Release History

UI for WPF R2 2018

May 16, 2018

What's New

NEW

• RadChat (Conversational UI) - The new addition to UI for WPF enables an easy implementation of conversational UI in WPF applications, whether by utilizing certain chatbot framework, by following a predefined logical tree, or just for integrating P2P chat capabilities.
• Animations for chart series in RadChartView.
• Format painter in RichTextBox.

All Controls

NEW

• Included NuGet packages as part of the weekly internal builds.
• RadGlyph to support TelerikWebUI font glyphs alongside with exporting to ImageSource and Geometry.
• Introduced separator support for UpperCaseConverter via ConverterParameter.

AutoCompleteBox

FIXED

• AsyncFilteringBehavior can lead to OperationCanceledException.

Buttons

FIXED

• RadioButton looks disabled when it is checked and unfocused in Fluent theme.

ChartView

NEW

• Added series and point animations to chart series. It is now possible to animate the paths which define the series and datapoints with various animations like move, scale, reveal, fade.

ComboBox

FIXED

• Control instance is not disposed in some scenarios with RadDocking.
• FindMatchingIndexes virtual method of ComboBoxFilteringBehavior is not called when there aren't any matches.

ContextMenu

FIXED

• InputGestureText does not inherit VerticalContentAlignment from RadMenuItem in all themes.

DataFilter

FIXED

• FilterEditor is not visible when Material and Fluent themes are set through StyleManager.

DataPager

FIXED

• NumericButton stays checked after canceling the PageIndexChanging event.

DesktopAlert

FIXED

• Background is not changed when acrylic is disabled in Fluent theme.

FileDialogs

NEW

• In OpenFolderDialog, user should be able to select a folder from the navigation tree as well.
• Implemented a possibility to expand and bring into view the current tree view item of the main navigation pane.
• Implemented show hidden files functionality.
• Implemented Ctrl + V, Ctrl + X, Ctrl + C, Delete commands.
• Implemented ContextMenu usage on empty spaces in main pane.
• Implemented DragDrop functionality in navigation tree and main pane.
• ExplorerControl can now be used as standalone control in XAML, outside dialogs. It has many dependency properties like IsFolderBrowser , Multiselect, Layout, IsDragDropEnabled, SelectedFileName, CurrentDirectoryPath, ShowHiddenFiles, ExpandToCurrentDirectory, Filter etc. which enable rich file/folder choosing and browsing experience.

FIXED

• OpenFolderDialog doesn't return the current opened folder if there is no selection and no filename in autocomplete.
• Exception in OpenFolderDialog when selecting a drive and then pressing 'Open Folder' button.

FluidContentControl

FIXED

• InvalidOperationException for logical child when Small/Large/Normal content is set to a Visual which has other logical parent.

GanttView

FIXED

• GanttView flickers when Width="AutoHeaderAndContent" and hovered for the first time.
• High CPU usage when resizing columns.
• General performance hit when the DPI is higher than 100%.
• Columns with AutoHeaderAndContent Width are not sized correctly initially.
• Resizing the grid columns on higher than 100% DPI setting leads to unresponsive performance.
• GanttView is not displayed when the DPI is higher than 100%.

GridView

NEW

• FilterDescriptor now respects Globalization.Culture. Use one of the new constructors with CultureInfo cultureInfo parameter.
• Implemented CanUserGroupColumns property.
• Added an option to exclude column from "search as you type".
• Implemented SearchAsYouType support for dynamic objects.
• GridViewComboboxColumn now supports EmptyText.
• Disable group expand behavior on PropertyChanged.

FIXED

• Selecting multiple sorted items with Extended SelectionMode hangs the UI.
• Adding items with newline content displaces the vertical scrollbar, if there are multiple items with variable height.
• InvalidCastException is thrown when the type of the Count of the Queryable source is long.
• When sorting in a grouped grid the GridViewGroupRow disappears in Green, Office2016, Office2016Touch, Material and Fluent themes.
• ColumnGroupHeader does not get generated for columns with DisplayIndex.
• There is no selected item in ComoboxColumn when its ItemsSource is set with delay, in all themes except Green, Office2016, Office2016Touch, Fluent and Material.
• Control instance is not disposed in some scenarios with RadDocking and IsPropertyChangedAggregationEnabled is True (default).
• A DataTrigger in ToolTipTemplate or ToolTipTemplateSelector of a GridViewColumn is not respected.
• Poor performance when selecting all items and then sorting.
• NullReferenceException in the FlatLayoutStrategy.ScrollRowIndexIntoView.
• A NullReferenceException could be thrown in PrepareCellToolTip after entering in Edit mode.
• DisplayMemberPath of GridViewComboboxColumn should be copied rather than SelectedValueMemberPath when DataMemberBinding is a nested property.
• А gap is observed at the bottom of the control's dropdown with the default MaxDropDownHeight and ComboBoxItems' Height that are set in Office2016 and VisualStudio2013 themes.
• SelectedItem is not updated properly in a grouped scenario.
• Placing text in quotes after exclude search operator and search getting the wrong result.

Map

FIXED

• The Bounds of the ClusterData's object has wrong East value when AutoCalculateBounds is True.
• Toolbar is misplaced when CommandBarVisibility is set to Collapsed in VisualStudio2013, Office2013 and Windows8 themes.

MaskedInput

NEW

• Implemented built-in Regex validation through the ValidationRegex property of RadMaskedTextInput. Include couple of predefined Regex strings (for IP and Email), located in the ValidationHelper class.

FIXED

• Caret does not move when trying to replace the symbol after a literal symbol in ReplaceMode.

MS Controls

FIXED

• AccessKey cannot be applied to System.Windows.Button and System.Windows.RepeatButton in Material and Fluent themes.
• When vertical-oriented and HorizontalAlignment is set to Stretch it has a wrong cursor compared with the default MS style.

OutlookBar

NEW

• Implemented IsContentPreserved property for preserving the content of the selected tabs.

PDF Viewer

FIXED

• Glyphs are rendered with wrong stroke width.
• Text is blank when the file contains a reference to a font that is not included in the file.
• Missing form fields caused by handled exception during RadioButton options import.
• Unexpected geometries are drawn when a PDF file contains not immediately stroked closed geometries.
• TextField font size is different when typing and when applying the input value.
• Missing content due to font defined using empty string for FontFamily in its font descriptor.
• VariableContentWidget UI controls are invisible in Fluent, Green, Material and Office2016 themes.

PdfProcessing

NEW

• Implemented import of SC and SCN content stream operators for all color spaces.
• Implemented import and export of DeviceN color space.
• Implemented import and export of Separation color space.
• Implement import for "K" and "k" CMYK color space operators.
• Implemented import and export for all PDF function types.
• Implemented support for encrypted documents when using PdfFileSource class.

FIXED

• Cloning SignatureField without Signature causes NullReferenceException.
• InvalidCastException is thrown when parsing dictionary end without having dictionary start.
• ArgumentNullException is thrown when exporting document that uses OpenType Font.
• Exception is thrown when importing document with LZWDecode and Indexed Colorspace.
• Wrong colors when importing documents with Indexed color space.
• NotImplementedException occurs when importing pattern which uses unsupported colorspace.

RichTextBox

NEW

• Performance increased when comparing instances of HierarchicalIndex.
• Introduced format painter functionality which allows copying format from one part of the text to another.

FIXED

• Performance problem when undoing deletion of text with many hyperlinks.
• Find/Replace does not work properly when replacing word with digits.
• The caret is drawn over letters in some cases.
• Exception during layout of a document with floating image as first element on the second page.
• Replacing string with the same string but in upper case leads to infinite loop.
• KeyNotFoundException is thrown when exporting fragments to RTF or DOCX due to incorrectly preserved Next style property for elements other than Paragraph.
• ArgumentException is thrown when importing an image with invalid metadata.
• InvalidCastException is thrown when undoing character-properties editing commands applied on content wrapped in annotation ranges.
• Importing documents with negative TabStop positions causes ArgumentOutOfRangeException.
• Poor delete/undo delete performance with large number of AnnotationRanges.
• Table with width set to 0 is imported with 0 width from HTML.
• NullReferenceException is thrown when continuously working with a hyperlink.
• Missing Spanish and French translations for the "Text Wrapping" string in FloatingBlockPropertiesDialog.

ScheduleView

NEW

• Implemented Today Button in the NavigationHeader.

SpreadProcessing

NEW

• Implemented automatic scaling options when printing and exporting to PDF.

FIXED

• KeyNotFoundException is thrown due to missing built in number formats with id 5, 6, 7, 8.

CHANGED

• WorksheetPageSetup default paper type is now Letter.

Spreadsheet

NEW

• Implemented automatic scaling options when printing and exporting to PDF.

FIXED

• Instantiating the control in two different threads throws InvalidOperationException.

CHANGED

• WorksheetPageSetup default paper type is now Letter.

TreeList

FIXED

• Poor performance when selecting all items with Extended SelectionMode.
• Cells from the first left frozen column overlap with those from the next column when column virtualization is switched off.
• Degraded performance when loading new items and source collection is INotifyCollectionChanged

TreeView

FIXED

• Wrong background of RadTreeViewItem when selected and mouse over when animation is disabled in Material theme.

Window

FIXED

• RadPrompt's TextBox does not receive theme from parent with StyleManager in Green, Material, Fluent themes.

WordsProcessing

FIXED

• Exporting Runs without set text to PDF throws NullReferenceException.