MVVM is a topic that can easily take hours of discussion. Unfortunately, I only had less then one to talk about (at least some of) its goals, parts and possible implementations. Below is my slide deck: And the code: download The code is structured in a way that helps you see the changes in the code while...
I’m publishing the materials from my “Silverlight and NUI” talk from this year NT conference . The talk, where I took the time to dig a bit deeper into Silverlight multi-touch and web camera access capabilities, was part of the whole-day track, themed as “Building applications with NUI”. [The slides...
Following the theme from my previous two posts, this post will be about using Reactive Extensions on Windows Phone 7. I'll use a similar scenario as before – gradually load a few tiles into an ItemsControl. Let’s get started. Starting a project Create a new “Windows Phone Application”. Add references...
A few of my Silverlight articles were published on the SilverlightShow site this past two months. The first one is an introduction to Silverlight/(WPF)/Blend behaviors, where I create a Silverlight Halloween Sound Player without writing a single line of code – the application is composed entirely in...
With Halloween around the corner, it’s time for some scary photos… In this post I’ll explain how I built my demo application I showed at my Windows 7 Launch talk . Expression Blend 3 shipped with a few interesting samples, available for immediate use. One of them is called Wall3D (Silverlight 3) and...
When taking about data validation in applications, I usually describe the validation as the five-stage process or, put differently, five lines of defense against invalid data. In this post, I’ll write about the first line of defense – preventing the user entering the wrong data. 1. Preventing invalid...
Behaviors are not new in WPF / Silverlight world; it’s a common way of extending visual element’s behavior through the power of attached properties and everybody probably used one of these at least once in their projects. Now, there’s new Behaviors in town… I first learned about the behaviors in this...