the vendor name of the current browser (e.g., "Netscape6").
navigator.vendorSub
- Returns the vendor version number (e.g. "6.1").
navigator.webkitPointer
- Returns a PointerLock object for the Mouse Lock API.
Methods
Doesn't inherit any method, but implements those defined in NavigatorID
, NavigatorContentUtils
, NavigatorUserMedia
, and NavigatorStorageUtils
.
Standard
NavigatorUserMedia.getUserMedia()
- After having prompted the user for permission, returns the audio or video stream associated to a camera or microphone on the local computer.
navigator.registerContentHandler
- Allows web sites to register themselves as a possible handler for a given MIME type.
navigator.registerProtocolHandler
- Allows web sites to register themselves as a possible handler for a given protocol.
NavigatorID.taintEnabled()
已废弃 Gecko 1.7.8 已废弃 Gecko 9.0- Returns
false
. JavaScript taint/untaint functions removed in JavaScript 1.2. Navigator.vibrate()
- Causes vibration on devices with support for it. Does nothing if vibration support isn't available.
Non standard
navigator.addIdleObserver
Requires FirefoxOS 1.0- Allows to add an observer to check when the user is idle.
navigator.getDataStores
Requires FirefoxOS 1.0- Provides access to a list of the Data Store API data stores available on the device.
navigator.getDeviceStorage
Requires FirefoxOS 1.0- Gives access to device storage areas.
navigator.getDeviceStorages
Requires FirefoxOS 1.0- Gives access to all the device storage areas of the same type.
navigator.mozHasPendingMessage
Requires FirefoxOS 1.0- Allows an app to know if there is a pending message of a given type.
navigator.mozIsLocallyAvailable
- Lets code check to see if the document at a given URI is available without using the network.
navigator.mozPay
- Allows in-app payment.
navigator.mozSetMessageHandler
Requires FirefoxOS 1.0- Allows an app to register a function handler for any kind of system message.
navigator.preference
已废弃 Gecko 2.0- Sets a user preference. This method is only available to privileged code and is obsolete; you should use the XPCOM Preferences API instead.
navigator.removeIdleObserver
Requires FirefoxOS 1.0- Allows to remove an observer used to check if the user is idle.
navigator.requestWakeLock
- Request a wake lock for a resource. A wake lock prevents a specific part of a device from being turned off automatically.
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