Telerik blogs

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  • Web ASP.NET AJAX

    Are you mouse-bored?

    Hi all, First of all let me introduce myself - my name is Nikolay Rusev and I am developer at one of Telerik's ASP.NET teams. I will talk about a couple of the RadGrid sometimes easily overlooked and at the same time unique features - item selection and keyboard navigation. With the new Q2 2009 release of RadControls for ASP.NET AJAX there are a lot of improvements in both directions: enhanced multi row selection using Ctrl and/or Shift keys firing predefined RadGrid command on key events:  Edit when Enter key is pressed Update/PerformInsert command on Enter key press when current focused control is...
    May 27, 2021 1 min read
  • Web

    Using Object Container to transport persistent objects between multiple pages

    We have talked already what are the best ways to handle the object scope instance in stateless environments like the Web in previous blog posts. We will build up on this and demonstrate additional web techniques, starting with using the same persistent objects on different pages (state sharing). Who needs that? Well let me explain a rather simplified scenario (but a valid one) – web-based wizard. Wizards usually have a workflow, which is produced by connecting web pages in a meaningful way. Every page is responsible for gathering data and providing navigation to the previous and next pages. This means...
    May 27, 2021 3 min read
  • Web

    Today is the day - see the light? Silverlight 3 is finally out!

    In fact you can download almost everything even now! Despite all breaking changes between the beta and RTW (System.Windows.Controls.Data => System.ComponentModel = > System.Windows.Data) as always Telerik will follow the good traditions and next week we will release RadControls for Silverlight 3. Stay tuned – more will come!...
    May 27, 2021 1 min read
  • Web ASP.NET AJAX

    Z-index demystified

    In this blog post I will try to explain how CSS z-index works and a how to avoid a few common mistakes. First of all the z-index is used to control the z-order of positioned HTML elements. Simply put it controls the stacking order of HTML elements. To set it set the "z-index" CSS attribute of your element to some integer value. Z-index works only for positioned elements. Positioned elements are elements whose "position" CSS attribute is set to "relative", "absolute" or "fixed". The default "position" is "static" which means that by default setting z-index has no effect. Z-index is NOT measured in...
    May 27, 2021 4 min read
  • Web

    RadioButton and CheckBox Menu Items with RadMenu for Silverlight

    RadMenu for Silverlight supports simple checkable items, but still does not support radio button items. This feature is scheduled for development and most probably will come with Q3 2009, but until then you have to code it by yourself. Fortunately, this is relatively easy with a proper ViewModel, that contains the radio-button logic: The CommandItem class contains the properties and the logic for a RadMenuItem. It implements INotifyPropertyChanged and its most important property is IsChecked: public bool IsChecked { get { return this.isChecked; } set ...
    May 27, 2021 4 min read