observ-visibility

An observable interface to the page visibility api

Install

$ npm install --save observ-visibility

Usage

var Visible = require('observ-visibility')
var visibile = Visible()
 
visible()
//=> true
 
// switch tabs...
 
visible()
//=> false

API

visible([fn]) -> boolean / function

fn

Type: function

An optional function to call when the visibility state changes. If no value is provided, the current visibility state is returned. If a function is provided, an unlisten function is returned.

License

MIT © Ben Drucker