Telerik blogs

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  • Web

    RadTreeView's TriState Mode in Deep

    Many of you have probably used Telerik's TreeView or going to do so in the future. One of its many features is the TriStateMode. In this blog post I'm going to explain how TriStateMode mode is designed to work and propagate the values up and down the tree. When in TriStateMode (IsTriStateMode=”True”) checking/unchecking an item makes the TreeView propagate the value. The value propagation actually checks/unchecks all items’ children and updates the chain of parents with appropriate value (checked, unchecked or undetermined). CheckState vs. IsChecked The TreeView exposes two properties used to manipulate items' check state - CheckState (of type ToggleState) and IsChecked...
    November 20, 2010
  • Web

    Customizing RadRichTextBox’s ContextMenu and SelectionMiniToolBar

    With Q3 2010 we introduced some cool UI additions to RadRichTextBox, including SelectionMiniToolBar and ContextMenu. SelectionMiniToolBar SelectionMiniToolBar is a floating toolbar that appears next to the current position after making a selection with the mouse in the document. It contains some useful commands for formatting text: As RadRichTextBox loads the default SelectionMiniToolBar using MEF, it can be completely replaced with a custom one. This can be done as easy as with the other RadRichTextBox dialogs by implementing the ISelectionMiniToolBar interface and marking the class that implements it with the CustomSelectionMiniToolBarAttribute attribute. The technique was also described in greater details in this blog...
    November 17, 2010
  • Web

    Want to see the (bright) Future of Silverlight?

    The latest release of Silverlight - ver.4 was released earlier this year. For me this was the first Silverlight release that was stable and mature enough so that I could recommend to anyone building business applications to use it broadly. Now, six months later, we can see that the Silverlight adoption is very high and that there are a lot of great tools built with it. Regardless of all the recent comments and mostly speculations about the future of Silverlight I believe that this will be the primary MS platform for building applications for Windows and Mac in years to come. At MIX this year, the Silverlight platform was also introduced to...
    November 16, 2010
  • Web ASP.NET MVC

    Binding to a collection of dynamic objects with Grid Extension for ASP.NET MVC

    Great news everybody! With its latest version and the addition of MVC3 specific build, you can now bind the MVC Grid to a collection of dynamic objects quite easily. Note that we will be using the new Razor view engine for extra fun. Just declare the View’s model to be IEnumerable<dynamic> 1: @using Telerik.Web.Mvc.UI 2: @model IEnumerable<dynamic> 3: @( 4: Html.Telerik().Grid(Model) 5: .Name("Grid") 6: .Columns(columns...
    November 12, 2010
  • Web

    Google Chrome & Safari 5 Execution Support

    I am pleased to announce that WebUI Test Studio now has execution support for Google Chrome and Safari 5! You can now record once, and playback across even more browsers including Internet Explorer, Firefox, Safari and Chrome.  Our Q3 release is available to download today, come see what has the QA community buzzing. See Google Chrome Test Execution in Action on Telerik TV.  
    November 12, 2010