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This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for the proper prefixes to use in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the spec changes.
El metodo permissionState() de la interface PushManager retorna un Promise that resolves to a DOMString indicating the permission state of the push manager. Possible values are 'prompt', 'denied', or 'granted'.
Note: As of Firefox 44, the permissions for Notifications and Push have been merged. If permission is granted for notifications, push will also be enabled.
Sintaxis
PushManager.permissionState(options).then(function(PushMessagingState) { ... });
Parámetros
opciones Optional- An object containing optional configuration parameters. It can have the following properties:
userVisibleOnly: A boolean indicating that the returned push subscription will only be used for messages whose effect is made visible to the user.
Retorna
Un Promise que resuelve a un DOMString con un valor de 'prompt', 'denied', o 'granted'.
Especificaciones
| Especificación | Estado | Comentario |
|---|---|---|
| Push API The definition of 'permissionState()' in that specification. |
Working Draft | Initial definition. |
Compactibilidad del Navegador
| Característica | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 42.0 | 44.0 (44.0) | Not supported | ? | Not supported |
| Característica | Android | Android Webview | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|---|
| Basic support | Not supported | Not supported | Not supported | Not supported | Not supported | Not supported | Not supported | 42.0 |