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Enriching Windows Phone 7.1 (“Mango”) Apps with Secondary Tiles

Another new feature of Windows Phone 7.1 that every developer should know about is secondary tiles. Windows Phone 7.0 allowed users to pin an app to the Start screen, creating a tile for that app. But it limited apps to one tile each, and it provided Read More...
Posted Friday, July 15, 2011 6:28 PM by jprosise | 3 Comments

Building Cross-Platform Mobile Applications with HTML5 and Mango

One of the most exciting new features coming in Windows Phone 7.1, code-named “Mango,” is an HTML5 Web browser based on IE9. One by-product of this addition is that you can use Mango phones to browse HTML5 Web sites. But the greater implication is that Read More...
Posted Thursday, July 14, 2011 4:16 PM by jprosise | 3 Comments

Silverlight 5’s New and Improved Threading Architecture

Silverlight 5 boasts a wealth of sexy new features, including a full-blown, hardware-accelerated 3D graphics API, support for custom markup extensions, multiple-window support in trusted out-of-browser apps, and the ability to run trusted applications Read More...
Posted Wednesday, April 20, 2011 10:30 PM by jprosise | 6 Comments

Silverlight 5’s New Style Data Binding

Another of the minor but potentially useful new features coming in Silverlight 5 – and already present in the Silverlight 5 beta – is style data binding. Simple put, style data binding allows you to use data-binding expressions to assign values to style Read More...
Posted Tuesday, April 19, 2011 7:36 PM by jprosise | 2 Comments

Silverlight 5’s New RichTextBoxOverflow Control

Silverlight 5 boasts a lot of big new features, but sometimes it’s the little things that count. A case in point is the new RichTextBoxOverflow control, which simplifies the process of implementing newspaper-style layouts in Silverlight applications. Read More...
Posted Tuesday, April 19, 2011 5:44 PM by jprosise | 1 Comments

Using Custom Markup Extensions in Silverlight 5

The first beta of Silverlight 5 was announced at MIX this week and is available for downloading . As such, I’ll be blogging about the new features in weeks to come. I’ll also be delivering sessions on Silverlight 5 at several upcoming conferences, including Read More...
Posted Friday, April 15, 2011 7:54 PM by jprosise | 7 Comments

Canvas Animations in HTML5

HTML5’s Canvas and CanvasRenderingContext2d bring something to HTML5 that has long been missing from HTML: the ability to draw pixels into a browser window. I wrote about the canvas API in a previous post entitled Making HTML5 Come Alive with the Canvas Read More...
Posted Sunday, April 03, 2011 11:36 PM by jprosise | 8 Comments

Making Web Apps Sizzle with Bing Maps and HTML5’s Geolocation API

A few weeks ago, I wrote about Silverlight for Windows Phone’s location API , which allows applications to ascertain their location – latitude, longitude, altitude (if GPS is available), and so on. More recently, I’ve been writing samples around HTML5’s Read More...
Posted Sunday, March 27, 2011 11:49 PM by jprosise | 2 Comments

Silverlight for Windows Phone Programming Tip #8

One of the remarkable aspects of Windows Phone 7’s WebBrowser control is that you can build an entire Web site in isolated storage, point the WebBrowser control to it, and view the Web site on your phone. Once IE for Windows phones comes to support HTML5 Read More...
Posted Monday, March 21, 2011 10:15 PM by jprosise | 4 Comments

Silverlight for Windows Phone Programming Tip #7

I recently worked on a phone project that required me to tombstone a MediaElement control. Basically, I needed to save the current playback position when the app was deactivated, and restore it when (and if) the app was reactivated. So I whipped up something Read More...
Posted Monday, March 21, 2011 12:47 AM by jprosise | 2 Comments

Using HTML5 Web Storage for Interprocess Communication

One of the exciting new features coming in HTML5 – and one that works in most HTML5 browsers today – is Web storage. The latest draft of the specification defines two types of Web storage: local storage and session storage. Local storage, which is analogous Read More...
Posted Thursday, March 10, 2011 8:35 PM by jprosise | 4 Comments

Making HTML5 Come Alive with the Canvas API

The last five years of my career have been devoted to Silverlight. I began working with it long before version 1.0 was released, and with Silverlight 5 on the horizon, I’m even more excited about it today than I was then. The fact that you can write phone Read More...
Posted Wednesday, February 23, 2011 4:02 PM by jprosise | 14 Comments

Silverlight for Windows Phone Programming Tip #6

Recently I have heard of a couple of cases in which apps submitted to the Windows Phone Marketplace were rejected because they continued running when an incoming phone call arrived. While the Windows Phone 7 Application Certification Requirements don’t Read More...
Posted Friday, February 11, 2011 1:47 PM by jprosise | 6 Comments

Silverlight for Windows Phone Programming Tip #5

Quick: can you spot what’s wrong with this XAML?   < ProgressBar x : Name ="Progress" Visibility ="Collapsed" IsIndeterminate ="True" />   If you answered that setting IsIndeterminant to true on a ProgressBar Read More...
Posted Tuesday, February 08, 2011 2:25 PM by jprosise | 6 Comments

Real-World Tombstoning in Silverlight for Windows Phone, Part 4

Tombstoning is one of the greatest challenges in writing applications for Windows phones, which is why I decided to devote a series of blog posts to it. In Part 1 of this series, we built a photo-extras application that allows the user to perform simple Read More...
Posted Monday, February 07, 2011 10:18 AM by jprosise | 2 Comments
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