Breaking Changes

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2024 Releases

This article lists the breaking changes introduced with the Telerik UI for WPF releases in 2024. For the complete list of changes in the UI components, see the product release history.

In 2024 there are breaking changes only in the Q2 and Q4 releases.

Currently, this section of the documentation contains only the latest release notes (starting from 2024). For older changes, check the Breaking Changes and Backward Compatibility help articles of the individual Telerik controls.

2024 Q2

Common Changes

  • Removed the .NET Core 3.1 distribution of the Telerik dlls.

  • Removed the .NET Framework distribution of the Telerik dlls. It was replaced with .NET Framework 4.6.2 dlls.

  • Removed the Telerik.Windows.Controls.Automation.Peers.RadRangeBaseAutomationPeer class. Use the Telerik.Windows.Automation.Peers.RadRangeBaseAutomationPeer class instead.

Docking

  • Removed the ElementSaving and ElementCleaning events of RadDocking. Use the ElementLayoutSaving and ElementLayoutCleaning events instead.

  • Removed the Telerik.Windows.Controls.PaneHeaderAutomationPeer class. Use the Telerik.Windows.Automation.Peers.PaneHeaderAutomationPeer class insteand.

  • Removed the PreviewResizeStart event of RadGridResizer as was not used.

  • Removed one of the PreviewShowCompassEventArgs constructors.

  • Removed the DraggedSplitContainer property of PreviewShowCompassEventArgs. Use the DraggedElement property instead.

DateTimePicker

  • Changed the name of the RadDateTimePicker's BlackoutDatesDatesProperty dependency property to BlackoutDatesProperty because of a typo.

  • Changed the name of the RadDateTimePicker's IsDownOpenProperty dependency property to IsDropDownOpenProperty because of a typo.

DragDropManager

  • Removed the DragDropManager.TouchDragTrigger attached property and the TouchDragTrigger enumeration. Use the TouchManager.DragStartTrigger attached property and the TouchDragStartTrigger enumeration instead.

Expander

  • Removed the Telerik.Windows.Controls.RadExpanderAutomationPeer class. Use Telerik.Windows.Automation.Peers.RadExpanderAutomationPeer instead.

GridView

  • Removed the CurrentCellChanged event of RadGridView. Use the CurrentCellInfoChanged event instead.

  • Removed the ExportFormat.Xlsx and ExportFormat.Pdf values from the ExportFormat enumeration. Use the ExportToXlsx and ExportToPdf methods instead.

ListBox

  • Removed the OnIsReadOnlyChanged protected method of RadListBox, because it doesn't do anything.

ProgressBar

  • Removed the Telerik.Windows.Controls.RadProgressBarAutomationPeer class. Use Telerik.Windows.Automation.Peers.RadProgressBarAutomationPeer instead.

RichTextBox

TouchManager

  • Removed the TouchManager.IsTouchHitTestVisible attached property. Use the TouchManager.TouchMode property instead.

2024 Q4

Common Changes

  • Removed the .NET 7 distribution of the Telerik dlls.

  • Removed .NET Core Convert Wizard from the Telerik Visual Studio Extensions.

Barcode

  • Removed the old barcode engine. Use the RadBarcode control instead. Read more in the following article.

Diagram

  • Removed the DiagramCommands.Print command. Use the DiagramExtensionCommands.Print command instead.

  • Removed the Services protected property of the RadDiagramItem class. Use the ServiceLocator property instead.

  • Removed the single parameter OnZIndexChanged protected virtual method overload of the RadDiagramItem class. Use the other overload (with the two parameters) instead.

  • Removed the UnionRects method of the GraphExtensions class. Use the Utils.Union static method instead.

  • Removed the ZoomFactor property of the DiagramConstants class. Use the ZoomScaleFactor property instead.

  • Removed the InflatedRouterMinimumMargin property of the DiagramConstants class. Use the RouterInflationValue property instead.

  • Removed the RotationHitTestRadius property of the DiagramConstants class. Use the RotationHitTestRadius property of the ManipulationAdorner class instead.

  • Removed the Create method of the SerializationInfo class. Use one of the following methods instead: CreateItemsInfo, CreateDiagramInfo or CreateMetadataInfo.

  • Removed the IsLocalValueSet method of the CommonExtensions class. Use the same method from the DependencyObjectExtensions class.

  • Removed the FromLtrd method of the Utils class. Use the constructor of the native Rect class instead: new Rect(new Point(left, top), new Point(right, bottom))

  • Removed the IsPointInRectangle methods of the Utils class. Use the Contains method of the native Rect class instead: rect.Contains(point)

  • Removed the Center property of the TreeLayoutProcessor class. Use the non-static LayoutCenter property instead.

  • Removed the ILayer interface because it was never used.

  • Removed the FitTo method of the RadDiagram class. Use the BringIntoView method instead.

Docking

  • Removed the OnElementSaving and OnElementCleaning protected virtual methods of RadDocking. Use the OnElementLayoutCleaning and OnElementLayoutSaving methods instead.

  • Removed the GetRootlevelSplitContainer method of the DockingLogicalTreeHelper class because of a typo. Use the GetRootLevelSplitContainer method instead.

GanttView

  • Removed the GetCorrectedSize and GetCorrectedRect methods of the LogicalCanvasPanel class. The methods were a legacy code used only in the Silverlight branch of the source code. These are not used in WPF.

PdfViewer

  • Removed the Commands property of RadPdfViewer. Use CommandDescriptors property instead.

  • Hid the FixedDocumentViewerCommands class. Use the DefaultCommandDescriptors class instead.

  • Removed the MoveCaretCommand class. Use the other caret-related command descriptors in the DefaultCommandDescriptors class (MoveCaretToPreviousCharacterCommandDescriptor, MoveCaretToNextCharacterCommandDescriptor, etc.) instead.

  • Removed the CaretMovementType enumeration, because it was no longer needed. Use the caret-related commands of the DefaultCommandDescriptors class (MoveCaretToPreviousCharacterCommandDescriptor, MoveCaretToNextCharacterCommandDescriptor, etc.) instead.

  • Removed the OnExceptionEventArgs class. Use the DocumentUnhandledExceptionEventArgs class instead.

RibbonView

  • Removed the DividerDarkBrush and DividerLightBrush properties of the ButtonGroupPanel class. Use the BorderBrush property of the RadButtonGroupItem instead.

  • Removed the Position property of the QuickAccessToolBar class. Use the QuickAccessToolBarPosition property of RadRibbonView instead.

  • Removed the ViewportHeight property of the RadGallery class. Use the Height property instead.

  • Removed the IsFixedSize property of the RadRibbonContextualGroup class.

  • Removed the following properties from the RadRibbonView class, because are not used by the control:

    • RightTemplate
    • Align
    • AllowDragOverTab
    • AllowDragReorder
    • AllTabsEqualHeight
    • DropDownButtonStyle
    • DropDownDisplayMemberPath
    • DropDownDisplayMode
    • DropDownStyle
    • IsDropDownOpen
    • ItemDropDownContentTemplate
    • ItemDropDownContentTemplateSelector
    • LeftTemplate
    • OverflowMode
    • ScrollMode
    • TabOrientation
    • TabStripPlacement
    • TopTemplate
    • BottomTemplate

RichTextBox

  • Removed the RadRichTextPageView class.

  • Removed the DocumentPosition's constructor that used callback. Use any of the other constructors instead.

  • Removed the ForbiddentPropertiesForExportCollection class.

  • Removed the Distribute value from the RadTextAlignment because it was supported only in Silverlight.

  • Removed the ListType enumeration. Use ListStyle instead.

  • Removed the RadDocumentBindingSource class.

  • Removed the DocumentPageItem class.

  • Removed the URL and Target properties from the ImageInline class. Use the HyperlinkRangeStart and HyperlinkRangeEnd objects to add links instead.

  • Removed the RegisterFieldUpadtePriority method from the FieldsUpdateManager class. Use the RegisterFieldUpdateInfo method instead.

  • Removed EMUsToDIP method of the Unit class. Use the EmuToDip method instead.

  • Removed the Selector property of the StylePropertyDefinition class. Use the GetStyleProperty method of the DocumentElementPropertiesBase class instead.

  • Removed the PreserveAnnotationContent value of the AnnotationMarkerDeleteBehavior enumeration. Use the AnnotationRangeStart.IsRangeDeletable and AnnotationRangeStart.IsRangeEditable properties instead.

  • Removed the DefaultStyleSettings property of the DocumentElement class. Use the Style property of the RadDocument class instead.

  • Removed the Hyperlink class. Use the HyperlinkRangeStart and HyperlinkRangeEnd classes instead.

  • Removed the InsertHyperlink method overloads that take style as a parameter from the IDocumentEditor interface. Use the other overloads of the method instead.

  • Removed the DeleteAtDocumentPosition method of RadDocument. Use the Delete method of RadDocumentEditor instead.

  • Removed the InsertFragment method of RadDocument. Use the InsertFramgment method of RadDocumentEditor instead.

  • Removed the InsertReadOnlyRange method of RadDocument. Use the InsertReadOnlyRange method of RadDocumentEditor instead.

  • Removed the DeleteReadOnlyRange method of RadDocument. Use the DeleteReadOnlyRange method of RadDocumentEditor instead.

  • Removed the DeleteComment method of RadDocument. Use the DeleteComment method of RadDocumentEditor instead.

  • Removed the InsertComment method of RadDocument. Use the InsertComment method of RadDocumentEditor instead.

  • Removed the Delete method of RadDocument. Use the Delete method of RadDocumentEditor instead.

  • Removed the DeleteRange method of RadDocument. Use the Delete method of RadDocumentEditor instead.

  • Removed the UpdateSelectedSpansStyle method of RadDocument.

  • Removed the UpdateSelectedParagraphsStyle method of RadDocument.

  • Removed the UpdateSectionsStyle method of RadDocument.

  • Removed the UpdateSelectedSectionsStyle method of RadDocument.

  • Removed the InsertPageBreak method of RadDocument. Use the InsertPageBreak method of RadDocumentEditor instead.

  • Removed the InsertLineBreak method of RadDocument. Use the InsertLineBreak method of RadDocumentEditor instead.

  • Removed the InsertInline method of RadDocument. Use the InsertInline method of RadDocumentEditor instead.

  • Removed the Insert method of RadDocument. Use the InsertInline method of RadDocumentEditor instead.

  • Removed the InsertField method of RadDocument. Use the InsertField method of RadDocumentEditor instead.

  • Removed the InsertFootnote method of RadDocument. Use the InsertFootnote method of RadDocumentEditor instead.

  • Removed the InsertEndnote method of RadDocument. Use the InsertEndnote method of RadDocumentEditor instead.

  • Removed the InsertPermissionRange method of RadDocument. Use the InsertPermissionRange method of RadDocumentEditor instead.

  • Removed the InsertBookmark method of RadDocument. Use the InsertBookmark method of RadDocumentEditor instead.

  • Removed the InsertCustomAnnotationRange method of RadDocument. Use the InsertAnnotationRange method of RadDocumentEditor instead.

  • Removed the InsertSectionBreak method of RadDocument. Use the InsertSectionBreak method of RadDocumentEditor instead.

  • Removed the InsertHyperlink method of RadDocument. Use the InsertHyperlink method of RadDocumentEditor instead.

  • Removed the DeletePermissionRange method of RadDocument. Use the DeletePermissionRange method of RadDocumentEditor instead.

  • Removed the DeleteCustomAnnotationRange method of RadDocument. Use the DeleteAnnotationRange method of RadDocumentEditor instead.

  • Removed the DeleteBookmark method of RadDocument. Use the DeleteBookmark method of RadDocumentEditor instead.

  • Removed the UpdatePermissionRanges method of RadDocument. Use the UpdatePermissionRanges method of RadDocumentEditor instead.

  • Removed the UpdateField method of RadDocument. Use the UpdateField method of RadDocumentEditor instead.

  • Removed the UpdateAllFields method of RadDocument. Use the UpdateAllFields method of RadDocumentEditor instead.

  • Removed the ToggleFieldCodes method of RadDocument. Use the ToggleFieldCodes method of RadDocumentEditor instead.

  • Removed the ChangeFieldDisplayMode method of RadDocument. Use the ChangeFieldDisplayMode method of RadDocumentEditor instead.

  • Removed the ChangeAllFieldsDisplayMode method of RadDocument. Use the ChangeAllFieldsDisplayMode method of RadDocumentEditor instead.

  • Removed the ChangeBibliographicStyle method of RadDocument. Use the ChangeBibliographicStyle method of RadDocumentEditor instead.

  • Removed the PageViewMargin property of RadDocument. Use the PageMargin property of the corresponding Section object instead.

  • Removed the DefaultPageLayoutSettings property of RadDocument. Use the SectionDefaultPageSize property instead.

  • Removed the parameterized constructor of the TableLook class. Use the default constructor instead.

  • Removed the RemoveCustomDictionary method overload of the DocumentSpellChecker class that accepts ICustomWordDictionary as a parameter. Use the method overload with the CultureInfo parameter instead.

  • Removed the parameterized overloads of the BeginUpdate and EndUpdate methods of the DocumentSelection class. Use the parameterless overloads of the methods instead.

  • Removed the Telerik.Windows.Documents.Proofing.Converters.BooleanToVisibilityConverter class. Use Telerik.Windows.Controls.BooleanToVisibilityConverter instead.

  • Removed the Telerik.Windows.Controls.RichTextBoxUI.RibbonControls.TableStylesGallery.Converters.ColorToBrushConverter class. Use Telerik.Windows.Controls.ColorToBrushConverter instead.

  • Removed the DoubleToVisibilityConverter class.

Sparklines

  • Removed IndicatorsVisiblity property of the RadLinearSparklineBase class. Use the IndicatorsVisibilityProperty instead.

  • Removed the Telerik.Windows.Controls.Sparklines.RectToRectangleGeometryConveter class. Use the Telerik.Windows.Controls.Sparklines.RectToRectangleGeometryConverter class instead.

Spreadsheet

  • Removed the DocumentContentChanged event of the CellEditor class. Use the TextChanged event instead.

  • Removed the OnDocumentContentChanged protected method if CellEditor. Use the OnTextChanged method instead.

TimeBar

  • Removed the IntervalContainerBase class. Use the TimeBarIntervalContainerBase class instead.

  • Removed the IntervalControlBase class. Use the TimeBarIntervalControlBase class instead.

Timeline

  • Removed the TimelinePeriodContainerBase class. Use the TimeIntervalContainerBase class instead.

  • Removed the TimelinePeriodControlBase class. Use the TimeIntervalControlBase class instead.

TreeMap

  • Removed the AbsoluteValueBrushColorizer class. Use the ValueBrushColorizer class instead.

  • Removed the AbsoluteValueGradientColorizer class. Use use ValueGradientColorizer class instead.

  • Removed the RelativeValueBrushColorizer class. Use the ValueBrushColorizer class instead.

  • Removed the RelativeValueGradientColorizer class. Use the ValueGradientColorizer class instead.

WebCam

  • Replaced the SharpDX dependencies with SkiaSharp. This was needed because the SharpDX library is no longer maintained since May 2019.
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