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Silverlight

Release History

Telerik UI for Silverlight is Retiring

Driven by the evolution of technology and industry standards, Progress Software is deprecating Telerik UI for Silverlight effective December 1, 2023. Technical support and critical fixes will be available until December 1, 2024.

UI for Silverlight R2 2021

May 12, 2021

All Controls

FIXED
  • Memory leak when changing the items source and using QueryableExtensions.

ComboBox

FIXED
  • Now the UpdateTextOnLostFocus setting affects the texts correctly when using the UpdateSelectionOnLostFocus feature.

DataFilter

FIXED
  • NullReferenceException as a binding error occurs when a filter descriptor is removed.

DataForm

FIXED
  • Setting the Content property of DataFormDataField does not work when done in an AutoGeneratingField event handler.
  • DataFormComboBoxField`s SelectedIndex is not set when the value of the data-bound object is 0.

PdfProcessing

NEW
  • Implemented API for flattening form fields.
  • Introduced support for Lab color space.
  • Implemented GetColor method for Indexed color space.
FIXED
  • An ArgumentException is thrown when merging or splitting files with the PdfStreamWriter.

PivotGrid

CHANGED
  • RadDateTimePicker inputs in the label filter dialog are clipped when selected operator is between.

PropertyGrid

FIXED
  • Several Data resources, used in the PropertyGrid styles for each of the themes, have some duplicate names as the Grid assembly resources. Some resource from the Data assembly which has a GridView_ prefix - e.g. ToggleButtonBorder is now renamed to PropertyGrid_ToggleButtonBorder.

RibbonView

NEW
  • Exposed a property to control the visibility of the backstage close button - CloseButtonVisibility.
FIXED
  • There is an empty space (gap) between the ribbon title and the RadBackstageItem content.
CHANGED
  • Updated the TargetType of the RadRibbonBackstage's ControlTemplate and its x:Key. The ControlTemplates are changed from TabControlTemplate/2013 to RibbonBackstageControlTemplate/2013 and their target from RadTabControl to RadRibbonBackstage.

RichTextBox

NEW
  • DocxFormatProvider: Introduced mechanism for importing attributes defined without namespace.
FIXED
  • DocumentFormatProvidersManager.GetSupportedExtensions() method throws a NullReferenceException.
  • HtmlFormatProvider: ArgumentException is thrown when importing an image with а missing bitmap frame.
  • Unexpected behavior in the DocumentRuler indent when the unit type is set to an inch.
  • Dropping RichTextBox control from the toolbox generates wrong DarkBasePath and ModernBasePath for the icons.
  • A NullReferenceException is thrown in specific cases in the RunCaretTimer method.

SpreadProcessing

NEW
  • Introduced import of calculated formula values from XLSX.
  • Introduced conversion from DataTable to RadWorkbook/RadWorksheet and vice versa.
FIXED
  • An invalid file is generated when the freezing panes are set, and the file is opened in Excel.
  • An InvalidOperationException is thrown when attaching to CellPropertyChanged event and trying to modify the cell.
  • Exporting a document containing two exactly the same styles with different names causes invalid an document.
  • Improved the memory usage on copy-pastе operations.

Spreadsheet

NEW
  • Introduced import of calculated formula values from XLSX.
FIXED
  • RadSpreadsheetSheetSelector is not collapsed when setting its IsVisible property to false.
  • Exporting a document containing two exactly the same styles with different names causes invalid an document.
  • Improved the memory usage on copy-pastе operations.
  • The Font Size combo box in the ribbon is cut-off when the Material theme is applied.

TabControl

FIXED
  • Wrong selection in the dropdown items when they are reordered in DropDownOpened event handler.

TileList

FIXED
  • Memory leak when removing items from the ItemsSource of the control.

TreeView

FIXED
  • Selection with Shift key and deselection of thousand items is too slow.

UI for Silverlight

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