Telerik blogs
  • Web ASP.NET AJAX

    RadTreeView for ASP.NET Ajax - Binding to LinqDataSource

    Since the Q2 2008 SP1 release RadTreeView, RadMenu, RadPanelBar and RadTabStrip support hierarchical databinding to the LinqDataSource control. In this blog post I will demonstrate how to do this with RadTreeView (the steps are identical for the aforementioned controls). Create a new Web Site in Visual Studio 2008 and copy the Northwind database in your App_Data folder Add a new "Linq to SQL classes" item named "Northwind.dbml"
    October 01, 2008
  • Web ASP.NET AJAX

    RadTreeView for ASP.NET Ajax - Optimizing Load On Demand performance

    In a previous blog post I mentioned that you should use WebService load on demand in order to squeeze the most performance from RadTreeView. In this post I will show a few other tricks which can be used to improve the loading time even further. All techniques are optional and can be used independently. We start with a simple page containing only a single RadTreeView control with one root node. The testing environment is: Visual Studio 2008 SP1 Intel Core 2 Duo E6550 @ 2.33GHz. IIS7 web site Internet Explorer 7 Latest internal build of Telerik.Web.UI.dll (which will go live with the Q3 2008 release) Here...
    September 24, 2008
  • Web

    Populating Silverlight TreeView from WCF Service with LINQ to SQL

    In this example I will show you how to populate a RadTreeView using LINQ and WCF. Also you will see how to transform a flat data into a hierarchical one. The target result is: 1. Create a new Silverlight Web Application Project NOTE: Make sure you choose "Web Application Project" After the project loads you can see that besides the regular Silverlight application, Visual Studio adds a Web application that will host the .xap file.   Before writing any LINQ or creating any WCF service, we need a database to target. 2. Right-click on RadTreeViewWithWCFWeb project and add a new item - "SQL Server Database". You can give the...
    August 27, 2008
  • Release

    RadControls for Silverlight and WPF

    My colleague Hristo Deshev just announced the availability of Telerik RadControls for WPF Beta2. This is a very important release not only because it brings so many new features and controls for WPF, but because this is our first release that includes the Silverlight and WPF controls under a single distributable. For this first release we ported just a few Silverlight controls for WPF (namely TreeView, PanelBar, Calendar, DatePicker, Slider, ProgressBar and NumericUpDown), but in the long run almost all Silverlight controls that are applicable in a desktop scenario will be included in the WPF suite. What does this mean to you as a developer? Why is this...