Feature Articles
-
Firefox 4 Beta 2 is here – Welcome CSS3 transitions
As we have explained before, Mozilla is now making more frequent updates to our beta program. So here it is, Firefox Beta 2 has just been released, 3 weeks after Beta 1. Firefox 4 Beta 1 already brought a large amount of new features (see the Beta 1 feature list). So what’s new for web […]
-
Firefox 4: -moz-any() selector grouping
This is a re-post from David Baron’s blog. This feature has landed in Mozilla Central (trunk) and only available with a Firefox Nightly Build for the time being. Last night I landed support for :-moz-any() selector grouping. This allows providing alternatives between combinators, rather than having to repeat the entire selector for once piece that’s […]
-
WebSockets in Firefox
Here’s the pitch for WebSockets: a low-complexity, low-latency, bi-directional communication system that has a pretty simple API for web developers. Let’s break that down, and then talk about if and when we’re going to include it in Firefox: Low-complexity The WebSocket protocol, which is started via an HTTP-like handshake, has a relatively simple model for […]
-
a quick note on JavaScript engine components
There have been a bunch of posts about the JägerMonkey (JM) post that we made the other day, some of which get things subtly wrong about the pieces of technology that are being used as part of Mozilla’s JM work. So here’s the super-quick overview of what we’re using, what the various parts do and […]
-
Mozilla developer preview (Gecko 1.9.3a2) now available
We’ve posted a new release of our Mozilla developer preview series as a way to test new features that we’re putting into the Mozilla platform. These features may or may not make it into a future Firefox release, either for desktops or for mobile phones. But that’s why we do these releases – to get […]
-
multiple file input in Firefox 3.6
Firefox 3.6 supports multiple file input. This new capability allows you to get several files as input at once, using standard technologies. This is a big improvement, since you used to be constrained to one file at a time, or needed to use a third party (proprietary) application. This will be particularly useful, for example, […]
-
W3C FileAPI in Firefox 3.6
Often, web applications will prompt the user to select a file, typically to upload to a server. Unless the web application makes use of a plugin, file selection occurs through an HTML input element, of the sort <input type="file"/>. Firefox 3.6 now supports much of the W3C File API, which specifies the ability to asynchronously […]
-
pointer-events for HTML in Firefox 3.6
The pointer-events CSS property has long been available as part of SVG as a way to control if a mouse event should be sent to the element directly underneath the mouse or passed through to an element underneath it. In Firefox 3.6 we’ve extended the property to allow it to apply to normal HTML content […]
-
css gradients in Firefox 3.6
Firefox 3.6 includes many CSS improvements. In this post we’re going to show you how to use CSS gradients. If you are running the latest beta of Firefox 3.6, you should check out our interactive demo and take a look at the corresponding code. Use the radio buttons to switch different style options on or […]
-
font_dragr: a drag and drop preview tool for fonts
This demo is from our good friend Ryan Seddon who came up with a demo that seems deeply appropriate for this week, given our focus on the future of fonts on the web. If you’ve ever been editing a page and wanted to know what a particular font looked like without having to upload files […]
