2025 v1

Calendar

Improvements

• Added UI Automation (UIA) support for C1CalendarView and C1DateEdit controls.

DashboardLayout

Improvements

• [.NET] Improved design time added actions, verbs and editors.

• [.NET Framework] Added an editor for the Options.HeaderElements collection.

Document

Bug fixes

• [.NET] Fixed an issue where TextField hyperlinks were not clickable in PDF exports using the DS Pdf provider.

Other changes

• C1.Win.Document has been replaced by a version based on the C1.Document for .Net Standard.

FlexChart

Improvements

• Updated C1.Chart to version 8.0.20251.11.
• Added a new radar chart type: Column (RadarChartType.Column).
• Added Serialization for FlexRadar, Sunburst and TreeMap controls.
• Added XML serialization for FlexChart and FlexPie using static extension methods ChartSerializer.SerializeToXml() and ChartSerializer.DeserializeFromXml().
• Integrated cross-platform core from the C1.Chart package into charting components.
• Added an event handler for changing axis range.
• Added an angle property to annotation text to allow rotated text.
• Added Save and Restore method in ChartDesigner, and Reset button in PropertiesPanel ToolStrip drop down menu.
• Added Position property for AxisScrollbar.

Bug fixes

• Fixed issue where chart was not rendered in SVG image of C1FlexReport when exported through ChartRibbon/ChartToolbar at run time.
• Fixed issue where the toggle series did not update after closing the 'Print Preview' dialog.
• Fixed issue where adorners incorrectly appeared when the chart is in an MDI child.
• Fixed issue where adorners were not rendered in DirectX render mode when hovering over chart elements.
• Fixed issue where SelectionChanged event was not fired when SelectionMode = Series was selected.

FlexGrid

Breaking changes

• Removed filtering through the composed menu in ColumnFilterEditor; the properties ColumnFilterEditor.UseComposedMenu, ColumnFilterEditor.UpdateMenu, ColumnFilterEditor.MenuToolStrip, and ColumnFilterEditor.MenuFilters are no longer available.
• The theme application process and source of theme colors for the FilterEditor form have been updated. This change may cause layout or visual inconsistencies when using custom themes.
• Microsoft controls have been replaced with custom controls based on the C1Framework. This may result in the loss of some functionality or differences in behavior. Developers should test and validate affected areas thoroughly.

Improvements

• Column filter editor form was auto sized to fit all editor buttons when long names are used.
• Added an opportunity to manually resize the Column filter editor form.
• Added support for setting more than two conditions in the condition filter editor, where only one condition is shown by default, and users can add or remove conditions using the "+" (Add) and trash bin (Remove) buttons, with only active conditions applied when the editor is closed using the "Apply" button.
• Added cell-based condition operators: ConditionOperator.IsBlank, ConditionOperator.IsDistinct, ConditionOperator.IsDuplicate, and ConditionOperator.IsUnique, allowing users to filter for empty cells, show unique or duplicate values, or display all distinct values from a column using a multi-conditional filter.
• Added multi-conditional filter support, allowing users to set more than two conditions when applying a condition filter to a grid column; conditions are applied sequentially from top to bottom in the ConditionFilterEditor, without considering logical operation precedence.
• Updated default icons for filtering and sorting, with improved sorting glyph positioning when pinning and filtering are enabled.
• Added ScrollFlags.EnsureFirstVisible flag to pin the first visible row or column.
• Added count of highlighted matches in search results.

Bug fixes

• Fixed issue where merged ranges were displayed incorrectly when adding overlapping ranges.
• Fixed issue where scrolling split merged cells.
• Resolved System.ArgumentOutOfRangeException thrown when searching "c:" string using ApplySearch.
• Fixed issue where only the first word was highlighted with SearchHighlightMode.OnlyFirst.
• Fixed issue where not all matches were highlighted with SearchHighlightMode.All.

Other changes

• ConditionFilter.Condition1, ConditionFilter.Condition2, ConditionFilter.AndConditions properties were marked as obsolete.

FlexPivot

Bug fixes

• Fixed issue where the Sort icon position was not retained when resizing columns in FlexPivotGrid.
• Fixed issue where the Sort icon position was not retained when resizing columns in FlexPivotGrid.
• Fixed issue where the Sort icon was not displayed correctly when sorting data by column headers in FlexPivotGrid.
• [.NET] Fixed issue where the filter icon was not fully visible in FlexPivotPanel’s listbox at high DPI settings.

FlexReport

Bug fixes

• Fixed issue where SuperLabel fields were rendered incorrectly in exported PDFs using C1Pdf.

Other changes

• C1.Win.FlexReport has been replaced by a version based on the C1.FlexReport for .Net Standard.

Input

Improvements

• Added C1ToggleSwitch control.

• Added UIA support for C1ToggleSwitch control. Reworked UI Automation for C1RangeSlider, C1SplitButton, C1DropDownControl, C1ComboBox, C1RadioButton, C1TextBox, and C1NumericEdit controls.

Bug fixes

• [.NET Framework] Fixed issue where the placeholder text disappeared upon typing when using the FloatingPlaceholderEnabled property without setting a specific theme or when applying the Office 365 theme.
• [.NET Framework] [FlexGrid] Fixed an issue where the sorting glyph was incorrectly centered when both filtering and sorting were applied.

Input.DbNavigator

Improvements

• [.NET] Reworked UIA for C1DbNavigator control.

Input.Pickers

Improvements

• [.NET] Added UI Automation support for C1ColorPicker and C1FontPicker controls.

C1List

Bug fixes

• [.NET] Fixed issue where fixed rows overlapped with fixed columns during horizontal scrolling when overriding FixColumn for multiple columns.

PrintDocument

Bug fixes

• Fixed issue where the Time Printed field was not displayed correctly in non-paginated RTF or DOCX exports when set through Schedule style settings.C1.Win.C1Input

Ribbon

Improvements

• Added UI Automation objects for Ribbon Minimize, Maximize, Help, Close, and RibbonForm buttons, including CloseChild, RestoreChild, and MinimizeChild.

Bug fixes

• Resolved a null reference exception when adding C1EditorRibbon to a form.
• Fixed slow theme preview loading in ThemeDesigner’s C1Controls tab.
• Improved performance of RibbonFontComboBox when opening the dropdown.
• Fixed a designer error in the Schedule CustomTableViews form.

RulesManager

Bug fixes

• Fixed Icons in ImageButtons with submenu to show properly with non-zero margins.

Themes

Improvements

• [.NET] Added Themes support for ToggleSwitch.

ComponentOne WinForms (C1.Win)

Improvements

• Updated Underline icon with a bolder line.
• Added new elements: ListBoxElement, TabElement, MnemonicButtonElement, and SplitButtonElement.
• Added FormSizingMode property to DropDownFormBase.
• Added UI Automation items to cache.

Bug fixes

• Fixed issue where UiaItem.RefreshInnerItems removed required cached items.