Mercurial > libervia-web
view browser_side/notification.py @ 393:a3d58514a4d0
server_side: set max static blog banner dimensions
author | souliane <souliane@mailoo.org> |
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date | Wed, 05 Mar 2014 21:42:03 +0100 |
parents | 835a8ae799e7 |
children | f9130176bc8d |
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from __pyjamas__ import JS class Notification(object): """ If the browser supports it, the user allowed it to and the tab is in the background, send desktop notifications on messages. Requires both Web Notifications and Page Visibility API. """ def __init__(self): JS(""" this.enabled = false; if (!('hidden' in document)) document.hidden = false; if (!('Notification' in window)) return; if (Notification.permission === 'granted') this.enabled = true; else if (Notification.permission === 'default') { Notification.requestPermission(function(permission){ if (permission !== 'granted') return; this.enabled = true; }); } """) def notify(self, title, body, icon='/media/icons/apps/48/sat.png'): JS(""" if (this.enabled && document.hidden) { notification = Notification(title, {body: body, icon: icon}); // Probably won’t work, but it doesn’t hurt to try. notification.addEventListener('click', function() { window.focus(); }); } """)