What's new


Release History

UI for ASP.NET AJAX Q3 2012 SP1 (version 2012.3.1205)

December 5, 2012


  • Added: Localization for the "Drop files here" text in RadAsyncUpload
  • Added: RadAsyncUpload LastModifiedDate property to the UploadedFile class
  • Added: RadAsyncUpload OnClientFileDropped event
  • Added: RadAsyncUpload HideFileInput property
  • Improved: RadAsyncUpload configuration is encrypted with default key. The users could set their encryption key by setting the following app setting in the web.config file - Telerik.AsyncUpload.ConfigurationEncryptionKey
  • Improved: RadAsyncUpload validated uploaded files’ extension at server side
  • Fixed: RadAsyncUpload drag and drop is not working when UploadedFilesRendering is set to "BelowFileInput"
  • Fixed: RadProgressManger makes infinite requests when some other control triggers an Ajax post back
  • Fixed: RadAsyncUpload deleteAllFileInputs is not working when UploadedFilesRendering is set to BelowInput


  • Added: DropDownPosition property (Automatic, Static)
  • Added: Single Selection (Text mode only)
  • Added: Double character separator
  • Fixed: RadAutoCompleteBox doesn't trigger the search when you paste text from the right-mouse context menu "paste" option
  • Fixed: When typing in the input and quickly tab out of it (moving the focus away from the AutoCompleteBox) the dropdown is still displayed
  • Fixed: If some custom text is typed in the input, TextChanged event is raised on blur of the AutoCompleteBox with AllowCustomEntry="false"
  • Fixed: Enabled="false" disables the functionality of the control, but allows typing in the input box in FireFox, Chrome and Safari
  • Fixed: RadAutoCompleteBox throws an error when user starts typing if the control DataSource is not set


  • Fixed: Some of the lower case letters are cut


  • Improved: RadButton ToggleButton height and line height
  • Fixed: The positioning of a toggle RadButton's checkbox image
  • Fixed: The position of a toggle RadButton's checkbox
  • Fixed: The enabled state of RadButton when its Single Click functionality is enabled and ASP.NET validation fails
  • Fixed: RadButton FilledCheckbox position


  • Fixed: When RadDatePicker is disabled, window scrollbar is displayed in IE9


  • Added: DropDownAutoWidth property
  • Fixed: CheckAll checkbox is not unchecked after clicking it for the first time
  • Fixed: The ItemChecked event did not fire after the user checks a checkbox in a RadComboBox with an ItemTemplate implemented
  • Fixed: Auto-complete functionality is not working properly under IE10
  • Fixed: ComboBox loading message is not shown when the drop down is opened for the first time
  • Fixed: ComboBox text is transparent when disabled in Google Chrome
  • Fixed: ComboBox design-time size
  • Fixed: Selected Text in RadComboBox is clipping off

Common for all controls

  • Improved: Design-time for RadScheduler, RadSiteMapDataSource, RadAutoCompleteBox and RadContextMenu


  • Fixed: Incorrect positioning of RadDock in Chrome when undocked


  • Added: Multiple Selection support for the FileBrowser Dialogs
  • Added: Missing tools to FullSetOfTools.xml file
  • Improved: Provided localization strings for "Toggle advanced mode embed code" and "Grid View" and "Thumbnail View"
  • Fixed: Modifications applied to links in Preview mode are not restored before submitting the page if the editor is still in Preview mode
  • Fixed: Pasting generates a JavaScript error after an update panel refresh in IE
  • Fixed: Image is not inserted from the ImageManager of the Image Map Editor tool
  • Fixed: Changes are not saved to the image when using in RadEditor's Image Manager
  • Fixed: Title attribute is not set to RadEditor's content area Div element
  • Fixed: Image manager allows to insert a folder to the content
  • Fixed: ConvertCharactersToEntities filter should convert the entities only in the text but not in the HTML elements
  • Fixed: FormatBlock command removing near BR elements JavaScript is not executing correctly
  • Fixed: Appearance of size problems, when ContentAreaMode="Div" and the user is toggling between editing modes or resizing the control
  • Fixed: RadEditor FormatPainter command does not apply format elements in the correct order
  • Fixed: Stylebuilder dialog comboboxes layout is broken in IE7 and IE8
  • Fixed: RadEditor FormatPainter command does not apply STRONG format elements
  • Fixed: LinkManager producing non XHTML compliant output when selecting entire heading tags under Internet Explorer
  • Fixed: RadEditor text tool hover state background
  • Fixed: Broken background appearance of RadEditor's disabled buttons on hover
  • Fixed: Content area background problem when ContentAreaMode="Div"
  • Fixed: ConvertToXhtml strips empty <p></p> tags in non IE browsers
  • Changed: EditorFileOptions and EditorFileTypes enums are moved under Telerik.Web.UI.Editor namespace


  • Added: New AllowMultipleSelection configuration property to enable / disable multiple item selection for the FileList component
  • Added: Invalid characters validation for Rename
  • Fixed: Typing inside Filter textbox is not possible in Chrome
  • Fixed: FileExplorer's AsyncUpload window rendering in Chrome is broken
  • Fixed: Disabling of the Delete button in FileExplorer when a folder does not have delete permissions
  • Fixed: ControlPreRender throws null reference exception if ToolBar Items collection is empty
  • Fixed: Incorrect sizing of Upload dialog's window in MetroTouch Skin
  • Fixed: New folder button is disabled in toolbar when current folder is empty and DisplayUpFolderItem is true
  • Fixed: When only one file is uploaded in the only visible folder it cannot be deleted when ExplorerMode=Thumbnails
  • Fixed: ListView ContextMenu's Upload / Delete items are disabled incorrectly upon second show
  • Fixed: ClientCopy client-side event does not pass item information correctly
  • Fixed: Incorrect rendering of the AddressBar causes extra sizing issue


  • Fixed: RadFormDecorator throws a JavaScript error under old IE versions when EnableRoundedCorners=true and a RadDatePicker is present on the page
  • Fixed: The last RadFormDecorator is overriding the decorated zones in WebKit browsers
  • Fixed: <select> elements are not decorated when displayed in a RadWindow's content template
  • Fixed: percentage width of decorated text boxes with rounded corners are not persisted in IE versions below 9
  • Fixed: Decorated <select> tags in a div with 100% height renders with an extra space underneath, i.e. a double scroll occurs
  • Fixed: RadFormDecorator does not properly disable a button in Chrome when its disabled attribute is set to disabled
  • Fixed: RadFormDecorator Fieldset Background image in several skins
  • Fixed: RadFormDecorator Grid TH cell background color and vertical align for radios and checkboxes in WebKit
  • Fixed: Decorated by RadFormDecorator <select> is not scrollable under mobile devices


  • Fixed: RadGrid DetailItemTemplate problems when both hierarchy and grouping are enabled in client load mode
  • Fixed: RadGrid nested table views does not apply GroupFooterTemplate
  • Fixed: RadGrid has inconsistent behavior when cell selection is enabled and there is a control that needs focus in the cell that is clicked
  • Fixed: RadGrid calculates wrongly ColSpan of GroupFooterTemplate when static headers are enabled
  • Fixed: When GroupByExpression set declaratively the ungroup option in the HeaderContextMenu does not work
  • Fixed: A space could not be set in filter's textbox when cellselection and keyboardnavigation are enabled
  • Fixed: GropHeaderTemplate does not behave correctly when UseStaticHeaders="true"
  • Fixed: RadGrid's cell selection under IE10: when a single cell is selected and navigation started, the navigates cells initially retain the selected style
  • Fixed: RadGrid's not scrolling horizontally to selected cell
  • Fixed: Filtering on numeric column from header context menu does not apply if "0" is entered
  • Fixed: Gap in RadGrid's Footer when using the staticHeaders
  • Fixed: Hide additional space in command item and footer in RadGrid
  • Fixed: RadGrid does not persist resized column widths after selection
  • Fixed: RadGrid does not properly update ClientState for all affected columns during column resizing
  • Fixed: RadGrid MultiColumn Headers misalignment in IE6/7 when we have horizontal scrolling
  • Fixed: Convert this column to a template column does not uses DbValue of RadNumericTextBox
  • Fixed: RadGrid designer throws exception when we have MultiColumn Headers
  • Fixed: RadGrid's external numeric column editors don't function properly when multi editing is switched on
  • Fixed: RadGrid's not picking up the correct skin for its delete/edit column images when the skin is changed from RadSkinManager's skin chooser
  • Fixed: RadGrid's not showing NoRecordTemplate when AutoGeneratedColumns = "true" and the grid is bound to an empty source just after it had been bound to a full source
  • Fixed: GridBinaryImageColumn does not show the image when the RadGrid is placed into the NestedViewTemplate
  • Fixed: RadGrid renders incorrect group header text when more than one GridGroupByExpression is applied
  • Fixed: RadGrid throws an exception when GridHyperLinkColumn is used and Rebind method is called in the ItemUpdated event
  • Fixed: RadGrid throws exception when GroupFooterTemplate is used and "Custom" aggregate is set to a RadGrid's column
  • Fixed: RadGrid does not generate correct group messages in the GroupHeaderItem for some inner groups
  • Fixed: RadGrid pager is not rendered when data is grouped in .NET35
  • Fixed: When RadGrid is exported to PDF in IE7, exception is thrown by the export engine
  • Fixed: When RadGrid has its SEO paging feature enabled, the rendering of the buttons in the NextPreviousAndNumeric pager item is different
  • Fixed: Drag-and-drop and resize issues with RadGrid in mobile devices


  • Fixed: Opacity value is not updated inside the dialog after undo in Canvas mode
  • Fixed: Last action is showing a wrong value after “Insert Text” in Canvas mode
  • Fixed: get_rotationAngle is returning wrong value after redo in canvas mode
  • Fixed: Firing the ImageEditor's OnClientSaved event when an image is saved on the server


  • Fixed: Initial negative values in TextBoxes are not parsed correctly when using RadInputManager with NumericTextBoxSettings that has and NegativePattern set
  • Fixed: RadDatePicker rendering problem in IE9 Compatibility Mode
  • Fixed: RadInputManager's NumericTextBoxSetting does not parse correctly custom decimal separators
  • Fixed: The width on a RadTextbox with TextMode="multiline" and RadFormDecorator
  • Fixed: RadDateInput does not work with Welsh locale
  • Fixed: RadInputControl throws server error when web crawler submits invalid client state to the server


  • Fixed: Item Drag-Drop does not work when Turkish Culture is used and ListView ItemCreated client-side event


  • Added: Functionality to expand menu items in touch devices when ItemClick event is handled
  • Improved: Scrolling and behavior in Mobile Devices
  • Fixed: Chrome v12 does not calculate the width of the scroll container correctly

Mobile Support Improvements

  • Improved: Provided better support for scrolling and overall behavior in mobile devices in RadMenu and RadTabStrip
  • Improved: RadWindow scrolling under iOS6 when the NavigateUrl is used
  • Fixed: Decorated by RadFormDecorator <select> is not scrollable under mobile devices
  • Fixed: Drag-and-drop and resize issues with RadGrid in mobile devices


  • Fixed: Focus should be set to the filtering window upon opening it
  • Fixed: In RadPivotGrid the ColumnSpan of Pager item is wrong in some cases
  • Fixed: RadPivotGrid`s filter window is not styled correctly
  • Fixed: the PivotGrid's height is not calculated correctly when it is set with the attribute height
  • Fixed: RadPivotGrid drag drop indicator is missing in some skins


  • Fixed: RadGauge is throwing “Ambiguous match found” error when running in .NET 3.5 website


  • Added: RadRibbonBar XML Support for ApplicationMenu
  • Fixed: Setting enabled state of items when some of the Groups are Visible="false" causes Server Exception


  • Fixed: Removed the border around the rotator when it is not configured in a mode with command buttons
  • Fixed: The position of the right command buttton of RadRotator under Chrome and Safari


  • Added: ShowInsertArea property for Day/Week/Multiday view
  • Added: ShowAllDayInsertArea property to the Week/Day/Multiday view settings
  • Improved: Client-side validation for the AdvancedForm fields in WebService binding mode
  • Fixed: Improve experience of scheduler under iOS6
  • Fixed: Metro skin glitches for scheduler
  • Fixed: RadScheduler's appointments' tooltip message gets truncated when it contains an apostrophe (WebService binding)
  • Fixed: JavaScript error with WebServiceBinding and property LastDayOfWeek set to Friday
  • Fixed: Wrong exceptions behavior after changing the serie of a recurring appointment RadScheduler
  • Fixed: The set_backColor() client method of the appointment affects only the middle section for appointments that span more than one day in Week view
  • Fixed: Recurrence rule does not show the correct yearly rule when the appointment's start date is in January
  • Fixed: Day/Week/Multiday View: WS Binding: When the view is ReadOnly the appointments should occupy 100% of the width of the TimeSlot
  • Fixed: RadScheduler timeslot object does not return correct value for method get_startTime() and get_endTime()
  • Fixed: Error in AdvancedForm when click on disabled control. Happens only in IE 8
  • Fixed: Scheduler WebService binding - can create appointment with null duration - no validation
  • Fixed: Delete image for the appointments is shown when used on IPad even when the AllowDelete=False property is set
  • Fixed: Appointment context menu to show in iPad when AllowEdit=false
  • Fixed: AdvancedEditForm closes when editing of occurring appointment is canceled

SharePoint 2007/2010

  • Fixed: When the plus image of SPRadGrid is clicked in the command item, this incorrectly opens the internal new record dialog in SP edit mode too


  • Fixed: Value of the VisibleDuringInit property is not taken into account


  • Improved: Scrolling in Mobile Devices


  • Fixed: RadToolBar set_tooltip client side does not work accordingly
  • Fixed: RadToolBar renders an additional span everytime a different RadToolBarButton is selected when the EnableImageSprites=true


  • Fixed: Item Drag-Drop does not work when Turkish Culture is used and TreeList ItemCreated client-side event


  • Improved: Various appearance improvements in TreeView
  • Fixed: [Breaking Change] TreeView expand / collapse image in IE8 is too close to node text (RTL mode)
  • Fixed: TreeView text selection in iOS 6


  • Improved: RadWindow scrolling under iOS6 when the NavigateUrl is used
  • Fixed: Closing RadWindow after it has been maximized and destroy on close is enabled causes JavaScript errors in the loaded site (www.bing.com)
  • Fixed: Closing RadWindow crashes IE
  • Fixed: Under Firefox RadWindow does not show a page that has Silverlight or PDF in it unless the BaseStyleSheet is loaded from an external file
  • Fixed: RadWindow hover state cursor when it is maximized

New features & Roadmap

Have a feature request?

Post your feedback via the ASP.NET AJAX Feedback Portal.

What's new across all Telerik products?

See the updates feed

Getting Started Section Wavy Background

Next Steps

Launch demos

See Telerik UI for ASP.NET AJAX in action and check out how much it can do out-of-the-box.

Compare pricing

Check out the offers. Purchase an individual suite, or treat yourself to one of our bundles.

Download Free Trial

Try Telerik UI for ASP.NET AJAX with dedicated technical support.