• .NET Mobile

    How to Build a Picture Gallery app for Windows Phone - Part 3

    In this last part of the Picture Gallery blog series, we will discuss how the app handles errors and how RadControls for Windows Phone improved the development experience. In case you missed the previous two posts, they can be found here and here. Handling exceptions No application is complete without proper error handling. To be robust the application should handle the expected exceptions in a meaningful way or crash noisily when an unexpected error occurs. In the Picture Gallery app there are a few situations that should be expected.  The first and most important condition that we need to verify on app startup is whether...
  • .NET Mobile

    How to Build a Picture Gallery app for Windows Phone - Part 2

    In this second part of the picture gallery blog series we'll discuss how information is being passed between pages and how favorites are persisted to the phone's flash memory. If you haven't read the first part of this blog series, be sure to also check out the first part as well. Passing state When navigating between pages we need a mechanism to tell the new page what it will be visualizing. There are two ways to achieve this. One is to pass information between pages as parts of the query string in the page’s Uri. This is a rather limited approach and in...
    September 20, 2012
  • .NET Mobile

    How to Build a Picture Gallery app for Windows Phone – Source Code Available

    Software development, like many other things, is learned by studying theory and applying that theory to practice. While practicing however, it is also a good idea to learn existing software to reinforce the theory and also learn a trick or two that are not mentioned in the books.  With this in mind we decided to create a complete sample app for Windows Phone that will be free to download and study in order to help you with your Windows Phone development. It is a Picture Gallery app that demonstrates how to create a native Windows Phone client for Flickr or another...
    September 13, 2012
  • Company News

    Bookvar goes open source

    It is a great pleasure for me to share an exciting news with you. As of today we are opening the source code of Bookvar mind mapping tool. You can find the source on Codeplex right next to other open source initiatives of ours, like Telerik MVC Extensions and CAB Enabling Kit for WinForms. A few caveats about the source code There are a few things that you need to know about the source code: Most of the code was written when we were quite new to WPF and we were pioneering all those concepts. Looking back at that time I realize there are things that...