Mercurial > libervia-web
view browser_side/notification.py @ 358:df743589bb8c
browser_side: microblog images have a fixed CSS "max-width" and they are clickable
author | souliane <souliane@mailoo.org> |
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date | Thu, 13 Feb 2014 15:34:34 +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(); }); } """)